• 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 security ... and developing organizational information systems or upgrading legacy systems. The ISSE employs best practices when implementing security requirements within an… more
    Global Resource Solutions (12/19/25)
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  • Information Systems Security Engineer (Senior)-…

    BAE Systems (Sterling, VA)
    …to improve our future and protect our freedom. We are looking for an ISSE to join our technology-based program supporting a key government customer. This program ... more discipline, but can be waived if previous direct ISSE support to this customer s agency. Specific skills...a basic understand needs to be conveyed by the ISSE when speaking with others or in writing the… more
    BAE Systems (11/21/25)
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  • Cleared Information Systems Security Engineer…

    Virtual Service Operations (Lorton, VA)
    Cleared Information Systems Security Engineer ( ISSE ) L3 * 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 chat and see if we are a...enterprise services and cyber network defense capabilities. As an ISSE , you will be responsible for conducting security assessments,… more
    Virtual Service Operations (01/02/26)
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  • Information Systems Security Engineer…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Information Systems Security Engineer ( ISSE ) - Senior** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ID:** ... Time **Position Description:** CGI Federal has an exciting opportunity for an ISSE within our Intel sector advancing the national security mission through cutting… more
    CGI Technologies and Solutions, Inc. (12/26/25)
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  • Information Systems Security Engineer…

    Nightwing (Sterling, VA)
    …and reward system, and performance-based bonuses **Information Systems Security Engineer ( ISSE ) (Open)** Nightwing seeks a cybersecurity professional to serve as an ... ISSE in Sterling, VA. The ISSE will help execute the cybersecurity program as various USG doctrines require, including the ICD 503 and its supplements. The… more
    Nightwing (11/25/25)
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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 ... in your career as an Information Systems Security Engineer ( ISSE )? Let's chat and see if we are a...network defense capabilities. As aSenior Information System Security Engineer ( ISSE ), you will provide expert engineering support to ensure… more
    Virtual Service Operations (11/09/25)
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  • ISSE

    CACI International (Springfield, VA)
    ISSE Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up ... of Travel: Local * * * **The Opportunity:** CACI is looking for an ( ISSE ) Information Assurance/Security Specialist III to join our team. This role will performs… more
    CACI International (12/29/25)
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  • ISSE

    System One (Reston, VA)
    ISSE TS/SCI CI Poly required Reston, VA or...our dynamic team as an Information System Security Engineer ( ISSE ) and make a direct impact on our customer's ... mission. In this role, you will design, implement, and maintain cutting-edge cybersecurity solutions to ensure the availability and security of critical defense systems. You'll be a vital part of the Risk Management Framework (RMF) lifecycle, contributing to… more
    System One (12/26/25)
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  • Information System Security Engineer ( ISSE

    Assertive Professionals (Chantilly, VA)
    Information System Security Engineer ( ISSE ) About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small ... Pipeline Description Assertive Professionalsis seeking anInformation System Security Engineer ( ISSE ) with Poygraph supporting ourNational Security Customer in Chantilly,… more
    Assertive Professionals (10/09/25)
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  • Information Systems Security Engineer…

    General Dynamics Information Technology (Chantilly, VA)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** The ISSE will support our work on assessment and authorization (A&A) of critical ... systems, detection of adversary behavior, and improving the defensive posture of our customer's information systems. The successful candidate will use various tools and methodologies to evaluate the state of systems and applications for vulnerabilities, verify… more
    General Dynamics Information Technology (01/02/26)
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  • Senior Information Systems Security Engineer…

    Watershed Security (Norfolk, VA)
    …experiencing. Watershed is looking for a Journeyman Information Systems Security Engineer ( ISSE ) to support the Naval Surface Warfare Center (NSWC) in Philadelphia, ... PA. The successful candidates will have experience coordinating and enacting required security changes, with in various levels of an organization, ensuring compliance with published policies; conducting cybersecurity vulnerability and threat analysis; and… more
    Watershed Security (01/02/26)
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  • Information System Security Engineer ( ISSE

