Senior Threat Detection Engineer

Koitecc Solutions; Bismarck (ND); On-site; USD 107,000 - 284,000; Full time

Job summary

CVS Health is seeking a Staff Threat Detection Engineer to advance threat detection, hunting, and offensive security capabilities across our security program. You will develop detections, perform adversary emulation, and collaborate with SOC teams to raise both visibility and response effectiveness.

The role requires deep experience with SIEM platforms, threat intelligence, and incident response, plus hands-on work with Defender, Sentinel, CrowdStrike, and Splunk.

Qualifications

• 7+ years of experience in threat detection, hunting, penetration testing, and/or offensive security.
• 5+ years of experience in Microsoft Security tools (Defender for Endpoint, Sentinel), CrowdStrike, and Splunk.
• 3+ years of experience with KQL, SPL, Python, PowerShell, or Bash scripting for automation and detection logic.

Responsibilities

• Develop, deploy, and optimize detection rules across SIEM platforms such as Microsoft Sentinel and Splunk.
• Conduct threat hunting activities using Microsoft Defender, CrowdStrike, and other SOC tools to identify and respond to advanced threats.
• Leverage KQL and SPL (Search Processing Language) to create custom detections and automate responses.
• Continuously refine detection capabilities based on emerging threats and intelligence.
• Assist with internal and external penetration tests to identify vulnerabilities.
• Design and execute adversary emulation scenarios to assess detection and response effectiveness.
• Utilize penetration testing tools and custom scripts to simulate real-world attack scenarios.
• Produce detailed reports with findings and actionable recommendations.
• Work closely with blue teams to conduct purple team exercises, bridging offensive and defensive security efforts.
• Provide actionable insights to improve monitoring, alerting, and incident response based on adversary tactics.
• Facilitate knowledge-sharing sessions to upskill internal teams on TTPs.

Skills

Threat detection

Threat hunting

Automation scripting

Education

Bachelor's degree or equivalent experience

Tools

Microsoft Defender for Endpoint

Microsoft Defender

Microsoft Sentinel

CrowdStrike

Splunk

Job description

CVS Health is seeking a Staff Threat Detection Engineer to advance threat detection, hunting, and offensive security capabilities across our security program. You will develop detections, perform adversary emulation, and collaborate with SOC teams to raise both visibility and response effectiveness.

The role requires deep experience with SIEM platforms, threat intelligence, and incident response, plus hands-on work with Defender, Sentinel, CrowdStrike, and Splunk.