• Senior Information System

    General Dynamics Information Technology (Reston, VA)
    …solutions for enterprise information systems and network architectures as an Information System Security Engineer at GDIT. Here, you'll tailor ... flows for a wide range of devices. HOW AN INFORMATION SYSTEM SECURITY ENGINEER... system test plans (STP) to assess the security posture of the information systems more
    General Dynamics Information Technology (11/21/25)
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  • Cleared Senior Information Systems

    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...enterprise services and cyber network defense capabilities. As aSenior Information System Security Engineer more
    Virtual Service Operations (11/09/25)
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  • Cleared Information Systems

    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...we are a good match! Opportunity: We are seeking Information System Security Engineers (ISSEs)… more
    Virtual Service Operations (01/02/26)
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  • Information System Security

    Amentum (Warrenton, VA)
    Security , & Intel space? If so, look no further. Amentum is seeking a Senior Information System Security Engineer (ISSE) to join our team of ... change. **Responsibilities:** The duties and responsibilities of the Senior Information System Security Engineer...knowledge of security design best practices for information systems . throughout the system more
    Amentum (12/05/25)
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  • Information System Security

    Assertive Professionals (Chantilly, VA)
    Information System Security Engineer (ISSE) About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman ... TS/SCI with Polygraph Timeline Pipeline Description Assertive Professionalsis seeking anInformation System Security Engineer (ISSE) with Poygraph supporting… more
    Assertive Professionals (01/07/26)
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  • Information Security Systems

    BAE Systems (Herndon, VA)
    …government. ABC \#LI-DDUNN **Required Education, Experience, & Skills** We are actively seeking an Information Systems Security Engineer (ISSE) with a ... in one or more software products associated with cyber system engineering for data analytics including SQL security...be available based on position level and/or job specifics. ** Information Security Systems Engineer more
    BAE Systems (12/10/25)
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  • Information Systems Security

    TekSynap (Chantilly, VA)
    Security Engineerto join our team supporting the Space Development Agency. The Information Systems Security Engineer will act as liaison to ... in conjunction of auditors, cyber security & Information System Security Engineers. +...place and are security compliant. Work with Information Systems Security Officer (ISSO)… more
    TekSynap (12/06/25)
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  • Senior Information System

    ManTech (Chantilly, VA)
    **MANTECH** seek a motivated, career and customer-oriented **Senior Information System Security Engineer ** to join our team in **Washington, DC, ... 14 years. + Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced… more
    ManTech (01/01/26)
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  • Information Systems Security

    Nightwing (Sterling, VA)
    …defense, civil, and commercial markets. Nightwing is seeking a highly skilled and motivated Information Systems Security Engineer (ISSE) to join our ... efficiency of mission-critical applications. Key Responsibilities: + Design, develop, and implement security architectures for information systems . + Conduct… more
    Nightwing (12/30/25)
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  • Information Systems Security

    Nightwing (Sterling, VA)
    …work schedules, a peer recognition and reward system , and performance-based bonuses ** Information Systems Security Engineer (ISSE) (Open)** Nightwing ... with computer forensic tools and investigation methodologies + Experience with various information system security assessment/hardening tools - SCAP… more
    Nightwing (11/25/25)
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  • Lead, Information Security

    L3Harris (Ashburn, VA)
    …and cyber domains in the interest of national security . Job Title: Anti-Tamper System Security Engineer (Secret Security Clearance) Job Code: 30715 ... 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance...testing, configuration management, and maintenance of information systems and data. + Assist program security more
    L3Harris (11/01/25)
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  • Information Systems Security

    General Dynamics Information Technology (Warrenton, VA)
    …+ Identify requirements for documentation associated with system categorization, the System Security Plan, and systems risk assessment as required ... RESPONSIBILITIES** + This position ensures that security is engineered into an information system from design through deployment and operation + Configure … more
    General Dynamics Information Technology (01/02/26)
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  • Cyber Security Systems

    BAE Systems (Herndon, VA)
    …government ABC \#LI-DDUNN **Required Education, Experience, & Skills** We are actively seeking an Information Systems Security Engineer (ISSE) with a ... in one or more software products associated with cyber system engineering for data analytics including SQL security...available based on position level and/or job specifics. **Cyber Security Systems Engineer (ISSE) -… more
    BAE Systems (01/06/26)
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  • Information Systems Security

    Parsons Corporation (Fort Belvoir, VA)
    …**What Required Skills You'll Bring:** + Active TS/SCI clearance + BA/BS in Information Security System Engineering, Information Assurance, Computer ... advisor on all matters, technical and otherwise, involving the security of information systems under...Splunk, network security and system security , supporting security information and… more
    Parsons Corporation (12/25/25)
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  • Cybersecurity Engineer 6

    M. C. Dean (Chantilly, VA)
    … for federal, local and commercial customers across high-growth markets. Responsibilities ** Information System Security Engineer Position Summary** ... will work on developmental and operational teams responsible for system security engineering services of developmental and operational systems for our… more
    M. C. Dean (11/28/25)
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  • ABAD Cross Domain Solutions (CDS) Engineer

    Parsons Corporation (Centreville, VA)
    …CDS **What Required Skills You'll Bring:** + Bachelor's degree in computer science, Computer Engineer , Information Security or equivalent DoD experience + 7+ ... of Defense (DoD) information -sharing environments operating across multiple security domains. This engineer ensures all CDS architecture, implementations,… more
    Parsons Corporation (12/19/25)
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  • Security Engineer

    Leidos (Lorton, VA)
    …deliver cybersecurity and information assurance services. **Primary Responsibilities** The Security Engineer - Linux / Tenable Compliance is responsible for ... Sector at Leidos currently has an opening for a Security Engineer to work in our Lorton,...patches. The Contractor shall document all changes to the security posture of the system and provide… more
    Leidos (12/11/25)
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  • ISSE

    System One (Reston, VA)
    …VA or Riverdale, MD - 100% ONSITE Compensation: $200,000/year Join our dynamic team as an Information System Security Engineer (ISSE) and make a direct ... accreditation status, and reporting. * Documentation: Prepare and maintain comprehensive security documentation, including System Security Plans (SSP),… more
    System One (12/26/25)
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  • Cyber Systems Security

    Gromelski & Associates, Inc. (Manassas, VA)
    …Development and Delivery, Multimedia Support, and Technical System Support._ **_Cyber Systems Security Engineer Sr. Job Description:_** As a Cyber ... Framework Assessment & Authorization Package Development. . Knowledge of System Security related governance, eg, Security...team members. **_Cyber Systems Security Engineer Sr. Required Skills:_** . An Information more
    Gromelski & Associates, Inc. (12/05/25)
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  • Sr or Lead zOS Mainframe Systems

    System One (Reston, VA)
    Job Title: Senior / Lead z/OS Mainframe Systems Engineer Location: Mostly Remote (Occasional Onsite is required in Reston/DC, and Onsite Interview Required) ... 12 + months Contract-to-Hire Overview We are seeking a Senior/Lead z/OS Mainframe Systems Engineer to support and modernize the client's mainframe platform. This… more
    System One (01/03/26)
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