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Systems Engineer Senior; TS​/SCI Poly Security Clearance

Job in Reston, Fairfax County, Virginia, 20190, USA
Listing for: GCI, Inc
Full Time position
Listed on 2026-06-05
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
Job Description & How to Apply Below
Position: Systems Engineer Senior (TS/SCI with Poly Required) with Security Clearance
Job Category: IT Infrastructure and Operations

Requisition Number: SYSTE
002019 Posting Details Description GCI, embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. We maximize opportunities for success by building and maintaining trusted and reliable partnerships with our customers and industry.

At GCI, we solve the hard problems. As a Systems Engineer, a typical day will include the following duties:
Key duties include maintaining operating systems (primarily Ubuntu, Fedora, CentOS versions of 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 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 :
Demonstrated experience - VMWare administration (AWS/cloud knowledge/expertise a plus) Exposure to scripting Linux functions (e.g. Perl, BASH) Knowledgeable of shell scripting, creating Cron jobs, analyzing log files, managing user accounts and groups Education Requirement
* BS/BA Experience Requirement
* 10+ years' professional experience. Two (2) additional years of equivalent technical work experience in lieu of a degree.
* A candidate must be a US Citizen and requires an active/current TS/SCI with Polygraph clearance. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Qualifications Skills Behaviors :
Motivations :
Education Required BA/BS or better. Experience Required 10 years:
Demonstrated technical work related experience. Licenses & Certifications Equal Opportunity Employer This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.  to learn more about us!
Position Requirements
10+ Years work experience
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