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1250 sr system admin jobs found in the United States

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Sr. Principal System Admin with Security Clearance
  • RTX
  • TUCSON, AZ
  • Date Posted. 2025-08-01. Country. United States of America. Location. AZ855: RMS AP Bldg M05 1151 East Hermans Road Building M05, Tucson, AZ, 85756 USA. Po... more
  • 1 Month Ago
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Senior System Admin with Security Clearance
  • 22nd Century Technologies, Inc.
  • NAPLES, FL
  • Job Title: Sr. Service Desk Support Technician Location with zip code: Alexandria, VA Duration: Full time Clearance Required: Secret Certification Required... more
  • 1 Month Ago
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System Admin with Security Clearance
  • NasTech Global, Inc.
  • ALEXANDRIA, VA
  • Role: System Admin. Location: Alexandria, VA (3 days onsite, 2 days remote). Duration: Long Term Contract. Citizenship: US Citizen with active Secret clear... more
  • 1 Month Ago
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System Admin with Security Clearance
  • NasTech Global, Inc.
  • PEARL HARBOR, HI
  • Role: System Admin. Location: Pearl Harbor Hickam Air Force Base, Hawaii. Duration: Long Term Contract. Citizenship: US Citizen with active Secret clearanc... more
  • 1 Month Ago
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Mult Fnc Info Sys Anlst Sr, System Admin (NAS Lemoore) with Security Clearance
  • Lockheed Martin
  • LEMOORE, CA
  • Job Number 698589BR Description:Join the Lockheed Martin Aeronautics Field Sustainment Team. Our customers include both the U.S. Military and international... more
  • 1 Month Ago
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Junior System Admin with Security Clearance
  • Prescient Edge
  • MCLEAN, VA
  • Minotaur Systems and Network Administrator (MSNA) The requirements listed define the Minotaur Systems and Network Administrator (MSNA) responsibilities and... more
  • 1 Month Ago
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ForeScout System Admin II with Security Clearance
  • Super Systems Inc
  • MONTGOMERY, AL
  • (Candidates MUST have ForeScout experience to be considered) This System Administrator II role centers around the implementation, administration, and optim... more
  • 1 Month Ago
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Cloud System Admin - FS Poly with Security Clearance
  • SRC
  • LAUREL, MD
  • Our client is a small company that solves big problems - impacting National Security by bringing top Software Engineers and Technical Professionals to crit... more
  • 1 Month Ago
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System Admin Engineer - Level 4 with Security Clearance
  • Lockheed Martin
  • NAS PAX RIVER, MD
  • Job Number 685513BR Description:We are Lockheed Martin At Lockheed Martin Aeronautics, we're taking. innovation to the next level. From designing the. most... more
  • 1 Month Ago
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Modeling & Simulations System Admin with Security Clearance
  • Obsidian Solutions Group
  • QUANTICO, VA
  • Job Type Full-time Description Primary Location: Quantico, VA Must be a U.S Citizen Security Clearance: Secret The mission of the MSTP is to provide traini... more
  • 1 Month Ago
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Sr Windows System Admin
  • Dia Software Solutions
  • Richmond, VA Full Time
  • Job Details. Hi. Greetings from. DIA SOFTWARE SOLUTIONS LLC. We reaching out about an exciting Direct client opportunity with one of our clients. Please re...more
  • 1 Month Ago
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