Staff Threat Detection Engineer — Purple Team & Equity

Koitecc Solutions; Des Moines (IA); Hybrid; USD 107,000 - 284,000; Full time

Benefits offered by this job

Medical, dental, and vision coverage

Retirement savings options

Paid time off

Job summary

CVS Health is seeking a Staff Threat Detection Engineer to advance threat hunting, detection engineering, and offensive security capabilities across the security operations program. You will build detections, perform adversary emulation, and help mature the overall security posture.

The role collaborates with SOC, IR, and blue teams to validate controls, drive automation, and deliver timely threat insights. A strong background in SIEMs, scripting, and MITRE ATT&CK is required for success.

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 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

Penetration testing

Offensive security

Automation scripting

Education

Bachelor's degree or equivalent experience

Tools

Microsoft Defender for Endpoint

Microsoft Sentinel

CrowdStrike

Splunk

Job description

CVS Health is seeking a Staff Threat Detection Engineer to advance threat hunting, detection engineering, and offensive security capabilities across the security operations program. You will build detections, perform adversary emulation, and help mature the overall security posture.

The role collaborates with SOC, IR, and blue teams to validate controls, drive automation, and deliver timely threat insights. A strong background in SIEMs, scripting, and MITRE ATT&CK is required for success.