Sr. Associate, Information Security Analyst

McKesson•Irving, TX

21h

About The Position

The Information Security Analyst – Level 2 plays a critical role in advancing McKesson’s cybersecurity posture by performing deeper analysis of security events, supporting incident investigations, and contributing to the implementation of security controls across the enterprise. Operating within a regulated environment, this role builds on foundational skills to independently assess threats, identify vulnerabilities, and provide insights that inform risk‑based decision making. The Analyst is responsible for executing more complex operational tasks, recommending improvements to existing processes, and participating in audits and compliance activities. This role contributes to enterprise security by evaluating security data, validating remediation plans, and collaborating with senior analysts, engineering teams, and business partners to ensure solutions are aligned with organizational security requirements. The Analyst provides developing subject matter expertise, supports knowledge sharing, and contributes to strengthening McKesson’s cyber resilience through proactive monitoring and continuous improvement efforts.

Requirements

Degree or equivalent and typically requires 2+ years of relevant experience.
Knowledge of identity practices including implementing user credential management systems and enforcing Access Controls.
Developing skills in performing event correlation and recognizing behavioral patterns using enterprise telemetry.
Ability to assist with performing incident responses (triage, containment support, evidence capture).
Developing skills in performing metadata analysis to enrich alerts and support root-cause hypotheses.
Ability to enhance visibility by validating securing network communications across platforms.
Developing skills in troubleshooting system performance with consideration for security misconfigurations.
Knowledge of applied Cryptography and awareness of implementing enterprise key escrow systems.
Developing skills in creating and maintaining automated security control systems for repetitive checks.
Ability to present findings in short preparing briefings to technical stakeholders.
Knowledge of Artificial Intelligence (AI) Security risks and data protection concerns (introductory).
Candidate must be authorized to work in the U.S, now or in the future, without the support from McKesson.

Nice To Haves

Experience working with SIEM, vulnerability management platforms, endpoint security tools, or related enterprise security technologies.
Exposure to compliance frameworks, security audits, or risk assessments within regulated environments.

Responsibilities

Monitor, investigate, and analyze security alerts and events, applying intermediate‑level triage and determining potential business impact.
Lead initial incident investigation activities by gathering evidence, analyzing indicators, and preparing detailed documentation for senior analysts.
Conduct vulnerability assessments, interpret scan results, and recommend remediation actions to reduce risk exposure.
Perform routine security audits, control testing, and assessments aligned with regulatory and compliance requirements.
Research emerging threats, trends, and technologies, incorporating findings into threat assessments and security enhancements.
Contribute to the development and refinement of security policies, standards, operating procedures, and detection playbooks.
Collaborate with cross‑functional teams to support secure system designs, mitigate risks, and review technology implementations.
Provide guidance to Level 1 analysts, supporting knowledge transfer, mentoring, and skill development.
Produce clear, concise reports on incidents, vulnerabilities, and operational findings for both technical and management stakeholders.
Recommend enhancements to tools, dashboards, and workflows to improve detection efficiency and operational effectiveness.