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Systems Administrator - Top Secret security clearance required, SCI Eligibility

Job in Arlington, Arlington County, Virginia, 22201, USA
Listing for: General Dynamics Information Technology
Full Time position
Listed on 2026-03-01
Job specializations:
  • IT/Tech
    Systems Administrator, IT Support, Cybersecurity, Network Administrator
Salary/Wage Range or Industry Benchmark: 110500 - 149500 USD Yearly USD 110500.00 149500.00 YEAR
Job Description & How to Apply Below
Position: Systems Administrator - Active Top Secret security clearance required, SCI Eligibility

Overview

Type of Requisition: Regular

Clearance Level Must Currently Possess: Top Secret

Clearance Level Must Be Able to Obtain: Top Secret/SCI

Public Trust/Other

Required:

None

Job Family: IT Infrastructure and Operations

Job Description

Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.

At GDIT, people are our differentiator. As a Systems Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Administrator joining our team to be a part of a cohesive customer-focused team that performs all aspects of customer service and maintenance of existing systems to ensure the client is always mission capable.

How a Systems Administrator Will Make an Impact

Responsible for the installation and troubleshooting of enterprise servers, mobile devices, networking devices and cables, and related IT equipment. Works with the full stack of Microsoft enterprise tools to develop and maintain Microsoft-technology-focused networks and server environments. Utilize Microsoft System Center Configuration Manager (SCCM) and Active Directory to troubleshoot and deploy images. Modifies group membership, user profiles, and utilizes SCCM and Active Directory to troubleshoot client issues.

Configures and troubleshoots basic networking devices, and leverages DHCP and DNS to establish networking connections across the enterprise. Utilize mobile device management software to configure, monitor, manage, and secure user mobile devices. Performs intense troubleshooting and problem resolution for multiple locations and networks. Works with other IT professionals as directed to coordinate efforts, troubleshooting peripheral and hardware issues, resolve cross-team issues, communicates, and track changes for classified, unclassified, and special communications networks.

What

You’ll Need to Succeed
  • Required Degree and

    Experience:

    BA/BS and 5+ years of experience
  • Required Certification: DoD 8570 compliant certification for IAT Level II
  • Required Technical

    Skills:

    • Experience setting Microsoft Windows Server and configuring DNS, DHCP, and DFS-R/N.
    • Experience using SCCM/MECM and WSUS to image and patch.
    • Experience installing, configuring, and troubleshooting Microsoft Exchange and customer mailboxes.
    • Knowledge of general wiring and cabling skills, such as CAT6 and fiber cabling and termination.
    • Experience with personal computers, terminal, peripheral equipment and associated software repair, installation, configuration and system operation
    • Experience with configuration of Android and iPhones and utilizing a Mobile Device Management tool to manage mobile devices.
    • Self-motivated and able to work independently and take initiative in identifying and addressing challenges.
    • Effective communications and listening skills.

Location: Onsite in Arlington, VA

Clearance: Active Top Secret with SCI Eligibility

Citizenship

Required:

US Citizenship

GDIT Is Your Place
  • Flexible work schedule
  • 401K with company match
  • Comprehensive health and wellness packages
  • Internal mobility team dedicated to helping you own your career
  • Professional growth opportunities including paid education and certifications
  • Cutting-edge technology you can learn from
  • Rest and recharge with paid vacation and holidays

Salary: The likely salary range for this position is $110,500 - $149,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Schedule and Location

Scheduled Weekly

Hours:

40

Travel Required: Less than 10%

Telecommuting Options: Onsite

Work Location: USA VA Arlington

Additional Work Locations:

Total Rewards

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.

To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S.…

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