CFD Engineer – Hybrid – Bristol, UK Use advanced computational fluid dynamics (CFD) to optimize the performance of rotary steerable tools and support the development of next-generation drilling technologies. ️ Build and validate 3D CFD models, collaborate with multi-disciplinary teams, and turn simulation insights into high-impact engineering improvements. Help drive innovation in high-performance, downhole environments by analyzing fluid behavior and contributing to both sustaining and new product development. What You’ll Do Develop and maintain accurate 3D CFD models for existing and new tools Validate simulations with lab and field data to ensure accuracy Analyze flow performance and optimize internal fluid behavior Collaborate with design, manufacturing, and operations teams Design and execute test rigs to verify models and tool performance Document and present simulation findings clearly and concisely Support redesign efforts and obsolescence management Research new technologies to improve rotary steerable system performance Participate in occasional international travel What You Need to Have Bachelor’s or Master’s degree in engineering or a related discipline Minimum 5 years of CFD or fluid dynamics experience Deep understanding of fluid mechanics and turbomachinery principles Proficiency in Ansys Fluent and 3D CAD (preferably Creo) Solid grasp of hydraulic systems, flow concepts, and fluid equations Ability to validate and interpret complex simulations Strong communication, analytical, and problem-solving skills Ability to manage priorities and meet deadlines within project timelines Nice to Have Experience with non-Newtonian fluids and extreme or downhole environments Familiarity with Python (e.g., PyFluent) or MATLAB Experience using open-source tools like OpenFOAM Knowledge of Creo CAD software Additional modeling experience (FEA, stress analysis, dynamic simulations) Tools You’ll Use Ansys Fluent Creo (or other 3D CAD) Python or MATLAB Microsoft Office Suite Benefits Competitive salary 25 days holiday Company pension plan Private medical insurance Life assurance Relocation support if applicable Regular team social events Hybrid working flexibility