backend software engineer Jobs in Washington

backend software engineer

senior engineer, c++ systems integration (4020) Jobs in Washington

senior engineer, c++ systems integration (4020)

senior engineer, c++ systems integration (r4019) Jobs in Washington

senior engineer, c++ systems integration (r4019)

senior systems architect Jobs in Washington

senior systems architect

software engineer

systems integration engineer

Allen Integrated Solutions

<div><p>Systems Engineer (Senior) KEY Position</p>
<p>
TS/SCI Required</p>
<p>
We are seeking a Senior level Systems Engineer to employ a multi-discipline approach to requirement engineering, solutions engineering, reliability, resiliency, services development, research and development (R&amp;D), integration, test and evaluation, maintainability and analysis across Controlled Access Program/Special Access Program (CAP/SAP) architecture in the NSG and the DoD/IC to ensure timely and accurate GEOINT. Candidates will be required to sign additional NDAs and provide proof of Other Conflicts of Interests for performance in the PMO.</p>
<p>
Duties include:</p>
<ul>
<li>Develop and maintain Systems Engineering Plans (SEP), Configuration Management Plan (CMP) and other engineering documentation</li>
<li>Develop and maintain standard acquisition documentation for PMO portfolio including standardized requirements documentation and process</li>
<li>Implement repeatable processes and procedures for transitioning new technologies and integrating new applications into PMO infrastructure</li>
<li>Participate in requirements development and configuration baseline documentation</li>
<li>Provide evaluations of proposed industry solutions to identify innovative and new technologies to prototype and transition into the PMO programs</li>
<li>Provide baseline requirements for Requests For Change (RFCs), Interface Control Documents (ICDs), standard support to include the full breadth of the agency and/or multi-agency requirements coordination meetings and initiatives to transition R&amp;D capabilities into PMO operations</li>
</ul>
<p>Skills and Experience:</p>
<p>
 Required:</p>
<ul>
<li>Bachelor's degree in Engineering or 12 years of experience in related technical or scientific fields such as engineering, physics, mathematics in lieu of degree</li>
<li>12 years of technical experience is required</li>
<li>Demonstrated experience with Integrated Protection Strategy</li>
<li>Demonstrated experience with threats including SOSI, Radar and Optical sensors, Command and Control (C2), Battle Management Command, Control, and Communications (BMC3), orbital analysis, and Offensive Space Control/Defensive Space Control (OSC/DSC)</li>
<li>Demonstrated experience dealing with data and data sources that exist at multiple classification levels</li>
<li>Demonstrated experience employing security controls to protect assets, missions, and data from SECRET to TS/CAP/SAP levels</li>
<li>Demonstrated experience with space environment, and space to ground including threats to assets; track deconfliction of SSA</li>
<li>Demonstrated experience with threats of the nation's most sensitive operations</li>
<li>Demonstrated experience supporting mission partner organizations CAP/SAP architectures</li>
<li>TS/SCI clearance adjudication and ability to pass a poly</li>
</ul>
<p>Desired:</p>
<ul>
<li>Demonstrated understanding of the following standards:</li>
<li><ul><li>ANSI/EIA 632: Processes for Engineering Systems</li>
<li>IEEE 1220: Standard for Application and Management of Systems Engineering</li>
<li>IEEE 24765: 2017 - Systems and Software Engineering - Vocabulary</li>
<li>ISO/IEC/IEEE 12207: 2017 - Systems and Software Engineering - Software Life Cycle Processes</li>
<li>ISO/IEC 15288: Systems Engineering - System Life Cycle Processes</li>
<li>Demonstrated experience with Model Based Systems Engineering, processes, tools and languages</li>
<li>Demonstrated experience with space object measurement and identification</li>
<li>Demonstrated experience with physics models to include the assessment of conservative/non-conservative forces, uncertainty/confidence estimation, space weather effects, break-up events, and conjunction analysis techniques that scale to many-on-many objects and can be dynamically tasked</li>
<li>Demonstrated experience of space enterprise information needs (comprehensive, historical and indexed appropriately for down-stream tools), including space object observations, historical behavior and the relevant context of that behavior</li></ul></li></ul></div><p></p>

