Senior System Administrator - DoD RMF, Linux & Windows

Leidos; Chantilly (VA); On-site; USD 92,000 - 167,000; Full time

Job summary

Leidos is seeking a System Administrator to support the Intelligence Community in maintaining and optimizing the IT infrastructure for lab and production environments. The role involves hands-on server administration, backup management, and coordination with on-site teams to ensure high availability.

The position requires strong troubleshooting skills, experience with Linux and Windows servers, and knowledge of network devices and monitoring tools.

Qualifications

• Requires TS/SCI CI poly.

Responsibilities

• Provide hands-on IT infrastructure support and admin for lab and production environments.
• Troubleshoot, monitor, and tune Linux (RHEL) and Windows servers.
• Manage backups, monitoring reports, and system logs.
• Configure services and perform OS patching.
• Guide junior staff and provide training.
• Ensure RMF/DIACP compliance and vulnerability remediation.

Skills

System admin

Technical writing

Troubleshooting network devices

Linux system administration

Windows server administration

Scripting/automation

Team mentoring

Education

12 years combined education/experience

DoD 8570 IAT Level 2

Tools

Cisco networking

Juniper networking

MicroFocus/OpenText

HP Network Monitoring

VMware vCenter/ESXi

Job description

Leidos is seeking a System Administrator to support the Intelligence Community in maintaining and optimizing the IT infrastructure for lab and production environments. The role involves hands-on server administration, backup management, and coordination with on-site teams to ensure high availability.

The position requires strong troubleshooting skills, experience with Linux and Windows servers, and knowledge of network devices and monitoring tools.