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3rd line infrastructure engineer

Constant Recruitment Ltd
Infrastructure engineer
Posted: 5 January
Offer description

Salary: £38,000 - 45,000 per year Requirements:

* Experience in a 2nd/3rd line role within an MSP environment
* Strong communication skills and client-facing confidence
* A methodical and calm approach under pressure
* Full UK driving licence and access to your own vehicle
* Core technical skills:
* - Windows Server (setup, troubleshooting, maintenance)
* - Microsoft 365 administration and support
* - Active Directory & Group Policy
* - Network support (routers, switches, firewalls; WatchGuard experience is a bonus)
* - TCP/IP, DNS, DHCP
* - Strong experience with remote and on-site troubleshooting
* - Comfortable working across a broad IT estate (hardware, software, cloud, networking)
* - Experience delivering infrastructure projects and identifying opportunities for improvement
Responsibilities:
* Provide 3rd line support and infrastructure troubleshooting
* Lead smaller client projects and rearchitect customer networks
* Act as an escalation point for complex issues
* Install, configure, and support client environments across servers, networks, and cloud platforms
* Mentor junior engineers and ensure quality technical delivery
* Attend client sites when required (local travel)
Technologies:
* Active Directory
* Cloud
* Hardware
* Support
* Microsoft 365
* Network
* TCP/IP
* Windows
* Office 365
* DevOps

More:

We are a growing and well-regarded Managed Service Provider looking to add an experienced 3rd Line Engineer to our senior engineering team. In this role, you will take ownership of escalated issues, support and guide more junior engineers, and lead on technical projects for a range of SME clients. This is a varied and rewarding position that offers technical autonomy, exposure to different technologies, and a culture that values learning and initiative. If you are ready for a new challenge where no two days are the same, we would love to hear from you.

last updated 1 week of 2026

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