• 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 System Security Engineer ( ISSE

    TekSynap (Washington, DC)
    …Information System Engineering performed by the Information System Security Engineer ( ISSE ) includes the following activities: + Lead, mentor, and supervise a ... process improvement. **Overview** We are seeking an Information System Security Engineer ( ISSE ) to join our team supporting a government customer. TekSynap is a… more
    TekSynap (12/24/25)
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  • Information System Security Engineer ( ISSE

    TekSynap (Washington, DC)
    …Information System Engineering performed by the Information System Security Engineer ( ISSE ) includes the following activities: + Lead, mentor, and supervise a ... Oriented + Teamwork **Overview** We are seeking an Information System Security Engineer ( ISSE ) to join our team supporting a government customer. TekSynap is a… more
    TekSynap (11/30/25)
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  • ISSO/ ISSE , TS/SCI w/Polygraph

    General Dynamics Information Technology (Bethesda, MD)
    …Description:** Seize your opportunity to make a personal impact as an ISSO/ ISSE supporting customer activities. GDIT is your place to make meaningful contributions ... career. At GDIT, people are our differentiator. As an ISSO/ ISSE , you will help ensure today is safe and...and tomorrow is smarter. Our work depends on an ISSO/ ISSE joining our highly skilled team to be a… more
    General Dynamics Information Technology (12/11/25)
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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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  • 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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  • 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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  • Information Systems Security Engineer…

    Enterprise Horizon Consulting Group (Washington, DC)
    …Enterprise Horizon Consulting Group is seeking a highly motivated Information Systems Security Engineer ( ISSE ) to join our team in support of our DoD customer. The ... ISSE will be responsible for engineering, implementing, and maintaining cybersecurity controls to achieve and sustain an Authority to Operate (ATO) in accordance with… more
    Enterprise Horizon Consulting Group (12/25/25)
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  • Cloud Information Systems Security Engineer…

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Cloud Information Systems Security Engineer ( ISSE ) - Sr** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington ... to support a large project for a federal government client. The Senior-Level Cloud ISSE will work in an agile environment, applying a variety of technical skills in… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • Information Systems Security Engineer…

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Information Systems Security Engineer ( ISSE ) - Sr** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington **Alternate ... clearance to support a large project for a federal government client. The Sr. Level ISSE will work in an agile environment, applying a variety of technical skills in… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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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 Systems Security Engineer…

    Koniag Government Services (Washington, DC)
    …Koniag Government Services company, is seeking an Information Systems Security Engineer ( ISSE ) with Top Secret security clearance to support Kadiak in Washington, ... DC. _This position is for a Future New Business Opportunity._ We offer competitive compensation and an extraordinary benefits package including health, dental and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three… more
    Koniag Government Services (12/10/25)
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  • Information Systems Security Engineer…

    General Dynamics Information Technology (Mclean, 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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  • 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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  • 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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  • IT Project Lead

    TekSynap (Washington, DC)
    …Information Systems Security Officer (ISSO), Information Systems Security Engineer ( ISSE ), and Information Systems Security Representative (ISSR) experts as a ... service through ISaaS to deliver vulnerability, compliance, and risk management services as part of a cybersecurity workforce. Tasks include creating a mission-focused IT security environment that supports a federal agency's workforce; prioritizing efficiency… more
    TekSynap (11/30/25)
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  • Information Systems Security Engineer w/TS/SCI CI…

    TekSynap (Washington, DC)
    …and risk acceptance documents for information systemvulnerabilities. + Coordinateswith engineering ISSE and system SMEs to obtainapproval via DIA's RMF process. + ... Conduct reviews of the network, system,applicationand/or servicein accordance withtheperiodicities set within the MonitoringStrategy of the Security Authorization Package Review and updateapproved ATO asrequiredor requested in conjunction of auditors,cyber… more
    TekSynap (11/06/25)
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  • Army Data and Analytics Platform Effort

    UIC Government Services and the Bowhead Family of Companies (Alexandria, VA)
    …Network Architect) + Information Security Analyst + Information Systems Security Engineer ( ISSE ) + Information Technology Specialist + IT Architecture and Cyber + ... Network and Computer Administrator + Power BI- Platform Developer + Product Manager + Program Manager Lead + Project Manager + Project/Program Manager + SAAS Functional Team Lead + Senior Plans and Ops System Analyst + Software Developer + Software Quality… more
    UIC Government Services and the Bowhead Family of Companies (10/11/25)
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  • Classified Systems Information Systems Security…

    ANSER (Arlington, VA)
    …Qualifications: + Active TS/SCI clearance + 8+ years of experience as an ISSO, ISSE , or ISSM + 5+ years of experience in systems/network administration within a ... secure environment. + Strong familiarity with RMF, NIST 800-53, and other DoD cybersecurity compliance standards. + Experience with Windows Server, Active Directory, GPOs, and system hardening. + Proficiency in network protocols and services: TCP/IP, DNS,… more
    ANSER (12/27/25)
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