System Administrator

Job Overview The Wind Tunnel Division at NASA Ames Research Center is seeking an experienced Linux System Administrator to support operations within the Unitary Plan Wind Tunnel (UPWT). This contract position, part of the Amentum ATOM (Aerospace Testing, Operations and Maintenance) team, plays a key role in maintaining mission‑critical computing systems that directly support wind tunnel test operations. Responsibilities Architect, deploy, and support complex IT projects in heterogeneous environments, including physical and virtual configurations. Maintain and administer Linux and Windows operating systems, including high‑security air‑gapped systems managed with automated frameworks across secure environments. Support full system lifecycle activities, including OS deployment, configuration management, system backups, baseline maintenance, and application installation. Manage user accounts, group policies, and authentication mechanisms. Lead high‑performance/high availability design and operations. Monitor, analyze, and resolve system issues identified in system metrics, health indicators, and logfiles. Ensure system readiness and reliability for mission‑critical test operations across multiple platforms (desktops, servers, real‑time systems, and embedded controllers). Provide timely response to system issues and operational emergencies. Collaborate with the Wind Tunnel System Branch and integrated test teams to support test planning and execution. Implement security best practices and vulnerability mitigation strategies, while enabling support for open scientific research. Follow IT operations best practices and maintain clear and accurate technical documentation for system configurations, procedures, and network diagrams. Assist with network configuration, troubleshooting, and device setup and management. Develop scripting tools (e.g., Bash, Python, PowerShell) to automate administrative tasks when beneficial. Provide responsive end‑user support through established incident and communication channels. Participate in staff meetings, prepare status updates, and collaborate effectively across diverse technical groups. Qualifications Bachelor’s degree in computer science or related discipline and 10+ years of relevant IT or system administration experience. Demonstrated experience with: Linux (RHEL or similar distributions) system administration Windows system administration OS deployment and operations frameworks (RHEL/RPM/Kickstart, other) Hardware/software troubleshooting and mitigation Network fundamentals and switch and device configuration Networking credential (a plus) Knowledge of storage and RAID configuration, system imaging, and management Configuration and management of highly secure systems Security credential (a plus) Strong communication skills, attention to detail, and ability to work independently in a fast‑paced environment. U.S. citizenship and ability to obtain/maintain a security clearance (required). Preferred Experience Exposure to multi‑platform environments (Linux, Windows, real‑time OS, and embedded controllers). Experience supporting operational or test facility environments. Familiarity with scripting languages and automation frameworks. Ability to adapt quickly, manage multiple priorities, and work collaboratively with engineering and operations staff. Core Attributes Responsible, dependable, and proactive. Adaptable and able to learn quickly. A strong communicator with solid interpersonal skills. Motivated to support mission success and continuous improvement. Salary $75,000 - $175,000 Benefits Overview 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 Equal Opportunity Employer 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, 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. #J-18808-Ljbffr PAE Government Services Inc.