• Systems Engineer (Linux/Cloud) Expert

    BAE Systems (Sterling, VA)
    **Job Description** BAE Systems , a top-ten prime contractor to the US Department of Defense, enables the US government to transform data into intelligence and ... engineering, integration and sustainment support for critical military platforms and systems . Intelligence & Security provides services and products to the… more
    BAE Systems (10/31/25)
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  • Senior Security Systems Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    …Officer to be focal point for all security matters related to specific sets of information systems . + Lead the preparation and execution an Information ... the system to be certified and accredited. + Research and apply Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) and… more
    Imagine One Technology & Management (12/24/25)
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  • Lead Information Security Engineer

    Lumen (Herndon, VA)
    …customers on worldwide DDoS threats and issue posture and assessment reports This Lead Information Security Engineer position operates in a supportive role ... triage of security events and alerts in associated monitoring systems . Facilitates the ingress, implementation, and egress of advanced...change requests for the Lumen managed DDoS product. The Lead Information Security Engineer is expected to… more
    Lumen (12/10/25)
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  • Technical Lead - Poly Clearance Required

    General Dynamics Information Technology (Chantilly, VA)
    …of related experience **US Citizenship Required:** Yes **Job Description:** TECHNICAL LEAD Praxis successfully delivers a prime contract supporting High Performance ... client has to bring deliver solutions against complex problems. These systems enable complex analysis, simulation and modeling leveraging massively computing against… more
    General Dynamics Information Technology (12/29/25)
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  • Sr. Proposal Volume Lead /Writer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our ... customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency,...markets. ID Nightwing is seeking an experienced Proposal Volume Lead /Writer to support cleared proposals in Dulles, VA. Our… more
    Nightwing (12/03/25)
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  • Lead Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Lead Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information ... been living and breathing the world of real estate information and online marketplaces for over 35 years, giving...security section grows, so will the tools and the ** Lead Security Engineer** will be the person charged with… more
    CoStar Realty Information, Inc. (10/24/25)
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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...enclaves at the edge. You'll deliver enterprise services and cyber network defense capabilities. As aSenior Information more
    Virtual Service Operations (11/09/25)
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  • Senior Lead Network Information

    Lumen (Richmond, VA)
    …digitally connect the world and shape the future. **The Role** The Senior Lead Network Information Security Architect within the Global Security Services ... third parties and others on potential solutions. + Recommend new network-oriented information security systems and controls to mitigate emerging threats and… more
    Lumen (12/30/25)
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  • AI Cybersecurity Engineer Principal

    General Dynamics Information Technology (Fairfax, VA)
    …of new systems , applications, and solutions for external customers' enterprise-wide cyber systems and networks. + Ensures the logical and systematic ... Able to Obtain:** None **Public Trust/Other Required:** None **Job Family:** Cyber and IT Risk Management **Skills:** Cybersecurity, Information Security,… more
    General Dynamics Information Technology (12/17/25)
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  • Exploitation Analyst

    Amentum (Norfolk, VA)
    …to the test plan being signed. + Attend test planning visits in support of cyber -OT&E planning. + Lead preparation of test execution, including + Participate in ... test execution in accordance with JFHQ DoDIN and Navy Cyber Defense Operations Command guidance + Lead ...in DNI behavior, mail servers, domain servers, SMTP header information ). + Knowledge of front-end collection systems ,… more
    Amentum (11/12/25)
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