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Cyber Threat Hunter (Senior)
cFocus Software IncorporatedWashington, United Statesfull_timeVerifiedPosted 15 Jan 2025
About the role
cFocus Software seeks a Cyber Threat Hunter (Senior) to join our program supporting US Courts in Washington, DC. This position has remote capabilities. This position requires an active Public Trust clearance and must meet 8570 requirements.
Required Qualifications include:
Required Qualifications include:
- 5 years of experience performing threat hunts & incident response activities for cloud-based and non-cloud-based environments, such as: Microsoft Azure, Microsoft O365, Microsoft Active Directory, and Zscaler
- 5 years of experience performing hypothesis-based threat hunt & incident response utilizing Splunk Enterprise Security.
- 5 years of experience collecting and analyzing data from compromised systems using EDR agents (e.g. CrowdStrike) and custom scripts (e.g. Sysmon & Auditd)
- 5 years of experience with the following threat hunting tools:
- Microsoft Sentinel for threat hunting within Microsoft Azure;
- Tenable Nessus and SYN/ACK for vulnerability management;
- NetScout for analyzing network traffic flow;
- SPUR.us enrichment of addresses
- Mandiant Threat intel feeds
- Must be able to work 80% (Monday thru Thursday) onsite at AOUSC office in Washington, DC
- One of the following certifications:
- GIAC Certified Intrusion Analyst (GCIA)
- GIAC Certified Incident Handler (GCIH)
- GIAC Continuous Monitoring (GMON)
- GIAC Defending Advanced Threats (GDAT)
- Splunk Core Power User
- Provide incident response services after an incident is declared and provides a service that proactively searches for security incidents that would not normally be detected through automated alerting.
- The Threat Hunt mission is to explore datasets across the judicial fabric to identify unique anomalies that may be indicative of threat actor activity based on the assumption that the adversary is already present in the judicial fabric. The extended mission is to conduct counterintelligence, build threat actor dossiers, disrupt adversary operations, identify misconfigurations/ vulnerabilities, and identify visibility/detection gaps, if any. Human analytical thinking is imperative to the primary and extended missions as it is up to the threat hunter to find signs of an intrusion that have bypassed the automatic detection process that may already be in place.
- Accept and respond to government technical requests through the AOUSC ITSM ticket (e.g., HEAT or Service Now), for threat hunt support. Threat hunt targets include cloud-based and non-cloud-based applications such as: Microsoft Azure, Microsoft O365, Microsoft Active Directory, and Cloud Access Security Brokers (i.e., Zscaler).
- Review and analyze risk-based Security information and event management (SIEM) alerts when developing hunt hypotheses.
- Review open-source intelligence about threat actors when developing hunt hypotheses.
- Plan, conduct, and document iterative, hypothesis based, ta
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