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Keywords: System Administrator - active Top Secret required, Location: USA

Page: 2

Tier II Linux Systems Administrator (HPC) - Top Secret Clearance w/SCI eligibility

Active Top Secret clearance with SCI eligibility U.S. citizenship required Bachelor’s degree in a STEM discipline... administrator with strong system fundamentals wanting to expand your skillset into HPC environments? If so, this role...

Company: American Systems
Location: Arlington, VA
Posted Date: 02 Jan 2026
Salary: $91600 per year

Tier II Linux Systems Administrator (HPC) - Top Secret Clearance w/SCI eligibility

Active Top Secret clearance with SCI eligibility U.S. citizenship required Bachelor’s degree in a STEM discipline... administrator with strong system fundamentals wanting to expand your skillset into HPC environments? If so, this role...

Company: American Systems
Location: Arlington, VA
Posted Date: 31 Dec 2025
Salary: $91600 per year

Systems Administrator Level 2/3 (Top Secret)

in lieu of a completed degree. Must have an active DoD Top Secret clearance or higher (with a background investigation... of experience , OR 9 years of experience may be considered in lieu of a completed degree. Must have an active DoD Top Secret...

Company: Northrop Grumman
Location: Oak Harbor, WA
Posted Date: 17 Dec 2025
Salary: $73900 - 133000 per year

Help Desk System Administrator - Top Secret

a healthy, fulfilling life at and outside of work. Basic Qualifications Active Final TOP SECRET clearance is required prior...LMCareers Business Unit RMS Security Clearance Top Secret Shift First Direct/Indirect Direct Business...

Posted Date: 11 Dec 2025
Salary: $93800 - 162610 per year

Staff Linux/Windows Systems Administrator - Top Secret Clearance

, Virtualization Technologies Experience with new network setup/modernization Must currently have an active Top Secret Clearance... Administrator on the ECIW team, you will: - Work in an agile scrum environment providing support for implementation...

Posted Date: 10 Dec 2025
Salary: $114700 - 198720 per year

Sr. Linux/Windows Systems Administrator - Top Secret Clearance

, Virtualization Technologies Must currently have an active Top Secret Clearance Desired skills Windows and Linux OS patching... Administrator on the ECIW team, you will: - Work in an agile scrum environment providing support for implementation...

Posted Date: 14 Nov 2025
Salary: $93800 - 162610 per year

Mid Level Database Administrator - TOP SECRET is a MUST - fully ONSITE

Visual Soft, Inc is seeking qualified candidates (US Citizens with active ACTIVE TOP SECRET clearance - a requirement... with std benefits Clearance: Active TOP SECRET required # of Positions: ONE position available LOCATION: Huntsville...

Company: VISUAL SOFT, INC
Location: Huntsville, AL
Posted Date: 18 Jan 2026
Salary: $150000 per year

Principal Linux Administrator (Top Secret Clearance Required)

is onsite in either McKinney, TX or Tucson, AZ. It requires an active Top Secret clearance in order to be considered... VMWare virtual environments. Clearance: Active Top Secret Certification: Existing DoD 8570 security certification (e.g...

Posted Date: 17 Jan 2026
Salary: $82000 - 164000 per year

HPC Linux Systems Administrator 3/4 - Secret

's degree in Information Technology Active Top Secret, TS/SCI, Polygraph, or SAP/SAR access would be nice to have 10 years..., and maintain, a DOD Top Secret level security clearance as a condition of continued employment Candidates must have the ability...

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

Linux Systems Administrator 3/4 - Secret

: Bachelor's degree in Information Technology Active Secret, Top Secret, SCI, SAP/SAR access, or Polygraph is preferred..., a DOD Top Secret level security clearance as a condition of continued employment Candidates must have the ability...

Company: Northrop Grumman
Location: Melbourne, FL
Posted Date: 06 Jan 2026
Salary: $86600 - 130000 per year

Sr Principal Linux Systems Administrator - Secret

& Accreditation process and STIGs Active Top Secret is preferred We offer flexible work arrangements, phenomenal learning...RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time...

Company: Northrop Grumman
Location: Boulder, CO
Posted Date: 12 Dec 2025
Salary: $124900 - 187300 per year

Linux Systems Administrator / Secret / Onsite: Huntsville, AL

LMCareers Business Unit ENTERPRISE BUSINESS SERVICES Security Clearance Top Secret Shift First Direct... to obtain and maintain DOD Top Secret clearance, with the ability to maintain that clearance throughout the position lifecycle...

Company: Lockheed Martin
Location: Huntsville, AL
Posted Date: 22 Nov 2025
Salary: $80600 - 139840 per year

Junior Systems Administrator - Onsite - Active TS/SCI Eligible

to two weeks in support of mission activities. Possesses an active TOP SECRET/SCI clearance and possesses eligibility...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able...

Company: General Dynamics
Location: Bluemont, VA
Posted Date: 18 Jan 2026
Salary: $73950 - 100050 per year

Linux System Administrator -Senior - Active TS is required (ONSITE - 100%)

agency in Huntsville, AL Job Title: Senior Linux System Administrator (AWS) – Top Secret Clearance Location: Huntsville..., Alabama (100% Onsite) Clearance Required: Active Top Secret Clearance (U.S. Citizenship Required) Employment Type: Full-Time...

Company: VISUAL SOFT, INC
Location: Huntsville, AL
Posted Date: 18 Jan 2026

System Security Administrator - Principal (w/ active TS)

System Security Administrator - Principal (w/ active TS) Location: Arlington, VA Clearance: TS/SCI Schedule: TBD...: This position is contingent on contract award. Clearance Requirement: Possess an active DoD Top Secret Clearance. In addition...

Location: Arlington, VA
Posted Date: 16 Jan 2026

System Security Administrator - Sr Principal (w/ active TS)

System Security Administrator - Sr Principal (w/ active TS) Location: Arlington, VA Clearance: TS/SCI Schedule: TBD...: This position is contingent on contract award. Clearance Requirement: Possess an active DoD Top Secret Clearance. In addition...

Location: Arlington, VA
Posted Date: 16 Jan 2026

NCIS Cyber Systems Administrator - SecOps | Active TS/SCI clearance

(Required): Security Clearance Level: Active Top Secret clearance with SCI eligibility. Required Experience: 5+ years of experience...Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able...

Company: General Dynamics
Location: Quantico, VA
Posted Date: 09 Dec 2025
Salary: $94676 - 128092 per year

DoD SkillBridge Intern - Systems Administrator I (Active Duty Service Member)

System Administrator to support the sustainment of NORAD & USNORTHCOM (N-NC) systems. These systems consist of an on-premises... administrator of Windows and Red Hat Enterprise Linux (RHEL) environments Performing as a system administrator of the Nutanix...

Posted Date: 12 Jan 2026

DoD SkillBridge Intern - Systems Administrator I (Active Duty Service Member)

System Administrator to support the sustainment of NORAD & USNORTHCOM (N-NC) systems. These systems consist of an on-premises... administrator of Windows and Red Hat Enterprise Linux (RHEL) environments Performing as a system administrator of the Nutanix...

Posted Date: 11 Jan 2026

Server Virtualization Subject Matter Expert - Top Secret Clearance | Charleston, SC

CONUS position requiring an active DoD Top Secret clearance. This position may be subject to the Service Contract Labor...: Must have a current and active DoD Top Secret security clearance. Individual shall be working toward the relevant certifications...

Posted Date: 31 Dec 2025