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Job Description

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 ) 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

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