Principal Process Engineer

Advance TRS

United Kingdom

Last month

£65,000 – £80,000 pa

Salary

£65,000 – £80,000 pa

Seniority: Lead
Posted: 9 Apr 2026 (Last month)

Save job

Create job alert

Salary

£65,000 – £80,000 pa

Seniority: Lead
Posted: 9 Apr 2026 (Last month)

Save job

Create job alert

Principal Process Engineer - Water Sector

Manchester | Hybrid (2-3 days in the office)

Permanent or Contract

£65-80k / £500 p/d LTD

Advance TRS is supporting an engineering contractor who are looking to strengthen their technical leadership team. They are seeking a Principal Process Engineer to take ownership of process engineering solutions, design quality, and technical standards across major water and wastewater projects.

This is an exciting opportunity to influence direction, mentor future talent, and drive excellence across the full project lifecycle.

What you'll be doing

Lead the production of safe, high-quality, compliant process design deliverables

Identify efficient and technically robust design solutions from scopes and site visits

Direct, support and develop engineers, designers and graduates

Approve design deliverables, design risk assessments, reports and specifications

Check and sign off mass balances, process sizing, hydraulic calculations, PFDs, control philosophies and commissioning strategies

Guide design teams to ensure compliance with all relevant industry, professional and water company standards

Manage and record all design package change control

Ensure work is delivered in line with formal processes and procedures

Estimate resource requirements for design packages and support planning

Present process designs at HAZOP, ALM, KM and other technical review forums

Interpret, communicate and embed changes to standards and procedures

Provide key technical guidance for both live projects and tender submissions

What you'll bring

10+ years' process design experience within the regulated water industry

Extensive knowledge of wastewater treatment processes and proven delivery experience

Degree, HND or equivalent technical background

Strong IT proficiency

Chartered Engineer status

Bonus points for

Experience across both clean and wastewater treatment

HAZOP experience (ideally as Chair)

Full driving licence and access to a vehicle

You'll excel if you are

Technically authoritative with strong analytical and problem-solving skills

An excellent communicator who can influence at all levels

Results-focused and committed to high-quality delivery

Passionate about developing others and driving technical standards

We are an equal opportunity employer and value diversity in our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status

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