• Information Systems Security

    BOOZ, ALLEN & HAMILTON, INC. (Fort Belvoir, VA)
    Information Systems Security Engineer The...principles and frameworks such as NIST 800-207 + TS/SCI clearance with a polygraph + Offensive Security ... clients with critical missions? As a systems security and network security engineer ,...Clearance : Applicants selected will be subject to a security investigation and may need to meet eligibility requirements… more
    BOOZ, ALLEN & HAMILTON, INC. (09/09/25)
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  • Information Systems Security

    CACI International (Chantilly, VA)
    Information Systems Security Engineer Job Category:...Secret Clearance + Proven experience as a Security Engineer or in a similar role, with ... Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage...* * * **The Opportunity:** As a SIPR Information Systems Security Engineer , you will… more
    CACI International (09/30/25)
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  • NMCC Information Systems Security

    TekSynap (Arlington, VA)
    …principles and Risk Assessment techniques. **Overview** We are seekinga highly skilled Information Systems Security Engineer (ISSE) to maintain and enhance ... Implementation Guides (STIGs) on Windows and Red Hat Linux systems . + Develop and implement security designs...as needed. **REQUIRED QUALIFICATIONS** + Active Top Secret-SCI DoD security clearance . + Active DoD 8570 IAT… more
    TekSynap (09/16/25)
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  • Cloud Information Systems Security

    Parsons Corporation (Chantilly, VA)
    …looking for. **Job Description:** Parsons is looking for a talented **Cloud** **Information System Security Engineer ** to join our growing team! In this role you ... security designs and architectures. + Support testing of systems during development, reaccreditation and provide evaluation to program...a BS or MS degree in a technical field ** Security Clearance Requirement:** An active Top Secret… more
    Parsons Corporation (09/30/25)
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  • Cleared Information Systems Security

    Virtual Service Operations (Lorton, VA)
    Cleared Information Systems Security Engineer (ISSE) * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to take the next ... steps in your career as an Information Systems Security Engineer (ISSE)? Let's...travel frequently + Must possess an active TS/ SCI clearance or above + Please note that pursuant to… more
    Virtual Service Operations (09/09/25)
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  • Information Systems Security

    KBR (Arlington, VA)
    Title: Information Systems Security Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... national security and shape the future of space defense. + The Information Systems Security Engineer will directly support the Secretary of the Air… more
    KBR (09/13/25)
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  • Information Systems Security

    CACI International (Hampton, VA)
    Information Systems Security Engineer (ISSE) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI ... * * **The Opportunity:** CACI is seeking an Information Systems Security Engineer (ISSE) to...assurance control subject areas. **Qualifications:** _Required:_ + Active TS/SCI security clearance . + DoD Directive 8570 IAT… more
    CACI International (08/13/25)
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  • Information Systems Security

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced Information Systems Security Engineer (ISSE) for a position located in Chantilly, VA. The successful candidate ... sponsored systems . + Provide the Information System Security Engineer (ISSE) support for IA ...Teams (IPTs) and provide IA guidance as needed. **Qualifications** ** Clearance required to start:** + Top Secret/SCI with Polygraph.… more
    SAIC (08/07/25)
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  • Information Systems Security

    ManTech (Norfolk, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Information Systems Security Engineer ** to join our team in **Norfolk, VA.** This is an ... capability. Our work involves seamlessly integrating live training with synthetic systems to create highly realistic and complex global training environments. We… more
    ManTech (09/16/25)
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  • Principal Cyber Security Systems

    ManTech (Chantilly, VA)
    MANTECH seeks a motivated, career-driven **Principal Cyber Security Systems Engineer ** to join our team in **Chantilly, VA** . This role offers an exciting ... opportunity for an experienced engineer to secure and optimize complex infrastructure in support...with cross-functional teams to ensure secure, scalable, and high-performing systems . You will help design, implement, and maintain secure… more
    ManTech (08/29/25)
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