3rd Line Infrastructure Engineer

Due to exponential growth, my client is currently recruiting for an experienced 3rd Line Infrastructure Engineer to join their established but rapidly expanding Tech Hub in Central Manchester. You'll provide senior technical support and engineering across a large Off-Prem and Cloud environment. You'll act as the escalation point for complex incidents and as a delivery engineer for infrastructure improvements. You'll ensure availability, performance, security, resilience and compliance of core platforms, as well as the opportunity to lead infrastructure projects including initial investigations, implementation and roll out. Key Responsibilities 3rd Line Support & Incident Management

• Act as the technical escalation point for complex infrastructure issues from 1st/2nd line and service desk.
• Lead or support major incident response, including triage, containment, root cause analysis, and service restoration.
• Produce high-quality RCA/post-incident reports with preventative actions and measurable follow-ups.
• Maintain and enhance monitoring/alerting to improve early detection and reduce repeat incidents. Core Infrastructure Engineering
• Design, build, implement and support:
• Windows Server (AD DS, DNS, DHCP, Group Policy), file/print and core services
• Virtualisation platforms (VMware/Hyper-V), resource optimisation and capacity planning
• Backup & recovery (e.g., Veeam), restore testing and data retention controls
• Storage (SAN/NAS), performance tuning and lifecycle management
• Cloud services (Microsoft Azure / M365) where applicable—identity, compute, networking, hybrid services
• Deliver platform upgrades, patching, and lifecycle refresh activities to maintain vendor support and security posture. Required Experience
• Working knowledge of configuration and administration of hybrid Azure estate including IaaS and PaaS solutions.
• Proficient in Microsoft Windows server and desktop operating systems.
• Configuration and administration experience of WSUS, MDT and similar management tools.
• Knowledge and skills in configuring and managing VMware vSphere and experience with Hyper-V solutions.
• Strong Microsoft Office 365 administration skills, including hybrid Azure deployments.
• Extensive hands-on Microsoft Windows network skills including Microsoft AD, Group Policy management, security, DNS, DHCP, DFS, RDP and other Windows services.
• The ability to understand complex WAN and LAN topologies, MPLS, Ethernet extensions etc. Cisco/HP switch, LAN/WAN/wireless configurations.
• Experience managing Fortigate Firewall configuration & network security solutions.
• Administration experience of backup & disaster recovery tools
• Experienced in commonly used anti-virus software packages, particularly Sophos AV suite.
• Thorough understanding of data security principals and best practices, ideally experienced working in a regulated environment, managing commonly used tools such as web security gateways, automated vulnerability assessments, VPNs, and endpoint protection