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Reflexive Concepts Linkedin · Posted 2mo ago

System Administrator I

Moldova

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Indexed description

Reflexive Concepts is seeking a skilled System Administrator (Level 1) to join our growing team!

Reflexive Concepts is seeking a skilled System Administrator to support mission operations sustainment — monitoring, troubleshooting, and maintaining Linux-based high-performance computing systems on a high-impact national security mission.

Qualifications

  • Five (5) years of system administration experience
  • Bachelor's Degree or higher in a related technical field
    • An additional five (5) years of system administration experience may be substituted for the degree, for a total of Ten (10) years
Required:

  • Linux administration on RHEL, CentOS, Rocky, SLES, or Ubuntu
  • OS install, file system configuration, and TCP/IP networking
  • Operating system and application troubleshooting
  • BASH scripting; software compilation and install
  • Active TS/SCI clearance with full-scope polygraph (most recent poly within 7 years)

Desired Skills:

  • Understanding of HPC architecture and high-speed networks (InfiniBand, Slingshot)
  • Familiarity with Jira, Confluence, Grafana, Prometheus, Nagios, Slurm, git, Salt, and Ansible
  • Strong troubleshooting skills — comfort with the reality that no two systems are exactly alike
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