> Markdown version of [/jobs/ext/2015635-ncis-systems-administrator-shift-work-active-top-secret-clearance](https://www.wearedevelopers.com/jobs/ext/2015635-ncis-systems-administrator-shift-work-active-top-secret-clearance). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

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# NCIS Systems Administrator | Shift Work | Active Top Secret clearance

- **Company:** General Dynamics Corporation
- **Location:** Quantico, VA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Domain Controllers, Cyber Security, System Configuration, Dynamic Host Configuration Protocol, Domain Name System (DNS), Monitoring of Systems, Lightweight Directory Access Protocols (LDAP), Windows Servers, Network Administration, Windows PowerShell, Scripting, Computer Networking Systems, Information Technology, Servicenow, User Accounts
- **Published:** August 10, 2026
- **Apply:** https://us.experteer.com/career/view-jobs/ncis-systems-administrator-%7C-shift-work-%7C-active-top-secret-clearance-quantico-va-usa-58878012

## About the Role

and for system compliance * Coordinate changes and escalate major issues as needed * Provide end-user and contractor IT support and document work in ServiceNow Tasks * Active Top Secret clearance * 5+ years of systems administration experience * General computer/system/network administration and user support background * Experience with Mobile Device Management (MDM) * Experience with NGEN IT infrastructure and enterprise networks * Administering user accounts and devices in Active Directory * Experience installing configuring and maintaining government-grade applications * Familiarity with support tools and procedures * Security+ CE, GSEC, SSCP or CCNA Security * Bachelor's Degree in IT, Computer Science or Technical discipline Key requirements * medical plan options * dental plan options * vision plan * 401(k) with company match * paid time off including vacation, sick and personal time * flexible work weeks

## Description

Experteer Overview As a Systems Administrator at GDIT, you'll strengthen NCIS ITD infrastructure in Quantico by administering Windows servers and enabling secure, reliable operations. You will work within a cross-functional team to patch, monitor, and troubleshoot enterprise systems while aligning with security standards. You'll implement and maintain AD/LDAP, scripting, and recovery processes to keep mission-critical services up. This role offers hands-on impact on government-scale IT and opportunities to shape secure, scalable environments. Compensation / Benefits * Administer Windows Server 2016/2019 environments * Manage Windows patching in production * Configure and maintain Domain Controllers, Active Directory, DNS, DHCP, and Group Policy * Create/manage user accounts and groups in AD/LDAP * Develop PowerShell scripts to automate tasks * Monitor system performance and resources * Troubleshoot and document issues with applications and hardware across enclaves * Deploy DISA STIGs for system compliance * Coordinate changes and escalate major issues as needed * Provide end-user and contractor IT support and document work in ServiceNow Tasks * Active Top Secret clearance * 5+ years of systems administration experience * General computer/system/network administration and user support background * Experience with Mobile Device Management (MDM) * Experience with NGEN IT infrastructure and enterprise networks * Administering user accounts and devices in Active Directory * Experience installing configuring and maintaining government-grade applications * Familiarity with support tools and procedures * Security+ CE, GSEC, SSCP or CCNA Security * Bachelor's Degree in IT, Computer Science or Technical discipline Key requirements * medical plan options * dental plan options * vision plan * 401(k) with company match * paid time off including vacation, sick and personal time * flexible work weeks


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