Senior Infrastructure Engineer

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• Senior IT Support Analyst
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• Infrastructure Support Engineer
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• SaaS - Platform based Technology Services
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• Woking Surrey/Hybrid Working
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• £55-65k salary + benefits package
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Our client a global technology leader is currently looking for a Senior Infrastructure Engineer.

Reporting to the Head of IT, the Senior Support Engineer plays a key role in supporting the network, infrastructure and users across all UK sites. This senior position provides technical leadership, owns complex escalations and drives operational maturity across the IT function. The engineer will work closely with the IT Service Desk, Infrastructure, Compliance, Legal and Global IT teams. Experience working in an ISO 27001 active environment, where controls, evidence capture and workflow adherence are part of daily tasks, is essential.

Responsibilities (key tasks and requirements of the role)

Lead escalations and complex technical issues across the IT estate

Maintain and improve ISO-aligned workflows: access control, incident management, asset life cycle, change management

Administration and support:

Microsoft 365, Azure AD/Entra ID

Intune configuration and compliance

JIRA, CrowdStrike, Mimecast, ScreenConnect

Exchange, SharePoint, Teams, M365 Office Suite

Support OS deployment, endpoint hardening and infrastructure optimisation

Be a point of escalations for support Desktop Engineers and ITSD staff

Collaborate with Compliance, Operations and Global IT

Contribute to process development, documentation and training materials

Ensure adherence to SLAs and operational standards across UK sites

Essential Attributes:-

Solid Microsoft 365 administration

Strong Azure AD/Entra ID identity management

Intune policy management and device configuration

Broad Microsoft infrastructure understanding (endpoints, OS and User apps deployment, networks, SaaS)

Experience working in an ISO 27001 active environment

High level documentation allowing upskill others and influence cross-team working