{"id":3588681,"url":"https://alion.io/job/amentum-hpc-linux-system-administrator","title":"HPC Linux System Administrator","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":444,"ghost_share":0,"stale_share":0.941,"repost_share":0,"time_to_fill_p50_days":18,"computed_at":"2026-11-07T05:47:08Z"}},"role":"DevOps","role_family":"DevOps","seniority":"senior","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":108000,"max_usd":205000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1808},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"HPC","optional":false},{"name":"Linux","optional":false},{"name":"Ansible","optional":true},{"name":"Docker","optional":true},{"name":"Git","optional":true},{"name":"GitLab","optional":true},{"name":"InfiniBand","optional":true},{"name":"Podman","optional":true},{"name":"Red Hat","optional":true},{"name":"SLURM","optional":true}],"status":"live","first_seen_at":"2026-07-08T00:00:00Z","employer_posted_date":"2026-07-08","last_verified_at":"2026-11-07T14:54:47Z","board_verified":true,"closed_at":null,"days_open":122,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":122},"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 HPC Linux System Administrator to join the team with MRI, a teammate company.\nRequisition Description:\nAre you excited about supporting NASA human spaceflight? If so, this could be the position for you. We have the need for an experienced HPC System Administrator at Johnson Space Center (JSC). This position, working on the Amentum JETS contract, will support the Flight Sciences Laboratory (FSL).\nThe FSL is one of JSC's primary compute labs and hosts a wide variety of analyses, which support all human-spaceflight programs at NASA including the International Space Station (ISS), Orion, Space Launch System (SLS), Commercial Crew Program, Human Landing System (HLS), Moon Base and many others. The FSL systems are currently comprised of over 700 machines, 26,000 cores and over 10 PB of storage, which serve more than 1000 users.\nIn this position you will be working with a team of HPC System Administrators to build and maintain all FSL services. This will include High Performance Compute (HPC) administration, high-end Linux workstation administration, high-speed networking, High-speed parallel filesystem administration, and more.\nSome of the skillset we are looking for this position is a deep understanding of container technologies and how best they can be used in a High Performance Compute (HPC) environment.\nThe FSL System Administration Team is critical in supporting the FSL users in effectively utilizing the systems. The team's day to day tasks include investigating system problems, proactively monitoring system health, and working with FSL users to make sure they can support the NASA human spaceflight mission.\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 or equivalent certification in a related area and a minimum of 5 years of experience in the field or in a related area.\n\nExperience in the following areas is needed for this position:\nLinux system administration\nSystem configuration management\nContainer Based HPC Workflows\n\nComplex CI/CD Workflows\nHPC job scheduler administration\n\nDemonstrated problem solving, planning, and communication skills\nAbility to work in a team environment\nExperience with large-scale system administration, with 2 of those years in HPC administration. \nRequisition Preferences:\nFamiliarity with the following is preferred but not required for the position:\nRedHat-based systems\nContainer Technology like Docker, Podman, and Apptainer\nLuster High-speed Parallel Filesystems\nInfiniBand\nAnsible / Foreman\nSLURM resource manager\nSPACK software manager\nLog consolidation and monitoring\nGit/Gitlab and software development (CI/CD)\nJohnson Space Center campus network\nNASA security mechanisms (security plans, POAMs, ATOs, Risk Assessments\n\nWhy Join Our Team?\nIn addition to exciting career opportunities, we also have:\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:\nIT2-IT4The 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:\n07/08/2026 - 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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