Operational Technology Manager

Location: Woolpit

At BUUK Infrastructure, our vision is to be the leading utility partner to accelerate the UK towards net zero for all our customers. Our group of companies has been the major drive for change and innovation over 30 years. We provide a supportive environment that is committed to enabling our people to be the best – ensuring they feel proud to be themselves and part of BUUK Infrastructure.

We are looking for Operational Technology Manager who would like to help us reach our mission to “earn customer loyalty and drive business growth by providing consistently excellent service”. Purpose of this role To provide dedicated leadership and accountable ownership for the operational technology platforms and infrastructure that underpin BUUK critical operational services. The role will establish secure, resilient and supportable OT services across fibre initially and, where agreed, electric, water and other operational networks.

The postholder will define service boundaries, build sustainable capability, manage suppliers and roadmaps, and coordinate OT infrastructure, cyber security, risk, architecture and service management. Your key responsibilities are Own the OT infrastructure and platform strategy, roadmap, service model and lifecycle across the agreed BUUK scope. Establish clear boundaries and operating procedures between IT, OT asset owners, engineering teams, Cyber Security and third parties.

Lead the OT team and develop the capability, documentation, rota, succession and technical standards needed for sustainable support. Maintain accurate OT asset inventories, architecture documentation, network diagrams, dependencies, support models and technical risk records. Oversee OT identity, privileged access, network segregation, hosting, monitoring, backup, recovery, patching and vulnerability remediation. Embed security in OT design, procurement, onboarding, change and supplier management.

Coordinate incident detection, response, recovery and post-incident improvement for OT platforms. Manage OT suppliers and support agreements, ensuring service levels, controlled remote access and operational accountability. Plan and govern OT change to protect availability, continuity, safety and regulatory obligations. Develop and exercise resilience, disaster recovery and continuity arrangements. Work collaboratively with the PMO and Projects function to provide governance, prioritisation, resource planning, risk management, benefits realisation and successful transition of change into operational service.

Provide OT technical leadership, operational-readiness assessments, risk evaluations and service-transition requirements throughout project and programme life cycles. Support portfolio planning and investment prioritisation with lifecycle roadmaps, dependencies, resilience requirements and technical risk assessments. Report transparently on availability, capacity, vulnerabilities, incidents, risks, lifecycle, compliance and roadmap delivery. Any role-specific security screening required for access to critical operational environments. Participation in an on-call or standby rota and out-of-hours incident support, where required.

Qualifications Degree-level qualification in information technology, engineering, telecommunications, cyber security or a related discipline, or equivalent substantial professional experience. Relevant professional qualification or training in infrastructure, networking, cloud, OT, cyber security or service management. Evidence of continuing professional development in OT, infrastructure resilience or cyber security. Experience/Knowledge Significant experience managing enterprise infrastructure, networks, cloud or operational technology in a critical or highly available…