hardware test engineer

Amazon.com

<div><h2 class="jobSectionHeader">DESCRIPTION</h2><div>
Amazon Leo is Amazon's low Earth orbit satellite network. Our mission is to deliver fast, reliable internet connectivity to customers beyond the reach of existing networks. From individual households to schools, hospitals, businesses, and government agencies, Amazon Leo will serve people and organizations operating in locations without reliable connectivity. 
 
We are looking for an experienced Test Hardware Development Engineer to help architect innovative test infrastructure to improve and optimize Amazon Leo's satellite level test systems . Our team is responsible for core infrastructure and tools that serve as the backbone for automated satellite testing operations. 
 
In this role, you will bridge hardware and systems engineering with hands-on lab and test development capabilities. You will lead the design, build, and deployment of test hardware across Amazon Leo's vehicle integration venues, contribute to infrastructure planning, and directly support ground systems involving RF, networking, mechanical interfaces, and electrical systems. The ideal candidate brings a strong foundation in electrical engineering, is comfortable in hands-on lab environments, and can work across teams to scale test operations in a fast-paced development and production settings. 
 
Export Control Requirement: Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum. 
 
Key job responsibilities 
<ul><li>Architect, design, and implement test rack and bench-top hardware platforms to support satellite integration and test</li><li>Lead interdisciplinary technical efforts spanning RF, networking, mechanical integration, and test equipment automation</li><li>Develop, maintain, coordinate electrical ground support &amp; test equipment (i.e. EGSE, etc) for integrated vehicle testing</li><li>Integrate RF instrumentation, power distribution systems, sensors, and embedded components into test infrastructure</li><li>Write and execute test procedures, verification plans, and commissioning documentation</li><li>Collaborate with software and test automation teams to integrate scripting and telemetry into lab infrastructure</li><li>Support routine validation of satellite systems during development and production campaigns</li><li>Provide mentorship to junior engineers and technicians on lab processes and best practices</li><li>Support and maintain lab infrastructure, including: Ubuntu/Windows systems, Cisco networking equipment and networking automation infrastructure, ethernet/fiber/coax wiring.</li></ul> 
About the team 
The Integrated Vehicle Test team is responsible for delivering functional spacecraft to orbit to ensure Amazon Leo's mission success. We do so through development of advanced test systems and execution of test campaigns that help guarantee reliable operation of satellite vehicles in space. The tasks and daily focus change rapidly, and you will often take on exciting new responsibilities to ensure project success. Expect to be deployed to address complex problems by identifying the scope of the issue and quickly establishing innovative and functional solutions.</div><h2 class="jobSectionHeader">
BASIC QUALIFICATIONS</h2><ul><li>Bachelor's degree in Electrical Engineering</li><li>5+ years of professional experience in hardware or systems development roles in aerospace, automotive, or high-reliability electronics environments</li><li>Strong understanding of electrical and systems test fundamentals, signal integrity, and test instrumentation</li><li>Hands-on experience with lab setup, test rack integration, and support of large systems</li><li>Proficiency with Ubuntu/Linux system configuration, netplan, and basic scripting (Python or equivalent)</li><li>Working knowledge of RF signal chains and components (e.g., attenuators, filters, VNAs)</li><li>Strong mechanical aptitude for lab assembly and hardware integration</li><li>Capable of lifting 50 lbs, performing manual lab work, and working on ladders.</li></ul><h2 class="jobSectionHeader">
PREFERRED QUALIFICATIONS</h2><ul><li>5+ years developing automated test infrastructure for aerospace or satellite systems</li><li>Familiarity with basic electrical/RFand lab instrumentation: VNA, VSA, Sig Gens, PSU, data acquisition, SCPI, API ctrl via Python, etc.</li></ul>
- Familiarity with GEVS, SMC-S-016, or similar space hardware test standards 
<ul><li>Experience with integration of high-speed digital interfaces and RF systems in test environments</li><li>Certification in Network+ or CCNA or similar preferred (not required)</li><li>Experience with Jira, Confluence, or lab documentation tools</li><li>Experience with LabVIEW, MATLAB, or custom DAQ solutions</li><li>Experience supporting transition to production and scale-up in manufacturing environment</li><li>Familiarity with Cisco switch configuration (CLI, VLANs, basic routing)</li></ul> 
Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. 
 
Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you&rsquo;re applying in isn&rsquo;t listed, please contact your Recruiting Partner. 
The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life &amp; AD&amp;D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits. 
USA, WA, REDMOND - 129,200.00 - 174,800.00 USD annually</div>

Satellite Test Hardware Engineer, Integrated Vehicle Test Team

Raytheon

<div>Date Posted:
2026-04-29
Country:
United States of America
Location:
US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External Site)
Position Role Type:
Onsite
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Security Clearance Type:
DoD Clearance: Secret
Security Clearance Status:
Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date
At Raytheon, the foundation of everything we do is rooted in our values and a higher calling &ndash; to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today&rsquo;s mission and stay ahead of tomorrow&rsquo;s threat. Our team solves tough, meaningful problems that create a safer, more secure world. 
Production Test Engineers (PTE) are part of a manufacturing team who support the test process through one or more phases of the product life cycle, including product development, transition to production, sustained production and depot activities. PTE validates and ensures compliance of the prime hardware to technical data package requirements and supporting test equipment. Performs troubleshooting and problem solving of test failures. Identifies opportunities in test processes to improve efficiency, yields, and capacity. 
What You Will Do
Troubleshoot and provide accurate rework instructions for the product hardware.
Creation and maintenance of spares and the test equipment obsolescence plan.
Creation of Basis of Estimates (BOE) to estimate costs to add additional capacity, new capabilities and equipment obsolescence.
Lead projects to reduce test time, improve the test process through analysis of predictive metrics of trends, failure modes, and test yields.
Develop test flows and contribute to test capacity analysis.
Maintain changes to the test equipment technical data package which includes drawings, test instructions, test position manuals, and system software.
Assist in non-routine fault isolation, diagnosis and repair of the product or test equipment.
Lead root cause and corrective action investigations and present findings, utilizing fault trees and knowledge point plans.
Perform risk assessments and supports the programs risk register reviews. 
Qualifications You Must Have
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 2 years of prior relevant experience.
Experience in a manufacturing environment.
Ability to obtain and maintain an Alcohol, Tobacco, Firearms and Explosives Access (ATF). 
Qualifications We Prefer
Experience with hands-on hardware integration and troubleshooting
Experience in Manufacturing environment
Experience with technical writing
Excellent interpersonal skills
Excellent written and verbal communication skills
Ability to multitask in a fast-paced environment
Ability to develop sustaining solutions to routine technical problems
Ability to lead and mentor newer PTE's
Experience with interpretation of technical documentation
Experience with data analysis 
What We Offer 
Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. 
Learn More &amp; Apply Now! 
Please consider the following role type definition as you apply for this role. 
 
Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.
As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
The salary range for this role is 68,900 USD - 131,100 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate&rsquo;s work experience, location, education/training, and key skills.
Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.
Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company&rsquo;s performance.
This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.
RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.
RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans&rsquo; Readjustment Assistance Act.
Privacy Policy and Terms:</div>

