• Program Security Engineer

    SAIC (Chantilly, VA)
    …intelligence analysis, systems engineering & integration and more. This position is for Program Security Engineer for a large, multi-year contract supporting ... front office team responsible for maximizing the effectiveness of our staff and our program . Program Security Engineer supports the SETA Program more
    SAIC (12/23/25)
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  • Lead, Systems Engineer (Chief…

    L3Harris (Herndon, VA)
    …connecting the space, air, land, sea and cyber domains in the interest of national security . Job Title: Program Chief Engineer Job Code: 30473 Job Location: ... Description: We are seeking a highly skilled and motivated Program Chief Engineer to join our team...and eligible to obtain and maintain a Secret level Security Clearance. + Knowledge of CAM principles and experience… more
    L3Harris (01/07/26)
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  • Cloud Security Engineer SME - TS/SCI…

    General Dynamics Information Technology (Herndon, VA)
    …specializing in providing guidance and support to the client's Cyber and Cloud technology program (s). **HOW A CLOUD ENGINEER , SME WILL MAKE AN IMPACT** You will ... **Job Family:** IT Infrastructure and Operations **Skills:** Cloud Engineering,Cloud Security ,Cybersecurity **Experience:** 15 + years of related experience **US… more
    General Dynamics Information Technology (10/13/25)
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  • Network Security Engineer (Splunk)…

    General Dynamics Information Technology (Herndon, VA)
    …**Job Description:** Seize your opportunity to make a personal impact as a Network Security Engineer supporting customer activities. GDIT is your place to make ... At GDIT, people are our differentiators. As a Network Security Engineer , you will help ensure today...rapidly change direction in support of new and/or changing program requirements. + Identify risks to the critical infrastructure… more
    General Dynamics Information Technology (12/15/25)
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  • Senior CrowdStrike Falcon Endpoint Security

    AIG (Reston, VA)
    …we help customers to manage risk. Join us as a Senior CrowdStrike Falcon Endpoint Security Engineer to play your part in that transformation. It's an opportunity ... will create an impact The Senior CrowdStrike Falcon Endpoint Security Engineer will be part of AIG's...you. That is why we created our Total Rewards Program , a comprehensive benefits package that extends beyond time… more
    AIG (10/24/25)
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  • Cyber Security Engineer IV

    SOS International LLC (Reston, VA)
    …identity, and cloud workloads aligned with zero-trust principles. + Cloud Security : Engineer guardrails (policies, blueprints, landing zones), encryption, ... tailored solutions, tested leadership, and trusted results to enable national security missions worldwide. **Job Description** SOSi is seeking an experienced… more
    SOS International LLC (12/31/25)
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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: ... 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance with NIST...and maintenance of information systems and data. + Assist program security in the development of policies… more
    L3Harris (11/01/25)
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  • Cyber Security Systems Engineer

    BAE Systems (Herndon, VA)
    …**Required Education, Experience, & Skills** We are actively seeking an Information Systems Security Engineer (ISSE) with a minimum of 11 years' experience with ... protect our freedom. We are looking for experienced Cyber Security Engineers to join our technology-based program ...available based on position level and/or job specifics. **Cyber Security Systems Engineer (ISSE) - Expert** **119794BR**… more
    BAE Systems (01/06/26)
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  • Information Security Systems…

    BAE Systems (Herndon, VA)
    …**Required Education, Experience, & Skills** We are actively seeking an Information Systems Security Engineer (ISSE) with a minimum of 11 years' experience with ... protect our freedom. We are looking for experienced Cyber Security Engineers to join our technology-based program ...available based on position level and/or job specifics. **Information Security Systems Engineer - Expert** **119131BR** EEO… more
    BAE Systems (12/10/25)
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  • Information System Security Engineer

