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McKesson

Supplies medicines and technology to healthcare teams

Lead Threat Detection Engineer

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-timeIrving, TX, USARemote

About the Job

Requirements

  • Prioritize detection use cases and scope, and create logical rules.
  • Prioritize decisions about whether to write a rule or tune a tool or policy.
  • Have practical experience tracking threat actors, tactics, tools, and techniques, and working closely with Intelligence, Security Operations Center, and Red Teams (Purple Teams).
  • Measure detection coverage across common frameworks such as NIST CSF, MITRE, and KC, and simplify rules and configurations to optimize alerts.
  • Automate tasks, including API inputs and outputs, using scripting and programming skills such as Python to support detection engineering.
  • Have Splunk Search Processing Language knowledge and experience with a security information and event management system or additional security information and event management background.

Responsibilities

  • Mature the detection practice from manual processes to modern, automated, and standardized Detection-as-Code practices and infrastructure.
  • Develop use cases based on intelligence, red team results, and incident data.
  • Develop indicator-of-compromise workflows and a feedback loop for the Threat Intel Platform.
  • Write detection and correlation rules to identify threats across the technology stack.
  • Assist with onboarding logs and identifying gaps in logs or alert results.
  • Develop a deep understanding of data models, macros, indexes, sources, field aliases, and the technology foundation of the detection stack.
  • Understand data schema and application programming interface standards, automation, and messaging systems.
  • Apply a metrics-driven approach to rules, signals (indicators of compromise), and alerts.

Desired Qualifications

  • 10+ years of professional experience in two or more domains, including detection engineering, data engineering, incident response, threat hunting, or threat intelligence.
  • Experience with Chronicle, Splunk Certifications (1, 2), Automation Certifications (Security with Python SEC573), or Sigma Rules.

About the Company

McKesson

Supplies medicines and technology to healthcare teams

McKesson distributes medicines and medical supplies to pharmacies, hospitals and other care providers, alongside services that connect drug manufacturers with patients. Its specialty businesses support community cancer care and clinical research, extending its work beyond moving products through warehouses. The company buys drugs and supplies from manufacturers for resale, while its software helps pharmacies manage inventory and healthcare teams secure insurance approval for prescriptions. It also sells practice management and patient support services to clinicians and drugmakers. McKesson traces its business roots to 1833 and is headquartered in Irving, Texas.

Company size
10,001+
Company stage
IPO
Headquarters
Irving, TX
Founded
1833

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