Product Test Engineer II

<div>Date Posted:
2026-02-13
Country:
United States of America
Location:
US-RI-PORTSMOUTH-PS3 ~ 1847 W Main Rd ~ NIMITZ WEST BLDG
Position Role Type:
Onsite
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Security Clearance Type:
DoD Clearance: Secret
Security Clearance Status:
Active and existing security clearance required after day 1
At Raytheon, the foundation of everything we do is rooted in our values and a higher calling &ndash; to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today&rsquo;s mission and stay ahead of tomorrow&rsquo;s threat. Our team solves tough, meaningful problems that create a safer, more secure world.
The Undersea and Electronics Systems (UES) Department in Portsmouth, RI is seeking a 3rd shift Test Engineer with technical experience in engineering products and experience supporting test, evaluation, and production operations. The desired candidate is highly technical and able to work with minimal oversight as well as mentor junior engineers.
This position requires the ability to support 3rd Shift work schedule.
What You Will Do:<ul><li>
Demonstrate technical experience in the areas of Analog, Digital, Mixed Signal, or Power products.</li><li>
Work to program plans and schedules, identify technical problems in sufficient time for corrective action to be taken, and ensure the delivery of products that meet performance requirements.</li><li>
Close management of test completion while simultaneously balancing resulting performance with the ability to meet the customer&rsquo;s critical schedule requirements.</li><li>
Support regular reviews of program status including tracking and review by both Engineering and Program Leadership.</li><li>
Demonstrate extensive knowledge of hardware engineering capabilities to ensure successful technical execution.</li><li>
Time management of varied and complex tasks across competing priorities.</li><li>
Some travel to integration sites, plus customer and subcontractor facilities, may be required.</li></ul>
Qualifications You Must Have:
Typically requires a Bachelor&rsquo;s in Science, Technology, Engineering, or Mathematics (STEM) degree or a minimum of 5 years&rsquo; prior relevant experience, to include any combination of the following:<ul><li>
Technical design experience in the areas of Analog, Digital, Mixed Signal, or Power products.</li><li>
Experience in Root-Cause Corrective Action investigations</li><li>
Experience mentoring junior engineers.</li></ul>
Qualifications We Prefer:<ul><li>
Experience working Naval Programs in the subject areas of acoustics, torpedoes, mine warfare, submarines, and/or Unmanned Undersea Vehicles (UUVs).</li><li>
Relevant professional experience participating on cross-functional teams.</li><li>
Advanced degree in Engineering discipline.</li><li>
Active Top Secret security clearance.</li><li>
Proven ability to lead technical discussions to closure.</li><li>
Experience participating in production and test activities.</li><li>
PMX Level 7 Certified or better.</li><li>
IPDS knowledge and experience.</li><li>
Raytheon Technologies process improvement ie CORE/ Six Sigma Certification.</li><li>
Strong interpersonal and communication skills; both verbal and written.</li><li>
Collaborate in teams or independently, flexible, demonstrates initiative.</li><li>
Experience in agile hardware development and managing using SCRUM.</li></ul>
What We Offer
Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation. 
This position offers relocation based on candidate eligibility.
Learn More &amp; Apply Now!
This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm
As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate&rsquo;s work experience, location, education/training, and key skills.
Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.
Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company&rsquo;s performance.
This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.
RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.
RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans&rsquo; Readjustment Assistance Act.
Privacy Policy and Terms:
Click on this link to read the Policy and Terms</div>

3rd Shift Test Engineer

<div>Date Posted:
2026-03-12
Country:
United States of America
Location:
US-MA-CAMBRIDGE-BBN01 ~ 10 &amp; 50 Moulton St ~ MOULTON B2
Position Role Type:
Onsite
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Security Clearance Type:
DoD Clearance: Secret
Security Clearance Status:
Active and existing security clearance required on day 1
RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses &ndash; Collins Aerospace Systems, Pratt &amp; Whitney, and Raytheon. Its 185,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, VA.
RTX BBN Technologies is one of RTX&rsquo;s premier research and development centers. Our diverse research portfolio combines the best technologies to deliver innovative, custom solutions for real-world applications.
Primary Responsibilities include but are not limited to:<ul><li>
Develop test plans, test procedures, and test tools for multiple programs</li></ul><ul><li>
Perform testing of both HW and SW systems, isolate failures, and propose solutions</li></ul><ul><li>
Interface with DoD clients executing formal sell-off test events and integration test periods</li></ul><ul><li>
Work closely with development teams when bugs are identified to track and resolve issues</li></ul><ul><li>
Requirements tracking and verification</li></ul>
What You Will Learn
At RTX BBN Technologies, we develop new science by applying radical cross-disciplinary techniques to prototype systems in order to prove concept viability. This is especially evident in our Physical Systems and Sciences group, located in Cambridge, Massachusetts, where scientists and engineers anticipate the future in both very large and very small-scale scientific systems that often need to survive challenging operational environments.
Qualifications You Must Have *<ul><li>
An active DoD secret clearance</li></ul><ul><li>
BS in Computer Engineering, Computer Science, or relevant discipline and 8 years of experience or MS grad with degree and 5 years of experience.</li></ul><ul><li>
Test execution experience in software environments, and documentation of test results Experience with test tracking software tools.</li></ul><ul><li>
Position may require some amount of overnight travel. Active DoD Secret clearance or higher.</li></ul>
Qualifications We Prefer<ul><li>
Experience and knowledge of software development in C and C++</li></ul><ul><li>
Experience working with embedded systems</li></ul><ul><li>
Experience with Atlassian toolset (i.e. Jira and Confluence</li></ul><ul><li>
Experience in QA or configuration management</li></ul>
What We Offer
Whether you&rsquo;re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement, and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.<ul><li>Relocation Assistance available</li><li>This position is Onsite at our Cambridge, Mass headquarters</li></ul>
To help you achieve your goals, BBN will provide:<ul><li>
A strong leadership team well-versed in government R&amp;D.</li><li>
A collaborative and collegial environment to push state-of-the-art research.</li><li>
Technically competent pool of research scientists who are willing to mentor, listen, and help you refine your research vision and goals.</li><li>
Business development, programmatic, contracting, finance, and HR support.</li><li>
Access, through RTX, to opportunities that help transition your research and ultimately see it fielded.</li></ul>
As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate&rsquo;s work experience, location, education/training, and key skills.
Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.
Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company&rsquo;s performance.
This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.
RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.
RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans&rsquo; Readjustment Assistance Act.
Privacy Policy and Terms:
Click on this link to read the Policy and Terms</div>

