Hybrid ICT Infrastructure Engineer: Cloud & Security

Avon Fire & Rescue Service; Portishead Point; On-site; GBP 38,000 - 40,000; Full time

Job summary

Avon Fire & Rescue Service is seeking an ICT Infrastructure Engineer to strengthen the resilience, security, and improvement of its hybrid ICT estate supporting frontline operations. The role covers cloud and on-premise platforms, complex incident resolution, and service standardisation to drive proactive monitoring.

You will help transition ICT services in-house, manage suppliers, and maintain a strong security posture aligned with recognised standards, ensuring reliable and fit-for-purpose

Qualifications

• Experience administering hybrid ICT estates with cloud and on-premise platforms.
• Knowledge of ISO 27001 / Cyber Essentials Plus.
• Experience with Microsoft 365 administration and Defender security.

Responsibilities

• Manage the day-to-day operation of the hybrid ICT estate, ensuring availability, performance, security, and reliability of core services.
• Manage and optimise LAN/WAN infrastructure, including switching, routing, firewalls, and site connectivity across MPLS, VPN, internet breakout, and Azure environments.
• Administer and optimise Azure IaaS and PaaS services, including virtual machines, networking, storage, and backup solutions.
• Manage and maintain VMware environments ensuring platform stability, performance, and efficient resource utilisation.
• Ensure infrastructure services align with security policies, governance standards, and regulatory requirements, embedding secure-by-design and least-privilege principles throughout the environment.
• Administer and maintain identity services across Entra ID and on-premise Active Directory, supporting user lifecycle management, group policies, and hybrid identity integration.
• Administer Exchange Online and associated mail security platforms, managing mail flow, mailbox administration, hybrid configurations, and email security controls including anti-phishing, anti-spam, and transport rules.
• Administer core Microsoft 365 services including SharePoint, OneDrive, Teams, and associated collaboration platforms, ensuring secure, reliable, and effective service delivery.
• Identify opportunities to standardise, automate, and improve ICT services, contributing to the design and delivery of infrastructure solutions aligned to organisational strategy.
• Work collaboratively with internal teams and service users to understand requirements and improve service delivery, providing clear technical guidance to both technical and non-technical stakeholders.
• Administer and optimise Microsoft Defender for Endpoint across the server and endpoint estate, ensuring effective protection, detection, response, and vulnerability management capabilities.
• Act as an escalation point for L1 and L2 engineers, providing technical guidance and support across end-user computing services including Intune, Microsoft Teams, Microsoft 365 productivity applications, and Microsoft Defender technologies.

Skills

Azure

VMware

Entra ID

Active Directory

Exchange Online

Microsoft 365

Security controls

Networking

Tools

Intune

Microsoft Defender

Exchange Online

Job description

Avon Fire & Rescue Service is seeking an ICT Infrastructure Engineer to strengthen the resilience, security, and improvement of its hybrid ICT estate supporting frontline operations. The role covers cloud and on-premise platforms, complex incident resolution, and service standardisation to drive proactive monitoring.

You will help transition ICT services in-house, manage suppliers, and maintain a strong security posture aligned with recognised standards, ensuring reliable and fit-for-purpose