TS/SCI Linux Systems Administrator with Polygraph

Quevera; Maryland; On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Medical coverage

Dental & Vision insurance

Disability coverage

Life insurance

Education & certifications stipend

401(k) match

Profit-sharing

Job summary

Quevera is seeking a Linux Systems Administrator in Annapolis Junction, Maryland, to manage Linux servers, virtual machines, shared storage, identity services and network infrastructure in classified and unclassified environments.

The role requires active TS/SCI clearance with Polygraph, extensive Linux experience, scripting ability, and strong documentation skills. The team focuses on mission-critical systems with rigorous IA controls and collaboration across networks and storage teams.

Qualifications

• Active TS/SCI clearance with Polygraph.
• Five+ years of experience as a System Administrator.
• Hands‑on Linux administration and troubleshooting experience.
• Maintain reliable services across virtualization, storage, identity and network components.
• Intermediate Cisco network administration.
• Advanced scripting skills; modify and develop scripts.
• Clear documentation and communication skills.
• Active CompTIA Security+ certification.

Responsibilities

• Administer Oracle Linux 8, 9, and 10 systems, including installation, configuration, patching, monitoring and troubleshooting.
• Manage virtual machines using Oracle Linux Virtualization Manager (OLVM).
• Maintain shared storage using ZFS Storage Appliance.
• Support FreeIPA identity and DNS services.
• Configure and troubleshoot network connectivity and Cisco IOS-XE devices with network teams.
• Assess CVEs, track remediation and support IAVM.
• Document system configurations, maintenance procedures, incidents and changes.
• Maintain network availability and minimize service disruptions for users.

Skills

Linux system administration

Security clearance

Scripting

Documentation

Network administration

Education

CompTIA Security+ certification

Tools

OLVM

FreeIPA

ZFS Storage Appliance

Cisco IOS-XE

Oracle Linux

Job description

Quevera is seeking a Linux Systems Administrator in Annapolis Junction, Maryland, to manage Linux servers, virtual machines, shared storage, identity services and network infrastructure in classified and unclassified environments.

The role requires active TS/SCI clearance with Polygraph, extensive Linux experience, scripting ability, and strong documentation skills. The team focuses on mission-critical systems with rigorous IA controls and collaboration across networks and storage teams.