3rd Line Support Engineer at Premier Group, Kent, £250 per day

3rd Line Infrastructure Engineer (Contract)

Location: Kent (Onsite – 5 days per week)

Start Date: ASAP

Contract Type: 2-3 Month Contract (Outside IR35)

Day Rate: £250 per day

Key Requirements

• Available to start immediately
• Able to work onsite in Kent, 5 days per week
• Comfortable acting as a senior escalation point from day one

Overview

We are seeking a 3rd Line Infrastructure Engineer to join on an immediate contract basis, supporting core infrastructure and acting as a key escalation point within the IT team.

A primary function of this role will be handling escalations, taking ownership of complex issues from 1st and 2nd line teams, and driving them through to resolution.

This is a hands-on role requiring strong experience across Microsoft technologies, virtualisation, and networking, with a focus on maintaining stability and supporting ongoing improvements.

Key Responsibilities

• Act as the main escalation point for complex infrastructure and support issues
• Take ownership of escalated tickets from 1st and 2nd line teams through to resolution
• Troubleshoot and resolve high-priority / business-critical incidents
• Support and maintain Windows Server environments
• Administer Microsoft 365 (Exchange Online, SharePoint, Teams)
• Manage Hyper-V environments
• Provide support across Linux systems where required
• Support network infrastructure, including switching and firewalls
• Work with WatchGuard firewalls (VPNs, rules, troubleshooting)
• Support Aruba / HP switching (VLANs, configuration, troubleshooting)
• Operate within ISO27001 security standards
• Follow ITIL v4 processes (incident, problem, change)
• Assist with ongoing infrastructure improvements and project work

Key Skills & Experience

• Experience in a 3rd Line or strong escalation-focused infrastructure role
• Proven ability to handle and resolve complex escalations
• Strong knowledge of Windows Server
• Experience with Microsoft 365 / Azure AD (Entra)
• Hands-on experience with Hyper-V
• Basic to intermediate Linux support
• Good networking knowledge (TCP/IP, DNS, DHCP, VLANs, VPNs)
• Experience with WatchGuard
• Experience with Aruba / HP switching

If this sounds like something you excel in, apply now or ping an email over to msaid@pg-rec.com