• Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …classified information; **Active TS/SCI clearance required.** Responsibilities The Information System Security Manager (ISSM) is responsible for the development, ... and incidents, reporting as necessary to both the Facility Security and Senior Program Managers. + Ensure...+ 5+ years of cybersecurity management experience in the ISSO / ISSM roles, including developing, maintaining, and enforcing… more
    M. C. Dean (12/13/25)
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  • Information System Security Manager

    RTX Corporation (Annapolis Junction, MD)
    …Signal Technology's (AST) Security organization is seeking an **Information Systems Security Manager (ISSM)** who strives for excellence and has a passion ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...obtain and sustain ATO on schedule, mentor a growing ISSO team, and keep our environment audit ready every… more
    RTX Corporation (11/01/25)
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  • Information System Security Officer…

    General Dynamics Information Technology (Bethesda, MD)
    …+ Certified Information System Security Processional (CISSP) + Certified Information Security Manager (CISM) + Certified Ethical Hacker (CEH) + AWS Certified ... to make a personal impact as an Information Systems Security Officer supporting customer activities. GDIT is your place...career. At GDIT, people are our differentiator. As a ISSO ​, you will help ensure today is safe and… more
    General Dynamics Information Technology (10/03/25)
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  • Modernization Information Systems Security

    Lockheed Martin (Hanover, MD)
    …an information system or program * Provide support to the Information System Security Manager \(ISSM\) for maintaining the appropriate operational IA posture for ... or GED plus nineteen \(19\) years experience as an ISSO OR * A Bachelor's degree in Computer Science...senior ISSOs for implementing, and enforcing information systems security policies, standards, and methodologies * Assist in the… more
    Lockheed Martin (12/25/25)
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  • Information Security Analyst Advisor

    General Dynamics Information Technology (Annapolis Junction, MD)
    …an information system or program. + Provide support to the Information System Security Manager (ISSM) for maintaining the appropriate operational IA posture for ... to senior ISSOs for implementing, and enforcing information systems security policies, standards, and methodologies. + Assist with preparation and maintenance of… more
    General Dynamics Information Technology (10/09/25)
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  • Information Systems Security Officer III…

    COMSO, Inc (Fort Meade, MD)
    …information system or program + Provide support to the Information System Security Manager (ISSM) for maintaining the appropriate operational Cybersecurity ... + Five (5) years of additional experience as an ISSO may be substituted for a bachelor's degree. +...senior ISSOs for implementing, and enforcing information systems security policies, standards, and methodologies + Assist with preparation… more
    COMSO, Inc (12/02/25)
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  • Information Systems Security Officer 3…

    Amentum (Columbia, MD)
    …information system or program. + Provide support to the information System Security Manager (ISSM) for maintaining the appropriate operational Cybersecurity ... We are seeking an Information Systems Security Officer ( ISSO ) 3 for a...senior ISSOs for implementing, and enforcing information systems security policies, standards, and methodologies. + Assist with preparation… more
    Amentum (11/12/25)
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  • RMF Cybersecurity Analyst - TS/SCI with CI Poly

    ENS Solutions (Washington, DC)
    …Risk Management Framework (RMF) to the satisfaction of the appointed Information System Security Manager (ISSM), and/or senior govt leadership. + Providing ... Authority to Operate (ATO). + Acting as an appointed Information System Security Officer ( ISSO ) for IC cyber systems being developed by the engineering team. +… more
    ENS Solutions (12/19/25)
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  • IT Vulnerability Management Lead

    ICF (Bethesda, MD)
    Description The **National Library of Medicine (NLM)** is seeking a **IT Security Compliance Lead** / ** Senior Security Analyst** to join our security ... team. In this role, you will work closely with the **NLM Information Systems Security Officer ( ISSO )** and play a critical part in safeguarding NLM's IT… more
    ICF (12/13/25)
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