Sustainable Process Engineer — Hybrid, Growth & Impact

Johnson Matthey Plc; Enfield; Hybrid; GBP 40,000 - 60,000; Full time

Benefits offered by this job

Hybrid/flexible working

Life assurance and income protection

Medical plans and wellbeing benefits

Competitive retirement savings

Share Incentive Plan

Job summary

Johnson Matthey Plc is seeking a Process Engineer I to join our team and contribute to safe, reliable smelting operations and advanced metals processing. You will apply process engineering fundamentals, analyze plant data and develop models to support operational decisions while delivering lab, pilot and plant-scale trials.

Collaborating with Operations, Engineering, EHS, Supply Chain and R&D, you’ll drive improvements in safety, asset performance and throughput, and help shape a sustainable

Qualifications

• Degree in Chemical Engineering or related engineering discipline, or equivalent experience.
• Strong understanding of process engineering fundamentals, including heat and mass balances, PFDs, P&IDs and process documentation.
• Demonstrated commitment to environmental, health and safety standards, including risk assessment and hazard study methodologies.
• Strong analytical and numerical skills with the ability to interpret complex process and operational data.
• Practical experience working in laboratory, pilot plant or industrial manufacturing environments.
• Ability to communicate technical information clearly and build effective working relationships across multidisciplinary teams.

Responsibilities

• Supporting safe, reliable and efficient smelting operations through process engineering expertise and practical problem solving.
• Leading improvement initiatives that enhance process safety, asset performance, automation, throughput and operational reliability.
• Developing and maintaining process models that evaluate feed composition, material recirculation and downstream process impacts to support operational decision making.
• Using plant data, statistical analysis and operational insights to identify opportunities, reduce variability and resolve process constraints.
• Designing and delivering laboratory, pilot and plant‑scale trials, ensuring appropriate risk assessments, approvals and technical documentation are in place.
• Collaborating with Operations, Engineering, EHS, Supply Chain and R&D teams to support commissioning activities, process development and future growth initiatives.

Skills

Process engineering fundamentals

Heat and mass balances

Statistical data analysis

Cross-functional teamwork

Laboratory/pilot plant experience

Strong communication

Education

Bachelor's degree in Chemical Engineering

Job description

Johnson Matthey Plc is seeking a Process Engineer I to join our team and contribute to safe, reliable smelting operations and advanced metals processing. You will apply process engineering fundamentals, analyze plant data and develop models to support operational decisions while delivering lab, pilot and plant-scale trials.

Collaborating with Operations, Engineering, EHS, Supply Chain and R&D, you’ll drive improvements in safety, asset performance and throughput, and help shape a sustainable