Senior UNIX/Linux Systems Administrator

Company Overview:

Join a fast-growing company highly experienced in cyber security, cloud computing, virtualization, big data analytics, and project management. IMTS offers competitive compensation, excellent benefits including tuition reimbursement and employer-contributed 401K, and referral bonuses. We work with the best customers on-site at top government agencies.

Job Title: Senior UNIX/Linux Systems Administrator (Secret Clearance)

Primary Location: Richmond, VA (On-site only)

Clearance: Secret Clearance

Position Summary:

We are seeking two highly skilled Senior UNIX/Linux Systems Administrators to support a critical mission under the Defense Logistics Agency (DLA) JETS 2.0. The selected candidates will be responsible for enterprise-level system administration, security compliance, and operational support across classified and unclassified environments. This role supports both NIPRnet and SIPRnet infrastructure, with a strong emphasis on Red Hat, Solaris, and HP-UX systems. Candidates must hold an active Secret clearance and meet all DoD 8570/8140 requirements.

Key Responsibilities:

• Manage full system lifecycle operations for Red Hat Linux, Solaris, and HP-UX platforms (physical and virtual)

• Ensure continuous compliance with DoD STIGs, including vulnerability remediation and patch management

• Perform identity and access management using Red Hat Identity Manager (IDM)

• Deploy and maintain COTS tools such as Trellix, HBSS, Splunk, and ArcSight

• Monitor logs and system performance for anomalies, growth trends, and intrusion indicators

• Respond to incidents, perform root cause analysis, and support COOP/DR (Continuity of Operations/Disaster Recovery)

• Deliver responsive and professional support to DLA stakeholders and VIP users

• Participate in technical planning, documentation, and review activities

• Provide 24/7/365 on-call support across CONUS/OCONUS time zones as needed

Required Qualifications:

• Active Secret clearance (No interim clearances)

• Security+ CE or higher (Compliant with DoD 8570/8140 IAT Level II)

• Minimum of 10 years specialized experience in UNIX/Linux system administration

• Operating System Certification: RHCSA, RHCE, or CompTIA Linux+

• Bachelor's degree in technical discipline (required, no substitutions)

Preferred Qualifications:

• Experience supporting classified systems within DoD or federal agencies

• Working knowledge of RMF, DIACAP, and other DoD Information Assurance frameworks

• Familiarity with compliance tools such as ACAS and STIG Viewer

• Hands-on experience with Red Hat 7+, Solaris 11, and HP-UX

• Experience administering Trellix, HBSS, Splunk, and ArcSight

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