• Senior Information System Security

    Leidos (Gaithersburg, MD)
    …of the Decision Advantage Solutions Business Area, is currently seeking an Information System Security Officer (ISSO) for the Chinook Program. The ISSO will be ... corporate approval standards. The ISSO works to ensure all required security policies and practices are effectively...(TS), using the Nessus and Tenable-ACAS vulnerability scanning tools. ** Clearance Level Required :** Top Secret with the… more
    Leidos (08/20/25)
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  • Information Systems Security Officer

    Kratos Defense & Security Solutions, Inc. (Glen Burnie, MD)
    Job Descriptions: The Information Systems Security Officer is responsible for the day-to-day operations and support of classified information systems at our ... operations. Required Experience: EDUCATION, EXPERIENCE, AND LICENSING REQUIREMENTS + US Citizenship required . + US Secret Clearance required . + 5+ years… more
    Kratos Defense & Security Solutions, Inc. (07/22/25)
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  • Information Systems Security Officer

    ARSIEM (Annapolis Junction, MD)
    …have an impact on every client you work with. ARSIEM seeks an Information Systems Security Officer 2 . This position will support one of our government clients ... + Eight (8) years of combined work-related experience in IT, cybersecurity, or security authorization is required . + Experience in at least two areas… more
    ARSIEM (07/16/25)
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  • Senior Information System Security

    Amentum (Fort Meade, MD)
    …, & Intel space? If so, look no further. We are seeking an Information System Security Officer to join our team of passionate individuals. In this role you will ... projects that make a direct impact on the nation's security and intelligence mission. + Provides aid to the...Accreditation Process (NISCAP) and DoD Risk Management Framework (RMF). ** Clearance Required :** + Active TS/SCI with Polygraph… more
    Amentum (06/29/25)
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  • Information System Security Officer

    ManTech (Annapolis Junction, MD)
    **Mantech** seeks a motivated, career-driven, and customer-focused **Information System Security Officer (ISSO)** to join our team in **Annapolis Junction, MD** ... required upon start of employment. Acceptable certifications include CAP/CND/Cloud+/GSLC/ Security + CE/HCISSP/CASP+CE/CISM/CISSP/ or CCISO) + Experience reviewing, preparing,… more
    ManTech (07/23/25)
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  • Senior Information Systems Security

    Synergy ECP (Annapolis Junction, MD)
    Senior Information Systems Security Officer Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching for ... ongoing mission-critical operations. With high demand from our National Security customers for our talent and expertise, our employees...or IAT Level III (ie, CASP, CISSP, or Associate). CLEARANCE REQUIRED + Must be fully cleared… more
    Synergy ECP (08/08/25)
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  • Security Officer Specialist 2

    Huntington Ingalls Industries (Fort Meade, MD)
    …0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: - $94,360.06 Security Clearance : TS/SCI with Poly Level of Experience: Mid This ... a difference. Cyber Electronic Warfare and Space team is currently seeking a Security Officer Specialist Level II in support of an exciting new effort supporting… more
    Huntington Ingalls Industries (07/18/25)
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  • Information System Security Officer

    ManTech (Columbia, MD)
    **Mantech** seeks a motivated, career driven, and customer-focused **Information System Security Officer ** to join our team in **Columbia, MD** . You will play a ... required upon start of employment. Acceptable certifications include CAP/CND/Cloud+/GSLC/ Security + CE/HCISSP/CASP+CE/CISM/CISSP/ or CCISO) **Preferred Qualifications:** + Knowledge… more
    ManTech (08/16/25)
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  • Information Systems Security Officer

    Amentum (Fort Meade, MD)
    …US Government clearance . + Must be able to obtain and maintain TS/SCI SAP/SAR Security Clearance , as required . + Must possess an appropriate DoD 8140 ... and at least 3 years of job-related experience or equivalent + Must have an active DoD Top Secret US Government Clearance . Note: US Citizenship is required for a… more
    Amentum (07/09/25)
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  • Information Systems Security Officer

    Parsons Corporation (Baltimore, MD)
    …Nessus. ** Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for this position.​ This position is ... joint operations across the Department of Defense. + Maintain the operational security posture of DoD information systems, ensuring compliance with RMF and related… more
    Parsons Corporation (07/23/25)
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