battery engineer

Iontra Inc.

<div>Company Overview

Founded in 2013, Iontra is a deep-tech Colorado-based fabless semiconductor and software solutions company that dramatically improves charge speed, cycle life, capacity utilization, cold weather charging, and safety of all Lithium batteries. The company has offices in Denver, CO, Dallas, Texas, and Bangalore, India. To learn more, visit iontra.com. This is a full-time, hands-on role in a fast-paced startup environment.

Position Summary

The Algorithm R&amp;D Group at Iontra is seeking a Battery Algorithm Engineer with strong expertise in electrochemistry, mathematical modeling, and algorithm development for lithium-ion and emerging battery technologies. This person will design, implement, and optimize charging, discharging, and state-estimation algorithms to advance Iontra&rsquo;s battery performance capabilities. The role requires hands-on data analysis, modeling, and simulation work, as well as collaboration with software, hardware, and test engineering teams to translate research outcomes into product-ready solutions. 
 
Your work will directly impact Iontra&rsquo;s mission to deliver safer, faster-charging, and longer-lasting batteries for applications ranging from consumer electronics to electric vehicles and grid storage.

What You&rsquo;ll Be Doing:
<ul>
<li>Further develop lithium-ion battery charging and discharging strategies within the company&rsquo;s existing algorithm framework and evaluate the impact of various strategies on battery aging.</li>
<li>Collaborate closely with the embedded systems and software teams to enhance the fuel gauge (SOC/SOH) estimation algorithms within the company&rsquo;s established framework and integrate these algorithms with charging/discharging strategies into the battery management system (BMS) implemented on chips, to meet customer product requirements.</li>
<li>Design and executed experiments with Iontra&rsquo;s battery cyclers (Deimos and Phobos) to validate algorithm performance.</li>
<li>Optimize the company&rsquo;s existing cell characterization methods and extract and analyze large sets of test data.</li>
<li>Work closely with cross-functional teams (Analytics, hardware, embedded software) to bring R&amp;D concepts into production-ready code.</li>
<li>Contribute technical documentation, patents and design reviews.</li>
</ul>
You&rsquo;ll Need These Qualifications:
<ul>
<li>MS or PhD in Electrical Engineering, Mechanical Engineering, Chemical Engineering, Applied Physics, or related field.</li>
<li>2&ndash;5 years of experience in battery modeling, control algorithms, or related areas (academic or industry).</li>
<li>Strong understanding of battery fundamentals (electrochemistry, degradation mechanisms, thermal behavior).</li>
<li>Expertise in mathematical modeling and control theory applied to dynamic systems.</li>
<li>Proficiency in MATLAB and Python for modeling, simulation, and algorithm development.</li>
<li>Solid foundation in statistics and data analysis for experimental validation.</li>
<li>Experience implementing and debugging algorithms using test equipment and large datasets.</li>
<li>Familiarity with machine learning approaches applied to battery performance and lifetime prediction.</li>
</ul>
Desired Qualifications (or ability to develop)
<ul>
<li>Experience with embedded systems (C/C++), real-time control, and firmware integration.</li>
<li>Knowledge of Kalman Filters, Extended Kalman Filters, Particle Filters or advanced estimation methods.</li>
<li>Exposure to AWS services (SageMaker, Lambda, Athena, Quicksight) for large-scale data handling.</li>
<li>Strong communication and teamwork skills, including ability to present technical work to cross-functional teams.</li>
</ul>
You&rsquo;ll love this job if you:
<ul>
<li>Are driven to be part of a team doing big things to help our planet.</li>
<li>Aspire to work with a successful veteran startup management team.</li>
<li>Are a self-starter and always find ways to get your work done and help team members.</li>
<li>Are an organized, detail-oriented person being very good at time management.</li>
<li>Are determined and resilient to keep things moving forward at a startup pace.</li>
<li>Are assertive and able to influence and partner with the team to get things done.</li>
<li>Enjoy new challenges and change.</li>
</ul>
Benefits and Compensation:

Salary Range: $140k - $155k (salary is based on education, experience, skillset, and market value).

