Job DescriptionWhy Rolls‑Royce?At Rolls‑Royce we are proud to be a business that has truly helped to shape the modern world and are committed to always being a force for progress; powering, protecting and connecting people everywhere.By joining Rolls‑Royce, you'll have the opportunity to work on world-class solutions, supported by a culture that believes individuality is our greatest strength, and all perspectives, experiences and backgrounds help us innovate and enable our high-performance culture.What you will be doing:In this role, you will get the chance to:Perform whole engine performance predictions and analysis using computer simulations to satisfy system requirements, with expertise in both steady-state and transient performance.Demonstrate expert understanding of engine-level issues related to system design, performance, operability, and engine operation.Apply process and technical knowledge to ensure engineering solutions meet customer and certification requirements and comply with engineering processes.Lead performance testing, publish technical reports, and deliver technical presentations of engineering analysis and results.Contribute to engine certification processes, including defining plans to fulfill requirements for engine performance.Influence internal and external stakeholders to develop effective solutions.Define and implement best practices in performance across the organisation.Collaborate effectively with cross-functional teams and demonstrate a strong understanding of related disciplines to ensure integrated and optimized system solutions.Solve complex and unique performance challenges to drive product improvement.Who we are looking for:Bachelor's degree or Master's in either Aerospace, Mechanical Engineering, Engineering Science or equivalent field of experience.Experience in jet engine or gas turbine performance would be appreciated.First Experience with NPSS, Gasturb or GTLab or equivalent design tools would be appreciated.Working knowledge of one or more programming languages (Matlab, Python, SQL) and Microsoft Office Package.Strong analytical and stakeholder management skills.Understanding of cross-discipline engineering concepts which include but are not limited to, aerodynamics and thermodynamics.Experience working within regulated engineering environments.Ability to apply logical, analytical and innovative thinking on a range of technical problems.Ability to work effectively across multidisciplinary teams.Good English written and spoken. Knowledge of German is an asset. As part of your application please include a cover letter and any supporting qualifications (under Resume / Cover Letter Section).Application closing date: 08.09.2026Job CategoryMechanical SystemsPosting Date25 aug. 2026; 00:08