{"id":1284680,"url":"https://alion.io/job/caci-international-nasa-moon-base-software-systems-engineer","title":"NASA Moon Base Software Systems Engineer","company":{"id":58481,"name":"CACI International","domain":"caci.com","url":"https://alion.io/company/caci-international","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"D","score":43,"open_postings":829,"ghost_share":0.72,"stale_share":0.01,"repost_share":0.873,"time_to_fill_p50_days":46,"computed_at":"2026-10-20T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"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":{"min":76000,"max":155700,"currency":"USD","period":"year","gross":null,"usd_annual":155700},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-09-25T00:00:00Z","employer_posted_date":"2026-09-25","last_verified_at":"2026-10-20T10:54:27Z","board_verified":true,"closed_at":null,"days_open":25,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":25},"description":"Job Title: NASA Moon Base Software Systems EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: NACIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental US* * *The Opportunity:\nCACI is looking for an experiencedSoftware Systems Engineer tosupport NASA’s Moon Base flight software development at the Johnson Space Center. The Moon Base is humanity’s first permanent lunar outpost establishing human presence on the lunar surface and laying steppingstones for Mars exploration. This exciting position involves software systems engineering throughout the full software life cycle in support of establishing a 5G cellular network on the lunar surface for astronaut communications.\nThis position requires a self-motivated, capable person with strong verbal and written communication skills. In addition to outstanding technical expertise, the individual must be very people savvy, have strong customer relationship skills, possess a positive team-player attitude, be flexible and willing to take on new assignments and responsibilities as they arise, and a desire to learn. Finally, the most qualified candidate will be an articulate speaker able to communicate complex technical ideas in a convincing manner, must share our passion for our Nation's Space Program, and share in the excitement of developing future human-rated space vehicles.\nResponsibilities:\nSupport development and analysis of flight software requirements in support of developing a 5G cellular lunar surface network.\nCoordinate development of flight software documentation. Review flight software documents, e.g., requirements, architecture, design, etc.\nIdentify areas of risk and vulnerabilities within implemented flight software and develop risk mitigation plans.\nSupport development of Interface Control Documents (ICDs) and Interface Requirements Documents (IRDs) to define interfaces between flight software subsystems and other spacecraft or ground systems.\nFacilitate project milestone reviews and coordinate closure of Review Item Dispositions (RIDs).\nTrack and coordinate resolution of flight software bugs and defects.\n Support trade studies, analyses, and assessments as needed to develop flight software and resolve issues.\nProvide guidance and oversight of process adherence to the NASA Spacecraft Software Engineering Team (SSET) standards and processes for class A safety-critical flight software development. \nDevelop and maintain a Requirements Traceability Matrix (RTM) to ensure all requirements are met.\nInterface with NASA and prime contractor engineering teams across flight software subsystem domains and NASA programs.\nParticipate and present at NASA software boards as needed.\nSupport integration of flight software in test and verification facilities.\nDevelop software tools and scripts as needed.\nThis work takes place at NASA/JSC in Houston, TX, a highly stimulating and dynamic environment that is critical in human space flight and the space exploration initiative.\nQualifications:\nRequired:\nMust be a U.S. Citizen or Permanent Resident.\nB.S. in Aerospace, Mechanical, Electrical, Computer or Software Engineering, Computer Science, or related disciplines required.\nAt least five years of related software systems engineering experience in real-time safety-critical software in aerospace or other industries, e.g., commercial software, oil and gas, etc. Experience greater than the minimum expertise is highly valued.\nMust be flexible, open to new challenges in a dynamic environment, and possess strong technical expertise combined with strong verbal and written communication skills.\nAbility to manage multiple priorities with little supervision.\nMust be a highly responsible, team-oriented individual with strong work ethic.\nMust have highly developed coordination and organization skills.\nDesired:\nM.S. in Aerospace, Mechanical, Electrical, Computer or Software Engineering, Computer Science, or related disciplines.\nExperience in full life cycle of safety-critical human-rated software for aerospace or non-aerospace applications.\nExperience or familiarity with 5G cellular technology and spacecraft communications systems.\nFamiliarity with the NASA Spacecraft Software Engineering Team (SSET) standards and processes for class A safety-critical flight software and/or experience with Capability Maturity Model Integration (CMMI) level 3 or higher.\nExperience in flight software development for human-rated space vehicles, e.g., Space Shuttle, International Space Station, SpaceX Crew Dragon, Boeing Starliner, Orion, or Lunar Gateway.\nExperience developing objected-oriented C++ code\nExperience developing Python code.\nExperience with hardware/software integration.\nExperience with NASA core Flight System (cFS).\nExperience performing flight software verification.\nVehicle-wide knowledge of space vehicle systems, e.g., avionics; command and telemetry; command and control; timeline/vehicle management; systems management; displays; power; environmental control and life support; communications, etc.\nKnowledge of aerospace or similar vehicle operations, e.g., aircraft, space vehicle, satellite, submarine, etc.\nExperience with software configuration management tools.\n-What You Can Expect:\nA culture of integrity.\nAt CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose - to ensure the safety of our nation.\nAn environment of trust.\nCACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.\nA focus on continuous growth.\nTogether, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.\nPay Range:\nThere are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.\nThe proposed salary range for this position is:\n$76,000 - 155,700 USDCACI is an Equal Opportunity Employer.All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.","description_format":"text","description_chars":7201,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":["Flexible time off"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Electronic Warfare","Intelligence","IT Consulting & Digital Transformation"],"lifecycle":[{"event":"open","at":"2026-09-26T04:22:48Z"}],"visa":[],"liveness":{"score":60,"band":"ok","label":"Likely open","p_open":1,"p_active":0.668,"p_room":0.9,"age_days":25,"expected_fill_days":46,"reasons":["conf:3","stale_co","urgency","velocity","win:mid","comp:brand"],"computed_at":"2026-10-20T05:45:00Z"},"pay":{"stated_usd_annual":155700,"is_top_pay":false},"html_url":"https://alion.io/job/caci-international-nasa-moon-base-software-systems-engineer","json_url":"https://alion.io/job/caci-international-nasa-moon-base-software-systems-engineer.json","meta":{"generated_at":"2026-10-20T14:15:50Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":16002,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-21T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":58481},"rest":"https://alion.io/mcp/rest/get_company?id=58481"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcaci-international-nasa-moon-base-software-systems-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fcaci-international-nasa-moon-base-software-systems-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fcaci-international-nasa-moon-base-software-systems-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/caci-international-nasa-moon-base-software-systems-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcaci-international-nasa-moon-base-software-systems-engineer"}]}