{"id":3116105,"url":"https://alion.io/job/amentum-rendezvous-and-proximity-operations-oversight-software-engineer","title":"Rendezvous and Proximity Operations Oversight Software Engineer","company":{"id":14861,"name":"Amentum","domain":"amentum.com","url":"https://alion.io/company/amentum","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":367,"ghost_share":0,"stale_share":0.965,"repost_share":0,"time_to_fill_p50_days":17,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Houston, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":84000,"max_usd":173000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1118},"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"C++","optional":false},{"name":"Git","optional":false},{"name":"GitLab","optional":false},{"name":"Linux","optional":false},{"name":"MATLAB","optional":false},{"name":"Microsoft Office","optional":false},{"name":"Python","optional":false},{"name":"SharePoint","optional":false},{"name":"Simulink","optional":false}],"status":"live","first_seen_at":"2026-09-23T00:00:00Z","employer_posted_date":"2026-09-23","last_verified_at":"2026-11-02T17:36:55Z","board_verified":true,"closed_at":null,"days_open":40,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":40},"description":"Are you passionate about human space exploration and avionics development? Join our diverse, mission-driven team!\nWe need your creativity, teamwork, and diverse perspectives to help build systems that enable space exploration and benefit life on Earth. Join us as we tackle exciting challenges for NASA’s deep-space missions. Amentum is NASA’s largest engineering solutions provider, working together with centers across the United States.\nWe have an exciting opportunity for a Rendezvous and Proximity Operations Oversight Software Engineer to join Oceaneering, a teammate company.\nThis position will work on the JETS ISS Rendezvous, Proximity Operations, and Capture (RPOC) Team providing technical oversight, program integration, and certification of ISS visiting vehicle Guidance, Navigation, and Control (GN&C) systems in support of missions to the International Space Station (ISS). The selected applicant will:\nCertify GN&C system requirements compliance through review of analysis and test reports, including assessment of sensor performance, trajectory dispersions, and other GN&C parameters.\nCertify fault tolerance safety requirements compliance through review of GN&C related hazard reports and associated verification evidence, including communicating issues to a Safety Review Panel.\nIdentify and recommend solutions to GN&C/RPO performance issues.\nCommunicate status of compliance reviews to ISS program management.\nConduct performance assessments on visiting vehicle GN&C data for Program compliance.\nReview Monte Carlo trajectory analyses using independent 6 degrees-of-freedom simulations.\nProvide input to operational products, such as flight rules and on-orbit demonstration plans.\nProvide visiting vehicle’s GN&C mission console support during real-time ground monitoring.\nMaintain relationships with a diverse technical team, including personnel from engineering, safety, flight operations, crew office, and visiting vehicle providers.\nPerform other duties as required.\nRequisition Qualifications:\nThis position has been posted at multiple levels. Depending on the candidate's experience, requirements and business needs, we reserve the right to consider candidates at any level for which this position has been advertised.\nTypically requires a bachelor's degree in Engineering and a minimum of 2- 5 years of experience in the field or in a related area.\nBachelor’s degree in engineering from an ABET accredited engineering school with five (5) years of related engineering experience, or a master’s degree from an accredited engineering school and four (4) years of related engineering experience, or Ph.D. from an accredited engineering school and zero (0) years of related experience.\nExperience with orbital mechanics and GN&C principles\nUnderstanding of orbit, entry, descent, landing GN&C principles\nKnowledge in the development of GN&C algorithms and spacecraft system analysis\nExperience with design, verification, testing, and operation of GN&C hardware and software\nExperience with LINUX, Python, and C/C++\nExperience with design, verification, testing, and operation of GN&C hardware and software\nExperience with the development of space system requirements and documents\nStrong interpersonal skills to enable successful performance on a collaborative engineering team.\nAbility to organize and prioritize tasks to meet deadlines and schedules with limited supervision.\nExcellent communication, documentation, and presentation skills\nAbility to work in a team environment consisting of NASA civil servants and contractor employees.\nExperience with Microsoft Office products\nPreferences:\nMS in Aerospace Engineering with a focus on GN&C, flight controls, and orbital mechanics\nExperience with spacecraft rendezvous, proximity operations, and capture/docking\nFamiliarity with spacecraft docking systems.\nWorking knowledge of NASA, JSC, and ISS standard practices and requirements (including safety)\nExperience with NASA flight operations and procedures\nFamiliarity with NASA/JSC documentation databases and SharePoint sites\nExperience with MATLAB and Simulink toolboxes\nExperience with the NASA Trick simulation architecture and JEOD (JSC Engineering Orbital Dynamics)\nExperience with Git/GitLab version control\nWhy Join Our Team?\nIn addition to exciting career opportunities, we also ave:\nExcellent personal and professional career growth\n9/80 work schedule (every other Friday off), when applicable\nOnsite cafeteria (breakfast & lunch)\nMuch, much more!\nFor more information on our partnership with NASA at Johnson Space Center (JSC), please visit www.wehavespaceforyou.com\nProof of U.S. Citizenship or US Permanent Residency may be a requirement for this position.\nMust be able to complete a U.S. government background investigation.\nManagement has the prerogative to select at any level for which the position is advertised.\nEssential Functions\nWork Environment\nGenerally, an office environment, but can involve inside or outside work depending on task.\nPhysical Requirements\nWork may involve sitting or standing for extended periods (90% of time). May require lifting and carrying up to 25 lbs. (5% of time).\nEquipment and Machines\nStandard office equipment (PC, telephone, printer, etc.).\nAttendance\nRegular 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.\nOther Essential Functions\nProfessional 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.\n#JETS #JETSII\nCompensation Details:\nEN2-ESSThe 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.\nBenefits Overview:\nOur health and welfare benefits are designed to support you and your priorities. Offerings include:\nHealth, dental, and vision insurance\n\nPaid time off and holidays\n\nRetirement benefits (including 401(k) matching)\n\nEducational reimbursement\n\nParental leave\n\nEmployee stock purchase plan\n\nTax-saving options\n\nDisability and life insurance\n\nPet insurance\n\nNote: 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.\nOriginal Posting:\n09/23/2026 - Until FilledAmentum 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.\nAmentum 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. 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