Senior Mechanical Engineer, Electrolysis Systems (Equity)

Rivan; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Benefits offered by this job

Significant share options

Private health insurance

Visa sponsorship available

Unlimited time-off

Relocation assistance

Job summary

Rivan Industries is seeking a Senior Mechanical Engineer to own an electrolyser sub-system, from physics to factory rollout. You will design, test, and iterate mechanical systems with a focus on manufacturability, performance, and longevity, coordinating with process, electrical and controls teams.

The role requires 5+ years of experience, a strong thermofluids background, and hands-on fabrication. HQ in Bermondsey, London, with relocation support and visa sponsorship available.

Qualifications

• 5+ years of professional experience in mechanical engineering.
• Bachelor’s or Master’s in mechanical/aero or related field.
• System design experience including CAD (SolidWorks), design for manufacture/assembly, part specification and procurement of complex, integrated systems involving moving fluids.
• Hands-on workshop fabrication and build experience.
• Fundamental thermofluids understanding including pressure loss, heat and mass transfer, and two-phase flow.
• Simulation/analytical modelling competency (e.g. python, FEA, CFD).
• Test setup design, running of experiments, and data analysis.

Responsibilities

• Own the concept generation, system architecture, and technical requirements capture.
• Design and iterate electrolyser stack structures and sub-system balance of plant.
• Design test-rigs to validate underlying hypotheses quickly and cheaply.
• Solve complex fluid and thermal problems, including two-phase gas-liquid flow.
• Own and iterate detailed design drawings with our fabrication workshop.
• Work closely with process, electrical and controls engineers to integrate the complete system.
• Liaise with external vendors to support our development and production.

Skills

5+ years experience

Thermofluids knowledge

Two-phase flow

Python/CFD/FEA

Data analysis

Test setup design

Education

Bachelor’s or Master’s in mechanical/aero

Tools

SolidWorks

Design for manufacture/assembly

Job description

Rivan Industries is seeking a Senior Mechanical Engineer to own an electrolyser sub-system, from physics to factory rollout. You will design, test, and iterate mechanical systems with a focus on manufacturability, performance, and longevity, coordinating with process, electrical and controls teams.

The role requires 5+ years of experience, a strong thermofluids background, and hands-on fabrication. HQ in Bermondsey, London, with relocation support and visa sponsorship available.