Senior IT Infrastructure Engineer

Description:

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:
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Lead the design, implementation and continual improvement of enterprise infrastructure.
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Deliver infrastructure and cloud migration projects.
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Act as the senior 3rd line technical escalation point.
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Own server, cloud, networking and identity platforms.
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Drive infrastructure security, resilience and disaster recovery.
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Develop automation using PowerShell.
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Mentor and support junior infrastructure engineers.
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Produce technical documentation and maintain operational standards.
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Work closely with third-party suppliers and internal stakeholders.
Essential Technical Skills
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Microsoft Azure (IaaS, networking, virtual machines and cloud services)
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Microsoft Entra ID (Azure AD) and Active Directory
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Microsoft 365 administration
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Exchange Online and Hybrid Exchange
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Windows Server 2019/2022/2025
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Microsoft Intune (MDM & MAM)
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Microsoft Defender, MFA and Microsoft Security technologies
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Azure Site Recovery (ASR) and backup technologies
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PowerShell scripting and automation
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Meraki firewalls, switching and wireless
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TCP/IP, DNS, DHCP and enterprise networking
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Ubuntu Linux administration
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ITIL-based service management environments
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Jira, Confluence and Bitbucket
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Experience leading Azure migrations and infrastructure modernisation
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Strong experience of infrastructure security, disaster recovery and business continuity
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Proven ability to mentor engineers and lead technical projects
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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