Southern Water
Private UK utility supplying drinking water and treating wastewater across southern England.
12 days ago
$65,000
Expert & Leadership (13+ years), Experienced (8-12 years)
Full Time
Lewes, England, United Kingdom
Hybrid
Company Size
2,092 Employees
Service Specialisms
Sector Specialisms
Description
process calculations
control philosophy
p&ids
commissioning plans
data analysis
plant optimisation
Key responsibilities include producing process calculations, control philosophies, process flow diagrams, specifications, P&IDs, and compliance and commissioning plans. You will lead innovative process solutions that drive TOTEX efficiencies, mentor junior engineers, and use data analysis to evaluate asset performance and develop optimisation measures. In the site‑operations role you will improve plant performance, support commissioning activities and troubleshoot wastewater treatment facilities.
- Produce process calculations, control philosophies, flow diagrams, specifications, P&IDs, and compliance and commissioning plans.
- Lead innovative process solutions to achieve TOTEX efficiencies.
- Support site operations by improving performance, commissioning, optimisation, and troubleshooting of wastewater treatment plants.
- Mentor junior process engineers.
- Analyze data to evaluate asset performance and develop process improvements.
Requirements
meng
chartered
wastewater
water projects
process design
driving licence
The successful candidate will hold an MEng/BEng/BSc in Chemical Engineering or an equivalent qualification, with Chartered membership preferred. You must have a proven track record delivering wastewater or water projects and providing site‑operation support for UK water companies, as well as a background in water consultancy and strong analytical skills.
- Hold MEng/BEng/BSc in Chemical Engineering or equivalent; Chartered status preferred.
- Demonstrate proven experience delivering wastewater or water projects and site operation support for UK water companies.
- Possess a strong background in water consultancy, process design, optimisation, and commissioning.
- Maintain a valid driving licence and be able to work hybrid with site visits.
Benefits
Closing Date 2026-01-30. The position is Senior Process Engineer based in Falmer (hybrid working with site visits, driving licence required). It is a permanent full‑time role with a salary up to £65,000, depending on skills and experience.
Southern Water is investing £7.8 bn between 2025‑30 to transform the UK's water industry, offering a supportive and collaborative environment where senior professionals can influence strategic decisions and drive long‑term value. The company is committed to diversity and inclusion, flexible working where possible, and 24/7 incident support to ensure customers receive reliable service.
Training + Development
Interview process
Visa Sponsorship
Security clearance
Overview
2.25 million
Customers Served
Serving 2.25 million customers since privatisation in 1989.
0.5 GL
Drinking Water Pumped
Pumps over 0.5 GL of drinking water daily.
£72m loss
Operating Loss
Experienced a £72 million operating loss in March 2024 due to rising costs.
- Constructs reservoirs, pipelines, sewage treatment upgrades, and implements contingency measures like importing water during droughts.
- Specializes in large-scale water infrastructure, operational delivery, and environmental engineering across the South East.
- Notably fined for misreporting sewage spills; offers guided tours of Victorian sewers and public access to historic reservoirs.
Culture + Values
- “Working differently” – using new technology and nature‑based solutions
- “Collaborating with community partners”
- “Showing leadership on key environmental issues”
- “Engaging with customers, stakeholders and partners to maximise opportunities”
Environment + Sustainability
24% by 2025
Renewable Energy Target
Target to generate 24% of own renewable energy by 2025.
75% by 2035
Storm Overflow Compliance
Aiming to achieve 75% compliance by 2035 to reduce storm overflow spills.
£7.8B Capital Plan
Environmental Investments
£7.8 billion capital plan from 2025-2030 focusing on new technology and nature-based solutions.
Three‑Star EPA
Environment Agency Rating
Aiming for a three-star Environment Agency rating by 2025 following a two-star rating in 2022.
- On track to generate own renewable energy and buying accredited renewable energy since 2021.
- Fleet electrification targets: cars/vans by 2035, HGVs via low-carbon fuels by 2040.
- Investing £1.5 billion in Clean Rivers & Seas to reduce storm overflow spills and achieve full compliance by 2050.
Inclusion & Diversity
- No publicly available strategic DEI goals or gender‑related statistics found