{"id":1712128,"url":"https://alion.io/job/amentum-gnc-engineer","title":"GN&C 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":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"middle","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":69000,"max_usd":129000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":2884},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Agile","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Machine Learning","optional":false},{"name":"MATLAB","optional":false},{"name":"Python","optional":false},{"name":"Simulink","optional":false},{"name":"StateFlow","optional":false},{"name":"Kotlin","optional":true}],"status":"live","first_seen_at":"2026-10-02T17:34:43Z","employer_posted_date":"2026-10-02","last_verified_at":"2026-10-10T01:05:50Z","board_verified":true,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":7},"description":"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!\nWe 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.\nWe have an exciting opportunity for a GN&C Engineer t o join the team with ERC, a teammate company!\nThe GN&C Engineer will:\nDevelop and evaluate safety-critical flight software\nDevelop, integrate, and test GN&C algorithms\nUtilize MATLAB/Simulink/Autocode skills to update GN&C Flight Software\nUtilize Python & C/C++ skills to analyze and test GN&C Flight Software\nValidate and Verify GN&C algorithms and requirements\nProvide recommendations for improvements of flight software, its processes and procedures\nPerform deep-dive analyses of flight and simulation software\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 with experience in the field or in a related area.\nSignificant knowledge of GN&C\nExperience with development and analysis of 6 DOF algorithms and simulations\nProficiency with C/C++ and Python\nFamiliarity with validation and verification of GN&C algorithms and requirements\nExcellent communication skills and the ability to work in a team environment consisting of NASA civil servants and various contractor employees\nRequisition Preferences:\nMaster’s degree in engineering and 3 years or more of experience in the field or in a related area; or a PhD. in engineering or in a related field\nSignificant experience with C, C++, and Python\nSignificant experience with MATLAB including Simulink, Stateflow, and Autocode\nSafety and flight-critical embedded software development\nExperience with source code control and continuous integration\nAgile software development\nExperience in the following flight software specialty areas:GN&C software development\nSoftware process and procedure development\nSoftware Integration and Build Management\n\nExperience with Kalman filters, Neural Networks, UDU factorization and/or advanced smoothers\nKnowledge of Artificial Intelligence and/or Machine Learning\nExperience with TRICK/JEOD simulation architecture\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:\nEN1-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:\n10/02/2026 - 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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