• COLSA Corporation (Shalimar, FL)
    …Flight (TGBC) Advanced Programs test team is searching for a mid-level System Administrator that can help us establish and maintain the necessary infrastructure to ... following: Essential Duties and Responsibilities: + Provide everyday system administrator support to include troubleshooting desktop workstations, replacing or… more
    DirectEmployers Association (11/02/25)
    - Save Job - Related Jobs - Block Source
  • Classified Cybersecurity

    Northrop Grumman (Melbourne, FL)
    …The Northrop Grumman Classified Solutions team is seeking an experienced ** Cybersecurity Administrator ** . The selected candidate will be required to work ... and Group Policy management experience **Preferred Qualifications:** + Bachelor's degree in Cybersecurity or Information Technology + Active Top Secret , TS/SCI,… more
    Northrop Grumman (11/04/25)
    - Save Job - Related Jobs - Block Source
  • Classified Area System Administrator

    Leidos (Huntsville, AL)
    …enthusiast with a passion for ensuring the seamless operation of classified environments?** Leidos Dynetics, reporting through the Digital Modernization Sector, ... Corporate Information Security Office is seeking a skilled System Administrator to join our team. In this role, you'll...AL. **Clearance:** You must currently hold an active DoD Secret clearance and be eligible to obtain a Top… more
    Leidos (10/16/25)
    - Save Job - Related Jobs - Block Source
  • Classified Area System Administrator

    Leidos (Huntsville, AL)
    …considered in lieu of degree. + Minimum of 3+ years of direct System Administrator experience. + **Active Secret clearance** and ability to obtain Top- Secret ... enthusiast with a passion for ensuring the seamless operation of classified environments?** Leidos Chief Information Security Office, reporting through our Digital… more
    Leidos (10/30/25)
    - Save Job - Related Jobs - Block Source
  • Intermediate Classified Systems…

    The MITRE Corporation (Bedford, MA)
    …the government create lasting impact in fields as diverse as cybersecurity , healthcare, aviation, defense, and enterprise transformation. We're making a difference ... choose MITRE - and make a difference with us. Department Summary: MITRE's Classified Enterprise Infrastructure is looking for a Junior Systems Administrator . A… more
    The MITRE Corporation (11/01/25)
    - Save Job - Related Jobs - Block Source
  • HPC Linux Systems Administrator 3/4…

    Northrop Grumman (Melbourne, FL)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees ... career. **Information Technology Professionals, We Want You!** The Northrop Grumman Classified Solutions team is seeking a senior **Linux Systems Administrator more
    Northrop Grumman (09/10/25)
    - Save Job - Related Jobs - Block Source
  • Sr Principal HPC Linux Systems…

    Northrop Grumman (Redondo Beach, CA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees ... career. **Information Technology Professionals, We Want You!** The Northrop Grumman Classified Solutions team is seeking a senior **Linux Systems Administrator more
    Northrop Grumman (09/11/25)
    - Save Job - Related Jobs - Block Source
  • Senior System Administrator (Windows…

    Koniag Government Services (Chantilly, VA)
    …Interim secret or final secret clearance with eligibility for SECRET -level classified access. This is a remote opportunity. We offer competitive ... Koniag Government Services company, is seeking a Senior System Administrator (Windows & Cyber Compliance) to support ATS and...or final SECRET clearance with eligibility for SECRET -level classified access. **Certification:** + Must possess… more
    Koniag Government Services (10/28/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator , Windows

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …the ability to lead teams, manage complex environments, and ensure cybersecurity compliance across classified and unclassified networks. DESCRIPTION OF ... Senior Systems Administrator , Windows Location HI - Kaua'i Job Code...+ Administer and maintain Microsoft Windows Server environments in classified and unclassified environments across Navy networks. + Manage… more
    Alaka'ina Foundation Family of Companies (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator (Linux)

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …the ability to lead teams, manage complex environments, and ensure cybersecurity compliance across classified and unclassified networks. DESCRIPTION OF ... Senior Systems Administrator (Linux) Location HI - Kaua'i Job Code...Red Hat Linux (RHEL) and other Linux-based environments in classified and unclassified environments across Navy networks. + Implement… more
    Alaka'ina Foundation Family of Companies (10/23/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator - Mid-Career