P4 Software Test Engineer

Lennox International

<div><div>Lennox (NYSE: LII) Driven by 130 years of legacy, HVAC and refrigeration success, Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable products and services. Our culture guides us and creates a workplace where all employees feel heard and welcomed. Lennox is a global community that values each team member&rsquo;s contributions and offers a supportive environment for career development. Come, stay, and grow with us.</div> 
Innovate your career. 
When you choose Lennox, you're getting the best. 
When you work at Lennox, you&rsquo;re among the best.
Lennox is seeking a highly skilled and experienced Software Systems Validation Engineer to join our team in Carrollton, TX. This role focuses on the validation of embedded controllers that power innovative HVAC solutions for commercial applications. 
As a key member of the validation team, the selected candidate will be responsible for ensuring the quality, reliability, and robustness of embedded HVAC controller systems. The role involves validating complex system interactions across hardware, firmware, and communication layers. It requires a proactive, hands-on engineer with the ability to thrive in fast-paced environments, adapt to dynamic project requirements, and deliver results under constrained timelines. 
DUTIES INCLUDE BUT ARE NOT LIMITED TO: 
<ul><li>
Design and develop comprehensive validation strategies tailored for embedded controllers in the HVAC domain.</li><li>
Create and maintain test deliverables, including:
</li><li><ul><li>Test plans aligned with project requirements and functional specifications.</li><li>
Test content such as manual and automated test cases for validating system functionality, performance, and reliability.</li><li>
Test execution schedules, ensuring all test activities are performed on time.</li><li>
Bug reports with detailed root cause analysis and actionable feedback for development teams.</li><li>
Test reports summarizing results, coverage, and overall system quality.</li></ul></li><li>
Execute validation activities across all stages of the Software Testing Life Cycle (STLC), ensuring system compliance with functional, performance, and reliability requirements.</li><li>
Collaborate with cross-functional teams, including software developers, system architects, hardware engineers, and product managers, to define test requirements, align on deliverables, and resolve issues.</li><li>
Develop and maintain automated test solutions to enhance coverage, efficiency, and repeatability of validation processes.</li><li>
Debug and troubleshoot complex interactions between hardware and software, utilizing tools like oscilloscopes, logic analyzers, and protocol analyzers.</li><li>
Contribute to continuous improvement efforts in validation methodologies, tools, and processes to elevate quality standards.</li><li>
Ensure alignment with project schedules, consistently meeting deadlines with minimal supervision while maintaining high-quality standards.</li></ul><div>
#LI-onsite #LI-JM1</div> 
Required:<ul><li>
Bachelor&rsquo;s or Master&rsquo;s degree in Electronics Engineering, Computer Science, or a related field.</li><li>
Minimum 5 years of professional experience in system-level validation, ideally in embedded systems.</li><li>
Strong understanding of embedded systems, including microcontrollers, real-time operating systems (RTOS), and firmware development.</li><li>
Proficiency in debugging and troubleshooting hardware/software interfaces.</li><li>
Expertise in validation tools, automation frameworks, and scripting languages (Python preferred).</li><li>
Familiarity with communication protocols such as UART, I2C, SPI, CAN, BLE.</li></ul>
Preferred:<ul><li>
Familiarity with programming languages such as C, C++, C#, and scripting languages like Python, bash, Rust.</li><li>
Experience validating systems in industries such as HVAC, automotive, aerospace, medical, industrial controls, or related fields.</li><li>
Hands-on experience with test management tools, Azure DevOps preferred.</li><li>
Expertise with Version control tools, preferably Git, and knowledge of CI/CD pipelines for continuous integration and deployment is a plus.</li></ul>
Soft Skills and Working Style:<ul><li>
Capable of working independently with minimal supervision, taking initiative to identify and address challenges.</li><li>
Thrives in fast-paced environments with tight deadlines and evolving project priorities.</li><li>
Flexible and adaptable to last-minute changes in project scope or timelines.</li><li>
Strong problem-solving skills with a methodical approach to debugging and root cause analysis.</li><li>
Excellent communication and collaboration skills, able to convey complex technical concepts to diverse audiences.</li><li>
Passionate about innovation and continuous improvement, contributing creative ideas to improve validation processes.</li></ul></div>

