• Information System Security Specialist II

    Watershed Security (Virginia Beach, VA)
    …cybersecurity vulnerability and threat analysis; and be experienced as an ISSE . REQUIRED QUALIFICATIONS + Bachelor of Science in Information Systems, Bachelor ... Framework Step 5 authorizations in the Information System Security Engineer ( ISSE ) capacity + Communicating risk reduction recommendations to stakeholders. +… more
    Watershed Security (10/30/25)
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  • Information Systems Security Engineer 3

    ARSIEM (Annapolis Junction, MD)
    …security engineering. Minimum Qualifications + Twenty (20) years of experience as an ISSE on programs and contracts of similar scope, type, and complexity, including ... to eighteen (18) years of experience. + Four (4) additional years of ISSE experience may be substituted for a bachelor's degree. + CISSP-ISSEP is required… more
    ARSIEM (10/14/25)
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  • Sr. Specialist, Information Security Systems…

    L3Harris (Melbourne, FL)
    …Description: L3Harris Corporation is seeking a Information Security Systems Engineer ( ISSE ) Senior Specialist (Level 4) for the Melbourne/Palm Bay, Florida location. ... This is an opportunity to take on unique challenges, expand your skills and experience, and contribute to mission critical systems solutions that help protect the USA and our allies. You will join a great team of talented professionals who take a collaborative… more
    L3Harris (01/08/26)
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  • Cyber Software Engineer - SIGINT Systems

    Lockheed Martin (Hanover, MD)
    …engineering * Cyber researchers \(Capabilities Analyst, etc\) * System Security \(ISSO / ISSE / ISSM\) * Technical writer * Test Engineers * Network Engineers * ... User Experience Designer * Data Science * Systems Administrator \(Linux\) For a complete list that changes weekly, use this term to search via the Lockheed Martin jobs website: \#RMSRB2025 Come join a company with incredible breadth and depth in the nature of… more
    Lockheed Martin (01/08/26)
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  • Modernization Accelerator: 2025 Hiring Alert…

    Lockheed Martin (Hanover, MD)
    …engineering * Cyber researchers \(Capabilities Analyst, etc\) * System Security \(ISSO / ISSE / ISSM\) * Technical writer * Test Engineers * Network Engineers * ... User Experience Designer * Data Science * Systems Administrator \(Linux\) For a complete list that changes weekly, use this term to search via the Lockheed Martin jobs website: \#RMSRB2025 Come join a company with incredible breadth and depth in the nature of… more
    Lockheed Martin (01/08/26)
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  • Senior Principal Information Systems Security…

    Concurrent Technologies Corporation (Columbia, MD)
    …8 years of directly related experience. + Fourteen (14) years' experience as an ISSE on programs and contracts of similar scope, type, and complexity within the ... Federal Government is required + The Information Systems Security Engineer shall perform, or review, technical security assessments of computing environments to identify points of vulnerability, non-compliance with established Information Assurance (IA)… more
    Concurrent Technologies Corporation (01/08/26)
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  • Information System Security Engineer

    Leidos (Orlando, FL)
    …next career challenge?** Leidos is seeking an Information System Security Engineer ( ISSE ) to collaborate with the Information System Security Manager (ISSM) serving ... as a subject matter expert in advanced technical principles, theories, and concepts in Security Engineering, including operations, engineering, technical and program management support services, and RMF/ATO compliance to support cyber-related operations.… more
    Leidos (01/08/26)
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  • Full Spectrum Cyber Solutions SME

    General Dynamics Information Technology (Herndon, VA)
    …specifically NIST, 5+ years and at least two granted ATOs where ISSE functions were performed. + Solution and architecture development concepts and processes, ... 5+ years. Includes leading technical volumes. + Functional understanding of USG authorities and how they collaborate to achieve mission outcomes. + Proven ability to lead development of technical data packages such as a system description, Interface Control… more
    General Dynamics Information Technology (01/06/26)
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  • Security Control Assessor

    BOOZ, ALLEN & HAMILTON, INC. (San Antonio, TX)
    …direction. Mentor and supervise team members. Basic Qualifications: + Experience in an ISSE , ISSO, or IT role + Experience with HBSS or Trellix, Active Directory, ... and Group Policy + Experience with Security Technical Implementation Guide ( STIG ) + Experience with vulnerability management, including ACAS, Nessus, NexPose, or OpenVAS + Experience administering, maintaining, and implementing upgrades and ensuring the… more
    BOOZ, ALLEN & HAMILTON, INC. (01/05/26)
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  • Senior Principal Cyber Systems Engineer

    Serco (Orlando, FL)
    …Guidance (JSIG) + Prior experience as an Information Systems Security Engineer ( ISSE ) + Possess cloud certifications such as AWS Security Specialty, Azure Security ... Engineer, or CCSP + Experience engineering security solutions using Artificial Intelligence (AI) + Possess an active DoD Top Secret security clearance If you are interested in supporting and working with a passionate Serco team- then submit your application… more
    Serco (01/03/26)
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