Senior IT Infrastructure Engineer (3rd Line) – Hybrid/FTC

ARCA Consulting Ltd; Dorchester; Hybrid; GBP 55,000 - 75,000; Full time

Benefits offered by this job

Hybrid work model

Potential permanent opportunity

Job summary

ARCA Consulting Ltd is partnering with a leading e-commerce company to recruit a hands-on Senior IT Infrastructure Analyst / 3rd Line Support Analyst on a 10–12 month FTC, with potential for permanent employment. The role is hybrid, with 2 days per week in the office, and involves maintaining a large Microsoft infrastructure across on-premises and cloud environments.

The successful candidate will act as a technical escalation point, lead major incidents, and drive infrastructure improvements

Qualifications

• Experience in sizeable corporate or enterprise IT environments.
• Strong troubleshooting across Microsoft infrastructure.
• Hands-on IT operations and incident management.

Responsibilities

• 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 virtualization 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.

Skills

Microsoft Azure

Microsoft 365

Windows Server

MECM/ConfigMgr

Intune/Endpoint Management

Networking basics

SQL Server

Citrix

DNS

FTPS/SFTP

MFT

Enterprise backup

Job description

ARCA Consulting Ltd is partnering with a leading e-commerce company to recruit a hands-on Senior IT Infrastructure Analyst / 3rd Line Support Analyst on a 10–12 month FTC, with potential for permanent employment. The role is hybrid, with 2 days per week in the office, and involves maintaining a large Microsoft infrastructure across on-premises and cloud environments.

The successful candidate will act as a technical escalation point, lead major incidents, and drive infrastructure improvements