Systems Engineer (Senior)

Systems Planning and Analysis, Inc. (SPA)

<div>Overview:
<div>
Systems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are known for continuous innovation for our government customers, in both the US and abroad. Our exceptionally talented team is highly collaborative in spirit and practice, producing <i>Results that Matter</i>. Come work with the best! We offer opportunity, unique challenges, and clear-sighted commitment to the mission. SPA: Objective. Responsive. Trusted.</div><div><br>
</div><div>The Strategic Division (SD) supports high-reliability organizations including Navy Strategic Systems Programs (SSP), Air Force Nuclear Weapons Center, and the Department of Energy (DOE), among others. Our support across our client base is expanding rapidly and encompasses important services, such as data analytics and visualization, threat analysis, risk management, modeling and simulation, cost estimating, earned value management, program management, system engineering, independent evaluation, and High Consequence Event prevention.</div><div></div><div><br>
SPA's Strategic Division's Regional Strike System Group (RSSG) supports critical U.S. government programs providing Systems Engineering, Systems Safety, Modelling, Master Scheduling, and Financial Analysis support. RSSG is hiring for a mid-level Systems Engineer in Washington, DC (Maritime Plaza) supporting the Nuclear-Armed, Sea-Launched Cruise Missile (SLCM-N) Program Office in early 2026.</div><div></div><div><br>
At SPA, we strive to deliver a robust total compensation package that will attract and retain top talent. Elements of the compensation package include competitive base pay and variable compensation opportunities. SPA provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, etc. Please note that the salary information shown below is a general guideline only. Salaries are commensurate with experience and qualifications, as well as market and business considerations. Washington D.C. Pay Transparency Salary range: $100,000-$170,000.</div>
Responsibilities:
<div>
Join a dynamic and mission-critical team dedicated to enhancing our nation's strategic capabilities. As a Mid-Level Systems Engineer for the SLCM-N program, you will play a pivotal role in the development and execution of a comprehensive risk-reduction test missile program. This position offers a unique opportunity to contribute directly to the engineering design, flight test planning, and systems integration efforts for a major defense acquisition program. You will be responsible for identifying potential system risks and developing innovative test solutions to mature missile technologies and ensure program success.</div><ul><li>
Support the development of a missile test program by defining test objectives, methodologies, and detailed flight test plans.</li><li>
Develop and manage test requirements, verification, and validation strategies to ensure that test campaigns effectively burn down program risk and inform critical design decisions.</li><li>
Prepare and present technical briefings, test readiness reviews, and engineering recommendations to program leadership and government stakeholders.</li><li>
Serve as a liaison between the government program office and numerous prime defense contractors and external stakeholders.</li><li>
Assist in the establishment and logistical management of several working groups which may include any of the following: program safety, logistics, flight tests, requirements, and mission planning.</li></ul>
Qualifications:
<div><b>
Required Qualifications:</b></div><ul><li>
Active DoD SECRET security clearance with the ability to gain and maintain a DoD TOP SECRET clearance.</li><li>
Bachelor&rsquo;s degree in an engineering or a related technical field.</li><li>
5-8 years of professional experience in one or more of the following: aerospace/defense systems engineering, missile systems or launch vehicles, safety systems engineering, Navy submarine programs, and nuclear weapons surety.</li><li>
Strong analytical, organizational, and problem-solving skills.</li><li>
Demonstrated ability to take initiative and drive tasks to completion.</li><li>
Ability to travel up to 25% of the time.</li></ul><div></div><div><b><br>
Desired Qualifications:</b></div><ul><li>
Active DoD TOP SECRET security clearance.</li><li>
Master&rsquo;s degree in a relevant engineering discipline.</li><li>
Prior experience in a rapid prototyping or technology demonstration environment.</li><li>
Experience preparing and delivering briefings to senior/executive leadership.</li></ul></div>

