• Cyber Security Systems

    BAE Systems (Herndon, VA)
    …ABC \#LI-DDUNN **Required Education, Experience, & Skills** We are actively seeking an Information Systems Security Engineer (ISSE) with a minimum of 11 ... may be available based on position level and/or job specifics. **Cyber Security Systems Engineer (ISSE) - Expert** **119794BR** EEO Career Site Equal… more
    BAE Systems (01/06/26)
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  • Information Security Systems

    BAE Systems (Herndon, VA)
    …ABC \#LI-DDUNN **Required Education, Experience, & Skills** We are actively seeking an Information Systems Security Engineer (ISSE) with a minimum of 11 ... may be available based on position level and/or job specifics. **Information Security Systems Engineer - Expert** **119131BR** EEO Career Site Equal… more
    BAE Systems (12/10/25)
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  • Principal Endpoint Security Systems

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a **Principal Endpoint Security Systems Engineer ** in our **National Security Sector's ... Security !** **Job Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security Engineering team.… more
    Leidos (11/28/25)
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  • Information Systems Security

    BAE Systems (Springfield, VA)
    …while you hone your skills and grow in your career. We are seeking a Information Systems Security Engineer (ISSE) to add their skills to our Acadia team ... incentives may be available based on position level and/or job specifics. **Information Systems Security Engineer (ISSE)** **115694BR** EEO Career Site Equal… more
    BAE Systems (01/09/26)
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  • Cyber Systems Security

    Gromelski & Associates, Inc. (Manassas, VA)
    **Cyber Systems Security Engineer Sr.** Location **Manassas, VA (Relocation Assistance Available)** Job Category **Engineering** ID **686** **_Cyber ... Systems Security Engineer Sr._** _Gromelski and Associates, Inc. (GAI) partners with prime contractors to provide professional services. Key service areas… more
    Gromelski & Associates, Inc. (12/05/25)
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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 (ISSE)? Let's chat and see if we are a good match! Opportunity: We are building a… more
    Virtual Service Operations (11/09/25)
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  • Cloud Information Systems Security

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Cloud Information Systems Security Engineer (ISSE) - Sr** **Category:** Cyber Security **Main location:** United States, District of Columbia, ... are required. CGI Federal is currently looking for a Senior-Level Cloud Information Systems Security Engineer with active Top Secret clearance to support a… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • Cleared Information Systems Security

    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 good match! Opportunity: We are seeking… more
    Virtual Service Operations (01/02/26)
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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 **Position ... System Security Engineer (ISSE) designs, implements, and manages security solutions for information systems . Their responsibilities include ensuring … more
    CGI Technologies and Solutions, Inc. (12/26/25)
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  • Cleared Information Systems Security

    SMX (Washington, DC)
    Cleared Information Systems Security Engineer (4659)at SMX(View all jobs) (https://www.smxtech.com/careers/) Washington, DC SMX is hiring a number of ... Information Systems Security Engineer to support a Law Enforcement OCIO's organization to provide Information Security as a Service support across all… more
    SMX (11/04/25)
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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 prepare, ... **Responsibilities & Qualifications** **RESPONSIBILITIES** + TheInformation Systems Security Engineeris expected tobe able to: + Support Engineering and… more
    TekSynap (12/06/25)
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  • Information Systems Security

    Enterprise Horizon Consulting Group (Washington, DC)
    …(RMF). Job Description Enterprise Horizon Consulting Group is seeking a highly motivated Information Systems Security Engineer (ISSE) to join our team in ... Operate (ATO) in accordance with DoD and federal requirements. Key Responsibilities + Engineer and implement security controls to support system ATO and ongoing… more
    Enterprise Horizon Consulting Group (12/25/25)
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  • Information Systems Security

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Information Systems Security Engineer (ISSE) - SME** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington ... are required. CGI Federal is currently looking for a SME Level Information Systems Security Engineer with active Top Secret clearance to support a large… more
    CGI Technologies and Solutions, Inc. (01/09/26)
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  • Information Systems Security

    Nightwing (Sterling, VA)
    …civil, and commercial 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… more
    Nightwing (12/30/25)
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  • Information Systems Security

    Koniag Government Services (Washington, DC)
    Kadiak, LLC, a Koniag Government Services company, is seeking an Information Systems Security Engineer (ISSE) with Top Secret security clearance to ... to:** + Lead, mentor, and supervise a team of security professionals responsible for the end-to-end implementation of the...end-to-end implementation of the RMF lifecycle for FBI IT systems . + Oversee and coordinate activities within the Prepare… more
    Koniag Government Services (12/10/25)
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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 seeks a ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (11/25/25)
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  • Lead, Information Security Systems

    L3Harris (Ashburn, VA)
    …domains in the interest of national security . Job Title: Anti-Tamper System Security Engineer (Secret Security Clearance) Job Code: 30715 Job Location: ... activities. + Use DoD 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance with NIST 800-160. + Develop… more
    L3Harris (11/01/25)
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  • Cloud Engineer (Splunk)

    BAE Systems (Herndon, VA)
    …operating systems + Knowledge of complex environments involving shared networks and multiple security enclaves + Systems Engineer with Data Engineer ... integration and sustainment support for critical military platforms and systems . Intelligence & Security provides services and...Systems Engineers to perform as a Splunk Cloud engineer with a minimum of 16 years' experience. Information… more
    BAE Systems (10/15/25)
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  • Data Engineer (SME)

    BAE Systems (Herndon, VA)
    …operating systems + Knowledge of complex environments involving shared networks and multiple security enclaves + Systems Engineer with Data Engineer ... provides engineering, integration and sustainment support for critical military platforms and systems . Intelligence & Security provides services and products to… more
    BAE Systems (01/10/26)
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  • Staff Cybersecurity Analyst / Information…

    Northrop Grumman (Fairfax, VA)
    …team of engineers, system administrators, and operators as a Principal Cyber Systems Engineer professional in Chantilly, VA. The successful candidate will ... mitigation of risks and supports obtaining certification and accreditation of systems . Includes support of process, analysis, coordination, security more
    Northrop Grumman (01/10/26)
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