Infrastructure Engineer - Wintel & Networks - Azure

Pioneer Search; Greater London; On-site; GBP 50,000 - 70,000; Full time

Job summary

Pioneer Search is urgently seeking an Infrastructure Engineer to support a leading Insurance business in Greater London. This role involves maintaining critical systems and providing 2nd/3rd line support across networking, Wintel infrastructure, and Azure cloud services. Ideal candidates will have a solid background in networking and Azure, contributing to ongoing improvements while working in a hybrid environment.

The position provides exposure to both traditional and modern infrastructure, with opportunities for involvement in automation and compliance initiatives.

Qualifications

• Strong grounding in networking technologies such as Cisco and Meraki.
• Experience in 2nd or 3rd line infrastructure support.
• Exposure to on-premise and Azure environments.

Responsibilities

• Support and maintain core network infrastructure including switching and firewalls.
• Manage incidents and service requests in line with SLAs.
• Monitor system performance and ensure stability across infrastructure services.

Skills

Networking

Azure cloud services

Windows Server

Active Directory

VMware

Education

Azure AZ-900 certification

Cisco CCNA/CCNP

Tools

Cisco

Checkpoint Firewalls

Nutanix

Job description

Overview

Working with a leading Insurance business who are urgently seeking an Infrastructure engineer to support their continued transformation. We're looking for a well-rounded Infrastructure Support Engineer to join a growing team supporting a complex, enterprise-scale environment across networking, Wintel infrastructure, and Azure cloud services. This is a fantastic opportunity for someone with a solid networking foundation who is either already working in Azure or actively building cloud expertise. You\'ll play a key role in maintaining critical systems while also getting exposure to ongoing improvements and project work. Working as part of a close-knit infrastructure team, you\'ll provide 2nd/3rd line support across a broad technical landscape. The environment covers both on-premise platforms and Azure, giving you the opportunity to work across traditional and modern infrastructure.

Responsibilities

• Supporting and maintaining core network infrastructure, including switching, firewalls, and cloud networking
• Managing incidents, service requests, and escalations in line with SLAs
• Monitoring system performance and ensuring stability across infrastructure services
• Working across on-prem and Azure environments, supporting hybrid architecture
• Assisting with patching, upgrades, and general platform maintenance
• Contributing to problem management and root cause analysis
• Supporting security initiatives, including vulnerability remediation
• Collaborating with the Service Desk and providing guidance where required
• Getting involved in automation and shift-left initiatives to improve efficiency
• Supporting business continuity testing and resilience planning
• Maintaining accurate technical documentation

Technology

• Networking: Cisco (routing & switching), Meraki, firewalls (Checkpoint / Firepower), wireless technologies
• Infrastructure: Windows Server, Active Directory, Group Policy, Microsoft SQL
• Virtualisation: VMware and hyperconverged platforms (e.g. Nutanix)
• Security & Access: Defender for Endpoint, BitLocker, privileged access tools
• Citrix technologies including DaaS and load balancing (NetScaler)

Key Background

• Strong grounding in networking (Cisco and/or Meraki)
• Experience in a 2nd or 3rd line infrastructure support role
• Exposure to both on-prem and Azure environments
• Understanding of cloud networking and hybrid infrastructure
• Familiarity with Windows server technologies and Active Directory
• Ability to read and interpret SQL queries or scripts
• Experience working within structured IT service environments (ITIL aligned preferred)

Certifications

• Azure AZ-900 (minimum), with AZ-104 or similar highly desirable
• Cisco certifications (CCNA/CCNP)
• VMware, Citrix, or security-related certifications

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