Service Transition Lead (IT)

At CGI, we are shaping the future of critical national infrastructure by ensuring complex services are delivered seamlessly from design into live operation. As a Service Transition Lead, you will play a pivotal role in enabling high-quality, resilient services for one of our key clients, driving operational readiness and measurable outcomes. You will work at the heart of transformation, collaborating across delivery and operations to embed sustainable, supportable solutions. Here, you are empowered to take ownership, bring fresh thinking to complex challenges, and grow within a supportive, expert-led community that values innovation, accountability, and real impact. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ?Best Employer? by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you?ll be part of an open, friendly community of experts. We?ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position. Candidate profile: In this role, you will lead the operational service design and transition of project deliverables into live environments, ensuring services are fully documented, supportable, and aligned with operational standards. You will act as a key bridge between delivery and service operations, ensuring minimal disruption to business-as-usual activities while enabling long-term service stability and performance. You will take ownership of transition governance, working across multiple stakeholders and suppliers to ensure services are introduced effectively, while contributing to demand planning, resource forecasting, and continuous service improvement within a collaborative and supportive environment.

• Lead & Govern service transition activities across multiple projects
• Ensure & Embed operational readiness, documentation, and KBAs
• Manage & Coordinate Operational Service Design and Transition (OSD&T) into live environments with minimal disruption
• Collaborate & Influence stakeholders across delivery, operations, and suppliers
• Assess & Triage new service demand using impact assessment frameworks
• Plan & Forecast OSD&T resource demand and capacity
• Report & Analyse service performance, governance, and financials
• Support & Advise on escalation and service strategy across portfolios

Required qualifications to be successful in this role You will bring strong experience in service transition or service introduction within complex enterprise or public sector environments, with a solid grounding in ITIL and service management frameworks. You will be confident managing stakeholders, suppliers, and competing priorities, with the ability to drive structured governance, operational readiness, and reporting across multiple initiatives.

• You should have strong experience in Service Transition / Service Introduction
• Strong understanding of ITIL and service management frameworks
• Proven ability to work in large enterprise or government environments
• Demonstrated stakeholder management across delivery and operations teams
• Experience working with multiple suppliers and delivery partners
• Ability to manage multiple concurrent projects and dependencies
• Strong reporting, governance, and operational planning skills

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