• System Engineer (TS/SCI)- Senior or Mid…

    Vexterra Group (Bethesda, MD)
    …Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the National ... the cloud ecosystem. + Experience operating and maintaining systems in a Linux environment + Certification relating to Microsoft Certified Solutions Expert (MCSE)… more
    Vexterra Group (10/14/25)
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  • Mid- Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a broad scope ... and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, troubleshooting, management). + Maintain secure high… more
    Infinity Systems Engineering (12/03/25)
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  • Senior Principal Azure Cloud Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated and experienced ** Senior Principal Azure Cloud Engineer** to join our team in **Chantilly, VA.** In this role, you will support ... + Implementing Azure security best practices and managing Windows and Linux servers + Leveraging Azure data services and containerization technologies alongside… more
    ManTech (12/16/25)
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  • Senior Data Platform Admin - Finance

    NVIDIA (Santa Clara, CA)
    …see how you can make a lasting impact on the world. NVIDIA is hiring a senior data platform administrator within the Finance AI and Data Science team. You will ... or business background is preferred. + Expertise in PySpark, SparkSQL, and Linux shell scripting. Data engineering knowledge, particularly with Delta Lake, Parquet,… more
    NVIDIA (12/11/25)
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  • Senior Data Center Engineer

    SciTec (Aurora, CO)
    …will not be considered. SciTec has an immediate opportunity for a talented Senior Datacenter Engineer to join our team in Boulder, CO. Successful applicants will ... vendors for license renewals, hardware/software, and support contracts. + Support system administrator personnel as necessary to resolve end user and systems issues.… more
    SciTec (12/11/25)
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  • Senior Associate, Cyber Intelligence

    L3Harris (Camden, AR)
    …sea and cyber domains in the interest of national security. Job Title: Senior Associate, Cyber Intelligence Job Code: 28033 Job Location: Camden, AR Job Schedule: ... physical) for anomalous or unauthorized activities. + System Administration ( Linux /Windows) and Cybersecurity sustainment activities (hardware/software change management, account… more
    L3Harris (11/29/25)
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  • SIGINT Systems Admin (High-Band Senior )

    CACI International (Beale AFB, CA)
    SIGINT Systems Admin (High-Band Senior ) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... of Travel: Local * * * **The Opportunity** CACI is seeking a SIGINT Systems Administrator (High-Band) to join the CACI team at Beale AFB, CA. You will be responsible… more
    CACI International (11/07/25)
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  • Senior DevSecOps Engineer (Hybrid)

    BAE Systems (San Diego, CA)
    …Secret/SCI with Poly clearance + Security 8570 certification + Certified Kubernetes Administrator (CKA) + Certified Kubernetes Application Developer (CKAD) + AWS or ... GitLab or other CI / CD tools + Strong Linux and Networking background + Experience with SWIG +...state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition more
    BAE Systems (11/01/25)
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  • Senior Software Engineer

    Shuvel Digital (Pensacola, FL)
    …including introducing new cyber capabilities to address emerging threats. Seeking a Senior Software Engineer to support the design, development, and deployment of ... and networking skills * In depth knowledge of Windows, and Linux operating systems * Understanding of Cloud technologies, methodologies, and processes… more
    Shuvel Digital (09/25/25)
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  • Senior Software Engineer Scientist

    SAIC (North Charleston, SC)
    …Microsoft Certified Applications Developer (MCAD), Microsoft Certified Database Administrator (MCDBA), Sun Certified Professional (SCP), Red Hat Certification ... and Hyper-V. + Familiarity with SQL and database structures. + Experience with Linux OS and application integration. REQNUMBER: 2512036 SAIC is a premier technology… more
    SAIC (12/05/25)
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