DoD Linux SysAdmin - RHEL9, VMware, On-Site, Secret

Dobbs Defense Solutions, LLC; Fort Meade, Northern (MD, KY); Hybrid; USD 95,000 - 140,000; Full time

Job summary

Dobbs Defense Solutions, LLC is seeking a Linux System Administrator to provide technical support at Fort George G. Meade, focusing on administering and securing RHEL systems in a classified DoD lab, collaborating with government personnel and mission customers.

The role requires hands-on experience with RHEL 9, VMware 6.7, ACAS/Nessus, and DISA STIGs, with active clearance and DoD environment familiarity. On-site, 5+ years of Linux admin experience; certification preferred.

Qualifications

• 5+ years of hands-on Linux administration experience, specifically with RHEL 9.
• 3-5 years of VMware 6.7, DNS, IPv6, and Windows/AD experience in enterprise environments.
• 3-5 years of ACAS experience, including Security Center and vulnerability remediation.
• At least one active certification (e.g., Security+, CISSP, CISM, CASP, or equivalent).

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.

Skills

Linux administration (RHEL)

VMware 6.7

ACAS/Nessus

Security best practices

DoD security requirements

Education

Active certification (Security+, CISSP, CASP, or equivalent)

Tools

DNS

IPv6

Windows/AD

Job description

Dobbs Defense Solutions, LLC is seeking a Linux System Administrator to provide technical support at Fort George G. Meade, focusing on administering and securing RHEL systems in a classified DoD lab, collaborating with government personnel and mission customers.

The role requires hands-on experience with RHEL 9, VMware 6.7, ACAS/Nessus, and DISA STIGs, with active clearance and DoD environment familiarity. On-site, 5+ years of Linux admin experience; certification preferred.