• Sr . ISSE TS / SCI

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Sr . ISSE ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... Community Markings System Register and Manual Standards. You must have an active TS / SCI Polygraph up front. No exceptions and no sponsorship available,… more
    Leidos (08/16/25)
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  • Edge Information Systems Security Engineer…

    V2X (Springfield, VA)
    …and professionalism. We are hiring an Edge Information Systems Security Engineer ( ISSE ) - active TS / SCI clearance to support our government customer ... required to be onsite. The position requires an active Top Secret / SCI clearance and the...obtain and maintain a Counterintelligence (CI) Polygraph. The Edge Information System Security Engineer ( ISSE ) provides cybersecurity… more
    V2X (09/09/25)
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  • Sr . ISSE TS / SCI

    Leidos (Annapolis Junction, MD)
    …where you can thrive, keep reading! Leidos has an exciting opportunity for a Senior Security Engineer to join a high performing agile team using the Scaled Agile ... with geographically distributed components. + Identifying and implementing appropriate information security architectures and functionality to ensure uniform application… more
    Leidos (09/15/25)
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  • ISSE Senior - with TS

    Amentum (Columbia, MD)
    …the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Senior ISSE ** to join our team of passionate individuals in **Columbia, MD** . ... on the Nation's security and intelligence mission. As the Senior ISSE on a dynamic team, you... Security regulations, publications, and policy **Clearance Required:** * TS / SCI w/ Poly **Minimum Years of Experience:**… more
    Amentum (10/14/25)
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  • Sr ./Pr. Program Cyber Systems Engineer…

    Northrop Grumman (Dulles, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Principal) Cyber Systems Engineer position is for an Information Systems Security Engineer ( ISSE ) for a...of degree. + Must have US Citizenship, with active TS / SCI clearance at time of application +… more
    Northrop Grumman (10/01/25)
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  • Cleared Senior Information Systems…

    Virtual Service Operations (Lorton, VA)
    Cleared Senior Information Systems Security Engineer ( ISSE ) L4...Travel: o Up to 10% + Security Clearance: Active Top Secret with SCI . Preferred ... take the next steps in your career as an Information Systems Security Engineer ( ISSE )? Let's chat...travel up to 10% + Must possess an active TS / SCI clearance or above + Please… more
    Virtual Service Operations (10/04/25)
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  • Senior Information Systems Security…

    COLSA Corporation (Huntsville, AL)
    …+ Experience with Xacta and eMASS + Splunk configuration experience is a PLUS + Active Top Secret clearance with SCI eligibility + Must be able to pass ... security products. + Work hand-in-hand with the customer and Sr . ISSO/ ISSE /ISSMs to navigate through the ATO...+ This role is 100% on-site Preferred Qualifications + TS / SCI Security Clearance + Cloud familiarity Applicant… more
    COLSA Corporation (10/04/25)
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  • Information Systems Security Engineer…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Information Systems Security Engineer ( ISSE ) - Senior ** **Category:** Service Desk / End User Services **Main location:** United States, Virginia, ... on a highly collaborative team to deliver state-of-the-art capabilities. The Information System Security Engineer ( ISSE ) designs, implements, and manages… more
    CGI Technologies and Solutions, Inc. (09/26/25)
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  • Information Systems Security Engineer…

    Systems Technologies, Inc. (Hanover, MD)
    …SYSTEMS SECURITY ENGINEER ( ISSE ) The company is seeking junior, mid-level, and senior Information Systems Security Engineers ( ISSE ) to provide SETA ... Information Systems Security Engineer ( ISSE ) Location...Advanced Security Practitioner (CASP+) SECURITY CLEARANCE . Active DoD Top Secret / SCI clearance required TRAVEL… more
    Systems Technologies, Inc. (09/02/25)
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  • Information Systems Security Engineer…

    RedTrace Technologies Inc (Philadelphia, PA)
    …network and system compliance issues to ISSM/management. Qualifications: Required: + Current US Government Top Secret Clearance w/ SCI eligibility + Must be ... POSITION IS CONTINGENT UPON CONTRACT AWARD SECURITY CLEARANCE REQUIREMENT: SECRET POSITION REQUIRES US CITIZENSHIP Location: Philadelphia (95% on-site)...sustain ATO. Position Description: + We are seeking a Senior Level ISSE to carry out the… more
    RedTrace Technologies Inc (10/04/25)
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