Senior Systems Administrator

Clearance Level
Top Secret/SCI
Systems Administration
Springfield, Virginia
St Louis, Missouri

REQ#: RQ138739

Travel Required: None
Requisition Type: Regular

GDIT is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver. There is no challenge we can't turn into opportunity. Our work depends on TS/SCI level cleared Tier III Help Desk joining our team to support our Intelligence customer in D.C Metro area or St. Louis, MO.

Manages and administers complex information technology systems to ensure that system design and operation meets business needs. Provides guidance and experience on a project or program, serves as a team leader, and performs analysis of issues and risks. Provide support for implementation, troubleshooting, and maintenance of the legacy and new Customer systems. Isolate and resolve problems involving the applications, operating system, hardware, communications, other infrastructure, or any combination as needed. Hand-off problem reports to appropriate leads like Amazon/C2S, NGAESC, etc. Provides systems and account administration to support remote system service.

Job Description Summary:

  • Provide support via the telephone and/or Internet to respond to customer inquiries and resolve routine issues.
  • Responds to inquiries received through tiered escalation
  • Uses a Service+ to track questions and answers as well as enter orders.
  • Responds to inquiries requiring a written response with the use of standard or form letters.
  • Must be able to work nights, weekends, and Holidays.
  • Customer service, call center or help desk experience.
  • Provides incident resolution to customers with hardware, software, and application problems. Includes both customer telephone support as well as electronically submitted requests
  • Provides polite and friendly customer service
  • Resolve the most complex issues at Tier III.
  • Participates in special projects as required.
  • Participates in program planning as required
  • Maintains reporting of all service issues in Service +
  • Working knowledge of AWS
  • Works closely with operations leadership to communicate trends, patterns, concerns and issues in a timely manner
  • Has a customer first focused approach to solving issues
  • Experience working in a dynamic and challenging environment handling a wide variety of user issues
  • Efficiently escalates incidents to higher level or vendor when appropriate.  
  • Documents incident status and solutions in incident database tools.
  • Possesses current working knowledge of computers, printers, laptops, and common windows applications
  • Provides answers to Frequently Asked Questions or solutions to common problems as part of a customer self-help capability
  • Possesses comprehensive knowledge of the principles, methods, and techniques used in computer troubleshooting and support
  • Possesses comprehensive knowledge of desktop operating systems and applications      



  • 6 years of professional experience
  • Bachelor's Degree in computer science, computer engineering, systems engineering or any related field/major or 6 additional years of experience in information technology in lieu of degree requirement
  • Experience in troubleshooting, maintaining integrity and configuring network components along with implementing operating systems enhancements.

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.