Senior On-Prem Infrastructure Engineer – Migrations & DR

Sentinel; Manchester; On-site; GBP 70,000 - 90,000; Full time

Job summary

Sentinel in Manchester/Oldham seeks an experienced Infrastructure Engineer to design and deliver on-premises server migrations. This role is hands-on and not a service desk position, reporting to the Head of IT.

You will own the infrastructure behind the business: servers, platforms, security and automation. Expect to work on migrations, AD, Hyper-V, SQL, IIS, RDS, and M365 Hybrid with Intune, while maintaining backups, DR and cyber essentials readiness.

Qualifications

• 6-8+ years in IT infrastructure.
• Extensive experience designing and delivering on-prem to on-prem server migrations (essential).
• Strong Windows Server, AD, Group Policy and Hyper-V experience.
• Hands-on SQL Server, IIS and RDS migration experience.
• M365 Hybrid and Intune experience.
• Sound networking knowledge: TCP/IP, VLANs, WAN, VPN.
• Firewall experience, ideally Sophos XGS or another next-generation firewall.
• Patching, vulnerability remediation, and backup and DR experience.
• PowerShell scripting.
• The ability to explain technical problems clearly to non-technical users.
• You must live within commuting distance of Manchester and Oldham. The role is on site five days a week.

Responsibilities

• Design and run on-prem to on-prem server migrations, upgrades and refresh projects.
• Run Windows Server, Active Directory, Group Policy and Hyper-V.
• Support and migrate SQL Server, IIS and Remote Desktop Services.
• Own backup, disaster recovery and business continuity.
• Patch, monitor and secure servers, endpoints and platforms.
• Work on M365 Hybrid, Azure/Entra ID and Intune.
• Support networking: switching, VLANs, firewalls (Sophos XGS), VPN and WAN.
• Run vulnerability remediation and endpoint protection, and help deliver Cyber Essentials Plus.
• Automate tasks with PowerShell.
• Act as the escalation point for the service desk, and keep documentation and network diagrams up to date.

Skills

Windows Server

Active Directory

Group Policy

Hyper-V

SQL Server

IIS

Remote Desktop Services

PowerShell scripting

M365 Hybrid

Intune

Networking basics

Cyber Essentials Plus

Tools

Sophos XGS firewall

Hyper-V Manager

SQL Server Management Studio

IIS Manager

PowerShell ISE

Job description

Sentinel in Manchester/Oldham seeks an experienced Infrastructure Engineer to design and deliver on-premises server migrations. This role is hands-on and not a service desk position, reporting to the Head of IT.

You will own the infrastructure behind the business: servers, platforms, security and automation. Expect to work on migrations, AD, Hyper-V, SQL, IIS, RDS, and M365 Hybrid with Intune, while maintaining backups, DR and cyber essentials readiness.