• Cybersecurity Engineer - Mid-Level

    Tyto Athene (Fort Lee, VA)
    …as legitimate security incidents as opposed to non-incidents. + Conduct security event triage, incident investigation, implement countermeasures, and ... conduct computer incident response. + Monitor DeCA's Security Information and Event Monitoring (SIEM) platforms...Sentinel). + Analyze security events (ie windows event logs, network traffic, IDS events for… more
    Tyto Athene (07/29/25)
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  • Cyber Network Defense Analyst IV AP

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. The DHS's Hunt and Incident Response Team (HIRT) secures the Nation's cyber and communications infrastructure. ... advanced technical assistance, proactive hunting, Teir 2 and Teir 3 incident response, and immediate investigation and resolution using host-based, cloud-based and… more
    Nightwing (08/09/25)
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  • Cyber Network Defense Analyst (Cnda) 3

    ARSIEM (Arlington, VA)
    …staff to validate network alerts + Document and escalate incidents (including the event 's history, status, and potential impact for further action) that may cause an ... the environment + Perform cyber defense trend analysis and reporting + Perform event correlation using information gathered from a variety of sources within the… more
    ARSIEM (07/10/25)
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  • Senior Computer and Information Research Scientist

    ManTech (Herndon, VA)
    …network security , intrusion detection/prevention, malware analysis, threat intelligence, security information and event management (SIEM), or security ... (DMV) area** . In this role you will drive innovation and solve complex security challenges within our Network Operations Security Center (NOSC). The ideal… more
    ManTech (05/22/25)
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  • SOC Operations Manager - (Onsite)

    Shuvel Digital (Herndon, VA)
    …in an enterprise network environment. Demonstrated expertise in: + Security event monitoring and response + Log management, IDS /IPS, SIEM, firewall ... and deep familiarity with FISMA, NIST, DHS 4300A/B, and event response. Candidates must have a strong operational mindset,...and regulatory compliance requirements. + Interface with IT and security leadership to drive incident response, threat… more
    Shuvel Digital (06/04/25)
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  • Cyber Network Defense Analyst IV AP

    Nightwing (Sterling, VA)
    …is supporting a US Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience ... staff to validate network alerts - Document and escalate incidents (including event 's history, status, and potential impact for further action) that may cause… more
    Nightwing (08/09/25)
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  • Cyber Threat Hunt Lead

    TekSynap (Ashburn, VA)
    …systems, and high value assets to detect and isolate advanced threats that evade automated security systems (ie, EDR, IDS , AV). **SKILLS** + A minimum of five ... against. + Deep knowledge of capabilities and experience with security information and event management (SIEM) and...II or IAM Level I or CSSP Analyst / Incident Responder **Overview** We are seeking an experienced **Cyber… more
    TekSynap (06/03/25)
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  • Network Based Systems Analyst 2 (Cnda)

    ARSIEM (Arlington, VA)
    …staff to validate network alerts + Document and escalate incidents (including the event 's history, status, and potential impact for further action) that may cause an ... the environment + Perform cyber defense trend analysis and reporting + Perform event correlation using information gathered from a variety of sources within the… more
    ARSIEM (07/10/25)
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