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Entity: Technology Job Family Group: Research & Technology Group Job Description: We have a great opportunity to join Castrol’s Motorsport Technology Team as a Senior Technologist, where you will be project lead for the development and testing of Castrol’s next generation motorsport lubricants in race categories such as Formula One, MotoGP, Formula E, WRC, DAKAR and NASCAR. What does the day to day look like? The successful candidate will be part of a multi-disciplinary team, working on rapid-turnaround research and development programmes to deliver a variety of innovative lubricants, greases, Dielectric, and any other fluids that our motorsport partners need technical support for. The products being developed with provide the highest levels of performance, durability, and sustainability possible. You will be the lubricant authority for your tagged motorsport team and will be in direct contact with engineers and senior leadership from some of the top motorsport teams in the world. Key Responsibilities: Act as the primary technical interface for assigned motorsport partners by providing experienced lubricant development support, building strong networks across their technical organisations, and delivering detailed engineering insights directly to OEM teams.Handle lubricant development projects end-to-end by planning, accomplishing, documenting, and delivering R&D programmes to agreed achievements, budgets, and trackside-driven timelines.Lead the development and optimisation of high-performance motorsport fluids by formulating, refining, and validating products for engines, transmissions, chassis systems, and motorsport factory applications.Design and implement comprehensive fluid test programmes that investigate critical design characteristics including tribology, rheology, lubrication regimes, viscosity behaviour, surface chemist