    GCyber (Alexandria, VA)
    …and Experience: + Active DoD Secret Clearance + Bachelor's with 8+ years of cybersecurity experience (or commensurate experience) + 6+ years of experience supporting ... GCyber is seeking an Information System Security Engineer, to support a government customer. The ISSO will be responsible for maintaining compliance, ensuring operational security posture, and coordinating security documentation and activities across multiple… more
    GCyber (11/04/25)
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  • ISSE with DoD Top Secret Clearance

    Watershed Security (Norfolk, VA)
    …Watershed Security is seeking a highly skilled and motivated Information Systems Security Engineer to join our team supporting the Naval Information Warfare - ... Atlantic (NIWC-Atl) program. You'll be key in ensuring support, assessment, and authorization (A&A), and cyber operations support including support for life-cycle management policy, guidance, oversight, and direction for a cyber analytics system. Key… more
    Watershed Security (10/31/25)
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  • Information Systems Security Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced Information Systems Security Engineer ( ISSE ) for a position located in Chantilly, VA. The successful candidate will ... DUTIES:** Key duties/responsibilities include, but are not limited to: + Provide ISSE expertise for transitioning NRO or DoD systems authorization to Intelligence… more
    SAIC (11/06/25)
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  • Information Systems Security Engineer

    Nightwing (Sterling, VA)
    …markets. Nightwing is seeking a highly skilled and motivated Information Systems Security Engineer ( ISSE ) to join our DevSecOps team in Herndon. The ISSE will ... work closely with cross-functional teams to ensure systems comply with security policies, standards, and best practices. The position requires hands-on experience implementing security compliance, cloud automation, continuous integration/continuous deployment… more
    Nightwing (12/30/25)
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  • Intel Security Specialist

    TekSynap (Virginia Beach, VA)
    …Step 5 authorizations in the role of an Information System Security Engineer ( ISSE ) or Information System Security Officer (ISSO). + Provide clear, actionable risk ... and managing POA&M entries. + Supporting RMF Step 5 authorizations as an ISSE or ISSO. + Communicating risk reduction strategies to stakeholders. + Managing… more
    TekSynap (12/30/25)
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  • Intel Security Specialist with TS and SCI Eligible

    Watershed Security (Virginia Beach, VA)
    …vulnerability and threat analysis; and be experienced as an ISSO or ISSE . REQUIRED QUALIFICATIONS + Bachelor of Science in Information Systems or Bachelor ... entries + Completing Risk Management Framework Step 5 authorizations in the ISSE capacity or Information System Security Officer (ISSO) capacity + Communicating risk… more
    Watershed Security (12/27/25)
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  • Information Systems Security Engineer, II

    Parsons Corporation (Fort Belvoir, VA)
    …what's possible. **Job Description:** Parsons is looking for an amazingly talented ** ISSE ** to join our team! Your role will include preparing and overseeing ... OR 7+ years of equivalent IT experience + 5 years' experience as ISSE or relatable responsibilities (Work experience may be adjusted for highly specialized knowledge… more
    Parsons Corporation (12/25/25)
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  • Program Security Engineer

    SAIC (Chantilly, VA)
    …Contractor Program Security Officers (CPSO) and Information System Security Engineers ( ISSE ). **Qualifications** + Must possess an active TS/SCI clearance with ... with limited direct supervision. **Desired Qualifications:** + Experience working in an ISSM or ISSE role. + Experience working in a PSO role for a Program or… more
    SAIC (12/23/25)
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  • Information System Security Engineer

    ManTech (Virginia Beach, VA)
    …seeks a motivated, career and customer-oriented **Senior Information System Security Engineer ( ISSE )** to join our team in **Virginia Beach** **, VA.** This is ... a **hybrid** position with 1-2 days onsite and 2-3 days remote. As an ** ISSE ,** you will have the opportunity to work on innovative and mission-critical and national… more
    ManTech (12/20/25)
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