About this role
Salary: £70,000 - 80,000 per year
Requirements: Proven experience in a senior Infrastructure Engineer, Systems Engineer, Systems Architect or Operational Technology role.Strong knowledge of Windows and/or Linux server administration.Solid networking expertise including TCP/IP, VLANs, routing and firewall technologies.Experience designing and supporting backup, recovery and disaster recovery solutions.Strong understanding of high-availability environments and business-critical operational systems.Experience managing databases, storage platforms and data reliability.Excellent troubleshooting skills across complex, integrated technical environments.Experience with infrastructure monitoring, alerting and performance management tools.Understanding of security best practices, access control and secure infrastructure design.Excellent communication skills with the ability to work independently and collaborate across technical teams.Experience within operational technology (OT), industrial or critical infrastructure environments.Exposure to cloud platforms such as Azure or AWS.Familiarity with Microsoft 365 and Entra ID.Knowledge of cybersecurity frameworks and secure system architecture.Eligibility to obtain UK Security Clearance (SC). Responsibilities: Design and maintain scalable, secure and resilient system architectures across internal platforms and customer deployments.Develop, implement and regularly test backup, restore and disaster recovery strategies to ensure business continuity.Support and optimise operational databases, data pipelines and storage platforms, maintaining data integrity and system performance.Deploy, configure and manage Windows and Linux server environments alongside networking and storage infrastructure.Implement proactive monitoring, alerting and performance management to minimise downtime and improve operational visibility.Provide technical support for live customer environments, including deployments, upgrades, fault resolution and ongoing maintenance.Lead complex troubleshooting and root cause analysis across infrastructure, networking, applications and integrated systems.Maintain strong security controls, access management and governance processes while supporting industry best practice.Produce clear technical documentation including architecture diagrams, operational procedures and disaster recovery plans.Drive continuous improvement initiatives to enhance system resilience, operational efficiency and deployment standards. Technologies: AWSArchitectAzureCloudFirewallSupportLinuxMicrosoft 365SecurityTCP/IPWindowsOffice 365 More:
We are partnering with an innovative technology business delivering mission-critical operational systems to customers across the UK and internationally. This is a permanent hybrid role based in Reading, offering a mix of office-based and customer-facing work with regular travel to client sites. You will join a collaborative environment where you will have genuine ownership of critical systems, influence technical strategy, and work on complex engineering challenges while contributing to large-scale, high-availability technology solutions.
last updated 29 week of 2026