Senior IT Infrastructure Engineer

An established Suffolk organisation is seeking a Senior IT Infrastructure Engineer to play a leading role in the evolution of its enterprise IT environment. This is a hands-on senior technical position where you'll lead infrastructure projects, act as the highest technical escalation point, mentor engineers and help deliver a significant Azure cloud transformation.

Key Responsibilities include:

• Lead the design, implementation and continual improvement of enterprise infrastructure.

• Deliver infrastructure and cloud migration projects.

• Act as the senior 3rd line technical escalation point.

• Own server, cloud, networking and identity platforms.

• Drive infrastructure security, resilience and disaster recovery.

• Develop automation using PowerShell.

• Mentor and support junior infrastructure engineers.

• Produce technical documentation and maintain operational standards.

• Work closely with third-party suppliers and internal stakeholders.

Essential Technical Skills

• Microsoft Azure (IaaS, networking, virtual machines and cloud services)

• Microsoft Entra ID (Azure AD) and Active Directory

• Microsoft 365 administration

• Exchange Online and Hybrid Exchange

• Windows Server 2019/2022/2025

• Microsoft Intune (MDM & MAM)

• Microsoft Defender, MFA and Microsoft Security technologies

• Azure Site Recovery (ASR) and backup technologies

• PowerShell scripting and automation

• Meraki firewalls, switching and wireless

• TCP/IP, DNS, DHCP and enterprise networking

• Ubuntu Linux administration

• ITIL-based service management environments

• Jira, Confluence and Bitbucket

• Experience leading Azure migrations and infrastructure modernisation

• Strong experience of infrastructure security, disaster recovery and business continuity

• Proven ability to mentor engineers and lead technical projects

• Excellent troubleshooting, analytical and communication skills

Desirable: Azure certifications (AZ-104/AZ-305), ITIL Foundation and experience with Oracle environments or Arctic Wolf EDR.

If you're looking for a role where you can influence technical direction, work on major Azure transformation projects and play a key part in the future of a growing infrastructure environment, we'd like to hear from you.