Senior Process Engineer

About the Role

Aqua Consultants is looking for an experienced Senior or Principal Process Engineer to strengthen our growing Water Engineering team. You’ll play a pivotal role delivering water and wastewater schemes for UK water companies, while also supporting wider utilities and infrastructure projects.

Responsibilities

• Act as a trusted process engineering authority, leading the development of compliant, innovative and sustainable treatment solutions across the project lifecycle.
• Provide expert process input into water and wastewater design and delivery.
• Act as a process subject matter expert and technical leader within Aqua.
• Carry out capacity assessments for treatment works and develop process options.
• Undertake process calculations, gap analysis and consent compliance assessments.
• Develop mass balances, P&IDs, control philosophies and commissioning strategies.
• Lead and participate in HAZOP, HAZID and HAZCOM studies.
• Assess potable water treatment, raw water deterioration and network risks.
• Develop process solutions through outline and detailed design.
• Produce high quality technical reports and design documentation.
• Collaborate closely with costing and commercial teams to develop viable options.
• Manage client liaison, progress reporting and technical coordination.
• Support project delivery through troubleshooting, commissioning and optimisation.
• Promote best practice in process design, safety, operability and environmental performance.
• Mentor and develop graduate, consultant and senior engineers.
• Attend stakeholder meetings, workshops and site visits across the UK.

Qualifications

• Accredited degree in Chemical, Environmental or Process Engineering.
• Chartered member of a relevant professional institution (essential).
• Strong experience within water and/or wastewater treatment.
• Confident developing mass balances, optioneering studies and optimisation plans.
• Experience working in multi-disciplinary consultancy teams.
• Excellent stakeholder, client and communication skills.
• Able to lead technical workstreams and support project delivery.
• Practical site experience (sampling/jar testing desirable).
• Able to consider carbon, sustainability and environmental impacts.
• Comfortable working independently and providing technical leadership.
• Full UK driving licence and right to work in the UK.

Benefits

• Competitive salary + discretionary bonus.
• Company pension & salary sacrifice scheme.
• 25 days annual leave + bank holidays + option to buy more.
• Company laptop and mobile phone.
• Professional membership fees paid.
• Ongoing training and clear career progression.
• Life assurance (4x salary).
• Employee Assistance Programme (GP, physio & mental health support).
• Medicash healthcare cash plan.
• Enhanced maternity, paternity and adoption pay.
• Refer a friend incentive.

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