Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Lead innovative water and wastewater projects, providing expert process engineering solutions.
- Company: Join Aqua Consultants, a leader in sustainable water engineering.
- Benefits: Competitive salary, generous leave, professional development, and health support.
- Other info: Collaborative environment with opportunities for mentorship and growth.
- Why this job: Make a real impact on vital water infrastructure while advancing your career.
- Qualifications: Degree in Chemical, Environmental or Process Engineering; chartered status required.
The predicted salary is between 50000 - 65000 £ per year.
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. You will act as a trusted process engineering authority, leading the development of compliant, innovative and sustainable treatment solutions across the project lifecycle.
Key responsibilities:
- 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
About You:
- 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
What We Offer:
- 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
Senior Process Engineer in Basildon employer: Aqua Consultants
Contact Detail:
Aqua Consultants Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Process Engineer in Basildon
✨Tip Number 1
Network like a pro! Get out there and connect with industry professionals on LinkedIn or at local events. We all know that sometimes it’s not just what you know, but who you know that can help you land that Senior Process Engineer role.
✨Tip Number 2
Prepare for those interviews by brushing up on your technical knowledge and being ready to discuss your past projects. We recommend practising common interview questions related to water and wastewater treatment so you can showcase your expertise confidently.
✨Tip Number 3
Don’t forget to follow up after interviews! A quick thank-you email can go a long way in keeping you top of mind. We suggest mentioning something specific from the conversation to show your genuine interest in the role.
✨Tip Number 4
Check out our website for job openings and apply directly! We often have exclusive listings that might not be found elsewhere. Plus, applying through us gives you a better chance of getting noticed by our hiring team.
We think you need these skills to ace Senior Process Engineer in Basildon
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Senior Process Engineer role. Highlight your experience in water and wastewater treatment, and don’t forget to mention any relevant projects you've worked on. We want to see how your skills align with what we’re looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about process engineering and how you can contribute to our Water Engineering team. Be sure to mention specific experiences that demonstrate your expertise.
Showcase Your Technical Skills: We’re looking for someone who can lead technical workstreams, so make sure to showcase your technical skills in your application. Include details about your experience with mass balances, P&IDs, and any other relevant tools or methodologies you’ve used.
Apply Through Our Website: We encourage you to apply through our website for a smoother application process. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates from our team!
How to prepare for a job interview at Aqua Consultants
✨Know Your Stuff
Make sure you brush up on your knowledge of water and wastewater treatment processes. Be ready to discuss specific projects you've worked on, especially those that involved capacity assessments or process calculations. This will show Aqua Consultants that you're not just familiar with the theory but have practical experience too.
✨Showcase Your Leadership Skills
As a Senior Process Engineer, you'll need to demonstrate your ability to lead technical workstreams. Prepare examples of how you've mentored junior engineers or led multi-disciplinary teams in past projects. Highlighting your leadership experience will help you stand out as a candidate who can drive projects forward.
✨Communicate Clearly
Strong communication skills are essential for this role. Practice explaining complex engineering concepts in simple terms, as you may need to liaise with clients and stakeholders who aren't engineers. Being able to convey your ideas clearly will be key to your success in the interview.
✨Emphasise Sustainability
Aqua Consultants values innovative and sustainable solutions. Be prepared to discuss how you've considered environmental impacts in your previous work. Share any experiences where you've implemented sustainable practices or optimised processes to reduce carbon footprints, as this aligns with their mission.