Senior Linux System Administrator

Annapolis, Maryland

Comtech Global, Inc
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Job Title: Senior Red Hat Linux Administrator Consultant.

Legal Status: US Citizens

Work Location: Hybrid - 3 days on-site, 2 days remote.


Core Responsibilities:

  • Install, configure, and maintain Red Hat Enterprise Linux (RHEL) servers
  • Perform system upgrades, patching, and security hardening
  • Monitor system performance and troubleshoot issues
  • Automate system administration using Ansible, Bash, or Python
  • Configure and manage:
  • Red Hat Satellite
  • Identity Management (IdM)
  • NFS and mount points
  • Cron jobs
  • Support storage, backup, and disaster recovery
  • Document system configurations, procedures, and troubleshooting guides
  • Participate in on-call support and incident resolution

Required Qualifications:

  • Bachelor's or Postgraduate degree in engineering, computer science, or related field
  • Red Hat Certified System Administrator (RHCSA) - Must include valid certification number

Preferred Qualifications:

  • 10+ years in Red Hat system administration
  • 10+ years working with Unix (AIX) IBM pSeries systems
  • 15+ years of experience in the IT field

Date Posted: 28 April 2025
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