Principal Process Design Engineer

Advance TRS; Remote; GBP 100,000 - 125,000; Full time

Job summary

A leading engineering recruitment firm is seeking a Principal Wastewater Process Engineer to lead high-value wastewater infrastructure projects. This fully remote position involves providing technical leadership throughout the project lifecycle, from design to operational support. Ideal candidates will have extensive wastewater process design experience and hold a relevant degree, ideally a Master’s. Additional requirements include strong leadership and problem-solving skills. A long-term contract with competitive pay is offered.

Benefits

Remote working

High-profile wastewater projects

Competitive pay of £500-£600 per day

Long-term contract potential

Qualifications

• Extensive wastewater process design experience.
• Degree in a relevant engineering or scientific discipline (Master’s desirable).
• Chartered Engineer or equivalent professional status.

Responsibilities

• Leading wastewater process design through feasibility and detailed design.
• Setting technical direction and supporting strategic decision-making.
• Reviewing process models, mass balances, and supplier proposals.
• Ensuring compliance with health & safety and technical standards.
• Providing expert guidance and mentoring to process engineers.

Skills

Wastewater process design experience

Technical leadership

Problem-solving skills

Communication skills

Education

Degree in a relevant engineering or scientific discipline

Chartered Engineer or equivalent professional status

Job description

Principal Wastewater Process Engineer

Contract | Remote Working | £500‑£600 per day (Inside IR35)

An exciting opportunity for a Principal Wastewater Process Engineer to support a major capital delivery programme, working on high‑value wastewater infrastructure projects with flexibility to work fully remote, while staying connected to a collaborative UK‑based engineering team.

You’ll provide technical leadership across the full project lifecycle – from feasibility and design through to operational support – shaping innovative, sustainable,:) solutions on multi‑million‑p zig wastewater schemes.

What you’ll be doing

• Leading wastewater process design through feasibility, outline and detailed design
• Setting technical direction and supporting strategic decision‑making
• Reviewing process models, PFDs, mass balances, P&IDs and supplier proposals ör>
• Ensuring compliance with health & safety, environmental and technical standards
• Driving best‑value, whole‑life and low‑carbon engineering solutions
• Providing expert guidance and mentoring to process engineers
• Attending design reviews to present solutions and manage risk

What we’re looking for

• Extensive wastewater process design experience
• Degree in a relevant engineering or scientific discipline (Master’s desirable)
• Chartered Engineer or equivalent professional status
• Strong technical leadership, communication and problem‑solving skills

What’s on offer

• 💻 Remote working
• 🌊 High‑profile wastewater projects
• 💷 £500‑£600 per day (Inside IR35)
• ⏱ 12 months + Long‑term contract potential

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.