Senior Cybersecurity Analyst: Incident Response & Hunting

Mckesson Corporation; Texas; On-site; USD 123,000 - 204,000; Full time

Job summary

McKesson, a Fortune 10 healthcare leader, seeks a Senior Cybersecurity Analyst to strengthen enterprise security monitoring and incident response. You will monitor and investigate security activity, serving as a senior escalation point for complex events and helping decide when to declare a cybersecurity incident.

You will collaborate with technical and business partners through investigation, containment, eradication, and recovery, improving detection logic, playbooks, and processes based on

Qualifications

• 6+ years of professional cybersecurity experience in security operations, threat detection, or incident response.
• Hands‑on experience with SIEM and EDR technologies.
• Working knowledge of MITRE ATT&CK framework and the NIST incident-response lifecycle.
• One or more relevant cybersecurity certifications such as SANS GCIH, GCIA, CySA+ or equivalent.
• Proven ability to investigate events, analyze data, and form defendable conclusions.
• Strong analytical, documentation, and prioritization skills.
• Ability to communicate findings to both technical and non-technical stakeholders.

Responsibilities

• Monitor, detect, analyze, and triage security alerts and events across enterprise environments.
• Serve as a senior escalation point for security events and determine when a cybersecurity incident should be declared.
• Support incident investigation, containment, eradication, recovery, and post-incident reporting.
• Identify attacker techniques using threat intelligence and MITRE ATT&CK.
• Improve SIEM/EDR detections, playbooks, alerts, and response processes.
• Mentor junior analysts and share knowledge across the team.
• Contribute to post-incident reviews, reporting, and security metrics.

Skills

Security operations

Threat detection

Incident response

Stakeholder communication

Analytical thinking

Education

Bachelor's degree in Cybersecurity

Tools

SIEM

EDR

MITRE ATT&CK

NIST

Job description

McKesson, a Fortune 10 healthcare leader, seeks a Senior Cybersecurity Analyst to strengthen enterprise security monitoring and incident response. You will monitor and investigate security activity, serving as a senior escalation point for complex events and helping decide when to declare a cybersecurity incident.

You will collaborate with technical and business partners through investigation, containment, eradication, and recovery, improving detection logic, playbooks, and processes based on