• Mid-Level DevOps Engineer

    GliaCell Technologies (Columbia, MD)
    An active or rein-statable TS /SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are you ... technical expertise that assists in sustaining critical mission-related software and systems to a large government contract. Key Responsibilities: + Pure DevOps… more
    GliaCell Technologies (11/01/25)
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  • Database Administrator

    Assertive Professionals (Hanover, MD)
    …database management systems , databases, tables and views + Directs the administration and use of current and emerging database tools, strategies and technologies ... for itself within the Defense Contracting community taking 15th place in America's Top 100 Small Business Visionaries for the 2018 Best of Small Business Awards,… more
    Assertive Professionals (01/07/26)
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  • Senior Infrastructure Technician (on-site)

    RTX Corporation (State College, PA)
    …Ansible and Git + Experience with Python and Bash + Experience with Linux administration + Good understanding of networking concepts + Software development ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current Job Description: At Raytheon, the foundation of everything we do… more
    RTX Corporation (01/10/26)
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  • Senior Network Engineer (Onsite)

    RTX Corporation (Largo, FL)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current Raytheon Company, Managed By Collins Aerospace. Collins Aerospace, ... network security and information assurance solutions for program and development systems based upon system level requirements, architecture models, and engineering… more
    RTX Corporation (10/29/25)
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  • Senior Network Engineer with Poly

    BigBear.ai (Annapolis Junction, MD)
    …3 years) + Cisco routers, switches, and firewalls. + Advanced proficiency in Linux and Windows environments, with extensive system administration expertise that ... is seeking a Senior Network Engineer with an active TS /SCI poly clearance to join and assist and meet...routers, switches, and firewalls + Support agile activities for systems including release planning, sprint planning, and retrospectives to… more
    BigBear.ai (12/30/25)
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  • System Engineer for Satellite Operations…

    Lockheed Martin (Sunnyvale, CA)
    …skills * Ability to obtain Security\+ certification within 9 months for system administration access to controlled systems **Desired Skills:** * Experience with ... will be responsible for contributing technically to a variety of Systems and Software Engineering tasks associated with supporting Operations and Maintenance… more
    Lockheed Martin (12/25/25)
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  • Senior Software Infrastructure Engineer (Onsite)

    RTX Corporation (Fort Meade, MD)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with Poly - Current At Raytheon, the foundation of everything we do ... Engineer** with **expertise in DevOps** tools to join our Satellite Ground Systems team. This role involves designing, implementing, and maintaining the software… more
    RTX Corporation (01/12/26)
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  • Cloud Cyber Engineer

    CACI International (Sterling, VA)
    …Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to ... environments. The right candidate will understand software development, system administration , networking, and security and be able to take...and security and be able to take a holistic systems level approach to influence how we build our… more
    CACI International (11/11/25)
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  • Entry Level or Mid Level System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …positions require on-call rotation support. Candidates should have the following qualifications: + TS /SCI with polygraph is required. + 5 years no degree for Entry ... ITS Teams: Candidate has to have basic to strong Linux skills depending on years of experience and LCAT...they are submitted for. Responsibilities include command line system administration as well as application and data/messaging flow … more
    Belay Technologies (01/09/26)
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  • Senior Network Engineer

    SAIC (Norfolk, VA)
    …System (JTRS). + Experience working in a NCTAMS is highly desired. + Windows and Linux system administration skills. + Expertise in network routing & switching ... and audio transmissions. This role entails offering expert communications systems engineering support across various platforms including U/VHF radio communications… more
    SAIC (11/22/25)
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