Controls Software Validation Engineer

Si-ware Systems

<div>Si-Ware Systems is seeking an Inertial Systems &amp; Hardware Testing Engineer to join our team. This vital role involves the characterization and validation of inertial sensors, serving as a link between hardware design, embedded firmware development, and data analysis efforts.
Test Automation &amp; Execution
Develop and maintain robust automated test plans, scripts, and proprietary device drivers for high-speed data acquisition, control, and performance characterization across diverse test setups (e.g., thermal chambers, rate tables).
Embedded Firmware Analysis
Deeply review, trace, and debug C-based firmware to gain a complete understanding of sensor logic, internal state machines, calibration routines, and power management. Focus on validating the correct implementation of digital interfaces, like SPI and I2C communication protocols, and register configurations.
Hardware Debugging &amp; Signal Integrity
Utilize advanced laboratory equipment, including high-bandwidth Oscilloscopes, Logic/Protocol Analyzers, and Digital Multimeters (DMMs), to perform hardware diagnostics. Proactively troubleshoot and isolate root causes for signal integrity issues and communication protocol errors on Printed Circuit Boards. 
Advanced Data Analysis &amp; Reporting
Process, clean, and analyze datasets generated from testing runs.
Calibration &amp; Environmental Characterization
Execute environmental stress tests. This includes controlled thermal sweeps and mechanical stress tests to accurately model and compensate for sensor behavior and performance stability across the full operational envelope. 
Documentation &amp; Collaboration
Create and maintain clear, high-quality technical documentation, including validation reports, test procedures, and bug reports. Collaborate closely with design, firmware, and production teams to drive issues to resolution. 
Education &amp; Experience
A B.Sc. in Electrical Engineering, Mechatronics Engineering, or Computer Engineering or a relevant engineering degree is mandatory. This role is good for new graduates (0 years of experience) up to candidates with 2 years of relevant professional or co-op/internship experience.
Programming Proficiency
Demonstrated proficiency in Python for scripting, automation, and data manipulation. A solid working understanding of C for embedded systems development, including familiarity with microcontroller architectures and memory management.
Hardware &amp; Instrumentation
Proven hands-on experience with PCB troubleshooting and routine operation of standard lab instrumentation (Oscilloscopes, Function Generators, Power Supplies)&mdash;understanding of basic digital logic and analog circuit concepts.
Essential Mindset
Highly analytical and systematic problem-solver with a strong mentality to find system edge cases and reliability pitfalls. Excellent communication skills required.</div>