SLCM-N Systems Engineer

Shield AI

<div><div><div>Founded in 2015, Shield AI is a venture-backed deep-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT and X-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With nine offices and facilities across the U.S., Europe, the Middle East, and the Asia-Pacific, Shield AI&rsquo;s technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube.</div><div></div><div><br>
JOB DESCRIPTION:</div><div>
This role is for a seasoned C++ generalist and systems integrator who thrives at the intersection of software, infrastructure, and integration. You&rsquo;ll lead complex technical efforts across distributed systems and simulation environments, with minimal oversight. Your work will shape foundational capabilities that power autonomy, simulation, and real-time system interfaces across multiple platforms.</div></div><br>
<div></div>
<div><div><h3 class="jobSectionHeader"><b>
What You'll Do:
</b></h3><ul><li><ul><li>Architect and implement high-performance C++ and Python systems across cross-platform environments.</li><li>
Lead the design and integration of distributed systems, simulation tools, and third-party hardware/software.</li><li>
Define and enforce technical direction, design patterns, and integration practices across projects.</li><li>
Guide teams in building robust messaging and API layers (e.g., gRPC, REST, ZeroMQ) that bridge critical system components.</li><li>
Own the evolution and support of CI/CD pipelines using GitLab CI, Docker, Conan, and CMake.</li><li>
Lead debugging and optimization of real-time and multi-threaded systems across a range of domains.</li><li>
Drive end-to-end integration efforts, including planning, implementation, and verification across simulation and operational systems.</li><li>
Serve as a force multiplier by mentoring other engineers and contributing to shared tooling and process improvements.</li><li>
Evaluate and incorporate new technologies that improve system performance, stability, and developer efficiency.</li></ul></li></ul></div></div>
<div><div><h3 class="jobSectionHeader"><b>Required Qualifications:
</b></h3><ul><li><ul><li>Typically requires a minimum of 7 years of related experience with a Bachelor&rsquo;s degree; or 5 years and a Master&rsquo;s degree; or 4 years with a PhD; or equivalent work experience.</li><li>
Advanced experience designing and maintaining large C++ systems, with fluency in C++14/17/20 and comfort navigating legacy C++98/03 codebases.</li><li>
Proficiency in Linux/Unix environments, including system-level development and debugging tools.</li><li>
Strong systems integration background with practical experience in distributed systems, real-time processing, and hardware/software interfaces.</li><li>
Significant experience with CI/CD systems, containerization (e.g., Docker), and build tooling (e.g., CMake, Conan).</li><li>
Proficiency in Python and familiarity with other scripting and automation tools.</li><li>
Deep knowledge of Linux environments (Windows experience is a bonus).</li><li>
Demonstrated success leading efforts involving 10+ contributors, including technical planning and mentorship.</li><li>
Strong understanding of networking concepts and communication protocols.</li><li>
Active SECRET clearance.</li></ul></li></ul></div></div>
<div><div><h3 class="jobSectionHeader"><b>Preferred Qualifications:</b></h3><ul><li><ul><li>
Real-time or distributed simulation experience (e.g., AFSIM, NGTS, or similar).</li><li>
Familiarity with message-passing infrastructure and web-service technologies like gRPC, REST APIs, and message queues.</li><li>
Familiarity with open standards like UCI and OMS, and an understanding of data buses and interface protocols common in avionics and aircraft systems.</li><li>
Experience integrating simulation with autonomy frameworks or real-time operators.</li><li>
Experience developing and integrating with modeling or analysis pipelines.</li><li>
Ability to obtain a TS/SCI clearance.</li></ul></li></ul></div></div>
<div><div>$150,711 - $226,067 a year</div></div>
<div><div>#LI-LD1</div><div>
#LD</div><div></div><div><br>
Full-time regular employee offer package:
</div><div>Pay within range listed + Bonus + Benefits + Equity<br>
</div><div></div><br>
<div>Temporary employee offer package:
</div><div>Pay within range listed above + temporary benefits package (applicable after 60 days of employment)</div><div></div><div><br>
Salary compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, licenses and certifications, and specific work location. All offers are contingent on a cleared background and possible reference check. Military fellows and part-time employees are not eligible for benefits. Please speak to your talent acquisition representative for more information.<br>
</div><div></div><br>
<div>###</div><div></div><div><br>
Shield AI is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, marital status, disability, gender identity or Veteran status. If you have a disability or special need that requires accommodation, please let us know.</div></div>
<div><div>We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.</div></div></div>

