Principal / Associate Wastewater Process Engineer

WSP in the UK & Ireland; United Kingdom; Hybrid; GBP 55,000 - 75,000; Full time

Job summary

WSP is seeking an experienced Associate Waste Water Process Engineer to join our Water Engineering teams across multiple UK locations. You will contribute to feasibility studies through to detailed designs for wastewater and water reuse projects for clients in the UK and beyond, working within multidisciplinary teams to deliver high-quality design content.

You will lead process engineering work, support procurement and client discussions, and mentor junior staff while travelling to sites as

Qualifications

• Significant experience delivering process engineering design for infrastructure projects.
• Experience in municipal water and wastewater themes and facilities.
• Ability to work largely unsupervised on design packages and deliverables.
• Experience delivering studies, FEED and detail design for wastewater solutions.
• Understanding of circular economy and advanced treatments.

Responsibilities

• Produce process design deliverables such as option studies, mass balance and P&IDs.
• Undertake outline or detailed process engineering design.
• Attend site visits for data collection and operator engagement.
• Provide input to procurement and support project managers in technical discussions.
• Lead multidisciplinary meetings and liaise with clients and vendors.
• Provide guidance and supervision to junior staff.

Skills

Process engineering

Project leadership

Documentation/writing

Communication

Education

Bachelor's degree in Civil/Environmental Engineering

Tools

AutoCAD

P&ID drafting

Job description

Job Description

As the demand for our expertise continues to grow, an opportunity has arisen for an experienced Associate Waste Water Process Engineer to join our Water Engineering teams located in Birmingham, Bristol, Manchester, Liverpool, London, Newcastle or Glasgow. Working within multidisciplinary project design teams, you will take a key role in the delivery of process engineering design content on a range of challenging projects in water engineering, including wastewater and water reuse projects throughout the UK and overseas. You will contribute to the project design from feasibility and optioneering through to production of detailed designs for procurement and construction and review of supplier proposals. You will help deliver effective and professional services for a range of varied and high‑profile clients.

Key Responsibilities

• Produce process design deliverables such as optioneering studies; process calculations, mass balance, process flow diagrams, piping and instrumentation drawings, sketches, basis of design reports, etc., to achieve the optimum solution for the project.
• Undertake outline or detailed process engineering design.
• Attend site visits for data acquisition and meeting site operators.
• Provide technical input to the procurement process.
• Support Project Managers in technical discussions with clients.
• Discuss and liaise with technology providers and vendors.
• Attend HAZOP, HAZID, ENVID, SWIFT sessions.
• Provide technical guidance, coaching and supervision of junior staff.
• Work collaboratively with other disciplines on multidisciplinary projects, delivering work on time, cost and quality expectations and ensuring integration of process engineering design requirements into overall engineering design.
• Provide input to proposals, work scope, work schedule and budgets.
• Liaise with the client (internal or external) ensuring that their needs are met.

Qualifications and Experience

• Significant experience in delivering process engineering design aspects of infrastructure projects, including taking the lead process engineering role on a project or significant task.
• Experience in the municipal water industry.
• Ability to work mainly unsupervised in the preparation and/or review of process design package deliverables such as technical specifications, calculations, reports, datasheets, schedules, process control philosophies, P&IDs, mass balances and procurement documentation.
• Experience delivering studies, feasibility, concept designs, FEED and detail design in wastewater treatment solutions in the municipal sector or industrial sector (primary, secondary, tertiary treatments, e.g., filtration, clarification, chemical dosing, P removal, ASP, MBBR, MBR, and other advanced biological treatments).
• Understanding of circular economy, zero liquid discharge, emerging tertiary treatments both in municipal and industrial sector.
• Experience in a consultancy environment or engineering company or other relevant industry acting as Process Engineer.
• Proven ability to prepare high quality written technical reports and deliver verbal presentations to a high level of quality assurance for a variety of audiences.
• Confident, articulate communicator with ability to engage in active, professional verbal communications and presentations to colleagues (including senior colleagues), clients and sub-contractors.
• Experience leading multi-disciplinary meetings (online and face-to-face) and acting as the organisation technical representative with external clients.
• Be able to travel and visit operational works and construction sites as required, acting safely, and assessing existing and new process performance.

Not everyone will meet all requirements, but we encourage you to apply if you have relevant skills.

Benefits

Work‑life balance is important to us. Our hybrid working policy offers flexibility to work from home two days a week and opportunities to collaborate in modern UK offices.

We welcome applicants with varied backgrounds and experiences, encouraging people to bring their authentic selves to work and supporting a culture of inclusion and belonging.

We are committed to supporting our people’s health and wellbeing through programmes such as Thrive, virtual GP services, reasonable workplace adjustments, and flexible benefits including gym membership discounts and menopause support.

We offer flexible working arrangements, the option to purchase additional leave, use of bank holiday entitlement, and a “WSP My Hour” that allows you to take one hour each day for personal activities.

We foster a supportive development environment with training, mentoring and opportunities for Chartership.

We are an equal opportunity employer. Here at WSP we positively encourage applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy or maternity/paternity.

As a Disability Confident leader, we will interview all disabled applicants who meet the essential criteria. Please let us know if you require any workplace adjustments in support of your application.