HPC Linux System Administrator
Houston, MS - USA
Job Summary
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 NASAs pursuits in deep space exploration. As NASAs largest engineering solutions provider working together with NASA at centers across the United States.
We have an exciting opportunity for aHPC Linux System Administratorto join the team with MRI a teammate company.
Requisition Description:
Are 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).
The FSL is one of JSCs 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 26000 cores and over 10 PB of storage which serve more than 1000 users.
In 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.
Some 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.
The FSL System Administration Team is critical in supporting the FSL users in effectively utilizing the systems. The teams 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.
This position has been posted at multiple on the candidates experience requirements and business needs we reserve the right to consider candidates at any level for which this position has been advertised.
Typically requires a bachelors 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 in the following areas is needed for this position:
- Linux system administration
- System configuration management
Container Based HPC Workflows
- Complex CI/CD Workflows
- HPC job scheduler administration
- Demonstrated problem solving planning and communication skills
- Ability to work in a team environment
- Experience with large-scale system administration with 2 of those years in HPC administration.
Requisition Preferences:
Familiarity with the following is preferred but not required for the position:
- RedHat-based systems
- Container Technology like Docker Podman and Apptainer
- LusterHigh-speedParallel Filesystems
- InfiniBand
- Ansible / Foreman
- SLURM resource manager
- SPACK software manager
- Log consolidation and monitoring
- Git/Gitlab and software development (CI/CD)
- Johnson Space Center campus network
- NASA security mechanisms (security plans POAMs ATOs Risk Assessments
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!
For more information on our partnership with NASA at Johnson Space Center (JSC) please visit
- Proof of U.S. Citizenship or US Permanent Residency may be a requirement for this position.
- Must be able tocomplete 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.
#JETS #JETSII
Compensation Details:
IT2-IT4
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-OHara Service Contract Act (SCA) or other employment contracts may include different provisions/benefits.
Original Posting:
07/08/2026 - 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.
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 atLabor Laws Posters.
Required Experience:
Unclear Seniority
About Company
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