Find your dream job now!

Click on Location links to filter by Job Title & Location.
Click on Company links to filter by Company & Location.
For exact match, enclose search terms in "double quotes".

Keywords: Systems Administrator - TS SCI eligible, Location: USA

Page: 2

Systems Administrator

to perform daily systems administration TS/SCI clearance with a polygraph Bachelor's degree and 10+ years of experience...Systems Administrator The Opportunity: Install, configure, and maintain mid-range operating systems. Apply advanced...

Location: Washington DC
Posted Date: 29 Jan 2026
Salary: $62000 - 141000 per year

Systems Administrator

Responsibilities Peraton is seeking a Systems Administrator to support our customer onsite in Bremerton, WA. Manages... performance, installing system wide software and allocate mass storage space. Qualifications Requires an active TS/SCI level...

Company: Peraton
Location: Bremerton, WA
Posted Date: 28 Jan 2026
Salary: $80000 - 128000 per year

System Administrator, Senior

, or Terraform Knowledge of Linux firewalls, Linux RPMs, networking configuration, and DNS TS/SCI clearance with a polygraph... requirements for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen...

Location: Laurel, MD
Posted Date: 28 Jan 2026
Salary: $77600 - 176000 per year

System and Network Administrator

on existing infrastructures TS/SCI clearance with a polygraph HS diploma or GED Security+ Certification and Networking... to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Posted Date: 27 Jan 2026
Salary: $77600 - 176000 per year

Cloud Systems Administrator

Responsibilities We are seeking a Cloud Systems Administrator to support the migration of corporate hardware systems.... Qualifications Seven (7) years experience as a Systems Administrator with solid understanding and working knowledge of core Linux...

Company: Peraton
Posted Date: 25 Jan 2026

System Administrator

and configuration. Security Clearance: Active Top Secret Clearance Must be able to obtain and maintain a DoD TS/SCI-eligible... a motivated, career and customer-oriented System Administrator to join our Air Force / Space team at Eglin AFB. The System...

Company: ManTech
Location: USA
Posted Date: 23 Jan 2026

HPC Linux Systems Administrator 3/4 - Secret

Systems Administrator to join its dynamic team of technical professionals. The qualified applicant will become part...'s degree in Information Technology Active Top Secret, TS/SCI, Polygraph, or SAP/SAR access would be nice to have 10 years...

Company: Northrop Grumman
Location: Melbourne, FL
Posted Date: 21 Jan 2026
Salary: $89400 - 134200 per year

Linux Systems Administrator (SDN / Cisco ACI)

Responsibilities Peraton Labs is seeking a poly-cleared Linux Systems Administrator who can own day-to-day... This position requires an active/current TS/SCI w/ Polygraph Preferred qualifications Experience supporting secure environments...

Company: Peraton
Location: College Park, MD
Posted Date: 21 Jan 2026
Salary: $112000 - 179000 per year

Systems Administrator

Knowledge of Veritas Backup Exec for backup and recovery of systems Ability to pay strict attention to detail TS/SCI...Systems Administrator The Opportunity: Your technical expertise makes you a key team player, solving one problem...

Posted Date: 18 Jan 2026
Salary: $77600 - 176000 per year

SITEC - Systems Administrator MECM- MacDill AFB

degree, 3 years with MS/MA A DoD TS/SCI clearance is required DoDD 8570.01-M IAT II Desired Qualifications: VMware...Responsibilities Peraton requires Systems Administrators to support the Special Operation Command Information...

Company: Peraton
Posted Date: 18 Jan 2026
Salary: $66000 - 106000 per year

System Administrator, Senior

and VMware ESXi Knowledge of Linux firewalls, Linux RPMs, networking configuration, and DNS TS/SCI clearance with a polygraph... eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required. Compensation...

Location: Columbia, MD
Posted Date: 17 Jan 2026
Salary: $77600 - 176000 per year

Linux Systems Administrator

Clearance: TS-SCI w/CI Poly required Certifications: Current Security+ before start Level: T2 Responsibilities... and applications. Requirements Active TS-SCI w/CI Poly Clearance Required Bachelor’s Degree in Computer Science or related...

Posted Date: 15 Jan 2026
Salary: $105000 - 108000 per year

Intelligence System Administrator

. You Have: 5+ years of experience providing IT support 2+ years of experience as a Systems or Network Administrator TS/SCI... for access to classified information; TS/SCI clearance is required. Compensation At Booz Allen, we celebrate...

Posted Date: 15 Jan 2026
Salary: $61900 - 141000 per year

System Administrator, Mid

administrator Experience configuring and managing Unix, Linux, and Windows operating systems, including installing or loading... in an HPC environment and analyzing their results systematically Experience with SAP TS/SCI clearance Bachelor's degree...

Posted Date: 11 Jan 2026
Salary: $61900 - 141000 per year

System Administrator, Mid

administrator Experience configuring and managing Unix, Linux, and Windows operating systems, including installing or loading... in an HPC environment and analyzing their results systematically Experience with SAP TS/SCI clearance Bachelor's degree...

Posted Date: 11 Jan 2026
Salary: $61900 - 141000 per year

Linux Systems Administrator, Senior

. You Have: Knowledge of Linux systems, including Ubuntu and Red Hat Enterprise Ability to work shift work, as needed TS/SCI clearance HS...Linux Systems Administrator, Senior The Opportunity: Your combination of people skills and system administrator...

Posted Date: 11 Jan 2026
Salary: $77500 - 176000 per year

Cloud Systems Administrator

Responsibilities Cloud Systems Administrator – Cyber Missions Team Location: Laurel, MD | Shift: Evening or Mid... Shift Peraton is seeking a Cloud Systems Administrator to join our high-impact Cyber Missions team in Laurel, MD...

Company: Peraton
Location: Laurel, MD
Posted Date: 10 Jan 2026

Systems Administrator – Helpdesk Sys Admin

opportunity for a Systems Administrator – Helpdesk Systems Administrator (25-571) to join our team of skilled, diverse..., which is required to start with the eligibility to be cleared at TS/SCI Willingness to travel up to 10% for business needs Experience...

Posted Date: 09 Jan 2026
Salary: $75800 - 113800 per year

Systems Administrator

Experience administering Linux or Unix systems TS/SCI clearance with a polygraph Bachelor’s degree and 10+ years...Systems Administrator The Opportunity: Your combination of people skills and system administrator expertise makes...

Location: Fort Meade, MD
Posted Date: 09 Jan 2026

System Administrator

U.S. Government Security Clearance at the TS/SCI level with required Polygraph. This customer office Provides Geospatial Support.../current TS/SCI security clearance with required Polygraph Bachelor’s degree in a technical field such as Computer Science...

Location: Chantilly, VA
Posted Date: 08 Jan 2026
Salary: $118000 - 196000 per year