We offer the following benefits package:
<ul>
<li>Health Care Plan (Medical, Dental &amp; Vision)</li>
<li>Life Insurance (Basic, Voluntary &amp; AD&amp;D)</li>
<li>Short Term &amp; Long-Term Disability</li>
<li>Paid Time Off (Vacation, Sick &amp; Holidays)</li>
<li>401(k) Retirement Plan plus company match</li>
<li>Company Shares Plan</li>
</ul>
Iontra has an equal employment opportunity (EEO) policy that provides that no applicant or staff member will be discriminated against on the basis of gender, race, color, age, religion, marital status, pregnancy, veteran status, national origin, disability, or sexual orientation.</div>

Battery Algorithm Engineer

Ather Energy

<div>
 You&rsquo;ll be our: Battery Design Engineer
 
 
 You&rsquo;ll be based at: IBC Knowledge Park, Bengaluru
 
 
 You&rsquo;ll be aligned with: Team Lead &ndash; Battery Engineering
 
 
 You&rsquo;ll be a member of: Battery Engineering team
 
 
 What you&rsquo;ll do at Ather:
 
 
 <ul>
 <li>
 Design concepts to ensure that the battery meets its functional requirements
 </li>
 <li>
 Design and evaluate various thermal management solutions
 </li>
 <li>
 Demonstrate continual improvement of departmental procedures as per the requirements of the corporate QS standards
 </li>
 <li>
 Deliver design definitions for prototype and production batteries
 </li>
 <li>
 Work on testing requirements for projects
 </li>
 <li>
 Drive focus on design thinking and design language
 </li>
 <li>
 Ensure that Cost, Quality &amp; Schedule goals are met for programs/projects along with driving compliance with corporate guidelines on DFM, DFA, and component selection/derating
 </li>
 <li>
 Liaise with NPD, Sourcing, VD, other engineering teams, integrators, and technicians in the Battery lab to deliver prototype and production designs
 </li>
 <li>
 Own component designs through deliverables like component requirements/specifications, concepts, DFMEAs, DFX, tolerance stacks, detailed component and assembly drawings, component and assembly validation plans, and manufacturing drawings
 
 
 </li>
 </ul>
 Here&rsquo;s what we are looking for:
 
 
 <ul>
 <li>
 Good understanding of design for assembly
 </li>
 <li>
 Understanding of heat transfer and various thermal management solutions
 </li>
 <li>
 Proficiency in creating detailed engineering drawings, geometric dimensioning, and tolerancing and performing tolerance stack-ups
 </li>
 <li>
 Knowledge of the fundamentals of cell performance, impedance, cell testing/data analysis, and failure modes in Li-ion cells
 </li>
 <li>
 Product Lifecycle Management (PLM) experience and battery design experience would be an added advantage
 
 
 </li>
 </ul>
 You bring to Ather:
 
 
 <ul>
 <li>
 Bachelor&rsquo;s or master&rsquo;s in Mechanical/Electrical Engineering
 </li>
 <li>
 1-3 years&rsquo; experience in the design and development of electronic packaging, peripheral development for electric vehicles
 </li>
 </ul>
</div>

Battery Design Engineer

<div>
 
 
 Location:
 
 
 
 Saudi Arabia&mdash;&mdash;Riyadh, jouf, Bisha, Dawadmi, Rabigh
 
 
 
 
 
 
 Job Responsibilities:
 
 
 
 
 
 
 &middot; Research and interpret target countries' policies and regulations, conduct market surveys, and ensure business compliance.
 
 
 &middot; Develop compliance strategies for target countries and regions, providing operational guidelines.
 
 
 &middot; Liaise with recycling demand parties to complete overseas battery recycling and processing.
 
 
 &middot; Oversee and manage the entire process of lithium battery handling, from reception, sorting, warehousing, to treatment.
 
 
 &middot; Conduct precise classification, condition assessment, and hazard identification of used lithium batteries.
 
 
 &middot; Collaborate with procurement and sales teams to coordinate the sourcing of used batteries and the distribution of recycled products.
 
 
 &middot; Supervise and manage the logistics and transportation of used batteries and recycled products, ensuring compliance with Saudi Arabia&rsquo;s hazardous materials transportation regulations.
 
