System Administrator Jobs in Houston, TX

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 NASA’s pursuits in deep space exploration. As NASA’s largest engineering solutions provider working together with NASA at centers across the United States.

We have an exciting opportunity for a System Administrator at Johnson Space Center (JSC) to join the team with our Engineering Division to join the team with Aerodyne Industries, a teammate company.

This System Administrator will be working on the Amentum JETS2 contract, will support the Aeroscience and Flight Mechanics Division. This System Administrator would work with several different labs in the Aeroscience and Flight Mechanics Division. These labs support analysis for all crewed space flight, including analysis for commercial partners.

Supporting both Windows and Linux based systems. Managing and designing networking both wired and wireless that are specific to each lab. And maintain security updates on all lab systems. You will work alongside other System Administrators within the Aeroscience and Flight Mechanics Division. Utilizing established best practices and developing best practices of your own. Day to day tasks will include investigating system problems, proactively monitoring system health, and completing security upgrades. Other duties as required may be requested.

Requisition Qualifications:

This 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.

• Typically requires a bachelor’s degree or equivalent certification in a related area or experience in the field.
• Typically requires a bachelor's degree in a related area or experience in the field.
• 1 year in any IT-related field. Experience with Linux OS - We utilize a RedHat-based OS, but if your experience is with a different Linux OS that is fine.
• Experience with Windows OS – Windows 10 and later Demonstrated problem-solving experience. Demonstrated task planning, and effective communication skills.
• Demonstrated experience assisting others with IT-related issues.
Experience working in a team environment.

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Requisition Preferences:

• Familiarity with any of the following is preferred but not required for the position:
• RedHat-based systems
• IT Service Desk Support
• Configuration management software (ansible, puppet, BigFix, SCRM)
• Monitoring and alerting
• Log consolidation and monitoring Git/Gitlab Usage 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 ave:

• 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 www.wehavespaceforyou.com

• Proof of U.S. Citizenship or US Permanent Residency may be a requirement for this position.
• Must be able to complete 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:

IT1-IT2

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-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

09/17/2026 - Until Filled

Amentum 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 at Labor Laws Posters.