M

McKesson

Supplies medicines and technology to healthcare teams

Senior IAM Engineer - Active Directory

Full-Time
€70.5k - €117.5k/yr+ Annual bonus + Long-term incentive opportunities
Senior
Bachelor's, Master's, PhD
Cork, Ireland
Hybrid
IT OperationsSystem Administration

About the job

Requirements
  • Proven experience as an Active Directory/Entra ID Engineer or similar role with a minimum of 7 years of experience.
  • Advanced understanding of Active Directory, Azure Active Directory/Entra ID, Lightweight Directory Access Protocol, Active Directory Federation Services, and other centralized identity stores.
  • Advanced understanding of Microsoft Azure and familiarity with IAM permissions on Management Groups, subscriptions, and resources.
  • Advanced understanding of Active Directory and Entra ID backup and restore processes and experience performing disaster recovery exercises.
  • Advanced understanding of Windows Server operating systems and Active Directory/Azure Active Directory/Entra ID services.
  • Advanced understanding of PowerShell scripting with proven experience implementing automation, including experience utilizing APIs such as Microsoft Graph.
  • Advanced knowledge of directory synchronization tools, such as Azure Active Directory/Entra ID Connect and Okta Active Directory integration.
  • A degree or equivalent is required; fewer years may be required with relevant Master's or Doctorate qualifications.
Responsibilities
  • Provide subject matter expertise and support the analysis, design, and implementation of hybrid on-premises and cloud Active Directory environments and Azure Active Directory/Entra ID tenants.
  • Engage and collaborate with business and technical partners to integrate systems and applications with centralized authentication such as Active Directory or Azure Active Directory/Entra ID.
  • Provide subject matter knowledge and expertise on Active Directory, Azure Active Directory/Entra ID, and Okta Active Directory synchronization.
  • Support new product comparison, vetting, and selection to ensure technology is relevant and meets business requirements.
  • Drive Active Directory and Entra ID disaster recovery drills, process improvements, and documentation efforts.
  • Enhance authentication platforms to protect systems from evolving cyber threats and maintain operational stability.
  • Collaborate with global cross-functional teams to ensure the stability, scalability, and security of Active Directory, Azure Active Directory/Entra ID, and Okta environments, and participate in identity and access management discussions.
  • Respond to and resolve complex, high-severity incidents.
  • Lead regular reviews of deployed infrastructure, develop detailed architecture, and create and update technical documentation and Standard Operating Procedures.
  • Analyze current authentication service platforms to identify technical and operational enhancement opportunities and develop continuous improvement action plans.
  • Lead regular assessments of system and process hygiene and identify and implement automation.
  • Research and implement innovations in IT security and identity and access management technologies and services.
  • Provide on-call support as needed for operational continuity of identity platforms.
Desired Qualifications
  • Proven ability to effectively prioritize and execute tasks with competing priorities and strong influencing skills to work with various service owners.
  • Demonstrated experience effectively leading and managing collaborative service management solutions across disparate functional teams.
  • Advanced knowledge of Azure Active Directory/Entra ID capabilities such as Conditional Access Policies, Privileged Identity Manager, and Application Registrations.
  • Advanced understanding of Active Directory attributes, LDAP queries, PowerShell scripting, Active Directory Federation Services, Group Policy Object analysis, configuration, and item-level targeting, Active Directory replication, Active Directory backup and restore, and certificate installation.
  • Advanced understanding of implementing security on Active Directory and Entra ID and hardening those platforms.
  • Advanced understanding of Single Sign-On and authentication protocols such as SAML and OIDC.
  • Advanced knowledge of security best practices for Active Directory and Azure Active Directory/Entra ID.
  • Excellent problem-solving skills and ability to work well under pressure.

About the company

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, Texas

Founded

1833

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Simplify's Take

What believers are saying

  • Reinvestment has cash behind it: McKesson reported $6.2 billion operating cash flow for fiscal 2026 in May 2026.
  • Specialty expansion drives growth: McKesson reported 31% higher fiscal 2026 Oncology and Multispecialty sales in May 2026.
  • Technical candidates have openings: McKesson lists 154 information technology jobs on its career site in October 2026.

What critics are saying

  • One customer holds bargaining power: CVS generated 24% of McKesson's fiscal 2026 revenue, reported in May 2026.
  • Technology jobs face cuts: McKesson approved prescription technology headcount reductions during January through March 2026.
  • Medical supply careers face separation: McKesson outlined a planned Medical-Surgical IPO alongside Apollo's investment agreement in April 2026.

What makes McKesson unique

  • McKesson backs independent ownership: its Health Mart franchise supports pharmacies that remain independently owned and operated.
  • Generic purchasing has a retail partner: McKesson and Walmart jointly source medicines through ClarusONE.
  • McKesson reaches prescribing workflows: CoverMyMeds processes insurance approval requests free for clinicians across all plans and medications.

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Benefits

Performance Bonus

401(k) Company Match

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

0%
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