Linux Systems Administrator -TS/SCI w/ POLY Required

Clearance Level
Top Secret SCI + Polygraph
Systems Administration
Reston, Virginia

REQ#: RQ80070

Travel Required: Less than 10%
Public Trust: None
Requisition Type: Regular

Looking for a Linux Systems Administrator who can comfortably perform a variety of Linux administration duties. This position is a member of a team that is expanding the data transport line of business. Our customers have exciting missions in team-oriented environments where we are breaking new ground in solving the most difficult customer mission problems.

Key duties include maintaining operating systems (primarily Linux), application support, integration, design, and assistance as needed with additional duties to support the team. Some Windows System Administration expertise is preferable. Responsibilities include: Linux OS patching, file and server backups, maintaining group policies, booting servers, troubleshooting server issues, and managing print server installs, updates, and permissions. Responsible for the design, implementation, and operational aspects of multiple systems, operating environments and software. Schedule, plan and perform system upgrades.

Required and Preferred Skills and Qualifications:


  • Experience loading and configuring Linux operating systems
  • Hands-on experience administering Linux servers and workstations
  • Demonstrated experience with VMWare administration
  • Implementation of Cloud Virtual Servers (i.e. MS Azure or AWS)
  • Experience setting up and configuring virtual cloud environments with Active Directory services
  • Experience configuring system backups on Linux or Unix operating systems
  • Experience automating Linux- or Unix-based maintenance tasks
  • Perform regular security monitoring of servers to identify any possible intrusions
  • Proficient with scripting Linux functions (e.g. Perl, BASH)
  • Proficient with shell scripting, creating cron jobs, analyzing log files, managing user accounts and groups
  • Expertise in the following technologies to include, but not limited to: CentOS, Ubuntu, JavaScript, Java, Python, HTML, SQL and other databases


  • Experience with Windows environments
  • Knowledgeable of IC system security requirements and approval process
  • Experience handling system security under Linux operating systems

COVID-19 Vaccination Requirement: To protect the health and safety of its employees and to comply with customer requirements, 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.

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.

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.