• Information System Security Engineer - Senior

    Amentum (Warrenton, VA)
    …so, look no further. Amentum is seeking a Senior Information System Security Engineer ( ISSE ) to join our team of passionate individuals in Warrenton, VA. In this ... and responsibilities of the Senior Information System Security Engineer ( ISSE ) include, but are not limited to, the following:...to obtain, one of the following 8140 IAT Level II or III baseline certifications before a start date:… more
    Amentum (12/05/25)
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  • Intel Security Specialist

    TekSynap (Virginia Beach, VA)
    …Step 5 authorizations in the role of an Information System Security Engineer ( ISSE ) or Information System Security Officer (ISSO). + Provide clear, actionable risk ... + DoD Approved 8570 Baseline Certification: Category IAT Level II (One of the Following): + CCNA Security +...entries. + Supporting RMF Step 5 authorizations as an ISSE or ISSO. + Communicating risk reduction strategies to… more
    TekSynap (12/30/25)
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  • Intel Security Specialist with TS and SCI Eligible

    Watershed Security (Virginia Beach, VA)
    …vulnerability and threat analysis; and be experienced as an ISSO or ISSE . REQUIRED QUALIFICATIONS + Bachelor of Science in Information Systems or Bachelor ... GED/High School Diploma. + Must be able to maintain IAT- II designation with at least one of the following...Completing Risk Management Framework Step 5 authorizations in the ISSE capacity or Information System Security Officer (ISSO) capacity… more
    Watershed Security (12/27/25)
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  • Senior Principal Cyber Systems Engineer

    Serco (Orlando, FL)
    …of problem solving) + Must possess, or obtain within six months, a DoD 8140 IAT Level II or higher (ie Security+, CySA+, CISSP) + The ability to travel up to 10% of ... Guidance (JSIG) + Prior experience as an Information Systems Security Engineer ( ISSE ) + Possess cloud certifications such as AWS Security Specialty, Azure Security… more
    Serco (01/03/26)
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  • Cyber Systems Engineer / Principal Cyber Systems…

    Northrop Grumman (Melbourne, FL)
    …based on the audience. * Serve as a Cyber Security engineer ( ISSE ) supporting high-level technical and practical expertise. * This position requires practical ... CE, within 6 months of start. Preferred Qualifications: * DoD 8570 IAM II /III Certification (CAP, GLSC, CISSP, CASP CE). * Certification at or exceeding IASAE… more
    Northrop Grumman (12/23/25)
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  • ISSO

    SAIC (Chantilly, VA)
    …lieu of degree.) + **Active Top Secret/SCI with Polygraph.** + **DoD 8570 IAT Level II or higher (Security+ CE, CASP+ CE, CISSP, etc.).** + **7+ years of Information ... Security experience. Preferrable as an ISSO, ISSE , or DAOR.** + **Demonstrated experience implementing the RMF process, applying NIST 800‑53 controls, and… more
    SAIC (12/20/25)
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  • System Administrator

    Leidos (St. Petersburg, FL)
    …Windows and RedHat-based systems. + Work under guidance of the Sr. ISSE to accomplish time-sensitive projects such as infrastructure buildouts, complex software ... obtain Top Secret security clearance. + Must have a **DoD 8570 IAT level II ** or higher certification such as CompTIA Security+. + Experience operating in a… more
    Leidos (12/19/25)
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  • Security Engineer/Architect (Hybrid)

    Huntington Ingalls Industries (Fort Belvoir, VA)
    …is required; US Citizenship required. + 9+ years of experience as an ISSE or security-focused software / systems engineer with large multi-tiered programs and ... software and system level applications. + DoD 8570 compliance with IAT Level II (SSCP, Security+, CCNA-Security, or GSEC certification) + Experience with DISA STIGs… more
    Huntington Ingalls Industries (12/12/25)
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  • Information System Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (San Antonio, TX)
    …of more junior employees. Basic Qualifications: + 1+ years of experience in an ISSE , ISSO, or IT role + Experience with DoD architecture, strategic planning, concept ... TS / SCI clearance + HS diploma or GED + DoD 8140 Level II Certification Additional Qualifications: + Experience with Learning Management Systems ( LMS ) integration… more
    BOOZ, ALLEN & HAMILTON, INC. (12/11/25)
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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, ... TS / SCI clearance + HS diploma or GED + DoD 8140 Level II Certification Additional Qualifications: + Experience with ICAM principles and technologies such as… more
    BOOZ, ALLEN & HAMILTON, INC. (12/06/25)
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