Systems Administrator

Description

Leidos is seeking a Systems Administrator to join our Infrastructure and Lab Engineering team supporting our Transportation Solutions customers. This role involves maintaining and sustaining software development and test labs, serving as a liaison between engineering teams, and implementing innovative solutions using current and emerging technologies.

The position requires reliable on-site presence in our Gaithersburg, MD office, to support the FAA contracts development and test labs, which are comprised of a variety of computing equipment. Occasional on-call support may be required.

• Hands-on system administration in development and test lab environments
• Performs system administration and hardware technician tasks
• Executes defined operational tasks with growing independence
• Escalates complex or systemic issues appropriately
• Builds technical depth across Linux, virtualization, and lab infrastructure

• Perform day-to-day system administration tasks on Linux systems in development and test lab environments, following established procedures.
• Install, cable, rack, and decommission servers, workstations, and lab hardware.
• Perform hardware diagnostics, component replacement, and console-level troubleshooting for lab systems.
• Monitor system health, logs, and alerts; perform initial triage and elevate issues when they exceed defined scope.
• Provision, configure, and maintain lab servers, workstations, and virtual machines under documented standards.
• Execute system patching, updates, and configuration changes in accordance with change guidance and maintenance windows.
• Perform routine backup verification, restores, and failure remediation with guidance as needed.
• Administer user accounts, permissions, and file systems in accordance with approved access controls and security policies.
• Assist in troubleshooting OS, virtualization, storage, and application-level issues affecting lab environments.
• Coordinate with network and security teams to implement approved connectivity, firewall, and access changes.
• Maintain accurate system documentation, asset records, and lab environment inventories.
• Provide operational support to engineering teams utilizing development and test lab infrastructure.
• Participate in on-call or after-hours support rotations as required for lab availability.

• Bachelor's degree in IT, Computer Science, or related field and 2+ years of systems administration experience (or equivalent professional experience in lieu of degree)
• Hands‑on experience administering Linux systems (Red Hat‑based or Ubuntu).
• Foundational experience with virtualization platforms (VMware preferred).
• Working knowledge of networking fundamentals (TCP/IP, DNS, routing, firewalls).
• Experience with user and access administration (IPA, LDAP, Active Directory, or similar).
• Entry‑level experience performing hardware installation, cabling, or troubleshooting.
• Ability to follow established procedures, document work clearly, and operate within controlled environments.
• Demonstrated willingness to learn new technologies, tools, and lab workflows.

• Experience supporting development, test, or lab environments.
• Exposure to scripting or automation (Bash, Python, or similar).
• Familiarity with infrastructure monitoring or logging tools.
• Introductory cloud exposure (AWS, Azure, or similar).
• Experience working in data center, lab, or equipment room environments.

• Must be able to obtain a Public Trust security clearance
• Due to contract requirements, U.S. Citizenship is required.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:
February 10, 2026

For U.S. Positions:
While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days…