Job title Senior Process Specialist Ref 43643 Division Asset Operations & Capital Delivery Location Hybrid - Crawley (STW) Contract type Permanent Full/Part-time Full-time Hours 36 hours per week Salary Offering a starting salary of £46,565, depending on skills and experience. Job grade B Closing date 21/01/2026
Are you a motivated technical expert ready to take centre stage in operational excellence? We’re looking for a Senior Process Specialist to be the go-to authority for our wastewater treatment sites in the Crawley area.
You’ll provide top-tier technical advice daily, ensuring our sites comply with environmental regulations and operate efficiently. Combining your engineering, process science, and regulatory know-how, you’ll lead investigations into incidents, uncover root causes, and drive innovative solutions that reduce pollution and improve performance.
This is a hands-on, hybrid role where your multidisciplinary skills meet frontline operations. You’ll mentor and influence teams, shape operational improvements, and collaborate across the business to deliver real-world environmental benefits. You’ll also engage with regulators, project teams, and customers — your work will make a tangible difference.
What you will be doing as a Senior Process Specialist:
* Lead root cause investigations and drive effective resolutions to pollution incidents.
* Identify faults and implement proactive improvements using data and site insights.
* Ensure full compliance with statutory and environmental permits.
* Analyse flow data to boost treatment efficiency and reduce storm discharges.
* Collaborate on technical design queries with project delivery teams.
* Optimise processes to reduce costs while maintaining quality.
* Represent technical expertise in compliance meetings and reports.
* Mentor and coach operations teams, fostering technical growth and knowledge sharing.
* Participate in an on-call rota, providing expert advice during incidents.
* Drive continuous improvement initiatives and innovative process solutions.
* Manage data collection for regulatory reporting and stakeholder requests.
Essential criteria:
* Strong analytical and problem-solving skills with a hands‑on mindset.
* Excellent communicator confident in presenting and mentoring diverse teams.
* Ability to work collaboratively with regulators, contractors, and internal teams.
* Confident with data handling, processing, and reporting, and adapting to IT systems.
* Commitment to safety and best practice.
* Avid learner with a passion for coaching and mentoring others.
* Superb time management skills, able to self‑organise and be a true self‑starter who is comfortable lone working on site.
* Full, UK driving licence is mandatory, with access to your own transport and business‑use insurance (car allowance is provided)
Additional skills and experiences would be great to have/bring:
* Proven experience in wastewater treatment process science and engineering.
* A strong knowledge of environmental regulation is desirable.
* A BSc degree in a science or engineering discipline is highly advantageous.
What’s in it for you?
* Offering a salary of £46,565 per annum, depending on skills and experience.
* Annual Leave – 26 days holiday per year, increasing to 30 with the length of service. (plus bank holidays)
* Generous Pension Scheme through AON.
* Performance‑related pay plan directly linked to company performance measures and targets.
* Access to lots of benefits to help you take care of you and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling, to Cycle to Work schemes, shopping vouchers and life assurance.
We’re committed to being a great, diverse, and inclusive place to work. We welcome applications from everyone and want to ensure you feel supported throughout the recruitment process. If you need any adjustments, whether that’s extra time, accessible formats, or anything else just let us know, we’re here to help and support.
Disclaimer: due to the high volume of applications we receive, we may close the advert earlier than the advertised date, so we encourage you to apply as soon as possible to avoid disappointment.
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