Staff Engineer, C++ Systems Integration (R4017)

<div><div><div>Founded in 2015, Shield AI is a venture-backed deep-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT and X-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With nine offices and facilities across the U.S., Europe, the Middle East, and the Asia-Pacific, Shield AI&rsquo;s technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube.</div><div></div><div><br>
JOB DESCRIPTION:</div><div>
This position is ideal for a C++ generalist who thrives on tackling complex challenges in systems and systems integration. If you enjoy building cross-language software, improving CI/CD pipelines, and integrating distributed real-time systems, you&rsquo;ll find this role rewarding. Join a team that&rsquo;s driving innovation through robust software engineering and practical integration work across simulation environments, third-party systems, and development workflows.</div></div>
<div><div><h3 class="jobSectionHeader"><b>What You'll Do:
</b></h3><ul><li><ul><li>Design, implement, and maintain C++ and Python software in support of complex, cross-platform systems.</li><li>
Contribute to system architecture with a focus on performance, maintainability, and integration.</li><li>
Develop and support APIs and messaging interfaces (e.g., gRPC, REST, ZeroMQ). Integrate third-party software and hardware systems, including real-time and simulation tools.</li><li>
Debug and support distributed systems, with attention to threading, timing, and data flow.</li><li>
Apply modern agile practices such as test-driven development, continuous integration, and automated testing.</li><li>
Improve and maintain CI/CD workflows using tools like GitLab CI, Docker, CMake, and Conan.</li><li>
Collaborate across teams and projects to share solutions and promote good software practices.</li><li>
Continuously learn and adapt to new tools, standards, and technologies.</li></ul></li></ul></div></div>
<div><div><h3 class="jobSectionHeader"><b>Required Qualifications:
</b></h3><ul><li><ul><li>Typically requires a minimum of 5 years of related experience with a Bachelor&rsquo;s degree; or 4 years and a Master&rsquo;s degree; or 2 years with a PhD; or equivalent work experience.</li><li>
Strong proficiency in modern C++ (C++14/17/20) with the ability to work effectively in legacy codebases (C++98/03).</li><li>
Proficiency in Linux/Unix environments, including system-level development and debugging tools.</li><li>
Experience with Python.</li><li>
Professional experience in Linux environments (Windows experience is a bonus).</li><li>
Solid understanding of system-level engineering and design patterns.</li><li>
Experience in a collaborative environment with CI/CD and test automation.</li><li>
Experience with containerization technologies such as Docker.</li><li>
Active SECRET clearance.</li></ul></li></ul></div></div>
<div><div><h3 class="jobSectionHeader"><b>Preferred Qualifications:
</b></h3><ul><li><ul><li>Experience integrating distributed simulation environments such as AFSIM or NGTS.</li><li>
Familiarity with open standards like UCI and OMS, and an understanding of data buses and interface protocols common in avionics and aircraft systems.</li><li>
Familiarity with simulation tools and modeling frameworks.</li><li>
Experience with networking concepts and messaging infrastructure.</li><li>
Hands-on experience with CMake, Conan, and GitLab CI/CD pipelines.</li><li>
Exposure to real-time systems and hardware/software integration.</li><li>
Ability to obtain a TS/SCI clearance.</li></ul></li></ul></div></div>
<div><div>$123,199 - $184,799 a year</div></div>
<div><div>#LI-LD1</div><div>
#LC</div><div></div><div><br>
Full-time regular employee offer package:
</div><div>Pay within range listed + Bonus + Benefits + Equity<br>
</div><div></div><br>
<div>Temporary employee offer package:
</div><div>Pay within range listed above + temporary benefits package (applicable after 60 days of employment)</div><div></div><div><br>
Salary compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, licenses and certifications, and specific work location. All offers are contingent on a cleared background and possible reference check. Military fellows and part-time employees are not eligible for benefits. Please speak to your talent acquisition representative for more information.<br>
</div><div></div><br>
<div>###</div><div></div><div><br>
Shield AI is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, marital status, disability, gender identity or Veteran status. If you have a disability or special need that requires accommodation, please let us know.</div></div>
<div><div>We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.</div></div></div>