    Lockheed Martin (Moorestown, NJ)
    …performance and reliability\. The incumbent will partner closely with the RMS classified network operations, cybersecurity teams, and mission critical program ... and excellence\. **THE WORK** We are seeking an experienced Linux Systems Administrator to install, configure, maintain, and secure our Linux based environments… more
    Lockheed Martin (10/11/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator (Linux)

    Amentum (Waimea, HI)
    …the ability to lead teams, manage complex environments, and ensure cybersecurity compliance across classified and unclassified networks. RESPONSIBILITIES: + ... OS Certifications required + Linux + Linux+ Red Hat Certified System Administrator (RHCSA) **Security Clearance** Top Secret security clearance is required… more
    Amentum (09/24/25)
    - Save Job - Related Jobs - Block Source
  • Network Administrator , Senior Analyst,…

    RTX Corporation (Tucson, AZ)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current **Network Administrator , Senior Analyst (P2)** **Senior Analyst, ... Administrator (P2) to ensure the smooth operation of classified network infrastructure at our Raytheon/RTX locations. The installation, maintenance, support,… more
    RTX Corporation (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees have ... & Digital Office (CIDO) organization is seeking a senior NetApp Storage Administrator with expertise in NetApp storage management to join its Classified more
    Northrop Grumman (10/16/25)
    - Save Job - Related Jobs - Block Source
  • CSfC Systems Administrator

    CACI International (Patuxent River, MD)
    …Local * * * **Exciting Opportunity: Join Our Team as a CSFC Systems Administrator !** Are you passionate about cybersecurity and eager to make a significant ... CSfC Systems Administrator Job Category: Information Technology Time Type: Full...Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (10/29/25)
    - Save Job - Related Jobs - Block Source
  • Network Administrator , Sr. Analyst, El…

    RTX Corporation (El Segundo, CA)
    …clearance​ **Security Clearance:** Top Secret - Current **Network Administrator , Senior Analyst** **Raytheon Digital Technology** ** Classified Infrastructure ... Summary:** RTX Corporation Raytheon is looking an experienced Network Administrator , P2 level, with a US DoD Top- Secret...as part of a collaborative team to support our classified networks at our El Segundo facility in California… more
    RTX Corporation (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Windchill Application Administrator

    RTX Corporation (Plano, TX)
    …for a security clearance **Security Clearance:** DoD Clearance: Top Secret **Windchill Application Administrator (PDM/PLM)** **Business and Transformation ... role will be to successfully implement, enhance, and maintain PDM solutions across various classified programs. To thrive in this role means that you will be a… more
    RTX Corporation (09/19/25)
    - Save Job - Related Jobs - Block Source
  • Intermediate Network Administrator

    System One (Aberdeen Proving Ground, MD)
    Intermediate Network Administrator Aberdeen Proving Grounds, Maryland Contract-To-Hire Pay Range: $40/h-$55/h -> 105k Conversion Salary ONSITE Aberdeen Proving ... Grounds Security Clearance: Interim Secret Clearance or higher ALTA IT Services is seeking...self-directed individual to fill the role of a Network Administrator (Intermediate) who will be a strong addition to… more
    System One (10/28/25)
    - Save Job - Related Jobs - Block Source
  • SkillBridge: Sr. System Administrator

    RTX Corporation (Andover, MA)
    …citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret **Skillbridge Sr. System Administrator Intern -Andover, MA, will ... meaningful problems that create a safer, more secure world. **Senior System Administrator ** in Information Workplace Services will collaborate with many teams to… more
    RTX Corporation (08/13/25)
    - Save Job - Related Jobs - Block Source
  • Openshift Administrator

    Lockheed Martin (Cape Canaveral, FL)
    **Description:** **This position requires the ability to obtain a DOD Secret clearance, and maintain it throughout the life span of the position\. Must be aU\.S\. ... Lockheed Martin is actively seeking a mid\-career level Openshift Administrator to support our Space business area unclassified &... to support our Space business area unclassified & classified programs located in our Cape Canaveral, Florida, US… more
    Lockheed Martin (10/26/25)
    - Save Job - Related Jobs - Block Source