Spacecraft Avionics Software Engineer

Are you passionate about human space exploration, understanding the origins of the universe, and working with a passionate and diverse team to make a difference? If you are, we need you! We need your talent, teamwork, and energy to help us achieve great things that inspire people all over the globe. We need you to bring creative ideas and diverse backgrounds to help us envision, shape, and deliver systems that will enable the exploration of space while benefiting people here on Earth. We are excited about what we do, and we need you on our team as we take on exciting challenges for NASA’s pursuits in deep space exploration. As NASA’s largest engineering solutions provider working together with NASA at centers across the United States. We have an exciting opportunity for a Spacecraft Avionics Software Engineer to join the JETSII Contract. Responsibilities Design, develop, and integrate embedded software for spacecraft motion control and actuation subsystems, including mechanisms, actuators, and components requiring real‑time deterministic behavior. Implement software products that interface seamlessly with those developed by other Software Engineers, supporting integrated subsystem functionality. Track, coordinate, and respond to time‑critical tasks in JIRA, including software implementation, integration issues, and anomaly resolution. Document development artifacts thoroughly in Confluence, including user guides, software behavior descriptions, interface details, and developer documentation. Write clear, maintainable, and well‑commented code, along with comprehensive Git README files. Develop and refine software requirements specifications for safety‑critical, real‑time motion‑control systems. Prepare and present technical content for software team meetings, subsystem tag‑ups, integration reviews, demonstrations, and major design reviews. Reports may be delivered in Confluence, PowerPoint, or other required formats. Conduct software testing and verification, including developing inherently testable real‑time control applications, configuring logging and telemetry systems, executing simulation‑based testing and hardware‑in‑the‑loop (HIL) verification, and integrating with dynamics and kinematics models. Build a deep understanding of system architecture, motion‑control algorithms, subsystem interfaces, and dynamic system behavior. Work effectively in fast‑paced Agile environment with continuous integration and iterative development. Demonstrate strong communication, collaboration, negotiation, and coordination skills. Maintain a strong customer‑service mindset in all interactions. Perform other duties as assigned. Requisition Qualifications Typically requires a bachelor’s degree or equivalent certification in a related area and a minimum of 5 years of experience in the field or in a related area. Experience working on an Integrated Product Team developing and testing high‑criticality or human‑rated software. Experience developing software requirements for safety‑critical systems. Experience with software verification tools, automated test frameworks, and time‑synchronized software/dynamics simulation environments. Proficiency in C/C++ development in a Linux environment, including embedded and real‑time contexts. Experience with Python or other scripting languages for automation and testing. Familiarity with web‑based collaboration tools, Confluence, JIRA, GITLA. Experience with Agile software development practices. Self‑motivated, adaptable, and able to rapidly learn complex integrated systems. Requisition Preferences Experience working with high‑autonomy systems or advanced motion‑control subsystems. Experience developing embedded or motion‑control software across the full software development life cycle. Familiarity with MS Teams, Slack, SharePoint, Safety and flight critical software development, NASA software and systems development standards, NPR 7150. Why Join Our Team? In addition to exciting career opportunities, we also have: Excellent personal and professional career growth 9/80 work schedule (every other Friday off), when applicable Onsite cafeteria (breakfast & lunch) Much, much more! Please visit for more information on our partnership with NASA at Johnson Space Center (JSC). Proof of U.S. Citizenship or US Permanent Residency may be a requirement for this position. Must be able to complete a U.S. government background investigation. Management has the prerogative to select at any level for which the position is advertised. Essential Functions Work Environment Generally, an office environment, but can involve inside or outside work depending on task. Physical Requirements Work may involve sitting or standing for extended periods (90% of time). May require lifting and carrying up to 25 lbs. (5% of time). Equipment and Machines Standard office equipment (PC, telephone, printer, etc.). Attendance Regular attendance in accordance with established work schedule is critical. Ability to work outside normal schedule and adjust schedule to meet peak periods and surge requirements. Other Essential Functions Professional behavior that enhances productivity and promotes teamwork and cooperation. Grooming and dress must be appropriate for the position and must not impose a safety risk/hazard to the employee or others. Compensation Details

IT2-IT3

The compensation range or hourly rate listed for this position is provided as a good‑faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws. Benefits Overview Our health and welfare benefits are designed to support you and your priorities. Offerings include: Health, dental, and vision insurance Paid time off and holidays Retirement benefits (including 401(k) matching) Educational reimbursement Parental leave Employee stock purchase plan Tax‑saving options Disability and life insurance Pet insurance Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara‑O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits. Original Posting 06/02/2026 - Until Filled Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs. Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low‑income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters. #J-18808-Ljbffr Amentum