 
 &middot; And other related tasks.
 
 
 
 
 
 
 Job Requirements:
 
 
 
 
 
 
 &middot; Technical Knowledge: Solid understanding of lithium battery chemistry and recycling technologies.
 
 
 &middot; Regulatory Knowledge: Familiarity with Saudi Arabia&rsquo;s environmental regulations, occupational health and safety laws, and hazardous waste management frameworks. Knowledge of GCC or international standards is preferred.
 
 
 &middot; Language Skills: Fluency in Arabic and English is essential for reading technical documents, writing reports, and communicating with local authorities and multicultural teams.
 
 
 
 
 
 
 Compensation and Benefits:
 
 
 
 
 
 
 Competitive salary and benefits package, including but not limited to: medical insurance, annual leave, and transportation&amp;accomodation allowance.
 
 
 Opportunities for career development and regular training to support individual skill enhancement and professional growth.
 
</div>

Battery Recycling Engineer

Slate Auto

<div>ABOUT SLATE 
At Slate, we're building safe, reliable vehicles that people can afford, personalize and love&mdash;and doing it here in the USA as part of our commitment to reindustrialization. The spirit of DIY and customization runs throughout every element of a Slate, because people should have control over how their trucks look, feel, and represent them. 


| WHO WE ARE LOOKING FOR

A highly skilled Battery Design Release Engineer to lead the development and release of high-voltage battery packs in collaboration with external suppliers. This position requires candidates with experience in clean-sheet battery pack design and launch. Responsibilities include evaluating supplier designs, contributing to technical decisions, and ensuring solutions aligning with program requirements.

In addition to program execution, this engineer will play an active role in shaping our future battery strategy, contributing lessons learned, technology insights, and architecture recommendations to guide the next generation of energy storage systems. 


| WHAT YOU GET TO DO
<ul>
<li>Serve as the internal technical authority for HV battery pack design, guiding suppliers and ensuring alignment with program, safety, and regulatory requirements.</li>
<li>Critically evaluate supplier design proposals, material choices, and architecture decisions&mdash;providing independent engineering judgment to influence outcomes.</li>
<li>Lead and oversee technical decisions related to HV battery architecture (fusing strategy, busbar design, service disconnects, safety interlocks, grounding).</li>
<li>Guide material selection for pack enclosures, structures, seals, thermal interfaces, and insulation systems.</li>
<li>Collaborate with internal teams (systems, thermal, electrical, manufacturing, safety) to ensure seamless integration of the battery into the overall vehicle platform.</li>
<li>Drive DFMEA reviews, DVP&amp;R planning, and validation with suppliers, ensuring complete coverage of safety-critical areas.</li>
<li>Represent the battery pack design in program-level reviews, clearly communicating risks, trade-offs, and status to leadership.</li>
<li>Support supplier and manufacturing site activities, including build support, issue resolution, and launch readiness.</li>
<li>Maintain ownership of the released design within PLM systems, ensuring traceability and configuration control.</li>
<li>Contribute to long-term battery strategy, including technology scouting, architecture trade-offs, and design standards for future platforms.</li></ul> 


| WHAT YOU BRING TO THE TEAM 

<ul>
<li>Bachelor's or Master's degree in Mechanical Engineering, Electrical Engineering, or related field.</li>
<li>6+ years of HV battery design and release experience</li>
<li>Direct experience taking a battery from clean-sheet concept through production launch.</li>
<li>Strong technical background in HV battery pack architecture, subsystem design, and materials engineering.</li>
<li>Proven ability to independently assess, critique, and guide supplier-led designs.</li>
<li>Demonstrated success in delivering complex supplier-developed components or systems.</li>
<li>Experience with DFMEA, DVP&amp;R, APQP, and release processes.</li>
<li>Strong leadership, problem-solving, and communication skills.</li>
<li>Willingness to travel to supplier and manufacturing sites.</li>
</ul>
Preferred
<ul><li>Experience with next-generation pack concepts (cell-to-pack, structural batteries, advanced thermal integration).</li>
<li>Familiarity with BMS integration, HV distribution, and functional safety (ISO 26262).</li>
<li>Prior OEM or Tier-1 experience leading supplier-developed battery systems.</li>
<li>Strategic mindset with ability to translate program lessons into long-term product direction.</li></ul> 


WHY JOIN TEAM SLATE?

