• Senior Linux/Unix Administrator

    S4 Inc. (Omaha, NE)
    Omaha, NE, USA | TS / SCI | Salary |...information Required Qualifications: + Active Top Secret security clearance and eligible for SCI ... Job Title: Senior Linux/Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS / SCI Education: Bachelor's degree in a related field; equivalent… more
    S4 Inc. (10/08/25)
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  • Hyperconverged Infrastructure Engineer

    Koniag Government Services (Washington, DC)
    …LLC a Koniag Government Services company, is seeking an experienced Hyperconverged Infrastructure Engineer with a TS / SCI security clearance to support EHS ... experience plus 5-10 years of hands-on experience. **Clearance Requirement:** + TS / SCI security clearance **Our Equal Employment Opportunity Policy** The… more
    Koniag Government Services (11/20/25)
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  • CSfC Systems Engineer SME

    CACI International (VA)
    …Certified Information Systems Security Professional (CISSP); CompTIA Security+; or Certified Information Security Manager (CISM) **A TS / SCI clearance is ... CSfC Systems Engineer SME Job Category: Information Technology...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (11/19/25)
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  • Lead Systems Engineer

    ManTech (Chantilly, VA)
    …objects, isolation, andmicro-segmentation **Clearance Requirements:** + Must have an active DoD TS / SCI with the ability to obtain a polygraph. **Physical ... **MANTECH** is seeking a motivated, career and customer-oriented Lead Systems Engineer to join our team in Chantilly, VA. This is a position will be managing and… more
    ManTech (12/17/25)
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  • Software Virtualization Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Engineer Location: Springfield, VA Eligibility: Candidate must possess an active TS / SCI clearance Job Description: We are looking for a Software ... Software Virtualization Engineer Location: Springfield, VA, US Job ID: ATR...determination of technical objectives of assignments. - Working with VMware software defined data center products and tools for… more
    Arena Technical Resources, LLC (01/01/26)
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  • Systems Engineer - Senior

    Amentum (Fort Meade, MD)
    …part of a team in a dynamic environment. **Clearance Required:** * Must have active Top Secret clearance with SCI **Minimum Education:** * High School ... look no further. Amentum is seeking a **Senior Systems Engineer ** to join our team of passionate individuals in...**Requirements:** * Experience with Windows Server2022, 2025, Citrix XenDesktop, VMware ESXi, Active Directory, SAN, VCP 7.X. & 8.X,… more
    Amentum (10/31/25)
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  • Systems Engineer

    KBR (Fulton, MD)
    …accuracy and completeness. + Develop RMF security policy and procedures documents. Minimum Qualifications: + Top Secret with SCI . + Requires 5 to 8 years ... Title: Systems Engineer Belong. Connect. Grow. with KBR! KBR's National...network LAN/WAN, Software Defined Networking (SDN). - Infrastructure/Cloud Engineering: VMware vCloud Enterprise Suite; hybrid cloud with multiple classified… more
    KBR (10/14/25)
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  • Sr. Principal Cyber Systems Engineer

    Northrop Grumman (Redondo Beach, CA)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... history. Northrop Grumman has an opening for **Sr. Principal Cyber Systems Engineer ** to join the Special Test Equipment Engineering (STEE) team. The qualified… more
    Northrop Grumman (11/26/25)
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  • Data Center Engineer (Infrastructure/Cloud)

    KBR (Fulton, MD)
    …Minimal 0-20% Travel + Working Hours: Standard 40 hour per week Qualifications : Required: + Clearance: Top Secret with SCI + 5 to 8 years with BS/BA or 3 ... Title: Data Center Engineer (Infrastructure/Cloud) Belong. Connect. Grow. with KBR! KBR's...infrastructure security-relevant actions, tests, and key performance indicators for Information Dashboard and Reporting + Design Service Catalog Items… more
    KBR (10/15/25)
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  • Cross Domain Network Engineer , Lead

    BOOZ, ALLEN & HAMILTON, INC. (Washington, DC)
    …investigation and may need to meet eligibility requirements for access to classified information ; TS / SCI clearance with polygraph is required. Compensation ... Cross Domain Network Engineer , Lead The Opportunity: A well-designed network is...networking configuration, LDAP, Certificates, and Domain Name System + TS / SCI clearance with a polygraph + HS… more
    BOOZ, ALLEN & HAMILTON, INC. (12/27/25)
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