Market
Water
Principal Process Engineer - Waste Water
Jacobs
Manchester, UK
Posted on Apr 15, 2026
At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.
Your impact
As an integral part of nearly 600 water professionals, you will gain the opportunity to work on and deliver a range of high-profile innovative multiple multi-year Frameworks and Projects, delivering world class engineering solutions across the Design, Build and Asset Management of high value CAPEX programmes for Waste Water Treatment systems, pumping stations and sewer networks.
Working across multi disciplinary teams, in this role your remit will include:
- Lead cross functional innovative Engineering and Technology initiatives and Pilot systems including, membrane bioreactors, anaerobic digestion etc.
- Develop process flow diagrams and layout plans.
- Selection of appropriate treatment technologies (e.g., MBR, SBR).
- Develop and Implement corrective actions to restore optimal performance.
- Project Manage the delivery of wastewater infrastructure throughout a project lifecycle.
- Develop and implement process optimization solutions.
- Collaborate with civil, mechanical, and electrical engineers on plant new builds and upgrades.
Alongside our existing portfolio of uk wide high profile projects, our recent success in securing a strategic high value Design and Build Framework will provide you the platform and opportunity to grow your career in the Water Industry.
Here's what you'll need
We are eager to hear from problem solvers, solutions driven proactive candidates who have a background in:
- Water and/or wastewater networks
- Water and/or wastewater treatment works
- Mass water conveyance
- Heat transfer
- Bioresource
- Project Engineering/Management
- Waste to Energy
A Masters Degree or equivalent in Chemical or Environmental Engineering and Chartered Status (CEng) with a recognised Professional Institute, would be beneficial.
#LI-NM1
Joining Jacobs not only connects you locally but globally. Our values stand on a foundation of safety, integrity, inclusion and belonging. We put people at the heart of our business, and we truly believe that by supporting one another through our culture of caring, we all succeed. We value positive mental health and a sense of belonging for all employees.
With safety and flexibility always top of mind, we’ve gone beyond traditional ways of working so you have the support, means and space to maximize your potential. You’ll uncover flexible working arrangements, benefits, and opportunities, from well-being benefits to our global giving and volunteering program, to exploring new and inventive ways to help our clients make the world a better place. No matter what drives you, you’ll discover how you can cultivate, nurture, and achieve your goals – all at a single global company. Find out more about life at Jacobs.
We aim to embed inclusion and belonging in everything we do. We know that if we are inclusive, we’re more connected and creative. We accept people for who they are, and we champion the richness of different perspectives, lived experiences and backgrounds in the workplace, as a source of learning and innovation. We are committed to building vibrant communities within Jacobs, including through our Jacobs Employee Networks, Communities of Practice and our Find Your Community initiatives, allowing every employee to find connection, purpose, and belonging. Find out more about our Jacobs Employee Networks here.
Jacobs partners with VERCIDA to help us attract and retain talent from a wide range of backgrounds. For greater online accessibility please visit https://www.vercida.com/uk/employers/jacobs to view and access our roles.
As a disability confident employer, we will interview disabled candidates who best meet the criteria. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.
We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.
Your application experience is important to us, and we’re keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.
Locations
| City | State | Country |
|---|---|---|
| Warrington | Cheshire | United Kingdom |
| Newcastle upon Tyne | Tyne and Wear | United Kingdom |
| Birmingham | West Midlands | United Kingdom |
| Manchester | Greater Manchester | United Kingdom |
