• ISSE

    SAIC (Fort Meade, MD)
    …delivering mission excellence on programs of national importance. SAIC is hiring a Senior Information Systems Security Engineers ( ISSE ) in **Fort Meade, MD** to ... availability of customer developed and deployed systems and networks. The ISSE will ensure core security engineering principles are implemented into assigned… more
    SAIC (09/04/25)
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  • Sr. ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …environment where you can thrive, keep reading! Leidos has an exciting opportunity for a Senior Security Engineer to join a high performing agile team using the ... Engineering, and Integration teams to ensure that the hardware and software architecture and implementation meets security requirements. + Analyzing and assessing… more
    Leidos (09/15/25)
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  • Senior Information Systems Security…

    Leidos (MD)
    **Description** As a Senior Information Security Systems Engineer ( ISSE ) you will join a small team of security engineers providing Information Assurance ... expertise and advice to our customer. **Primary Responsibilities:** The Senior ISSE shall deliver and lead threat-informed...14 years of experience as an Information Systems Security Engineer ( ISSE ) or System Engineer more
    Leidos (09/26/25)
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  • Information Systems Security Engineer

    CAE USA INC (Tampa, FL)
    …advancement and having fun! Summary CAE is seeking an Information System Security Engineer ( ISSE ) for providing technical expertise and support to CAE programs ... and Cybersecurity staff. The ISSE 's priority is responsibility for management, implementation and testing...for the ATO's body of evidence. + Participates with software and hardware approvals assisting with research and providing… more
    CAE USA INC (09/12/25)
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  • Senior Information Systems Security…

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Information Systems Security Engineer ( ISSE )** in our **National Security ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (10/10/25)
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  • Mid/ Senior Information Systems Security…

    Belay Technologies (Annapolis Junction, MD)
    …to Work 2019, runner up in 2020 and a finalist in 2021! Belay Technologies is Mid/ Senior Information Systems Security Engineer ( ISSE ) to join our intel team. ... Engineering, and Integration teams to ensure that the hardware and software architecture and implementation meets security requirements. + Analyzing and assessing… more
    Belay Technologies (08/07/25)
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  • Senior Information System Security…

    ManTech (Quantico, VA)
    …a motivated, career and customer-oriented ** Senior Information System Security Engineer ( ISSE )** to join our team in **Quantico, VA.** **Responsibilities ... system(s). Ensure that the design of hardware, operating systems, and software applications adequately address cybersecurity requirements for the IS and Network… more
    ManTech (08/13/25)
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  • Senior Mechanical Engineer

    RTX Corporation (Richardson, TX)
    …Strategic Solutions ( ISSE ) engineering team is seeking a highly motivated Senior Level Mechanical Engineer that is passionate about the development of ... US citizens are eligible for a security clearance + Proficiency with 3D CAD software (SolidWorks, Creo, CATIA, NX, or similar) and the ability to apply best… more
    RTX Corporation (09/24/25)
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  • Senior Mechanical Engineer - Machine…

    RTX Corporation (Richardson, TX)
    …Integrated Strategic Solutions ( ISSE ) engineering team is seeking a self-motivated Senior Mechanical Engineer that thrives in the design, development, and ... sensors, motors, actuators, pulleys, gears, and pumps. + Proficiency with 3D CAD software (SolidWorks, Creo, CATIA, NX, or similar) and the ability to apply best… more
    RTX Corporation (09/23/25)
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  • Senior Cyber Security Engineer

    ManTech (Reston, VA)
    MANTECH seeks a motivated, career and customer-oriented ** Senior Cyber** **Security Engineer ** to join our team **onsite** in **Herndon, VA or Reston, VA** to ... (ATO) for the new Modern Data Platform (MDP) transformation + Support ISSE /ISSO tasking, including the documentation and navigation of the customer's accreditation… more
    ManTech (08/20/25)
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