Process Engineer; Design and Scale up

Seloxium Limited is a dynamic and diverse spin-out company from the University of Oxford. We are revolutionising clean growth and the circular economy within the mining & refining sectors by selectively recovering high-value metals from in-process or effluent water streams. Our multi-patented ‘selective flocculation’ technology will change the way we mine, refine and process these metals, offering a greener and more sustainable solution to metallic resource recovery and reuse.

We are reshaping the way valuable metals are recovered from industrial waste streams and other secondary resources, transforming environmental and process challenges into exciting opportunities for resource recovery.

We are a fast-paced company at an exciting stage of development, scaling our operations across two sites — an R&D laboratory and back-office function in Oxford, and a pilot processing plant in the North East of England. As we grow, we are looking for an enthusiastic Process Engineer (Design and Scale up). This is an on-site role based in Redcar, Teesside, TS10 4RF
, U.K.

As a Process Engineer (Design and Scale up) you will play a vital role in supporting Seloxium in the process engineering department and with Seloxium’s obligations linked to its recent success with European funding. This role would support a vital bridge between development work and engineering. This hands‑on and engaging role offers you the chance to work at the forefront of sustainable metal recovery technologies within an innovative and collaborative environment.

• Contributing to the design, installation, operation, and maintenance of pilot plant equipment, supporting facilities to ensure reliable and efficient operation.
• Collaborating closely with cross-functional teams - including plant operators, chemical engineers, and chemists - to support process development and scale-up activities.
• Conducting regular inspections, troubleshoot technical issues, and implement preventive maintenance programs to minimise downtime andoptimiseplant performance.
• Managing plant utility systems including electrical, water, gas, and airsupplyensuring compliance with health, safety, and environmental standards.
• Supporting the commissioning of new equipment and pilot scale systems, including documentation and training of staff.
• Driving continuous improvement initiatives to enhance plant safety, reliability, and sustainability.
• Contributing towards our compliance goals with all relevant regulatory and safety requirements,maintaining meticulous records and risk assessments.

• A relevant degree (MEng BEng) in Industrial Engineering, Chemical Engineering, Mechanical Engineering, or a related discipline with an emphasis ondesign engineering and industrial facilities management.
• Experience in scale-up and technology commercialisation.
• 10+ years’ experience with a focus on process engineering scale up, chemical/process and design engineering within a pilot plant.
• Experience collaborating with a process design engineering team.
• Chemical design engineering and mass balance capability.
• A plant-facing mindset and ability to collate and use data analytics effectively.
• Process safety/DSEAR awareness and excellent diligence for documentation, maintaining meticulous records.

• A professional engineering qualification or certification
• Project Management experience

Ifyou'reready to make an impact in a purpose-driven company and thrive in an, innovative environment Seloxiumis the place for you.

We want all our applicants to enjoy the best recruitment process possible, so we are sharing our recruitment process with you. Please make us aware of any necessary adjustments we can make for you, so that together we can achieve the best recruitment experience with us:

• A competitive salary
• An excellent employee benefits package, including generous pension, private healthcare and share options
• 25 days annual leave plus UK bank holidays plus flexible working around Seloxium's core hours
• Friendly dynamic working environment and employee social events