Senior Technical Specialist – Thermal Engineer (R&T)

Company: Evolito Limited
Apply for the Senior Technical Specialist – Thermal Engineer (R&T)
Location: Bicester
Job Description:

Senior Technical Specialist – Thermal Engineer

Evolito’s mission is to accelerate the adoption of electric propulsion in aerospace applications in support of a net‑zero world. We help revolutionise personal mobility and transform our towns and cities with clean, noise‑free air transportation. Evolito develops and manufactures class‑leading, lightweight, high‑power, high‑torque‑density electric propulsion systems for a range of aerospace markets, including EVTOL, unmanned aerial vehicles, and general aviation.

As part of our high‑growth phase, we are creating a Research and Technology (R&T) team and are looking for a Senior Technical Specialist – Thermal Engineer.

Key Responsibilities

  • Own the design of thermal systems for Evolito’s product range.
  • Validate and assess results against real‑world constraints and draw sound conclusions.
  • Guide Designers and Systems Engineers during the design phase for optimised solutions based on thermal and pressure–drop results.
  • Analyse complete/sealed liquid‑cooling systems, including major loss contributors and heat dissipators.
  • Specify pumps for coolant flows and required airflow to support liquid/air heat exchangers.
  • Specify heat exchangers based on cooling requirements and fluid flow rates.
  • Liaise with key suppliers and customers on design and development issues, resolve to the optimal solution and understand the compromises.
  • Understand design‑for‑assembly constraints for high‑volume manufacture.
  • Write specifications and reports as required through the product lifecycle, utilising a structured approach to problem‑solving techniques.

Qualifications

  • Degree or equivalent in thermal engineering or a related discipline.
  • Strong mechanical or electrical engineering background; ability to apply knowledge to real‑world situations.
  • Practical knowledge in the design, use, and application of electric machines or rotational/complex components.
  • Experience with finite element analysis methods such as CFD and with programs such as ANSYS Fluent.
  • Self‑sufficient and able to work with minimal managerial input.
  • Confident working with customers and suppliers, able to detail requirements and understand issues.
  • Strong communication skills (both written and verbal) and good collaboration skills.
  • Results‑orientated, able to deliver business value.
  • Self‑motivated with the determination to succeed.
  • Flexible approach to work with a desire to thrive in a dynamic, fast‑moving environment.
  • Willingness to travel as required.

Desirable Skills

  • Familiarity with programming languages such as Python, and/or experience with LabView or MATLAB.

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Posted: June 1st, 2026