Senior Infrastructure Engineer
Senior Infrastructure Engineer
£70,000 - £75,000 + Excellent BenefitsHybrid - London (up to 3 days per week in office, remainder WFH)Permanent
A leading professional services organisation is expanding its core IT Operations function and is seeking an experienced Senior Infrastructure & Cloud Operations Engineer to technically lead 3rd line support across a modern, cloud-first global estate.
This is a senior, hands-on role where you'll combine technical leadership, architecture-level troubleshooting and project delivery whilst playing a key part in major infrastructure programmes, migrations and platform modernisation initiatives.
What You'll Do:
- Act as the senior technical lead for infrastructure, network and cloud operations
- Own and deliver complex platform, network and security projects alongside PMO teams
- Lead 3rd-line support across cloud, data centre, network and unified communications platforms
- Drive continuous improvement across monitoring, security, automation and service management processes
- Provide design input and technical governance across new and existing infrastructure initiatives
- Support on-call and escalation processes as part of a senior rota
- Collaborate with internal stakeholders and third-party suppliers to ensure consistent, high-quality service delivery
What You'll Bring:
- You'll be coming from a senior operations or infrastructure engineering background within a high-availability, enterprise environment.
- Key skills and experience include:
- Strong Azure cloud background across IaaS, PaaS, SaaS and security services
- Deep experience with Windows Server, Active Directory, Entra ID, DNS/DHCP/NPS, GPO and certificate services
- Microsoft 365 (E5), Exchange Online / hybrid Exchange environments
- Enterprise networking - WAN/LAN, VPNs, firewalls, load balancers, ExpressRoute
- Zero Trust / Zscaler ZPA & ZIA environments
- Virtualisation (VMware / vSphere) and modern data centre technologies
- Network monitoring and observability platforms (SolarWinds or similar)
- Automation and scripting (PowerShell, Terraform or similar)
- Experience supporting Teams telephony and unified communications
- ITIL-aligned service operations experience
- You'll also be detail-oriented, highly organised, comfortable working autonomously, and confident leading technically within a fast-paced, service-critical environment.
Why Join?
-Hybrid working: up to 3 days per week in London office
-Salary: £70,000 - £75,000 + excellent benefits
-Modern, cloud-first infrastructure estate
-Strong investment in technology, automation and security
RSG Plc is acting as an Employment Agency in relation to this vacancy.