Overview

This is a rare opportunity to spend up to 18 months in Auckland, New Zealand, before relocating to the West Midlands, UK. Ideal for an experienced professional seeking international exposure, this role offers the chance to apply your expertise in a new market, build cross-cultural leadership skills, and gain global best-practice experience while enjoying a unique personal adventure.

Our client is leading a landmark R&D project co-funded by the UK Department for Business and Trade through the Advanced Propulsion Centre UK (APC). In partnership with leading automotive, recycling, and academic institutions, the company is developing a sustainable, onshore circular battery supply chain for electric vehicles. As part of this initiative, it is designing, building, and operating a demonstration-scale, low-carbon hydrometallurgical facility to refine black mass recovered from lithium-ion batteries. The role will support this demonstration-scale facility that processes black mass into refined metal salt outputs, giving successful candidates the opportunity to contribute to cutting-edge innovation with lasting impact.

Senior Process Engineer responsibilities

• Lead process engineering for LIB processing plants, including extraction, precipitation, concentration, and crystallisation.
• Develop and maintain engineering deliverables such as mass/energy balances, PFDs, P&IDs, equipment specifications, and operating procedures.
• Provide technical guidance and governance, mentoring junior engineers and reviewing engineering work.
• Participate in structured design reviews, HAZOPs, risk assessments, and ensure designs are safe, operable, and maintainable.
• Support commissioning, troubleshooting, optimisation, and operationalisation of the demonstration facility.
• Collaborate with contractors, vendors, and internal teams to integrate equipment, resolve design queries, and ensure regulatory compliance.

Senior Process Engineer qualifications

• BE (Hons) or BTech in Process Engineering; Chartered or Member status preferred.
• Minimum 6 years post-qualification experience (4+ years if MSc).
• Experience in hydrometallurgy, mineral processing, or related sectors is highly desirable.
• Strong understanding of scale-up considerations for commercial facilities.
• Proven experience in technical governance, reviewing engineering deliverables, and mentoring engineers.
• Excellent communication, analytical, and problem-solving skills with a hands-on, practical approach.

If you’re a hands-on, innovative Senior Process Engineer, this is your chance to lead the development of cutting-edge sustainable technology.

Apply today and be part of a team shaping the future of battery recycling and critical metal recovery.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Biotechnology Research, Mining, and Environmental Services