Systems Administrator, Senior - (Current TS/SCI clearance required)

Clearance Level
Top Secret/SCI
Systems Administration
Newington, Virginia
Onsite Workplace
Key Skills For Success


Computer Troubleshooting

Desktop Computers

Help Desk Support


REQ#: RQ142607
Requisition Type: Regular
Your Impact

Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department of Defense’s mission to keep our country safe and secure.

Job Description

Transform technology into opportunity as a Senior Systems Administrator Senior 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 Senior Systems Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on Senior Systems Administrator joining our team to provide technical support for our client in Newington, VA.


  • Manages the functionality and efficiency of a group of computers running on one or more operating systems

  • Ensures that performance and security of computers meet the needs of network users

  • May evaluate existing systems and assist with planning long-term strategies

  • May coach and provide guidance to less-experienced professionals

  • ​May serve as a team or task lead


  • Education: Must have Technical Training, Certification(s) or BS/BA Degree, and 3+ years of experience. Will consider work experience in lieu of a BS/BA degree.

  • Required Experience: Minimum of 3+ years of related work experience in Systems Administration.

  • Required Technical Skills: Must have Systems Administration experience with Windows and Active Directory. Must also have work experience with providing technical support/installation of desktop/printers services.

  • Required Certifications: Must have a DOD 8570 level II related certification, such as the COMPTIA Security + CE certification.

  • Required Security Clearance Level: Must have a current/active TS/SCI clearance

  • Required Skills and Abilities: Will provide technical support in the management of networks, software, hardware, configurations, and architectures.

  • Preferred Skills: Good communication skills and team player

  • Location: Newington, VA


  • 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

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Work Requirements
Years of Experience

1 + years of related experience

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

Travel Required

Less than 10%

About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.