• Information Assurance (IA) System Security…

    General Dynamics Information Technology (Ogden, UT)
    …**US Citizenship Required:** Yes **Job Description:** The Information System Security Engineer ( ISSE ) is primarily responsible for conducting information system ... designing and developing organizational information systems or upgrading legacy systems . The ISSE employs best practices when implementing security… more
    General Dynamics Information Technology (09/11/25)
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  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    Cleared Senior Information Systems Security Engineer ( ISSE ) L4 * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to take ... the next steps in your career as an Information Systems Security Engineer ( ISSE )? Let's...cyber network defense capabilities. As aSenior Information System Security Engineer ( ISSE ), you will provide expert more
    Virtual Service Operations (10/04/25)
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  • Sr Principal Cyber Systems Engineer

    Northrop Grumman (Melbourne, FL)
    …Northrop Grumman Aeronautics Systems has an opening for Sr. Cyber Information Systems Security Engineer to join our team of qualified, diverse individuals ... and maintenance of security tools, including centralized authentication solutions, IDS/IPS systems , and compliance baselines. * Provide expert technical analysis… more
    Northrop Grumman (10/22/25)
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  • Information Systems Security…

    CACI International (Hanscom AFB, MA)
    Information Systems Security Engineer ( ISSE ) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee ... * * **The Opportunity:** CACI is seeking an Information Systems Security Engineer ( ISSE ) to...AFB, GA, and Hanscom AFB, MA. **Responsibilities:** + Provide expert -level security support and guidance to engineering and technical… more
    CACI International (08/14/25)
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  • Information Systems Security…

    CACI International (Rome, NY)
    Information Systems Security Engineer ( ISSE ) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with ... Join our dynamic team as an Information System Security Engineer ( ISSE ) and make a direct impact...to ensure the availability and security of critical defense systems . You'll be a vital part of the Risk… more
    CACI International (10/04/25)
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  • Information System Security Engineer

    KBR (Beavercreek, OH)
    …Responsibilities: + Support team in a Senior ISSE capacity for multiple information systems + Serve as Subject Matter Expert (SME) on one or more ... Title: Information System Security Engineer ( ISSE ) Belong. Connect. Grow. with...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (10/01/25)
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  • Senior Information System Security Engineer

    RTX Corporation (Tucson, AZ)
    …more secure world. Our cybersecurity team is seeking a **Senior Information System Security Engineer ( ISSE ) II** to support our team **100% onsite** at our ... contributor responsible for a layered complexity of Classified Information Systems . The ISSE partners with Cybersecurity Operations,...of the business + Serves as a Subject Matter Expert (SME) for designated tools, ensuring alignment with and… more
    RTX Corporation (09/26/25)
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  • Information System Security Eng ( ISSE

    Global Resource Solutions (Arlington, VA)
    Engineer III. Job Description: Summary: The Information System Security Engineer ( ISSE ) III, is primarily responsible for conducting information system ... designing and developing organizational information systems or upgrading legacy systems . The ISSE employs best practices when implementing security… more
    Global Resource Solutions (09/26/25)
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  • Senior Information System Security Engineer

    BAE Systems (Annapolis Junction, MD)
    …based on position level and/or job specifics. **Senior Information System Security Engineer ( ISSE )** **114409BR** EEO Career Site Equal Opportunity Employer. ... verifying system security requirements and establishing system security designs for large-scale systems , major system elements, and interfacing systems that are… more
    BAE Systems (09/09/25)
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  • Information System Security Engineer

    KBR (Beavercreek, OH)
    …of space defense. KBR, Inc. is seeking a highly skilled and experienced Information Systems Security Engineer ( ISSE ) to support the Aerial Connectivity (AC) ... Title: Information System Security Engineer ( ISSE ) Belong. Connect. Grow. with...System (ABMS) Division. You will be responsible for providing expert -level information systems security guidance on this… more
    KBR (09/30/25)
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  • Senior Information Systems Security…

    Parsons Corporation (Colorado Springs, CO)
    …the space domain? We need your help. Our team is looking for a **Senior Information Systems Security Officer (ISSO)** . In this role you will get to focus on the ... to Connect (ATC) for all existing and new Information Systems (IS) that require accreditation to include on premise...the ISSM and/or government chain of command + Have expert knowledge of and hands on experience to configure… more
    Parsons Corporation (10/11/25)
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  • Sr. ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …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 Framework ... manage multiple system security plans for development, test and production systems following the Risk Management Framework (RMF); manage cross domain capabilities;… more
    Leidos (09/15/25)
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  • Information Systems Security…

    KBR (Arlington, VA)
    …management, security accreditation, and workflow management. Key Responsibilities: The Information Systems Security Engineer ( ISSE ) (SME) is responsible ... Title: Information Systems Security Engineer Belong. Connect. Grow....a unique hands-on technical role in such that the ISSE is responsible for compliance-based cybersecurity engineering to include… more
    KBR (09/13/25)
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  • SP28 Senior Information System Security…

    Amentum (Crane, IN)
    Amentum is looking for a Sr. Information System Security Engineer ( ISSE ) to support Program Offices within Department of Defense Strategic Systems Programs ... (SSP). The ISSE will support non-enterprise information systems of large-scaled programs of record (POR), as well as multiple Science and Technology (S&T)… more
    Amentum (09/22/25)
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  • Senior Information Systems Security…

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Information Systems Security Engineer ( ISSE )** in our **National Security ... opportunity to contribute to national security efforts with lasting impact. As an ISSE , you'll help shape secure systems and architectures that protect sensitive… more
    Leidos (10/22/25)
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  • Systems Engineer II - NC3 Programs…

    RTX Corporation (Richardson, TX)
    …Defense's strategic command and control military aircraft recapitalization programs. As our next ** Systems Engineer II** and as a member of our Integrated ... Strategic Solutions Engineering ( ISSE ) team, you will be provided with the training...skills you will need to become a subject matter expert (SME) in the systems engineering lifecycle.… more
    RTX Corporation (10/09/25)
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  • Systems Engineer II - NC3 Programs

    RTX Corporation (Richardson, TX)
    …Defense's strategic command and control military aircraft recapitalization programs. As our next ** Systems Engineer II** and as a member of our Integrated ... Strategic Solutions Engineering ( ISSE ) team, you will be provided with the training...skills you will need to become a subject matter expert (SME) in the systems engineering lifecycle.… more
    RTX Corporation (09/23/25)
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  • Mid/Senior Information Systems Security…

    Belay Technologies (Annapolis Junction, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies is Mid/Senior Information Systems Security Engineer ( ISSE ) to join our intel team. The selected ... verifying system security requirements and establishing system security designs for large-scale systems , major system elements, and interfacing systems that are… more
    Belay Technologies (08/07/25)
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  • Cybersecurity Engineer

    Leidos (Suitland, MD)
    **Description** **Join Our Elite Team as a Cybersecurity Engineer (IASE/ ISSE )** **Location:** Suitland, MD (National Maritime Intelligence Center) **Security ... Top Secret/SCI (TS/SCI) security clearance **Leidos** is seeking a dynamic Cybersecurity Engineer to work onsite at the National Maritime Intelligence Center. This… more
    Leidos (10/23/25)
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  • OPTEVFOR - Senior Navy Qualified Validator (RMF-…

    Rigid Tactical (Norfolk, VA)
    …work with the designated Information Systems Security Manager ISSM Information Systems Security Engineer { ISSE } system owners, technical leads, and ... that directly ensures the operational security posture of US Navy IT systems . The successful candidate will apply advanced Risk Management Framework (RMF) expertise… more
    Rigid Tactical (11/01/25)
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