Senior Process Design Engineer

Senior Process Design Engineer Salary: £50,000 – £60,000 Location: Hemel Hempstead Contract: Permanent, Full Time Weekly Contractual Hours: 40 The Vacancy We are seeking a Senior Process Design Engineer to take a leading role within our Design Team, responsible for planning, directing, and delivering high‑quality process designs across a diverse portfolio of water and wastewater treatment projects. In this position, you will lead technical delivery, guide multidisciplinary teams, and ensure that all process solutions meet regulatory, environmental, safety, and client requirements. You will work closely with engineers, stakeholders, regulators, and clients to ensure designs are robust, efficient, and future‑focused. Alongside driving technical excellence, you will mentor junior engineers, champion innovation, and support the development of sustainable, cost‑effective treatment solutions that respond to the evolving needs of the water industry. Please note, this role requires attendance in the office or on site at least three days per week. About the Organisation This organisation operates within the UK water and civil engineering sectors, delivering essential infrastructure that supports clean water, safe drainage, and resilient wastewater services for communities. The business specialises in the systems that keep water and wastewater treatment facilities operating at peak performance. This includes power systems, process equipment, control systems, and the civil structures that support them. As a specialist contractor across mechanical, electrical, instrumentation, control and automation disciplines, the organisation delivers services ranging from equipment and control panel manufacture through to full system integration and commissioning. Teams combine strong technical expertise with a collaborative approach to solving complex engineering challenges, always with a focus on safety, sustainability, and quality. What We’re Looking For We’re looking for a technically strong and commercially aware process design engineer with proven leadership experience, excellent communication skills, and a passion for delivering innovative and sustainable water treatment solutions. Experience 7–10 years’ experience in process design engineering At least five years’ experience within the water or wastewater sector Proven delivery of complex treatment projects across design, testing, and commissioning phases Strong working knowledge of water quality standards, environmental regulations, and industry codes Knowledge & Skills Strong leadership capability with a focus on mentoring, innovation, and continuous improvement Excellent communication and stakeholder‑engagement skills across multidisciplinary teams Highly analytical and detail‑focused, with the ability to manage multiple priorities effectively Proactive, self‑motivated, and committed to sustainability and best practice Collaborative team player with sound technical judgement and problem‑solving ability In‑depth understanding of water and wastewater treatment processes, technologies, and equipment Essential Qualifications Bachelor’s degree in Chemical Engineering, Process Engineering, Environmental Engineering, or a related discipline Chartered Engineer (CEng) status, or actively working towards chartership Why Apply? This is an excellent opportunity to lead process design on technically challenging and meaningful projects, while playing a key role in delivering sustainable, high‑performing water treatment solutions that positively impact communities and the environment. Apply today and help shape the next generation of resilient, sustainable water infrastructure. Vacancy Reference: PR/(phone number removed) Vacancy Owner: Debbie De La Cruz | (url removed) | (+44) (phone number removed) | (+44) (phone number removed)