• Information Systems Security

    Amentum (Chantilly, VA)
    …space? If so, look no further. Amentum is seeking a **Principal Information System Security Engineer ** to join our team of passionate individuals in **Chantilly, ... We are seeking a highly skilled and experienced Principal Information System Security Engineer to join our team. The successful candidate will bring extensive… more
    Amentum (08/19/25)
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  • Senior Information Systems Security

    Innovative Management & Technology Services (Clarksburg, WV)
    Company Overview: Join a fast-growing company highly experienced in cyber security , cloud computing, virtualization, big data analytics, and project management! ... customers on-site at top government agencies. Job Title: Senior Information Security Specialist Primary Location: Clarksburg, WV - Hybrid Clearance: Top-Secret (TS)… more
    Innovative Management & Technology Services (07/30/25)
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  • ISSE Senior - with TS/SCI Poly

    Amentum (Columbia, MD)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber , Security , & Intel space? If so, look no further. Amentum is seeking a **Senior ... projects that make a direct impact on the Nation's security and intelligence mission. As the Senior ISSE...* Fourteen (14) years of IA System Architect and Engineer (IASAE) experience, to include recent experience within the… more
    Amentum (10/14/25)
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  • ISSE (Hybrid)

    Huntington Ingalls Industries (Columbia, MD)
    …the interview process. Job Description Enlighten is looking for an Information Systems Security Engineer ( ISSE ). Candidate will perform system or network ... with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science. Enlighten provides continued innovation and… more
    Huntington Ingalls Industries (08/08/25)
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  • ISSE

    SAIC (Fort Meade, MD)
    …excellence on programs of national importance. SAIC is hiring a Senior Information Systems Security Engineers ( ISSE ) in **Fort Meade, MD** to support a national ... of customer developed and deployed systems and networks. The ISSE will ensure core security engineering principles...clearance. + Fourteen years of IA System Architect and Engineer (IASAE) experience, to include recent experience within the… more
    SAIC (09/04/25)
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  • ISSE with DoD Top Secret Clearance

    Watershed Security (Norfolk, VA)
    …Watershed Security is seeking a highly skilled and motivated Information Systems Security Engineer to join our team supporting the Naval Information Warfare ... be key in ensuring support, assessment, and authorization (A&A), and cyber operations support including support for life-cycle management policy, guidance,… more
    Watershed Security (08/01/25)
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  • Sr. ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …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 Scaled Agile ... Our team of security engineers support enhancements to system security architecture and cyber security capabilities; manage multiple system security more
    Leidos (09/15/25)
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  • Cyber Security Project…

    General Dynamics Information Technology (Mclean, VA)
    …Citizenship Required:** Yes **Job Description:** At GDIT, people are our differentiator. As a Cyber Security Project Engineer you will help ensure the ... and security of our nation as a Cyber Security Project Engineer and...Systems Security Officer (ISSO), and Information System Security Engineer ( ISSE ). Demonstrated experience… more
    General Dynamics Information Technology (10/14/25)
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  • Space Systems Cyber Security

    General Atomics (Englewood, CO)
    …support defense, civil, commercial, and academic mission requirements. We're seeking a Space Systems Cyber Security Engineer to join our team in Englewood, ... In this role, you'll collaborate closely with the lead cyber security engineer to implement...solutions. **DUTIES AND RESPONSIBILITIES:** Serve as an Information Systems Security Engineer ( ISSE ) for one… more
    General Atomics (10/08/25)
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  • Senior Cyber Security

    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** ... the new Modern Data Platform (MDP) transformation + Support ISSE /ISSO tasking, including the documentation and navigation of the...customer's accreditation process for ATO + Work closely with Security Engineers to ensure security solutions are… more
    ManTech (08/20/25)
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