• Mission Systems Operator III

    Sierra Nevada Company, LLC (Shalimar, FL)
    …and mission documentation. + Provide analysis and distribution of multi-source information via on-board aircraft communications systems . + Responsible for ... Are you a seasoned Mission Systems Operator (MSO) looking for a meaningful work...affordable, turn-key command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long… more
    Sierra Nevada Company, LLC (10/15/25)
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  • Systems Engineer - IT - Secret Clearance…

    Lockheed Martin (King Of Prussia, PA)
    …harden and design Windows and Linux \(Red Hat\) and networking systems with Security personnel to protect against ever changing Cyber Threats Please Note: \- ... providing support for implementation, troubleshooting and maintenance of various Information Technology \(IT\) systems , including networking equipment...This position requires a government security clearance; you must be a US Citizen for… more
    Lockheed Martin (12/20/25)
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  • Sr. Systems Administrator - Secret…

    Lockheed Martin (King Of Prussia, PA)
    …and harden Windows and Linux \(Red Hat\) and networking systems with Security personnel to protect against Cyber Threats Please Note: \-This position ... providing support for implementation, troubleshooting and maintenance of various Information Technology \(IT\) systems , including networking equipment...requires a government security clearance; you must be a US Citizen for… more
    Lockheed Martin (10/29/25)
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  • Deputy Chief Systems Engineer (Missile…

    L3Harris (Broomfield, CO)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title: Deputy Chief Systems Engineer (Missile Warning/Tracking Systems ) ... Management and Integration (GMI) engineering team. The Deputy Chief Systems Engineer will be responsible for supporting the Chief...related experience. + Must have an active TOP SECRET/SCI security clearance + Minimum of 9 years experience in… more
    L3Harris (12/18/25)
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  • Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title: Sr. Specialist, Systems Engineering Job Code: 30652 Job Location: ... Job Schedule: 1st Shift 9/80 Job Description: The Sr. Specialist, Systems Engineer (SE) performs technical planning, system integration, verification and validation,… more
    L3Harris (11/01/25)
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  • Comcast Cybersecurity: Security Research…

    Comcast (Philadelphia, PA)
    …the newly created Post-Quantum Cryptography Center of Excellence within the Comcast Cyber Security (CCS) team. **Job Description** _This position is ineligible ... now or in the future._ **Core Responsibilities:** + Design and implement security -focused systems and proof-of-concepts for enterprise and cloud environments. +… more
    Comcast (12/06/25)
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  • Sr. Scientist, Systems Engineer

    L3Harris (Greenville, TX)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title: Sr. Scientist, Systems Engineer Job Code: 30671 Job Location: ... Schedule: 1st Shift 9/80 Job Description: L3Harris is seeking a Senior Scientist, Systems Engineer that is a proven leader and SIGINT technical subject matter… more
    L3Harris (11/01/25)
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  • SIGINT Analyst (Digital Network Exploitation…

    CACI International (Fort Bragg, NC)
    …leadership objectives ​​ Qualifications: _Required:_ + Current Top Secret/Specialized Compartmented Information Security Clearance with Polygraph. + A bachelor's ... and policy development for complex projects. You will provide SIGINT and CYBER analysis and target development and conduct reporting and assessments in support… more
    CACI International (12/18/25)
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  • Security Engineer

    Arena Technical Resources, LLC (Alexandria, VA)
    …implement, and manage security measures to protect network and information systems . Firewall Administration: Configure, manage, and troubleshoot Palo Alto ... Security Engineer Location: Alexandria, VA, US Job ID:...cyber expertise and drive for innovation. The Network Security Engineer Senior must have: * Education: Bachelor of… more
    Arena Technical Resources, LLC (11/29/25)
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  • Armed Security Officer - New Mexico…

    Parsons Corporation (Las Cruces, NM)
    …75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services ... Parsons company, is looking for an amazingly talented **Armed Security Officer** to join our team of dedicated and... services in the protection of personnel, property, and information . + Control access to facility by monitoring surveillance… more
    Parsons Corporation (11/24/25)
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