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# Identity & Access Principal Engineer

- **Company:** Post Office Ltd
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Active Directory, Active Directory Federation Services, Cyber Security, Identity and Access Management, Microsoft Software, Public Key Infrastructure, Windows PowerShell
- **Published:** September 14, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=feca88caaca7eeaa

## About the Role

* Significant experience in a senior infrastructure engineering, platform engineering or technical specialist role within a large, complex enterprise environment.
 * Strong hands-on expertise across Active Directory, Entra ID, Microsoft Identity Manager (MIM), Conditional Access, ADFS, Microsoft PKI and PowerShell.
 * Experience designing, implementing and supporting enterprise identity and access management solutions.
 * Experience producing and reviewing technical designs, operational documentation and support models.
 * Proven experience working with Cyber Security, Architecture, project delivery teams and managed service providers.
 * Strong background in major incident management, problem management and root cause analysis., * Excellent technical judgement and the ability to act as a trusted technical authority.
 * Strong stakeholder management and communication skills, with the ability to influence at all levels.
 * Ability to balance strategic thinking with hands-on technical delivery.
 * Strong analytical and problem-solving capabilities.
 * Excellent planning, prioritisation and decision-making skills.
 * A collaborative leadership style with a passion for coaching and developing others.

## Description

As a senior technical authority, you'll provide leadership across our identity and access management estate, ensuring services are secure, resilient, scalable and aligned with business and security objectives. Working closely with Technology, Cyber Security, Architecture and key suppliers, you'll drive platform improvements and support the delivery of strategic technology initiatives.

This is an exciting opportunity for someone who is passionate about modern identity technologies and enjoys combining technical expertise with strategic influence.


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