• ISSE

    System One (Reston, VA)
    …ONSITE Compensation: $200,000/year Join our dynamic team as an Information System Security Engineer (ISSE) and make a direct impact on our customer's mission. In ... defense systems. You'll be a vital part of the Risk Management Framework (RMF) lifecycle, contributing to accreditation packages, supporting system development,… more
    System One (11/06/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …(Linux/Windows) + CNCF ecosystem tools & cloud-native environments + Patch & vulnerability management + Cloud service administration (AWS, Azure, DoD Cloud) ... **Responsibilities & Qualifications** TekSynap is seeking a **Network Engineer ** toadminister and sustain JPO's classified and unclassified systems, applying… more
    TekSynap (10/02/25)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …exercise direct ownership of system monitoring and auditing, threat intelligence, vulnerability management , incident response, cybersecurity awareness, and other ... headquartered in Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems;… more
    M. C. Dean (09/13/25)
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  • Navy Qualified Validator (NQV)

    Frontier Technology Inc. (Norfolk, VA)
    …DCWF. CONTRACTOR shall conduct independent comprehensive assessments of the management , operational, and technical security controls and control enhancements ... means of improving operational security posture in accordance with the Risk Management Framework Process Guide series .CONTRACTOR shall apply Navy Assessment &… more
    Frontier Technology Inc. (09/02/25)
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  • COMSEC Manager (TS Clearance Required, Onsite)

    Deloitte (Arlington, VA)
    …Work You'll Do + Responsible for performing as information systems security engineer (ISSE) + Providing operation services to design the security architecture of ... audit security measures and logs, assess risks, review and triage vulnerability findings, debug and test vulnerabilities, troubleshoot complex issues (memory leaks,… more
    Deloitte (11/18/25)
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  • ISSE with DoD Top Secret Clearance

    Watershed Security (Norfolk, VA)
    …Security is seeking a highly skilled and motivated Information Systems Security Engineer to join our team supporting the Naval Information Warfare - Atlantic ... authorization (A&A), and cyber operations support including support for life-cycle management policy, guidance, oversight, and direction for a cyber analytics… more
    Watershed Security (10/31/25)
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  • Information System Security Specialist II

    Watershed Security (Virginia Beach, VA)
    …of an organization, ensuring compliance with published policies; conducting cybersecurity vulnerability and threat analysis; and be experienced as an ISSE. REQUIRED ... Engineering + Five (5) years of full-time professional experience performing Risk Management Framework activities. + Must be able to maintain IAM-II designation with… more
    Watershed Security (10/30/25)
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  • Intel Security Specialist

    TekSynap (Virginia Beach, VA)
    …EvaluateSTIG to ensure compliance with DoD security requirements. + Perform vulnerability assessments utilizing the Assured Compliance Assessment Solution (ACAS) and ... RMF Step 5 authorizations in the role of an Information System Security Engineer (ISSE) or Information System Security Officer (ISSO). + Provide clear, actionable… more
    TekSynap (10/01/25)
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  • Information System Security Eng (ISSE) III

    Global Resource Solutions (Arlington, VA)
    …Hypervisors, Enterprise networking/firewalls/intrusion detection/prevention systems, forensic analysis/ vulnerability assessment, Group Policy management ... and talented individual for the position of Information System Security Engineer III. Job Description: Summary: The Information System Security Engineer… more
    Global Resource Solutions (09/26/25)
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  • Senior Systems Administrator

    TekSynap (VA)
    …including load balancing applications, and ensuring fault tolerance. + Performs vulnerability management . **REQUIRED QUALIFICATIONS** **Clearance** + Secret - ... links. + Organizes and directs the configuration and operation of information management systems. Analyzes and resolves end user software program and connectivity… more
    TekSynap (11/15/25)
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