Senior Infrastructure Engineer (3rd Line) | Cheshire | £65k - £70k
About the Role
My client are seeking a highly skilled and experienced Principal 3rd Line Infrastructure Engineer to join their infrastructure team. This role requires a true subject matter expert – someone colleagues turn to when the most complex technical issues arise. You will provide advanced troubleshooting, design input, and escalation support across the infrastructure stack, ensuring high availability, security, and performance of the systems.
The core focus of the role will be around VMware, Active Directory, Windows & On-Prem stuff.
What You Will Get
* £65,000 – £70,000 basic salary
* Hybrid working (3 days in Altrincham HQ, 2 from home)
* 25 days holiday + bank holidays
* Additional leave for certifications and professional development
* Modern offices and collaborative team culture
* Secure and growing fintech environment with long-term career opportunities
Skills Needed
* Expert knowledge of
Windows Server
and
VMware virtualisation
* Windows Server & Active Directory: Deep understanding of AD internals, authentication protocols, and directory services.
* Virtualisation: Expert knowledge of VMware vSphere (vCenter, ESXi, clustering, storage, networking).
* Linux Administration: Strong command-line expertise, system hardening, and cross-platform integration.
* Networking: In-depth TCP/IP knowledge, subnetting, routing, switching, and performance analysis.
* Storage & Backup: RAID design, SAN/NAS, vSAN, snapshot strategies, backup/restore principles.
* Scripting & Automation: PowerShell, Bash, or Python for operational efficiency.
* Strong troubleshooting ability, able to explain complex technical concepts in a clear and logical manner.
This role would not suit someone too DevOps or Cloud focused. But be better suited to an expert in on-prem. And a wizard with fixing deep technical issues on files, networking, AD, VMs and Exchange.