Senior IT Infrastructure & Server Engineer / 3rd Line Support

Senior IT Infrastructure &amp; Server Engineer / 3rd Line Support (hands on)<br />An urgent start required!<br />Leading E-commerce Company | Hybrid 2 days per week onsite | 10–12 Month FTC | Potential to Become Permanent<br />ARCA is proud to be working with a leading e-commerce company that is looking for a hands-on Senior IT Infrastructure &amp; Server Engineer / 3rd Line Support Analyst to join its infrastructure team on an initial 10 – 12 month fixed-term contract, with the potential for the role to become permanent.<br />This is a great opportunity for an experienced infrastructure or 3rd line support professional who enjoys being hands-on with technology, troubleshooting complex issues and getting involved in infrastructure projects and improvements.<br />You’ll be part of a team responsible for maintaining and evolving a large-scale Microsoft infrastructure environment, supporting both on-premises and cloud technologies. You’ll act as a technical escalation point for complex issues, take ownership of major incidents and help deliver infrastructure changes and improvements.<br />The Role<br />As a Senior IT Infrastructure Analyst, you will:

• Provide hands-on 3rd line infrastructure and technical support, working closely with the Service Desk and wider IT teams.
• Act as a technical escalation point for complex infrastructure issues and troubleshoot problems through to resolution.
• Take a technical lead during P1/P2 major incidents, coordinating activity across relevant resolver teams.
• Support and maintain a hybrid Microsoft infrastructure environment, covering both cloud and on-premises technologies.
• Work extensively with Microsoft Azure, Entra ID, Active Directory and Microsoft 365.
• Manage and support the end-user computing environment using Microsoft Configuration Manager (MECM/ConfigMgr) and Intune.
• Support Windows Server and desktop environments, including patching, upgrades, certificates and platform optimisation.
• Work with virtualisation technologies including VMware and Hyper-V.
• Support software deployment, provisioning and policy compliance through ConfigMgr and Intune.
• Investigate recurring issues, carry out root cause analysis and implement preventative solutions.
• Contribute to infrastructure projects, technical changes and service improvements from planning through to implementation and testing.
• Maintain technical documentation and help establish infrastructure standards and best practice.
• Participate in a 24/7 on-call rota for business-critical services.<br />About You<br />We’re looking for someone who is technically strong, hands-on and comfortable operating at 3rd line level. You’ll ideally have experience working within a sizeable corporate or enterprise IT environment and be confident troubleshooting across a broad Microsoft infrastructure estate.<br />You should have strong experience with:
• Microsoft Azure Local
• Microsoft 365
• Windows Server and desktop environments
• Microsoft Configuration Manager (MECM / ConfigMgr)
• Microsoft Intune / Endpoint Management
• Basic networking and infrastructure troubleshooting
• Experience with SQL Server, Citrix, DNS, Always On VPN, Managed File Transfer (MFT), FTPS/SFTP and enterprise backup solutions would also be beneficial.<br />You’ll be a strong problem solver with a methodical approach to troubleshooting, good communication skills and the ability to take ownership of issues from initial investigation through to resolution.<br />What's on Offer?
• 10–12 month FTC
• Potential opportunity to become permanent
• Hybrid working – 2 days per week in the office
• Opportunity to join a well-established and recognisable e-commerce business
• A genuinely hands-on infrastructure / 3rd line role
• Exposure to a broad Microsoft, cloud and on-premises technology environment
• The opportunity to make a real impact through infrastructure improvements and automation<br />If you’re an experienced 3rd Line Support Analyst, Infrastructure Analyst, Infrastructure Engineer or Senior Infrastructure Engineer with strong Microsoft, Azure, ConfigMgr and Intune experience, we’d be keen to hear from you