Senior Unix/Linux Systems Administrator

DecisionPoint • Portsmouth, VA

2d • Onsite

About The Position

Overview DecisionPoint Corporation is seeking an experienced Senior Unix/Linux Systems Administrator for the Norfolk Naval Shipyard IT Support Services contract. NNSY's mission is to safely return warships to the Fleet on time and within budget. The NNSY CIO (Code 109) provides comprehensive IT and telecom support that maintains Fleet readiness in logistics, maintenance, engineering, supply, legal, readiness reporting, emergency response, and more. The CIO installs, manages, and secures all shipyard networks and systems; approves IT purchases; and runs a Navy/DoD-compliant Information Assurance program. It supports approximatley 10,000 NMCI seats and leads cyberspace efficiency initiatives while managing SYLAN, SECNET, Mobile Workforce Enablement, NFPCICN, standalone systems, servers, wireless networks, circuits, applications, and devices. This position is fully on-site.

Requirements

• Active Top Secret clearance required.
• Bachelor’s degree in an IT-related discipline (e.g., Computer Science, Information Technology, Cybersecurity, Systems Engineering) with a m inimum of seven (7) years of experience administering Unix/Linux systems in enterprise or DoD environments.
• Demonstrated experience supporting secure networks and mission-critical systems.
• Experience applying DISA STIGs and DoD cybersecurity policies to Unix/Linux systems.
• Strong troubleshooting skills and experience providing Tier II/III system support.
• Familiarity with network services, system monitoring tools, and enterprise backup solutions.

Responsibilities

• Administer, configure, and maintain Unix/Linux operating systems in classified and unclassified environments.
• Perform system patching, upgrades, hardening, and vulnerability remediation in accordance with DISA STIGs.
• Monitor system performance, logs, and alerts; troubleshoot and resolve system and network issues.
• Manage user accounts, access controls, and system permissions.
• Support backups, disaster recovery, and system restoration activities.
• Provide Tier II/III support and participate in after-hours or surge operations as required.
• Maintain system documentation and support change management processes.
• Collaborate with network, cybersecurity, and engineering teams to support operational requirements.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Number of Employees: 101-250 employees