• Senior Security Systems Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    system to be certified and accredited. + Research and apply Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) ... security matters related to specific sets of information systems . + Lead the preparation and... design, developing engineering documentation, application of Model Based System Engineering (MBSE), cyber testing, cyber more
    Imagine One Technology & Management (06/25/25)
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  • Information System Security

    Lockheed Martin (Manassas, VA)
    …Committee on National Security Systems Instruction \(CNSSI\) 1253\. As an Information Systems Security Officer \(ISSO\), you will be responsible for ... classified computing systems with the programs and information systems security manager \(ISSM\)\....career, or journey, level\. * Previous experience as an Information System Security Officer or… more
    Lockheed Martin (07/12/25)
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  • Information System Security

    CACI International (Sterling, VA)
    Information System Security Engineer...an unparalleled opportunity to grow and advance. As our Information Systems Security Engineer, you ... have the opportunity to : - Analyze and evaluate information systems - Update security ...NIST/ ICD-503 + Vulnerability assessment scanning tools + Strong Cyber , Cyber Risk, or QA technical knowledge… more
    CACI International (07/22/25)
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  • Information Systems Security

    CACI International (Hampton, VA)
    Information Systems Security Officer...cyber security mission of Distributed Ground System -Experimental (DGS-X) information systems (IS) ... * * + **The Opportunity:** CACI is seeking an Information Systems Security Officer (ISSO)...legacy and Open Architecture (OA)enterprise. + Develop and maintain System Security Plans (SSPs). + Work with… more
    CACI International (07/25/25)
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  • Information System Security

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Information System Security Officer (ISSO)** to join our team in **Quantico, VA.** ... during all phases of the IS lifecycle. Ensure that system security documentation is developed, maintained, reviewed,...Qualifications:** + 5+ years' experience performing duties of an Information Systems Security Officer (ISSO)… more
    ManTech (07/24/25)
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  • Senior Information System

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Officer (ISSO)** to join our team in **Quantico, VA.** ... other IS security personnel + Ensure that system security documentation is developed, maintained, reviewed,...+ A minimum of 7 years serving as an Information Systems Security Officer (ISSO)… more
    ManTech (07/16/25)
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  • Senior Information System

    ManTech (Chantilly, VA)
    ManTech is seeking a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team **in Chantilly, VA.** ... IASAE Level III certifications or one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA… more
    ManTech (07/03/25)
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  • Senior Information System

    ManTech (Quantico, VA)
    **MANTECH** seek a motivated, career and customer-oriented **Senior Information System Security Engineer** to join our team **Quantico, VA.** ... 14 years. + Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced… more
    ManTech (07/16/25)
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  • Information System Security

    KBR (Alexandria, VA)
    Title: Information System Security Engineer (ISSE) Belong. Connect. Grow. with KBR! The successful candidate for the Joint Mission Environment Testing ... Capability (JMETC) Information System Security Engineer (ISSE)...hardware, operating systems , applications all adequately address cyber security requirements and security more
    KBR (07/02/25)
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  • Information System Security

    Tetrad Digital Integrity LLC (Alexandria, VA)
    …800-53, SP 800-128, SP 800-160, SP 800-171, or CIS benchmarks, in support of system security configurations, practices, and oversight + 3+ years of experience ... + Experience performing audit log reviews to detect anomalous behavior in information systems and networks and overseeing continuous monitoring activities +… more
    Tetrad Digital Integrity LLC (07/11/25)
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