Tomorrow’s health is… Tackling challenges no one else can.

McKesson’s Lead Threat Detection Engineer will be a member of our global cyber threat intelligence, incident response, analytics, and engineering team responsible for advancing our detection capabilities and tools. This team is responsible for building detection content, enabling integration, automation, enrichment, and performance of alerts. This role enables speed, quality, and coverage of threats for security operations and reduces risk to McKesson business operations.

Position Description/Responsibilities

• Mature from a manual detection practice to a modern, automated, and standardized Detection-as-Code practice and infrastructure.
• Develop use-cases based on intelligence, red team results, and incident data
• Develop IOC workflows and a feedback loop for the Threat Intel Platform (TIP)
• Write detection and correlation rules to identify threats across our stack
• Assist in onboarding logs and identifying gaps in logs or alert results
• Develop a deep understanding of data models, macros, indexes, sources, and field alias and the technology foundation our detection stack is built
• Understand data schema/API standards, automation, and messaging systems
• Bring a metrics-driven mindset to our rules, signals (IOCs), and alerts

Minimum Qualifications:

• Degree or equivalent and typically requires 10+ years of relevant experience. Less years required if has relevant Master’s or Doctorate qualifications.

Critical Requirements

• Prioritize detection use-case and scope and create a logical rule
• Ability to prioritize decisions to either write a rule and/or tune a tool/policy
• Practical experience with threat Actor tracking, tactics, tools, and techniques and working closely with Intel, SOC, and Red Teams (Purple Teams)
• Ability to measure detection coverage across common frameworks (e.g. NIST CSF, MITRE, KC) and simplify rules and configurations to optimize alerts
• Ability to automate tasks via scripting, automating inputs and outputs of APIs, and programming skills such as python to enable detection engineering tasks
• Exceptional interpersonal, organizational, and communication skills and ability to internalize and exemplify Mckesson core values.
• Splunk SPL knowledge​ and SIEM experience or additional SIEM background

Following Qualifications would be advantageous:

• 10+ years of professional experience in two or more domains, including: detection engineering, data engineering, incident response, threat hunting, threat intelligence.                                                                                                      
• Bachelor’s degree in computer science, Information Security, Security Engineering, Statistics, or Data Science
• Chronicle Experience, Splunk Certifications (1,2), Automation certifications (Security with Python SEC573), Sigma Rules