RedHat Systems Administrator - Senior - TS/SCI w/Poly

Clearance Level
Top Secret SCI + Polygraph
Systems Administration
Annapolis Junction, Maryland

REQ#: RQ86541

Travel Required: Less than 10%
Requisition Type: Regular
Job Description

GDIT is looking for a Red Hat Systems Administrator that holds TS/SCI with Poly clearance for a position located in Annapolis Junction, MD.


  • Manage, build and troubleshoot servers using LINUX Operating Systems

  • Perform administrative operations and maintenance functions of server hardware and software using RED HAT and other Linux operating systems

  • Maintains system security and executes common practices and procedures; monitors usage statistics and logs; monitors and remedies attempts to penetrate or corrupt server files

  • Maintains baseline configurations and performs modification of configuration settings

  • Institutes troubleshooting and incident response procedures

  • Troubleshoots system related problems

  • Provides team leadership and guidance to less experienced administrators

  • Remains current in operating systems/software analysis and technological developments and applications

  • Recommends future direction or projects to management

  • Provides expertise and direction in the development or modification of software programs and applications to enhance an operating system

Knowledge, Skills and Abilities:

  • The candidate must be experienced in Linux Server administration, primarily RED HAT

  • Has experience with Storage and Virtualization

  • Competent to work at a high technical level on all phases of systems engineering activities

  • Good communication skills; shows tact, effective listening skills and follow through

  • Anticipates questions and is prepared with answers

  • Detail oriented and organized; able to understand information systems and ensure accuracy of work

  • Able to review the work of others and detect errors or needed modifications

  • Provides technical guidance and leadership to engineers with less experience

Required Qualifications: 

  • Bachelor’s Degree and 5 years of related experience, or the equivalent combination of education, technical training, or work/military experience

  • TS/SCI with Poly required

  • IAT Level II (i.e. Security+CE) certification required

Preferred Qualifications:

  • RHCSA certification or equivalent preferred

  • ITIL v3 certification preferred

CWIP - IAT level II Compliance:

Persons provide network environment (NE) and advance level compute environment (CE) support. Responsible for finding and fixing unprotected vulnerabilities and ensuring that remote access points are well secured. Focuses on threats and vulnerabilities and improving the security of systems. Demonstrates a mastery of the functions of the IAT Level I position. Monitors, tests and troubleshoots hardware and software IA problems pertaining to the network environment. Recommends and schedules IA related repairs to include performing IA related customer support functions such as installation, configuration, troubleshooting, customer assistance, in response to customer requirements for the network environment (NE). Analyzes patterns of non-compliance and identifies vulnerabilities resulting from a departure from the implementation plan or that were not apparent during testing. Provides leadership and direction to IA operations personnel. Implement applicable patches including IAVAs, and IAVBs for their environment.  (Reference: Policy 6-34) for Cyber Workforce Improvement Plan (CWIP).


This position requires being fully vaccinated against COVID-19 by December 8, 2021 or the start date, if after December 8.

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.