Senior System/Network Administrator - Systems Integration
Listed on 2026-09-13
-
IT/Tech
Systems Administrator, Unix/Linux, Network Administrator, Systems Engineer
Description
Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and health industries. We deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. Guided by our Mission, Vision, and Values, Leidos empowers its teams, contributes to its communities, and operates sustainably-always with a commitment to doing the right thing for our customers, our people, and our community.
AboutLeidos
Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and health industries. We deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. Guided by our Mission, Vision, and Values, Leidos empowers its teams, contributes to its communities, and operates sustainably-always with a commitment to doing the right thing for our customers, our people, and our community.
The Leidos Intel Sector combines technology-enabled services and mission software capabilities to support Intelligence Community customers as they address evolving national security challenges.
About the OpportunityLeidos is seeking a highly experienced Senior System/Network Administrator
- Systems Integration to support the implementation, operation, troubleshooting, and maintenance of complex IT systems and infrastructure.
You will administer Linux, UNIX, and Windows environments; build and maintain virtual and storage environments; configure network components; resolve complex technical problems; and support reliable day-to-day infrastructure operations. At this level, you will also contribute to system and mission-architecture design, understand system-administration interdependencies within Service-Oriented Architecture (SOA) environments, and resolve complex integration issues spanning server hardware, applications, and software.
Why This Role MattersMission infrastructure depends not only on the reliability of individual systems, networks, storage platforms, and virtual environments, but also on how those components interact as part of a larger architecture.
As a Senior System/Network Administrator
- Systems Integration, you will bring deep infrastructure experience to both operational administration and complex integration challenges, helping ensure interconnected systems and applications function effectively together.
- Manage daily configuration and operation of IT systems.
- Support implementation, troubleshooting, and maintenance of IT systems and associated infrastructure.
- Monitor and support day-to-day operations across client/server, storage, network, mobile, and related devices.
- Configure and manage Linux, UNIX, Windows, and other applicable operating systems.
- Install and load operating-system software, troubleshoot system issues, and maintain system integrity.
- Configure network components and implement operating-system enhancements to improve reliability and performance.
- Build, configure, monitor, and maintain virtual environments.
- Build, configure, monitor, and maintain storage environments.
- Optimize system operations and resource utilization and perform system-capacity analysis and planning.
- Provide in-depth troubleshooting of IT systems.
- Assist users in accessing and using IT systems.
- Provide Tier 1 Help Desk and Tier 2 escalation support for problem identification, diagnosis, and resolution.
- Support dispatch-system and hardware problems and remain engaged through resolution.
- Provide detailed analysis and feedback to agency…
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).