Inertial Systems & Hardware Testing Engineer

Stellar Hunters

<div><h4 class="jobSectionHeader">Job Summary</h4>
We are seeking an experienced Embedded Systems Engineer to design, develop, and maintain embedded firmware and hardware integrations for our products. The successful candidate will collaborate with Product, Electrical, and Software teams to deliver reliable, power-efficient, and secure embedded solutions. This role requires strong hands-on experience with microcontrollers, real-time operating systems, hardware debugging, and an emphasis on production-quality engineering and documentation.<h4 class="jobSectionHeader">
Key Responsibilities</h4><h5 class="jobSectionHeader">
Firmware Development &amp; Architecture</h5><ul><li>
Design, implement, and maintain embedded firmware for microcontrollers and SoCs using C/C++ and appropriate toolchains.</li><li>
Architect real-time systems and select appropriate RTOS or bare-metal approaches to meet timing, power, and resource constraints.</li><li>
Develop and maintain hardware abstraction layers, drivers, communication stacks (UART, I2C, SPI, CAN, BLE, Ethernet), and bootloader components.</li></ul><h5 class="jobSectionHeader">
Hardware Integration &amp; Debugging</h5><ul><li>
Work with electrical engineers to define interfaces, bill of materials (BOM) trade-offs, and integration requirements for sensors, power systems, and peripherals.</li><li>
Perform hands-on hardware bring-up and debugging using logic analyzers, oscilloscopes, JTAG/SWD debuggers, and other lab equipment.</li><li>
Diagnose and resolve hardware-software interaction issues, signal integrity concerns, and thermal or power-related problems.</li></ul><h5 class="jobSectionHeader">
Testing, CI/CD &amp; Quality</h5><ul><li>
Design and implement unit, integration, and system-level tests for firmware, and integrate tests into CI pipelines to enable repeatable validation.</li><li>
Develop automated flashing, test harnesses, and manufacturing/test fixtures to support production and field validation.</li><li>
Define and maintain firmware versioning, release processes, and post-release support procedures to ensure product reliability.</li></ul><h5 class="jobSectionHeader">
Security, Power &amp; Performance Optimization</h5><ul><li>
Implement secure coding practices, secure boot, secure firmware update mechanisms, and hardware-based root-of-trust where applicable.</li><li>
Profile and optimize firmware for power consumption, memory usage, and real-time performance to meet product constraints.</li><li>
Collaborate on threat modeling, risk assessments, and remediation for embedded attack surfaces and supply-chain considerations.</li></ul><h5 class="jobSectionHeader">
Documentation, Collaboration &amp; Support</h5><ul><li>
Produce and maintain design documents, API specifications, hardware interface documents, test plans, and runbooks for manufacturing and field support.</li><li>
Provide technical mentorship and cross-functional support to product, QA, and support teams during development and post-release incidents.</li><li>
Participate in design reviews, risk assessments, and supplier/vendor evaluations to ensure components meet reliability and compliance requirements.</li></ul><h4 class="jobSectionHeader">
Required Qualifications - Skills &amp; Experience</h4><ul><li>
Bachelor&rsquo;s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field, or equivalent practical experience.</li><li>
3+ years of hands-on experience developing embedded firmware for production hardware.</li><li>
Proficiency in C and C++ for embedded systems; familiarity with build systems (Make, CMake) and toolchains (GCC, arm-none-eabi, IAR, or equivalent).</li><li>
Practical experience with microcontrollers, peripheral interfaces (I2C, SPI, UART, PWM), and low-level hardware debugging tools (JTAG/SWD, oscilloscopes, logic analyzers).</li><li>
Experience with RTOS concepts (FreeRTOS, Zephyr, etc.) or strong bare-metal real-time programming experience.</li><li>
Familiarity with embedded security concepts, bootloaders, OTA updates, and secure storage of keys/secrets.</li><li>
Strong problem-solving skills and effective written and verbal communication for documentation and cross-functional collaboration.</li></ul><h4 class="jobSectionHeader">
Preferred Qualifications</h4><ul><li>
Experience with wireless protocols (BLE, Wi-Fi, LoRa) or automotive protocols (CAN, LIN) depending on product domain.</li><li>
Knowledge of power management techniques and experience optimizing firmware for low-power applications.</li><li>
Familiarity with hardware design basics, schematic review, and PCB constraints to accelerate integration with electrical teams.</li><li>
Experience integrating firmware into CI/CD systems and automating manufacturing test and flashing processes.</li><li>
Relevant certifications or coursework in embedded systems, secure embedded design, or related fields are a plus.</li></ul><h4 class="jobSectionHeader">
Work Environment &amp; Compensation</h4><ul><li>
Full-time role with a hybrid onsite/remote work model; occasional travel may be required for lab work, supplier visits, or field support.</li><li>
Competitive salary commensurate with experience and a comprehensive benefits package, including health insurance, retirement plan options, and paid time off.</li><li>
Opportunities for professional development, certification support, and career progression within Embedded and Product Engineering functions.</li><li>
Inclusive and respectful workplace culture that values diversity, equity, and work-life balance.</li></ul></div>

Embedded Systems Engineer

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