Linux System Administrator

Dobbs Defense Solutions, LLCFort Meade, MD
Onsite

About The Position

Dobbs Defense Solutions is seeking a Linux System Administrator to provide technical support to Fort George G. Meade. The role includes administering and securing RHEL systems in a classified DoD lab, supporting test environments, and working directly with Government personnel and mission customers. Dobbs Defense delivers mission-centric IT, Cyber, and data analytics solutions for government and commercial clients through the convergence of automation, innovation, training, and education.

Requirements

  • Minimum 5 years of Linux system administration experience.
  • Strong Red Hat Enterprise Linux (RHEL) administration, patching, and troubleshooting background.
  • Experience with YUM, DISA STIGs, SCAP, and ACAS/Nessus.
  • Familiarity with DNS, IPv6, VMware 6.7, and Windows/AD environments.
  • Previous experience working in classified DoD environments and SIPR, classified environment experience.
  • Active Security+ CE certification.
  • YUM Server configurations and administration experience
  • Active Secret clearance.

Responsibilities

  • Install, configure, secure, and troubleshoot Red Hat Enterprise Linux (RHEL) systems.
  • Manage and maintain YUM servers and internal package repositories.
  • Apply DISA STIGs, run SCAP scans, and implement remediations.
  • Conduct ACAS/Nessus vulnerability scans and support RHEL patching and compliance.
  • Provide limited support for DNS and IPv6 configuration.
  • Perform basic administration within VMware 6.7 environments.
  • Support cross platform coordination with Windows Server 2016, Active Directory, and domain services.
  • Operate systems on SIPR and other classified networks while adhering to all DoD security requirements.
  • Maintain system documentation, procedures, and configuration records.
  • Work collaboratively with Government staff, lab engineers, and end customers.
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