• Cleared Senior Information Systems

    Virtual Service Operations (Lorton, VA)
    …deliver enterprise services and cyber network defense capabilities. As aSenior Information System Security Engineer (ISSE), you will provide expert ... Cleared Senior Information Systems Security Engineer...be able to lead, guide and mentor the other Information System Security Engineers +… more
    Virtual Service Operations (11/09/25)
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  • Information Systems Security

    M. C. Dean (Vienna, VA)
    …to classified information ; **Active TS/SCI clearance required.** Responsibilities The Information System Security Manager (ISSM) is responsible for ... and for providing strategic and tactical leadership to a cybersecurity staff, including Information System Security Officer(s) and cybersecurity analysts. +… more
    M. C. Dean (09/13/25)
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  • Senior Information System

    Leidos (Alexandria, VA)
    …Responsibilities** The Digital Modernization Sector at Leidos is seeking a dynamic ** Information Systems Security Engineer (ISSE)** to support cloud ... Science, Information Systems , Business) + 12+ years of experience in information security engineering. + Deep expertise in AWS and Azure security more
    Leidos (10/18/25)
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  • Senior Security Systems Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    system to be certified and accredited. + Research and apply Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) ... security matters related to specific sets of information systems . + Lead the preparation and... design, developing engineering documentation, application of Model Based System Engineering (MBSE), cyber testing, cyber more
    Imagine One Technology & Management (09/24/25)
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  • Information Systems Security

    CACI International (Sterling, VA)
    Information Systems Security Officer...and implement a continuous monitoring plan IAW the customer's Cyber Security Office guidance + Maintain ... Opportunity** : CACI is seeking an experienced and proactive Information Systems Security Officer Lead... audits to identify vulnerabilities + Design and implement security measures to protect against cyber threats,… more
    CACI International (10/25/25)
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  • Information System Security

    CACI International (Chantilly, VA)
    Information System Security Officer (ISSO) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with ... **Exciting Opportunity: Join Our Dynamic Cybersecurity Team as an Information Systems Security Officer (ISSO)!**...security findings and implement effective remediation plans. + ** System Security Plans:** Assist in creating and… more
    CACI International (10/31/25)
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  • Full Stack Developer - Front End

    CACI International (Chantilly, VA)
    Information (TS/SCI) clearance, with polygraph + Background in Computer Science, Information Technology, Cyber Security , Cyber Forensics, ... department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and...programs with peers who are dedicated to advancing national security . Participate in fun team outings and team building… more
    CACI International (09/04/25)
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  • Senior Information System

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Quantico, VA.** ... 14 years. + Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced… more
    ManTech (11/12/25)
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  • Business Information Security

    Huntington Ingalls Industries (Fairfax, VA)
    …Join HII! Where Hard Stuff is Done Right! Mission Technologies is seeking a business information security officer (BISO) to work out of our Fairlakes office in ... Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment,...Fairfax, VA. The business information security officer (BISO) serves as a… more
    Huntington Ingalls Industries (10/15/25)
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  • Information Systems Security

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Information Systems Security Engineer (ISSE) - Senior** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington ... a highly collaborative team to deliver state-of-the-art capabilities. The Information System Security Engineer (ISSE)...application to information systems . * Security Architecture: Understanding of secure system design… more
    CGI Technologies and Solutions, Inc. (09/26/25)
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