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GovSG is seeking a Tier 2 IT System Administrator with a Secret clearance for an onsite role in Portsmouth, VA, supporting NAVWAR NIWC RDT&E labs. You will manage Windows domains, VM builds, patching, and STIG compliance in secure DoD environments, collaborating with cybersecurity teams.
The role emphasizes troubleshooting, documentation, and coordination with engineers to ensure reliable operations across multiple sites and lab environments.
GovSG is searching for our next great tier 2 IT System Administrator with a Secret clearance to add to the stellar onsite support team in North Charleston, SC. This full-time position supports NAVWAR’s Naval Information Warfare Center (NIWC) Atlantic Research, Development, Test & Evaluation (RDT&E) network as a Tier 2 system administrator providing advanced desktop and systems support for both network-connected and standalone laboratory environments in various locations.
This position supports Windows domain administration, virtual machine deployments, endpoint infrastructure, STIG implementation, and continuous monitoring activities within secure DoD lab environments. The Tier 2 system administrator serves as an escalation point beyond Tier 1 and works closely with engineers and cybersecurity personnel to ensure operational reliability and compliance.
This position is on-site in / near Portsmouth, VA.
This position is responsible for systems infrastructure including engineering, implementation and integration, and technical services and support. Designs, implements, installs, maintains, and administers infrastructures including hardware, software, and various configurations. Monitors overall performance to proactively identify potential issues and tune appropriately. Performs root cause analysis on failed components and implements corrective measures. Works with others to establish and improve processes and procedures. Performs other duties as assigned.
Active DoD Secret Clearance required
Typical education: Bachelor’s degree in a business or technical field
Have 10 or more years professional experience in computer systems analysis
Experience with virtual machine builds and deployments
Experience with system patching and configuration management
Familiarity with DISA STIG implementation and DoD cybersecurity practices
Excellent troubleshooting and solution development skills
Professional customer service attitude
Ability to work independently and as part of a team
Windows 11 (Udemy or equivalent)
Red Hat Linux System Administration (Udemy or equivalent)
Mac OS Jamf (Udemy or equivalent)
DCWF Windows System Administrator – Cyber Exchange/JKO (DISA-US1379)
Microsoft Certified IT Professional is a plus
$115,000-125,000. Actual compensation offered to candidate may vary from posted hiring range based upon geographic location, work experience, education, and/or skill level.
GovSG is an Equal Opportunity Employer, including Minorities/Females/Veterans/Disabled. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, pregnancy, sex, sexual orientation, national origin, genetic information, physical or mental disability, military service, protected veteran status, or any other characteristic protected by applicable federal, state and local law. Know your Rights: If you would like more information, please visit www.eeoc.gov/poster.
GovSG participates in E-Verify.