• Fully Qualified Validator - TS/SCI Clearance |

    Cambridge International Systems Inc (Norfolk, VA)
    …are performed and tested. + Actively work with the designated Information Systems Security Manager ( ISSM ) to provide final security assessment ... Designated Representative (AODR). + Required to engage with the system Information Systems Security Engineer (ISSE) and ISSE support staff throughout the RMF… more
    Cambridge International Systems Inc (09/04/25)
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  • Network & Systems Administrator

    Leonardo DRS, Inc. (San Diego, CA)
    …support tasks as needed requested by the Senior System Administrator, Information System Security Manager ( ISSM ), Information System Security ... engine technology for government and commercial markets, including defense and security , quantum information sciences, life sciences, and industrial process… more
    Leonardo DRS, Inc. (08/27/25)
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  • Cyber GRC Analyst Principal

    SAIC (Washington, DC)
    …80 M Street, Southeast, Washington, DC is looking for an Information Systems Security Manager ( ISSM ) responsible for implementing information systems ... to government agencies. + Notify program stakeholders on risk levels, security posture of information security program and any changes affecting the program… more
    SAIC (08/13/25)
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  • Senior Associate, Cyber Intelligence (Palm Bay)…

    L3Harris (Palm Bay, FL)
    …9/80 REG Job Description: The candidate will assist the Information System Security Manager ( ISSM ) in performing vulnerability and network scans on ... the space, air, land, sea and cyber domains in the interest of national security . Job Title: Senior Associate , Cyber Intelligence (ISSO) Job Code: 27693 Job… more
    L3Harris (08/29/25)
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  • Windows Systems Administration 2/3 - Polygraph

    Northrop Grumman (Dulles, VA)
    …classified networked and standalone computers as directed by the Information Systems Security Manager ( ISSM ). + Prepare security documentation for ... and evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. + Maintain security audit… more
    Northrop Grumman (08/22/25)
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  • Linux Systems Administrator 2/3 - Secret

    Northrop Grumman (Melbourne, FL)
    …classified networked and standalone computers as directed by the Information Systems Security Manager ( ISSM ). + Prepare security documentation for ... and evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. + Maintain security audit… more
    Northrop Grumman (08/08/25)
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  • Systems Engineer III

    Amentum (Springfield, VA)
    …to Information System Security Officer (ISSO) or Information System Security Manager ( ISSM ) any attempts by non-authorized users to access SIS ... of multiple security countermeasures to protect the integrity of the information assets in SIS systems enterprise ie firewalls, access control, auditing etc. In… more
    Amentum (07/18/25)
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  • Sr Principal Computer Systems Analyst

    Northrop Grumman (Los Angeles, CA)
    …classified networked and standalone computers as directed by the Information Systems Security Manager ( ISSM ). + Prepare security documentation for ... evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. + Maintain security audit… more
    Northrop Grumman (09/03/25)
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  • Linux Systems Administrator 3/4 - Secret

    Northrop Grumman (Melbourne, FL)
    …classified networked and standalone computers as directed by the Information Systems Security Manager ( ISSM ). + Prepare security documentation for ... and evaluate vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. + Maintain security audit… more
    Northrop Grumman (08/01/25)
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  • Senior cryptographic embedded software developers

    Parsons Corporation (Centreville, VA)
    …intelligence, and diplomatic use + Ensure compliance with NSA Information Systems Security Manager ( ISSM ) requirements and TEMPEST standards + Design ... for classified information up to TOP SECRET Comprehensive Network Protocol Security Implementation + Implement IEEE 802.1AE (MACsec) for Layer 2 encryption with… more
    Parsons Corporation (09/06/25)
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