• Senior Malware Engineer

    Leidos (Alexandria, VA)
    **Description** Leidos has a current job opportunity for a ** Senior Malware Engineer ** on the DISA GSM-O program in Alexandria, VA.An active Top Secret ... advanced technical ability in reverse engineering custom protocols used by malware . This position provides support to the J6 Pentagon Security Operations… more
    Leidos (10/31/25)
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  • Senior Systems Security Engineer

    EPS Corporation (Dahlgren, VA)
    Senior Systems Security Engineer - (760) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems Security Engineer Location ... scanning and STIG implementation + System accreditation and security audits + Malware detection and remediation + TEMPEST testing and evaluation + Deep understanding… more
    EPS Corporation (11/13/25)
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  • Information Systems Security Engineer

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Information Systems Security Engineer (ISSE) - Senior ** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ID:** ... team to deliver state-of-the-art capabilities. The Information System Security Engineer (ISSE) designs, implements, and manages security solutions for information… more
    CGI Technologies and Solutions, Inc. (09/26/25)
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  • Sr. Security Research Engineer

    Proofpoint (Washington, DC)
    …role has a direct and real-time impact protecting Proofpoint customers. As a Senior Security Research Engineer on Proofpoint's Threat Research team, you'll be ... of an amazing, collaborative, industry-leading team focused on tracking threat actors, malware , phishing, and TTPs in order to develop static and dynamic… more
    Proofpoint (10/22/25)
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  • Senior Network and Next Generation Firewall…

    Lumen (Washington, DC)
    …that have company-wide and possibly industry-wide impacts. + Frequent contact with senior leadership of customers and contractors for the purpose of creating and ... reviews, training, security audits and advisories, as well as support for malware /DDoS attacks, internal compromises, and other malicious events will be part of… more
    Lumen (11/04/25)
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  • Senior Software Developer

    Parsons Corporation (Fort Belvoir, VA)
    …redefine what's possible. **Job Description:** Parsons is looking for a talented **Software Engineer ** to join our growing Red Cyber team! **What You'll Be Doing** ... exploits, shellcode, and bypassing mitigations + Conduct dynamic analysis + Malware development, analysis and software vulnerability research **What Required Skills… more
    Parsons Corporation (11/03/25)
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  • Senior Cyber Intrusion Detection Analyst…

    GovCIO (Washington, DC)
    …contain, and remediate security incidents + Participate regularly in SOC Splunk engineer working group sessions, to include idea generation for new content rules ... Analyze firewall logs, Full Packet Capture (PCAP), IDS alerts, Anti- malware alerts, Host Intrusion Prevent System (HIPS), and server...At least 3 years of experience working at a senior level, performing analytics examination of logs and console… more
    GovCIO (09/03/25)
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