Senior Engineer, C++ Systems Integration (R4019)

<div><div><div>Founded in 2015, Shield AI is a venture-backed deep-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT and X-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With nine offices and facilities across the U.S., Europe, the Middle East, and the Asia-Pacific, Shield AI&rsquo;s technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube.</div><div></div><div><br>
This position is ideal for a C++ generalist who thrives on tackling complex challenges in systems and systems integration. If you enjoy building cross-language software, improving CI/CD pipelines, and integrating distributed real-time systems, you&rsquo;ll find this role rewarding. Join a team that&rsquo;s driving innovation through robust software engineering and practical integration work across simulation environments, third-party systems, and development workflows.</div></div>
<div><div><h3 class="jobSectionHeader"><b>What You'll Do:
</b></h3><ul><li><ul><li>Design, implement, and maintain C++ and Python software in support of complex, cross-platform systems.</li><li>
Contribute to system architecture with a focus on performance, maintainability, and integration.</li><li>
Develop and support APIs and messaging interfaces (e.g., gRPC, REST, ZeroMQ). Integrate third-party software and hardware systems, including real-time and simulation tools.</li><li>
Debug and support distributed systems, with attention to threading, timing, and data flow.</li><li>
Apply modern agile practices such as test-driven development, continuous integration, and automated testing.</li><li>
Improve and maintain CI/CD workflows using tools like GitLab CI, Docker, CMake, and Conan.</li><li>
Collaborate across teams and projects to share solutions and promote good software practices.</li><li>
Continuously learn and adapt to new tools, standards, and technologies.</li></ul></li></ul></div></div>
<div><div><h3 class="jobSectionHeader"><b>Required Qualifications:
</b></h3><ul><li><ul><li>Typically requires a minimum of 5 years of related experience with a Bachelor&rsquo;s degree; or 4 years and a Master&rsquo;s degree; or 2 years with a PhD; or equivalent work experience.</li><li>
Strong proficiency in modern C++ (C++14/17/20) with the ability to work effectively in legacy codebases (C++98/03).</li><li>
Proficiency in Linux/Unix environments, including system-level development and debugging tools.</li><li>
Experience with Python.</li><li>
Professional experience in Linux environments (Windows experience is a bonus).</li><li>
Solid understanding of system-level engineering and design patterns.</li><li>
Experience in a collaborative environment with CI/CD and test automation.</li><li>
Experience with containerization technologies such as Docker.</li><li>
Active SECRET clearance.</li></ul></li></ul></div></div>
<div><div><h3 class="jobSectionHeader"><b>Preferred Qualifications:
</b></h3><ul><li><ul><li>Experience integrating distributed simulation environments such as AFSIM or NGTS.</li><li>
Familiarity with open standards like UCI and OMS, and an understanding of data buses and interface protocols common in avionics and aircraft systems.</li><li>
Familiarity with simulation tools and modeling frameworks.</li><li>
Experience with networking concepts and messaging infrastructure.</li><li>
Hands-on experience with CMake, Conan, and GitLab CI/CD pipelines.</li><li>
Exposure to real-time systems and hardware/software integration.</li><li>
Ability to obtain a TS/SCI clearance.</li></ul></li></ul></div></div>
<div><div>$123,199 - $184,799 a year</div></div>
<div><div>#LI-LD1</div><div>
#LC</div><div></div><div><br>
Full-time regular employee offer package:
</div><div>Pay within range listed + Bonus + Benefits + Equity<br>
</div><div></div><br>
<div>Temporary employee offer package:
</div><div>Pay within range listed above + temporary benefits package (applicable after 60 days of employment)</div><div></div><div><br>
Salary compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, licenses and certifications, and specific work location. All offers are contingent on a cleared background and possible reference check. Military fellows and part-time employees are not eligible for benefits. Please speak to your talent acquisition representative for more information.<br>
</div><div></div><br>
<div>###</div><div></div><div><br>
Shield AI is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, marital status, disability, gender identity or Veteran status. If you have a disability or special need that requires accommodation, please let us know.</div></div>
<div><div>We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.</div></div></div>

