NCIS Systems Administrator | Active Top Secret clearance

General Dynamics Information Technology
Quantico, VA
Public Trust: None
Requisition Type: Pipeline
Your Impact

Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure.

Job Description

Transform technology into opportunity as a Systems Administrator at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career.

**This is a contingent position pending funding.**

The Naval Criminal Investigative Service (NCIS) is an organization of approximately 2,000 personnel of which 700 serve at HQ and the remaining staff serve at offices worldwide. NCIS is the DON component with primary responsibility for criminal investigation, law enforcement (LE), counterterrorism (CT), counterintelligence (CI), and cyber matters. NCIS not only has primary responsibility for all criminal investigative, CI, CT, and cyber matters within the DON, but it also has exclusive investigative jurisdiction in non-combat matters involving actual, potential, or suspected criminal, terrorism, sabotage, espionage and subversive activities.

MEANINGFUL WORK AND PERSONAL IMPACT

As a Systems Administrator , the work you’ll do at GDIT will be impactful to the mission of the NCIS team at Quantico, VA.

  • Administer, manage and maintain Windows servers 2019 and 2022.

  • Responsible for Windows Server patching in an operational environment.

  • Experience with the following: Domain controllers, Active Directory Federation Services (AD FS), Active Directory, DNS servers, DHCP and Group Policy Object.

  • Create, manage, and maintain accounts and groups in Active Directory, LDAP

  • Experience with PowerShell scripting.

  • Monitors system environments and resources.

  • Analyze, troubleshoot, resolve, and documents problems with business applications and hardware on all enclaves.

  • Oversees system recovery mechanisms.

  • Exhibit the capability to resolve issues independently.

  • Coordinate, communicate, escalate required changes, and major issues .

  • Help diagnose and resolve computer-related problems as requested by employees and contractors, either in person or by using remote control software.

  • Respond to telephone calls and email requests for technical support .

  • Accurately documents all work in ServiceNow.

WHAT YOU’LL NEED TO SUCCEED

  • Security Clearance Level: Active Top Secret clearance (Must be TS/SCI eligible)

  • Required Experience:

  • 5+ years of experience with Systems Administration, general computer system, network administration, and user support experience

  • Experience in (MDM) support and solutions

  • Experience with the NGEN IT infrastructure and enterprise class networks

  • Ability to administer user accounts and device associations in Active Directory

  • Experience deploying DISA STIGs controls and system compliance

  • Must have prior experience with installation, operation, configuration, and maintenance of multiple types of business and end user-specific application software in a large government installation

  • Experience with one or more of the following: Domain controllers, Active Directory, DNS servers, DHCP and Group Policy Object

  • Innovative and collaborative environment encouraging of highly motivated critical thinking

  • Required Certifications: CompTIA Security+ CE

  • Education: BS Degree or equivalent Computer Science or IT related degree

  • Location: Hybrid – 3 days onsite at Quantico, VA / 2 days remote

  • Position Availability: Contingent position pending funding.

  • US Citizenship required

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.

  • Growth: AI-powered career tool that identifies career steps and learning opportunities

  • Support: An internal mobility team focused on helping you achieve your career goals

  • Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off

  • Flexibility: Full-flex work week to own your priorities at work and at home

  • Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore a career in software development at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your dedication to advancing innovation.

#NCIScareers

Work Requirements

Years of Experience

5 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

Security+ CE - CompTIA - CompTIA

Travel Required

None

Citizenship

U.S. Citizenship Required

Posted 2026-01-04

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