3rd Line Engineer

London Source: WhatJobs
See advert for pay

Overview

In this role you act as the senior escalation point for complex issues within a growing Managed Services team. You will blend advanced troubleshooting with proactive service improvements and customer engagement to support Microsoft cloud and infrastructure environments. You lead major incident investigations, health checks and audits, and mentor junior engineers. This position offers an opportunity to impact resilience, security and performance for a diverse client base, with a hybrid work setup and a focus on cloud-first Microsoft technologies. You will work closely with cross-functional teams to drive service delivery and knowledge sharing, shaping how clients get the most from M365 and A​

Responsibilities

  • Act as final escalation point for complex incidents and service requests
  • Lead major incident investigations and root cause analysis
  • Deliver technical audits, health checks and best-practice assessments
  • Support and maintain Microsoft 365, Azure, Windows Server and Active Directory
  • Identify technical risks and recommend improvements for resilience, security and performance
  • Produce technical documentation and customer-facing reports
  • Provide technical guidance and mentoring to 1st/2nd Line Engineers
  • Contribute to service improvement initiatives and knowledge sharing

Key requirements

  • Proven experience in a 3rd Line Support Engineer or Senior Infrastructure Engineer role
  • Strong Microsoft 365 knowledge (Exchange Online, Teams, SharePoint, Entra ID, Intune)
  • Experience with Azure, Windows Server and Active Directory
  • Networking fundamentals (DNS, DHCP, TCP/IP, VPN)
  • Endpoint management and IT security best practices understanding
  • Experience in ITIL-led environments and ITSM platforms
  • Strong troubleshooting, analytical and problem-solving skills
  • Excellent written and verbal communication with a customer-focused approach
  • customer-focused
  • strong communication
  • mentoring/leadership
  • Microsoft 365 (Exchange Online, Teams, SharePoint, Entra ID, Intune)
  • Azure
  • Windows Server

Full job description from WhatJobs. Apply for this role →

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