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Keywords: Senior Systems Administrator (Active Top Secret Clearance), Location: USA

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NAVAIR Senior Systems Administrator

NAVAIR Senior Systems Administrator Overview: JHNA is currently seeking a talented Senior Systems Administrator... community. This position will require on-site/in person support and an active DoD Secret Clearance. Roles/Responsibilities...

Posted Date: 18 Sep 2025
Salary: $120000 - 140000 per year

Senior System Administrator

with virtualization, cloud services, and Active Directory administration. Clearance Requirements: Secret Clearance Min Citizenship... more at About the Opportunity DMI, LLC is seeking a Senior System Administrator to join us. As a Senior System Administrator...

Location: McLean, VA
Posted Date: 16 Sep 2025

Senior Systems Administrator/Task Lead

: Empower AI: As the Senior Systems Administrator/Task Lead (NCR), you will act as a model of customer service excellence... continuous improvement initiatives and methods. Qualifications: Requirements: Shall possess a TOP SECRET w/ SCI Clearance...

Company: Empower AI Inc.
Location: Arlington, VA
Posted Date: 05 Sep 2025

Senior Linux System Administrator

: An active Top Secret security clearance is required for this position.​ This position is part of our Federal Solutions team...+ certification (or equivalent) Security+ certification (or equivalent) Top Secret clearance Security Clearance Requirement...

Company: Parsons
Location: Aberdeen, MD
Posted Date: 17 Aug 2025
Salary: $100900 - 176600 per year

Senior Systems Administrator

and motivated Senior Systems Administrator to join our team! In this role you will get to manage Windows Active Directory...), and containerization (e.g., Docker) Security Clearance Requirements: An active Top Secret SCI security clearance...

Posted Date: 08 Aug 2025

Senior Linux System Administrator

Overview GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance... experience) Active Secret Clearance Required with ability to obtain and hold DEA suitability Company Overview GovCIO...

Company: GovCIO
Location: Arlington, VA
Posted Date: 08 Aug 2025

Senior AWS Cloud System Operations Administrator

Senior AWS Cloud Systems Operations Administrator Full Time San Antonio, TX (On-site/Hybrid) Top Secret/SCI.... IAT II certification (Security+ Desired). TS/SCI clearance required. A senior level AWS Cloud Systems Operations...

Location: Texas
Posted Date: 25 Jul 2025

Senior Systems Administrator

As a Senior Systems Administrator, the individual will be responsible for configuring, maintaining, and operating... disruption of services, by responding to outages and promptly resolving problems. *This role requires an ACTIVE TOP SECRET...

Location: Quantico, VA
Posted Date: 23 Jul 2025

System Administrator 3

U.S. Citizenship, for access to classified information; ACTIVE TOP SECRET Clearance with the ability to obtain a TS/SCI w/ Polygraph... the world for the better. We are seeking a System Administrator 3 to join our Security and Electronic Systems...

Company: M.C. Dean
Location: Chantilly, VA
Posted Date: 10 Oct 2025

AWS Systems Administrator

AWS Systems Administrator Location: Onsite in Washington, DC Citizenship required: Yes Clearance Type: Active Top...) platform. To be considered for this position, US Citizenship and an active Top-Secret security clearance...

Company: CloudShape
Location: Washington DC
Posted Date: 05 Oct 2025
Salary: $150000 - 175000 per year

Systems Administrator Principal

how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe...Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain...

Company: General Dynamics
Location: Fort Belvoir, VA
Posted Date: 01 Oct 2025
Salary: $102000 - 138000 per year

System Administrator, Journeyman

System Administrator, Journeyman Full-Time, APG, MD Top Secret/SCI Clearance Job Description: Responsibilities... The SA will provide functional and empirical analysis of all software systems. The SA's full time duty location...

Posted Date: 25 Sep 2025

Systems Administrator

, Information Technology, or related field Minimum of 5 years of experience in systems administration Active Top Secret (TS... Understanding of security requirements in government environments Required Technical Skills: Systems Administrator - Mid/Senior...

Location: Chantilly, VA
Posted Date: 22 Sep 2025
Salary: $97937 - 117011 per year

Sr. Systems Administrator

Linux-based operating systems Implemented STIGS on Windows and/or Linux operating systems Active Top-Secret clearance... support to groups performing cutting-edge research supporting national security interests. In the role of Senior IT Systems...

Posted Date: 18 Sep 2025

Principal/Sr. Principal Systems Administrator

. Active Top Secret clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation...; or 12 years of experience may be considered in lieu of a completed degree. Active Top Secret clearance (with a background...

Posted Date: 18 Sep 2025
Salary: $100300 - 150500 per year

Sr. Systems Administrator

Linux-based operating systems Implemented STIGS on Windows and/or Linux operating systems Active Top-Secret clearance... Systems Administrator, a successful candidate will leverage experience supporting Linux and Windows-based IT infrastructure...

Location: Fairfax, VA
Posted Date: 18 Sep 2025
Salary: $114866 - 191443 per year

Linux System Administrator III

Existing Clearance Required: Active Top-Secret SCI with Poly Senior Linux scripting, Linux, servers, CentOS 7 and &8, Red Hat...20240226-BP-386-01 Active (NSA) Top Secret Clearance with Poly Required Salary Range: Up to $170K **salary...

Company: Dezign Concepts
Location: San Antonio, TX
Posted Date: 13 Sep 2025
Salary: $170000 per year

High Performance Computer Linux System Administrator

support for deal proposal development. Role Requires: Top Secret Clearance, TS/SCI preferred Security+ and Linux...High Performance Computer Linux System Administrator This role has been designed as ‘’Onsite’ with an expectation...

Posted Date: 12 Sep 2025

High Performance Compute (HPC) System Administrator

opportunities and by providing technical support for deal proposal development. Role Requires: Top Secret Clearance, TS/SCI...High Performance Compute (HPC) System Administrator This role has been designed as ‘’Onsite’ with an expectation...

Posted Date: 11 Sep 2025

Systems Administrator IV

Cleared System Administrator with a Top Secret/SCI clearance to provide on-site support at our Poway, California location... Information Technology Travel Percentage Required 0% - 25% Full-Time/Part-Time Full-Time Salary Clearance Level Top...

Company: General Atomics
Location: Durham, NC
Posted Date: 11 Sep 2025