    Amentum (Warrenton, VA)
    …space? If so, look no further. Amentum is seeking a Senior Information System Security Engineer (ISSE) to join our team of passionate individuals in Warrenton, ... and intelligence mission. The mission of the Lone Wolf program is to support, operate, and maintain the Distributed...The duties and responsibilities of the Senior Information System Security Engineer (ISSE) include, but are not… more
    Amentum (12/05/25)
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  • Endpoint Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Endpoint Security Engineer Key Role: Design, deploy, manage, and operationalize enterprise endpoint data protection controls as a Trellix Endpoint Data Loss ... Prevention ( DLP ) Engineer . Serve as the technical owner for Trellix EDR...safeguarding the organization's data. Build an enterprise-grade data protection program with visibility across security leadership, risk,… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Network Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Network Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in designing, developing, and implementing innovative ... security solutions to support our country and protect our nation? As a systems security and network security engineer , you will be responsible for the… more
    BOOZ, ALLEN & HAMILTON, INC. (12/21/25)
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  • Cyber Network Security Engineer

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... **The Opportunity:** **CACI is seeking a talented Cyber Network Security Engineer to join our team in...that demonstrate you being appreciated for working on the program and being a part of our team. You'll… more
    CACI International (12/02/25)
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  • Lead Security Engineer

    Foxhole Technology, Inc (Leesburg, VA)
    **Overview** **Job Title: Lead Security Engineer ** **Clearance: Secret** **Location: Leesburg, VA -Hybrid (Onsite 3 days per week)** Foxhole Technology provides ... the world **.** We are seeking a mission-focused Lead Security Engineer to support a Department of... to support a Department of Defense (DoD) cybersecurity program . In this role, you will lead a team… more
    Foxhole Technology, Inc (12/19/25)
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  • Information Systems Security

    TekSynap (Chantilly, VA)
    … Engineerto join our team supporting the Space Development Agency. The Information Systems Security Engineer will act as liaison to prepare, review and update ... other security disciplines (industrial security , physical security , special programs security , etc.), program personnel, and Government security more
    TekSynap (12/06/25)
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  • Security Operations Engineer II

    Quality Technology Services, LLC (Ashburn, VA)
    …of enterprise-level security infrastructure. **The Impact You Will Have:** As a Security Operations Engineer II, you will lead the day-to-day operations of ... Are:** You are someone who thrives in managing and supporting physical security systems and applications. You bring technical expertise, a collaborative spirit, and… more
    Quality Technology Services, LLC (12/05/25)
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  • Senior Information Systems Security

    Amentum (Warrenton, VA)
    …change. **Responsibilities:** The duties and responsibilities of the **Senior Information System Security Engineer (ISSE)** include, but are not limited to, the ... **Your Impact:** The mission of the Lone Wolf program is to support, operate, and maintain the...ability to conduct research for designing, integrating, and implementing security controls into current and future products/systems thus ensuring… more
    Amentum (01/09/26)
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  • Sr. Scientist - Systems Engineering…

    L3Harris (Ashburn, VA)
    …to qualified applicants Job Description: The Sr. Scientist - Systems Engineering, Program Chief Engineer for the Precision Attack Strike Munition (PASM) ... sea and cyber domains in the interest of national security . Job Title: Sr. Scientist - Systems Engineering Job...Combat Systems sector. The Sr. Scientist - Systems Engineering, Program Chief Engineer responsibilities will include providing… more
    L3Harris (12/04/25)
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  • Full Stack Infrastructure Engineer

    Nightwing (Sterling, VA)
    …US Government customer on a large mission critical development and sustainment program to sustain and operate a network operations environment, including introducing ... Experts (CODEX) is seeking a skilled Full Stack Infrastructure Engineer with expertise and focus on automated patching and... with expertise and focus on automated patching and security updates in AWS Cloud production and development environments.… more
    Nightwing (01/07/26)
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  • Customer Delivery Consulting Engineer

    Cisco (Herndon, VA)
    …customers to help them be the groundbreakers of technology. **Your Impact** As a Security Consulting Engineer , you will help drive the effort to transform our ... current and future security architecture for our customers. In addition to day-to-day...Exempt employees participate in Cisco's flexible vacation time off program , which has no defined limit on how much… more
    Cisco (11/14/25)
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