• Secret Cleared Windows

    Insight Global (Pearl City, HI)
    …Skills and Requirements Active Secret Clearance 3+ Years of Experience with Windows System 2+ years of experience with Linux Servers Experience Running and ... support a large government customer. This person should have an understanding in both windows and Linux . This person will work on a small team of other admins to… more
    Insight Global (01/06/26)
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  • Cleared AI/ML Engineer (Multiple Levels)

    Noblis (Chantilly, VA)
    …models into multe-node Ray clusters + Work with large datasets and support Linux and Windows environment Required Qualifications + US Citizenship is required ... an AI/ML Engineer (Multiple Levels) with an ACTIVE Top** ** Secret with SCI and Polygraph in Chantilly, VA** As...deploying resources to cloud environments. + Experience working in Linux and Windows environments and managing resources… more
    Noblis (12/22/25)
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  • Systems Administrator Level 2/3 (Top Secret

    Northrop Grumman (Oak Harbor, WA)
    …with Certification & Accreditation process. + DoD 8570 Certification in a primary OS ( Windows , Linux , Cisco). + Ability to communicate effectively at all levels ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (12/17/25)
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  • Principal/Sr. Principal Systems Administrator

    Northrop Grumman (Patuxent River, MD)
    …security certification. + Current valid DoD 8570 Certification in a primary OS ( Windows , Linux , Cisco). + Experience operating under and managing systems within ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (12/12/25)
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  • Cyber Infrastructure Support

    Leidos (Omaha, NE)
    …advanced computing solutions in a heterogeneous environment. We use a wide array of Linux and Windows systems in a tightly integrated environment with a focus ... opportunity! **Clearance Requirement:** You must currently hold an active Secret clearance with eligibility to be cleared ...+ Advanced DoDI 8570 certification + Shell Scripting + Windows or Linux Certifications + In-depth Hardware… more
    Leidos (11/09/25)
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  • Systems Administrator - Helpdesk Sys Admin…

    Northrop Grumman (Colorado Springs, CO)
    …by troubleshooting and resolving a wide range of technical issues on both ** Linux ** and ** Windows ** systems. **Essential Functions:** + Configuring and managing ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At...** Linux ** and ** Windows ** Operating systems, including: + Implementing operating system enhancements… more
    Northrop Grumman (01/10/26)
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  • Systems Administrator IV

    General Atomics (Durham, NC)
    …you come in! General Atomics Integrated Intelligence is looking for an experienced Cleared System Administrator with a Top Secret /SCI clearance to provide ... servers and networking equipment + Install and maintain software applications on various Linux and Windows -based operating systems + Provide routine hardware and… more
    General Atomics (12/11/25)
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  • System Administrator

    Leidos (Lawton, OK)
    …**Are you ready for your next career challenge?** We are seeking a Secret cleared **Systems Administrator** to support Postproduction Software Support (PPSS) and ... lieu of a degree. + **Active and current DoD Secret clearance** . + **Active CompTIA Certifications including Security+.**...+ Experienced with VMware vCenter environments. + Expertise of Windows and Red Hat Linux environments. +… more
    Leidos (01/06/26)
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  • Systems Engineer

    Leidos (North Charleston, SC)
    **Description** Leidos has an opening for a Secret cleared **Systems Engineer** in support of the DCGS-N systems engineering efforts in North Charleston, SC. ... with workflows to ensure efficient deployments. **Basic Qualifications:** + **Active Secret clearance with ability to obtain and maintain TS/SCI eligible.** ​… more
    Leidos (01/09/26)
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  • Cyber Integration Engineer

    Leidos (VA)
    …+ An Engineering degree, 8 - 12 years of relevant **practical** software Linux and/or Windows system cyber administration experience. + Active and current ... Artifactory.** + Strong procedure automation using scripting technologies like Python, Linux shells, Windows PowerShell, Ansible, Terraform. + Familiarity with… more
    Leidos (01/07/26)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …product functional and performance requirements + Responsible for the administration of Linux systems, and Windows servers inclusive of applications, processes ... input/output processes, and working parameters for hardware/software compatibility on both Windows and Linux platforms + Designing, planning, and implementing… more
    Parsons Corporation (12/04/25)
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  • Principal Engineer Software - X-Lab Software…

    Northrop Grumman (Colorado Springs, CO)
    …+ Application deployment, integration, and troubleshooting + Operating systems experience with ** Windows ** & **Unix/ Linux ** + Experience with the following: + - ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description**...is required to start with the eligibility to be cleared at TS/SCI + Experience with **Java** and **Spring… more
    Northrop Grumman (01/09/26)
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  • Sr. Cyber Systems Engineer (Active TS/SCI)

    Northrop Grumman (Tampa, FL)
    …team to do some of the best work of your career. We are seeking cleared , **Senior level** **Cyber Systems Engineers** to work on-site at our **Tampa, FL** location. ... preliminary design, and cost estimates. + Design, implement, and/or configure Windows enterprise architectures to include Active Directory, DHCP, GPOs, DNS, LDAP,… more
    Northrop Grumman (01/01/26)
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  • RF Software Engineer (Starshield)

    SpaceX (Hawthorne, CA)
    …and hardware such as network devices and lab instrumentation + Experience using Windows and Linux operating systems + Experience with configuration management ... REQUIREMENTS: + Ability to obtain and maintain Active Top Secret or Top Secret SCI clearance +...be willing to pursue a clearance if not already cleared . Note that an active clearance may provide the… more
    SpaceX (01/06/26)
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  • Computer Systems Engineer

    Actalent (Huntsville, AL)
    …as a Subject Matter Expert in systems administration, focusing on Windows , VMWare, Horizon VDI, and enterprise implementation, among other areas. Responsibilities ... medium-to-large-sized government contract. + Lead the team with expertise in Windows , VMWare, Horizon VDI, Enterprise Implementation, Migration, and Maintenance. +… more
    Actalent (01/07/26)
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  • TS/SCI DevOps Engineer

    Parsons Corporation (Charlotte, NC)
    …DevOps responsibilities. + Proven experience with distributed architectures, including both Linux (RHEL, Rocky/Centos, Ubuntu, etc.) and Windows Server Operating ... full potential. Unleash your talent and redefine what's possible. **Job Description:** ** Cleared DevOps** At Parsons, we are at the forefront of innovation,… more
    Parsons Corporation (01/08/26)
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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    …Washington, DC (Hybrid) Clearance: Secret Job Description: . Manage and maintain Windows and Linux servers in the Azure Government cloud . Handle system ... and services . Administer user and service accounts for cleared personnel . Manage access permissions according to the...from different database systems to updated modern systems . Secret Clearance to start Required Technical Skills: . Senior… more
    Arena Technical Resources, LLC (10/25/25)
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  • Cyber Specialist - Technical Instructor SME

    Nightwing (MD)
    …6 years of practical experience in: Computer hardware and Operating systems ( Windows , LINUX ) Router functions and operation; Switch functions and operations; ... defense, civil, and commercial markets. Nightwing is seeking a cleared Full time Technical Instructor SME - Cyber Specialist...locations. * All candidates must have an active Top Secret /SCI clearance, with the ability to get a Full… more
    Nightwing (10/23/25)
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