Senior Engineer, C++ Systems Integration (4020)

Autonomic Solutions

<p><b>GraphQL and .Net Applications Developer (Mid to Senior)</b></p><p><b>Autonomic Solutions LLC</b>., (https://www.autonomicsolutionsllc.com) is a Virginia SWaM certified small business providing mission-focused Digital and Cloud solutions to enable digital transformation and technology innovation for clients. Our services include Applications Development, Systems Modernization and Integration, Cloud Computing, DevSecOps, Data Analytics (including AI/ML/GenAI) and Infrastructure Optimization.</p><p>We are pursing IT contract opportunities with federal and state government and submitting proposals for RFP and RFI bids. The following requirement is <b>contingent</b> upon contract award from government/prime (February /March 2026 timeline).</p><p><b>Job Title:</b><br/>Applications Integration Engineer &ndash; GraphQL + .NET Core (Contingent on Award)</p><p><b>Job Type:</b><br/>Full-time | Contract | Hybrid (U.S. Citizen only)</p><p><b>About the Role:</b><br/>We are seeking a skilled and motivated <b>Applications</b> <b>Integration Engineer</b> to support a proposed modernization project focused on building <b>GraphQL-based APIs</b> for structured data delivery in a secure, containerized environment in Azure cloud. This role is contingent on award of a federal technology modernization initiative expected to begin in early 2026.</p><p>As an Integration Engineer, you will help design and develop a <b>federated GraphQL API</b> using <b>.NET Core</b>, <b>Hot Chocolate GraphQL server solution</b>, and containerized services deployed to Kubernetes. You will work closely with other engineers and stakeholders in an Agile team, participate in sprint ceremonies, and contribute to DevOps-enabled CI/CD workflows.</p><p><b>Key Responsibilities:</b></p><ul><li>Develop and maintain GraphQL subgraphs using Hot Chocolate and ASP.NET Core</li><li>Integrate data from PostgreSQL and existing REST services into new GraphQL endpoints</li><li>Support GraphQL federation via a router/gateway (e.g., Apollo Router)</li><li>Participate in Agile ceremonies, including sprint planning, code reviews, and retrospectives</li><li>Implement secure authentication via OAuth2/JWT</li><li>Deploy services via Helm to Kubernetes as part of a CI/CD pipeline</li></ul><p><b>Required Skills &amp; Experience:</b></p><ul><li>5+ years in software engineering with .NET Core (C#)</li><li>2-3 years of working with GraphQL (preferably using Hot Chocolate)</li><li>Familiarity with GraphQL federation concepts or interest in learning fast</li><li>Experience working with PostgreSQL or other relational databases</li><li>Familiarity with CI/CD tools (e.g., Azure DevOps, GitHub Actions, GitLab)</li><li>Experience developing and running applications in containers (Docker, Kubernetes)</li><li>Strong Git and source control habits</li><li>U.S. Citizen; able to work on federal projects</li></ul><p><b>Nice to Have:</b></p><ul><li>Experience with Helm, Prometheus, OpenTelemetry</li><li>Prior experience in civic tech or government data systems</li><li>Understanding of schema governance and GraphQL best practices</li></ul><p>Job Types: Full-time, Contract</p><p>Pay: $85,000.00 - $145,000.00 per year</p><p>Experience:</p><ul><li>Application development: 5 years (Required)</li><li>web applications development: 7 years (Preferred)</li><li>GraphQL: 3 years (Preferred)</li><li>.NET: 3 years (Preferred)</li></ul><p>Work Location: Hybrid remote in Washington, DC 20002</p>

