Senior IT Service Transition Lead — Enterprise Readiness

OneAdvanced; Birmingham; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

26 days holiday + bank holidays

Maternity / Adoption leave

Paternity leave

Sick pay

Employee Assistance Programme

Private medical insurance

Training & development

Job summary

OneAdvanced is seeking a Senior Service Transition Manager to lead IT service transitions for a top customer and support other strategic accounts. You will own end-to-end transitions, from planning and governance to testing and handover, ensuring minimal disruption and high stability.

You will drive governance, manage risks, and ensure operational readiness with ITIL best practices. Hybrid role based in York or Birmingham with regular office attendance as needed.

Qualifications

• Strong experience in IT Service Management or Service Transition within a senior customer-facing role.
• Proven success delivering complex transitions across multiple customers or programmes.
• Good understanding of ITIL best practices, with ITIL and/or SIAM certification desirable.

Responsibilities

• Own the full service transition lifecycle from initiation through to operational acceptance.
• Create and manage transition plans, timelines, dependencies, resources, and risk mitigation.
• Ensure testing, training, documentation, and support models are completed before go-live.
• Act as the senior transition lead for customers, building trusted stakeholder relationships and managing escalations.
• Drive governance, progress reporting, and adherence to service transition frameworks and ITIL best practices.
• Identify, manage, and resolve risks, issues, and service impacts throughout transition and Early Life Support.
• Own service acceptance criteria and gatekeeper for live service handover into Operations.
• Lead knowledge transfer, operational readiness, and post-go-live reviews for continuous improvement.
• Collaborate across project, technical, operational, and supplier teams to deliver seamless transitions.
• Track KPIs and provide clear reporting on transition quality, readiness, and service performance.

Skills

IT Service Management

Service Transition

ITIL

Stakeholder Leadership

Risk Management

Communication

Travel Flexibility

Job description

OneAdvanced is seeking a Senior Service Transition Manager to lead IT service transitions for a top customer and support other strategic accounts. You will own end-to-end transitions, from planning and governance to testing and handover, ensuring minimal disruption and high stability.

You will drive governance, manage risks, and ensure operational readiness with ITIL best practices. Hybrid role based in York or Birmingham with regular office attendance as needed.