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About the Role
As IT Service Manager, you will be responsible for the delivery, performance, and continual improvement of enterprise IT services supporting the Sizewell C programme. This role combines technical leadership, service management, supplier governance, and operational assurance to ensure business-critical digital services remain secure, available, and compliant within a highly regulated environment.
Responsibilities
- Own the end-to-end delivery of IT services across Sizewell C.
- Ensure service performance achieves agreed SLAs, OLAs, and operational KPIs.
- Lead Major Incident, Problem, Change, and Service Continuity processes.
- Drive continual service improvement initiatives using ITIL best practices.
- Manage service health reporting, operational dashboards, and executive-level service reviews.
- Ensure (eventual) 24x7 support arrangements are effective for critical systems and sites.
- Provide technical oversight across Microsoft 365 and Digital Workplace services, Cloud platforms (Azure), Enterprise infrastructure and networks, Identity and Access Management, Business applications and integrations, Cyber security tooling and monitoring, and Site IT and operational technology interfaces.
- Support technical design reviews and operational acceptance into service.
- Ensure technical solutions are supportable, maintainable, and aligned with architecture standards.
- Manage multiple managed service providers and technology vendors.
- Conduct regular service review meetings and performance assessments.
- Monitor contractual obligations and supplier compliance.
- Identify and escalate service risks and issues.
- Drive accountability for service improvements and corrective actions.
- Ensure services comply with Nuclear industry requirements, Cyber security standards, Regulatory obligations, Data protection legislation, and Internal governance policies.
- Support audits, assurance reviews, and compliance reporting activities.
- Maintain operational risk registers and mitigation plans.
- Work closely with Cyber Operations and Cyber Assurance teams.
- Ensure operational services meet security requirements and are appropriately monitored.
- Support vulnerability management, patching compliance, and security incident response activities.
- Contribute to business continuity and disaster recovery planning and testing.
- Build strong relationships with senior business stakeholders and project teams.
- Act as the primary escalation point for service-related issues.
- Communicate technical risks and service performance in business-friendly language.
- Support the transition of new digital capabilities into operational support.
Requirements
- Significant experience managing enterprise IT services within a complex organisation.
- Strong knowledge of ITIL Service Management practices.
- Experience managing outsourced service providers and complex supplier ecosystems.
- Technical background in infrastructure, cloud, applications, networking, or cyber security.
- Experience with Microsoft 365, Azure, and enterprise service management tools.
- Proven experience leading major incident and service recovery activities.
- Strong analytical and problem-solving skills.
- Excellent stakeholder management and communication skills.
- Experience working within regulated industries such as Nuclear, Energy, Utilities, Defence, Financial Services, or Transportation.
- Must meet criteria for Security Vetting, ordinarily requiring UK residency for at least three of the past five years.
- Right to work in the UK.
Skills
- ITIL Service Management
- Microsoft 365
- Azure
- Enterprise service management tools
- Major incident management
- Service recovery
- Analytical skills
- Problem-solving skills
- Stakeholder management
- Communication skills
- ITIL Foundations certification (Desirable)
- Microsoft Azure certifications (Desirable)
- ServiceNow (Desirable)
- Project management methodologies (Desirable)
Location
- London
- Other sites
Work Type
- Permanent
- Full-time
- Hybrid
Experience Level
- Depending on experience
Education Level
- ITIL Foundations certification (Desirable)
- Microsoft Azure certifications (Desirable)
Salary/Compensations
- Circa £66,000 per annum
Benefits
- 28 days annual leave plus bank holidays
- 5% annual bonus
- Defined Contribution Pension Scheme with up to 7.5% employee contribution and 15% employer contribution
- Opportunities for career development
- Flexible and hybrid working options
About the Company
- Sizewell C is building one of the UK’s largest and most important energy projects.
- Be part of one of the most important low-carbon energy projects in the UK.
- Work in a mission-driven environment that values innovation, integrity, and long-term sustainability.
Equal Opportunity
- At Sizewell C we encourage and embrace diversity and how it can improve our experience and performance at work.