HPC Linux System Administrator; TS/SCI, On-Call
Listed on 2026-10-06
-
IT/Tech
Unix/Linux, Systems Administrator, Cybersecurity, IT Support
Location: Georgetown
Reflexive Concepts, LLC is seeking a System Administrator (Level
3) to monitor, troubleshoot, and maintain Linux-based HPC systems supporting a national security mission. The role requires 10+ years of sysadmin experience, TS/SCI with full-scope polygraph, and DoD 8570 IAT II certification.
You will work on on-call rotations, manage OS installs, networking, and software builds across diverse Linux distributions, leveraging tools like Jira, Confluence, Grafana, and Ansible to sustain critical
This role, HPC Linux System Administrator (TS/SCI, On-Call) at Reflexive Concepts, LLC, could be your next opportunity.
Are you ready to take on the HPC Linux System Administrator (TS/SCI, On-Call) role at Reflexive Concepts, LLC?
We would love to welcome a new HPC Linux System Administrator (TS/SCI, On-Call) to our organisation in Georgetown, MD, United States.
For the HPC Linux System Administrator (TS/SCI, On-Call) position at Reflexive Concepts, LLC, we are reviewing applications now.
(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).