I.T Manager - Infrastructure Engineer

At Mace, our purpose is to redefine the boundaries of ambition. We believe in creating places that are responsible, bringing transformative impact to our people, communities, and societies across the globe. To learn more about our purpose, culture, and priorities, visit our strategy site.

Within our consult business we harness our unique combination of leading-edge practical expertise and project delivery consultancy to unlock the potential in every project.

We are seeking an experienced I.T. Manager, Infrastructure Engineer to help maintain, secure, and improve the technology our employees rely on everyday. This position combines hands‑on systems administration, advanced technical support, security operations, and project work across Microsoft 365, endpoint management, networking, and cloud infrastructure.

The successful candidate will take ownership of complex issues, strengthen operational processes, and identify opportunities to improve reliability, security, and the employee experience. They will be resourceful and analytical, combining independent research, practical experience, and sound judgment to resolve unfamiliar problems.

This role requires someone who enjoys both building technology and helping people use it effectively. Clear communication, thorough documentation, and a service‑oriented approach are essential.

• Administer and maintain computer systems, cloud services, file services, and supporting infrastructure.
• Provide Tier 2 and Tier 3 support for complex hardware, software, identity, connectivity, and application issues.
• Investigate recurring incidents, identify root causes, and implement lasting improvements.
• Support employee onboarding, role changes, and offboarding through timely device provisioning and access management.
• Coordinate with employees, IT colleagues, and vendors to resolve issues and deliver technology projects.
• Manage Windows 11 endpoints, including deployment, configuration, and provisioning through Microsoft Intune and Windows Autopilot.
• Maintain Dell hardware and other supported devices throughout their lifecycle, including inventory, replacement planning, and secure retirement.
• Administer Microsoft Entra , security groups, role‑based access, multifactor authentication, and Conditional Access.
• Develop and maintain device compliance policies, configuration profiles, update rings, and application deployments.
• Maintain Group Policy baselines and support the planned transition to modern device management where appropriate.
• Support Apple device enrollment and management through Apple Business Manager and device management platforms.
• Maintain identity and provisioning integrations with HR systems, such as ADP Workforce Now or Workday, as applicable.
• Administer Exchange Online, Teams, SharePoint Online, One Drive, and related Microsoft 365 services.
• Manage service configuration, licensing, permissions, and operational health.
• Partner with business stakeholders to improve collaboration, information access, and effective use of Microsoft 365.
• Support the evaluation and governed adoption of Microsoft Copilot, Power Apps, Fabric, and Microsoft Foundry in partnership with relevant business and technical owners.
• Apply least‑privilege access and established security baselines across systems and endpoints.
• Help employees recognize phishing attempts, suspicious requests, and other common security threats.
• Use Ninja One to monitor endpoints, manage patches, deploy software, and provide remote support.
• Coordinate vendor support, service commitments, renewals, and statements of work for assigned platforms.
• Support Global Relay administration and related retention or archiving requirements in coordination with designated business and compliance owners.
• Re…