GraphQL and .Net Applications Developer- Mid to Senior

Enterprise Horizon Consulting Group

<div><p><b>Company Overview</b></p><p>
Enterprise Horizon Consulting Group (EHCG) is a Woman-Owned Small Business specializing in IT Consulting which has successfully delivered key capabilities to the Navy, Army, and NASA over the past 20+ years. EHCG provides best in class services to its customers in the following areas: Business Systems Services; Business Intelligence; Data Analytics and Dashboarding; Enterprise Resource Planning (SAP) Implementation; Legacy System Optimization; Digital Transformation; Cloud Migration; Integration and Modernization; and Risk Management Framework Processes (RMF).</p><p></p><p><b>
Job Description</b></p><p>
Enterprise Horizon Consulting Group is seeking a highly motivated Information Systems Security Engineer (ISSE) to join our team in support of our DoD customer. The ISSE will be responsible for engineering, implementing, and maintaining cybersecurity controls to achieve and sustain an Authority to Operate (ATO) in accordance with DoD and federal requirements.</p><p></p><p><b>
Key Responsibilities</b></p><ul>
<li>
Engineer and implement security controls to support system ATO and ongoing authorization</li>
<li>Lead and support Risk Management Framework (RMF) activities from system categorization through authorization and continuous monitoring</li>
<li>Develop, review, and maintain ATO documentation including SSPs, SAPs, SARs, POA&amp;Ms, and supporting artifacts</li>
<li>Map and implement security controls in accordance with NIST SP 800-53, DoDI 8510.01, and DoD cybersecurity policies</li>
<li>Support security control assessments and coordinate with Authorizing Officials (AOs) and assessors</li>
<li>Perform security engineering analysis to ensure system designs meet confidentiality, integrity, and availability (CIA) requirements</li>
<li>Conduct vulnerability assessments and support remediation efforts to reduce risk prior to and after ATO</li>
<li>Analyze system changes and assess security impact to maintain ATO posture</li>
<li>Support continuous monitoring activities, including vulnerability scanning, STIG compliance, and annual assessments</li>
<li>Utilize eMASS to manage RMF artifacts, control status, and ATO packages</li>
<li>Provide guidance on secure system configurations, hardening, and best practices</li>
<li>Support audits, inspections, and compliance reviews</li>
</ul><p><b>
Requirements</b></p><ul>
<li>
Active Secret Security Clearance</li>
<li>Bachelor&rsquo;s degree in Cybersecurity, Computer Science, Engineering, or a related field (or equivalent experience)</li>
<li>Experience supporting DoD or federal information systems</li>
<li>Strong knowledge of RMF, NIST cybersecurity standards, and DoD cybersecurity policies</li>
<li>Experience with system security engineering throughout the system development lifecycle (SDLC)</li>
<li>Experience with Enterprise Mission Assurance Support Service (eMASS)</li>
<li>Familiarity with the RMF process for integration tools such as MuleSoft a plus</li>
<li>Ability to analyze technical designs and identify security risks</li>
<li>Strong verbal and written communication skills</li>
<li>Exceptional technical writing and documentation skills</li>
</ul><p><b>
Benefits</b></p><p><b>
Benefits</b></p><p>
We offer full-time salaried employees competitive salaries with a range of benefits, including:</p><ul>
<li>Medical, Dental, &amp; Vision</li>
<li>Life Insurance, Short-term Disability, Long-term Disability</li>
<li>SIMPLE IRA with Company Match</li>
<li>Federal Holidays</li>
<li>Vacation &amp; Sick Leave</li></ul><p><br>
</p><p><b>$500 Referral Bonus</b></p><p>
If this position is not a perfect fit for you, but you know someone who would be a great match, please refer them to us via our Candidate Referral Program by going to: www.enterprisehorizon.com/candidatereferrals. If we hire them, you could receive $500! See the link for further details.</p><p></p><p><br>
Enterprise Horizon Consulting Group is an equal opportunity employer. Enterprise Horizon Consulting Group does not discriminate against any employee or applicant for employment on the basis of race, color, religion, sex, marital status, sexual orientation, gender identity, national origin, ancestry, age (40 and over), physical or mental disability, or protected veteran status, or any other protected status in accordance with all applicable federal, state and local laws.</p></div>

Information Systems Security Engineer (ISSE)

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