A leading developer of clean energy technologies is expanding its engineering team to accelerate the commercial delivery of innovative hydrogen-based systems. This is an opportunity to work at the heart of a fast-moving programme that is developing functional, scalable technology for real-world deployment.
As Senior Process Engineer, you will be a key contributor to a multidisciplinary team responsible for the full lifecycle of process development — from early design concepts through to commissioning and scale-up. The role offers a diverse and technically engaging workload, with strong opportunities for personal and career growth.
Senior Process Engineer responsibilities
Develop and review process documentation including PFDs, P&IDs, heat and mass balances, and Basis of Design
Perform detailed calculations such as line and relief sizing, hydraulic analysis, and pressure drop estimations
Support the creation of control narratives, alarm lists, cause and effect matrices, and functional descriptions
Lead or participate in equipment selection and liaise with suppliers on specification and procurement
Conduct process simulations using Aspen Plus or HYSYS
Analyse experimental and test data to inform process improvements
Support scale-up activities from lab and pilot stages to full-scale systems
Collaborate in cross-functional design reviews with mechanical, automation, and development teams
Assist with costing, budgeting, and performance modelling including consumption and running costs
Senior Process Engineer requirements
Degree-qualified in Chemical or Process Engineering (or equivalent)
Minimum 5 years’ relevant experience
Chartered or working towards chartership (IChemE or equivalent preferred)
Strong technical design skills and familiarity with the end-to-end process development cycle
Experienced in producing detailed process documentation and calculations
Proficient in the use of simulation tools such as Aspen Plus or HYSYS
Effective communicator, able to work closely with internal teams and external suppliers
Safety and compliance knowledge including HAZID, HAZOP, LOPA, DSEAR, ATEX and SIL assessments