M365 Technical Manager

Date Posted:

2026-04-15

Country:

United Kingdom

Location:

Livingston, West Lothian

Position Role Type:

Hybrid

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defence.

The role

The M365 Manager will lead the strategic and operational management of the Microsoft 365 platform, ensuring that productivity applications are reliable, secure, and continuously optimised. This role will own the M365 roadmap, oversee platform governance, and drive improvements in service quality, user experience, and operational effectiveness.

Responsibilities

• Deliver high standards of operational effectiveness across the Microsoft 365 platform, ensuring performance, stability, and service excellence.

• Own and develop the M365 roadmap, ensuring alignment with organisational priorities, user needs, and emerging technologies.

• Lead platform security and governance, ensuring compliance with internal policies and industry best practices—particularly within secure or regulated environments.

• Oversee incident and problem management for M365 services, ensuring timely resolution, root‑cause analysis, and continuous improvement.

• Champion user experience and customer satisfaction, developing strong relationships with stakeholders across the business.

• Manage service processes in line with ITIL principles, driving maturity in service delivery and operational management.

• Ensure the platform meets enterprise‑level standards for resilience, scalability, and integration with wider infrastructure.

• Build and lead a high‑performing M365 team, fostering a culture of accountability, collaboration, and professional growth.

Candidate requirements

• Proven experience managing Microsoft 365 at enterprise scale, with strong knowledge across core workloads (Teams, Exchange Online, SharePoint, OneDrive, Entra ID, etc.) for a minimum of 8 years.

• Microsoft Qualifications required:,

• Microsoft certification M365 Administrator Expert or hold at least 3 of the following Microsoft 365 certifications: Endpoint Administrator Associate, Messaging Administrator Associate, Teams Administrator Associate, Identity and Access Administrator Associate, Information Security Administrator Associate certification.

• Microsoft Qualifications optional: Designing Microsoft Azure Infrastructure Solutions (AZ-305)

• Demonstrated success working in secure, regulated, or compliance‑driven environments.

• Strong leadership capabilities with experience guiding technical teams and driving high performance.

• Customer‑focused approach with excellent communication and stakeholder‑management skills.

• Hands‑on experience developing and delivering technology roadmaps.

• Strong problem‑solving and organisational skills.

• Competence in ITIL‑aligned service management; ITIL certification desirable.

Typically requires: A University Degree or equivalent experience and minimum 8 years prior relevant experience, or An Advanced Degree in a related field and minimum 5 years experience.

Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader.