• Senior Information System Security

    Leidos (Alexandria, VA)
    …is at the forefront of next-generation technology, architecting cutting-edge solutions in cyber defense, logistics optimization, security operations , and ... Sector at Leidos is seeking a dynamic **Information Systems Security Engineer (ISSE)** to support cloud modernization...security tools. + Collaborate with engineering, compliance, and operations teams to ensure secure cloud adoption. + Stay… more
    Leidos (10/18/25)
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  • Sr Network Security Engineer

    Arena Technical Resources, LLC (Falls Church, VA)
    …while impacting our national security in cyber as a Sr. Network Security Engineer . Here, technologists have many paths to grow a meaningful career ... Sr Network Security Engineer Location: Falls Church, VA, US Job ID: ATR...supporting cyber missions and operations across the federal government.… more
    Arena Technical Resources, LLC (11/17/25)
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  • Security Intelligence Engineer

    Amazon (Arlington, VA)
    …indicators to generate actionable intelligence and insight into current threats. As a Security Intelligence Engineer , you will help enhance our capabilities by ... Intelligence for Global Enterprise Response (TIGER) team, part of Amazon Cyber Threat Intelligence (ACTI), is responsible for developing actionable intelligence on… more
    Amazon (11/05/25)
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  • Senior Information Security Engineer

    Lumen (Richmond, VA)
    …and shape the future. **The Role** Lumen Technologies is seeking a Senior Information Security Engineer who can help design, engineer , build, deploy, and ... infrastructure solutions that expand visibility for searching out and identifying cyber threats both on-premises and in cloud environments. **Location** This is… more
    Lumen (11/15/25)
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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...need to succeed + Bachelor's degree in computer science, cyber security , other technical disciplines, or equivalent… more
    AIG (10/24/25)
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  • ACAS Engineer - Active Top Secret Clearance…

    ENS Solutions (Norfolk, VA)
    …enable secure and reliable operations of enterprise computer systems. Engineer , design, develop, and implement enterprise network cyber defense capabilities ... or CND Certification + Ability to obtain a DoD 8570.01-M Cyber Security Service Provider - Infrastructure Support Certification, including CEH, CySA+, GICSP,… more
    ENS Solutions (09/27/25)
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  • Security Engineer II, Threat…

    Amazon (Arlington, VA)
    Description Amazon Security is looking for an experienced Security Engineer who is excited by the idea of searching for undetected threat activities at ... and participate in a global effort to improve Amazon's security posture and reduce risk to business operations...GCED (GIAC Certified Enterprise Defender) or GICSP (Global Industrial Cyber Security Professional) or PenTest- 3+ years… more
    Amazon (11/13/25)
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  • Lead Information Security Engineer

    Lumen (Herndon, VA)
    …active TOP SECRET clearance Preferred: + 5-7 years in a Security Operations environment. + Experience with Cyber Threat Intelligence and interface with ... Managed Security Services (MSS) in a Federal Security Operations Center (FedSOC) environment. The SOC...and issue posture and assessment reports This Lead Information Security Engineer position operates in a supportive… more
    Lumen (11/14/25)
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  • Network Engineer Senior ( Security

    General Dynamics Information Technology (Fort Belvoir, VA)
    …+ Cisco Certified Network Professional - Enterprise + Palo Alto Networks Certified Network Security Engineer + ​ **Location** : On Customer Site + **Additional** ... of related experience **US Citizenship Required:** Yes **Job Description:** **Network Engineer Senior ( Security ) - TS/SCI required** Transform technology into… more
    General Dynamics Information Technology (09/09/25)
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  • Security Software Engineer - Red…

    Imagine One Technology & Management (Dahlgren, VA)
    …**for this role.** Imagine One Technology & Management, Ltd. is seeking one (1) Security Software Engineer . This position is contingent upon award of the ... work and will be performed in Dahlgren, Virginia. The Security Software Engineer will be expected to:...Penetration Testing and Ethical Hacking, SEC564 - Red Team Operations and Threat Emulation 3. OSD Sponsored Cyber more
    Imagine One Technology & Management (09/24/25)
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