We're fueled by grit, determination, and attention to detail. Slate's start-up spirit of ingenuity and resourcefulness moves our business forward. Team Slate fosters a culture of excellence, innovation, and mutual respect, and is motivated by shared principles.
<ul>
<li>Safety First</li>
<li>Delight Customers</li>
<li>One Team</li>
<li>Relentless Improvement</li>
<li>Fast, Frugal and Scrappy</li>
<li>Respectful Collaboration</li>
<li>Positive Legacy</li></ul> 


WE WANT TO WORK WITH PEOPLE THAT REFLECT THE COMMUNITIES IN WHICH WE OPERATE:
<ul>
<li>Slate is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, marital status, parental status, cultural background, organizational level, work styles, tenure and life experiences. Or for any other reason.</li>
<li>Slate is committed to providing reasonable accommodation for qualified individuals with disabilities in our job application procedures. If you need assistance or an accommodation due to a disability, you may contact us at recar-talent_acquisition@slate.auto.</li></ul></div>

Sr. Battery Design and Release Engineer

SINOMA CBMI Engineering

We are looking for a skilled Engineer/Designer with experience in solar battery systems. The ideal candidate should have hands-on experience in designing, planning, and developing solar battery solutions for various projects, ensuring technical accuracy and efficiency.Key Responsibilities:Design and develop solar battery systems according to project specifications.Prepare detailed technical drawings, schematics, and design documents.Collaborate with the sales and project teams to provide technical support.Review and optimize designs for efficiency, cost-effectiveness, and safety.Ensure compliance with relevant industry standards and regulations.Provide technical input for proposals and quotations.Support project execution from concept to completion.Requirements:Proven experience as an Engineer/Designer in the solar battery industry.Strong knowledge of electrical systems, battery storage solutions, and renewable energy technologies.Proficiency in CAD software and other design tools.Ability to prepare technical drawings, specifications, and documentation.Strong problem-solving skills and attention to detail.Good communication and teamwork skills.Self-motivated and results-oriented.How to Apply: Send your CV to :cbmec-receptionist@sinomaee.com Important: Put the job position you are applying for in the email subject/title.Job Type: Full-time

Designer Engineer – Solar Battery

Lana Al Arab Contracting

BMS ENGINEER<ul><li>Location: Inside Doha, Qatar</li><li>Duration: 6 Months, Extendable</li><li>Minimum 5 years of relevant experience as a BMS Engineer.</li><li>Strong knowledge and hands-on experience with Siemens control systems.</li><li>Experience in site coordination with main contractors and MEP teams.</li><li>Bachelor's Degree or Diploma in Electrical, Electronics, Mechanical, or a related field.</li><li>Excellent communication and problem-solving skills.</li><li>Ability to work independently and as part of a team.</li><li>Willingness to work on-site as required.</li></ul>Job Types: Temporary, Contract Contract length: 6 monthsApplication Question(s):<ul><li>How many years of experience do you have as a BMS Engineer?</li><li>Are you available to join immediately?</li><li>Do you have a valid QID?</li><li>Do you have experience with Siemens control systems?</li></ul>

BMS Engineer

Swan Global WLL

BMS ENGINEERLocation: Multiple LocationsWorking Hours: 10 hrs/dayWorking Days: 6 days/weekService Duration: 3 &ndash; 6 MonthsSalary 10500 QR [ Full Package]Visa: Freelance visa candidates onlyShare your CV on WhatsApp: +974 31319649Job Type: Contract Contract length: 6 monthsLicense/Certification:<ul><li>Qatar Driving Licenece (Required)</li></ul>

Search 6073+ Battery engineer jobs near you this September. New roles added regularly across leading industries. Apply today.

6073 battery engineer jobs NEAR_ME

Battery Algorithm Engineer

Battery Design Engineer

Battery Recycling Engineer

Sr. Battery Design and Release Engineer

Designer Engineer – Solar Battery

BMS Engineer

BMS Engineer