Linux Systems Administrator - TS/SCI POLY

Parsons • Centreville, VA

1d

About The Position

Are you a skilled Linux Systems Administrator looking for an opportunity to work on mission-critical systems? Parsons is seeking a mid-level Linux Systems Administrator to support both Linux-based workstations and servers in physical and virtual environments. In this role, you’ll perform daily system checks, resolve issues, and ensure the reliability and efficiency of our infrastructure. This position requires a proactive problem-solver who can think critically, troubleshoot effectively, and provide solutions under minimal supervision. If you’re ready to take your career to the next level, we’d love to hear from you!

Requirements

• Must be a U.S. Citizen.
• Active TS/SCI clearance with Polygraph is required.
• Bachelor’s degree in a technology-related discipline and 10 years of related experience (or equivalent experience in lieu of a degree).
• 3+ years of experience with Linux operating systems, including installation, maintenance, and troubleshooting.
• Experience maintaining virtual environments and deploying Linux services.
• Understanding of basic networking technologies (TCP/IP, UDP, Firewall).

Nice To Haves

• Familiarity with virtualization and Docker technologies.
• Experience with automation tools such as Salt, Ansible, or Puppet.
• Proficiency with Atlassian software (Confluence, JIRA).
• Experience with a wide variety of open-source software and utilities.
• Experience managing FreeIPA or LDAP-based systems.
• Background in network security, intrusion detection, and server monitoring.
• Familiarity with server and networking equipment rack installations.

Responsibilities

• Manage new user onboarding, workstation imaging, and configuration.
• Diagnose and resolve remote user and system infrastructure issues.
• Monitor and optimize system performance and reliability.
• Plan and coordinate system outages and upgrades.
• Monitor and maintain network systems.
• Install server and network equipment in a data center environment.
• Document infrastructure architecture changes and updates.
• Resolve user requests and issues reported to the HelpDesk.
• Occasionally support after-hours system upgrades.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees