Job title: Talent Onboarding Manager Location: Abingdon, Oxfordshire / Hybrid (2-3 days per week) Job Type: Temporary Contract IR35 Status: Inside IR35 Start Date: Immediate Duration: 12 months with possible extension Pay Rate: Competitive Are you ready to shape the future of employee experience within one of the UK's most cutting-edge scientific and engineering environments? We're supporting a pioneering organisation at the forefront of clean energy innovation as they scale rapidly and prepare for critical industrial partnerships in the Nuclear Fusion sector. As Onboarding Manager, you'll be at the heart of creating a world-class experience for new joiners-playing a key role in building a high-performance, collaborative culture from day one. Why this role matters: This is not just onboarding-it's integration with purpose. You'll design and lead an end-to-end onboarding strategy that supports direct hires, secondees, contractors, and partner personnel alike. Your work will ensure clarity, consistency, and cultural cohesion across all entry points into the organisation. This is a rare opportunity to build something from the ground up in a complex, mission-led environment where people and innovation come together to solve one of the biggest global challenges: clean, sustainable energy. What you'll be doing: * Design and implement a holistic onboarding and integration strategy aligned with a forward-thinking people vision. * Create tailored onboarding pathways for direct employees and those joining via partner organisations-ensuring equal access, experience, and clear expectations. * Develop policies, content, and toolkits (from welcome packs to digital portals) that inform and inspire. * Streamline onboarding processes by partnering with Talent Acquisition, IT, Legal, Hiring Managers and Communications. * Introduce and manage onboarding platforms, ensuring a seamless journey from pre-boarding to the first 90 days and beyond. * Establish success metrics and feedback loops to measure onboarding effectiveness, engagement, and readiness. * Be a cultural ambassador and change agent, helping embed a strong, inclusive, and collaborative organisational identity. What we're looking for: * Proven experience building onboarding or integration programmes at scale, ideally in high-growth, complex, or start-up environments * Track record of onboarding diverse talent types-including direct hires, secondees, and partner organisation staff * Confidence in building processes and systems from scratch * Strong stakeholder engagement and influencing skills across multiple functions and levels * Comfortable in fast-paced, ambiguous environments-able to balance strategy and hands-on delivery * Experience with onboarding platforms, HRIS systems, and digital content delivery * A proactive, collaborative mindset and the ability to quickly build trust Desirable: * Experience in cross-organisational collaboration or joint ventures * Familiarity with change management and inclusive onboarding practices What's in it for you? You'll join a future-facing organisation that's breaking new ground in engineering and clean energy. Expect a supportive environment, flexible working options (including hybrid working), and a unique opportunity to influence organisational culture during a critical phase of growth and transformation. Please note that applicants must live in the UK and have the right to work in the UK. We cannot provide VISA sponsorship. Interested in this position? please click "apply now" We try to respond to all applicants, but sometimes this is not possible due to high volumes of applications; if you have not heard from us within 14 days, regrettably it means you have been unsuccessful on this occasion. This vacancy is being advertised by Rullion Ltd acting as an employment business Since 1978, Rullion has been securing exceptional candidates for a range of clients; from large well-known brands, to SMEs and start-ups. As a family-owned business, Rullion's approach is credible and honest, focused on building long-lasting relationships with both clients and candidates. Rullion is a forward-thinking recruitment company that specialises in providing a wide range of talent consultancy services to a diverse client base; from small start-ups to large household names. We celebrate and support diversity and are committed to ensuring equal opportunities for both employees and applicants. Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants.