• Cyber Operations

    Leidos (Odenton, MD)
    **Description** Leidos has a current job opportunity for a Cyber Operations Countermeasures Engineer on the DISA GSM-O II program supporting the DISA ... candidate will support the DISA GSM-O II TN13 Defensive Cyber Operations (DCO) Branch. This position will...track enterprise countermeasure actions and assess the effectiveness of countermeasures on an ongoing basis. + Analyze high volumes… more
    Leidos (06/03/25)
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  • Information Systems Security Engineer

    Leidos (Reston, VA)
    **Description** Leidos is looking for a Cyber Security/Computer and Network Defense Subject Matter Expert (SME), concentrating on overall technical and operational ... in coordination with the COTR and Sponsor Staff management. Cyber Security SME for the Sponsor is responsible for...and the reporting lifecycle. The candidate ensures the effective operations of Sponsor IT systems and network defenses, providing… more
    Leidos (05/24/25)
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  • Senior Cybersecurity Engineer

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented **Senior** ** Cyber Security Engineer ** to join our team in the **DC, Maryland, and Virginia (DMV) ... include but are not limited to:** + Conduct in-depth analysis of cyber security tools, applications, and methodology to maximize and optimize the enterprise… more
    ManTech (05/20/25)
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  • Software Engineer

    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, vulnerability research, ubiquitous… more
    Nightwing (03/25/25)
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  • Senior Cybersecurity Malware Reverse…

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented **Senior Cybersecurity Malware Reverse Engineer ** to join our team in the **DC, Maryland, and Virginia ... and security events to contain and mitigate incidents. You will research cyber -attacks, malware, and threat actors to determine potential impact and develop… more
    ManTech (05/16/25)
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  • Principal Systems Engineer

    Shuvel Digital (Dulles, VA)
    …and sustainment program to design, build, deliver, and operate a network operations environment including introducing new cyber capabilities to address emerging ... Job Title: Principal Systems Engineer Location: Dulles, VA - Hybrid Duration: Contract Clearance: Active Secret. Must be able to obtain DHS Suitability. Must be able… more
    Shuvel Digital (03/27/25)
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  • Specialist, Systems Engineering (Mission…

    L3Harris (Springfield, VA)
    …deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Systems ... Engineer - Mission Protection Specialist (Active TS/SCI w/ CI...responsible for identifying, assessing, and mitigating threats to space, cyber , and ground systems supporting US government missions. The… more
    L3Harris (06/03/25)
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  • Incident Response Analyst

    KBR (Washington, DC)
    …across a variety of high-impact cybersecurity roles-from Incident Response and Cyber Hunt to Digital Forensics, Insider Threat, Continuous Monitoring, and Red/Blue ... Team Operations . Incident Response Analyst Job Description: The Incident Response...analyst will work alongside SOC teams, forensic investigators, and cyber threat intelligence analysts to assess security events and… more
    KBR (03/11/25)
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