Senior Associate, Wastewater

Job Advert
Job Title: Senior Associate Wastewater Specialist
Salary: £40,000 to £50,000 (dependent on experience)
Location: Birmingham or London
Type: Permanent – Hybrid Working

Application Notes:
The closing date for applications is 11:55pm on 25th March 2026. Candidates will be required to submit a CV and a personal statement as part of the application process. The personal statement should clearly demonstrate how your experience meets the key technical and analytical criteria outlined in the role description. Applications must be completed prior to the deadline as late submissions cannot be considered.

About the Role
Our client is seeking two Senior Associate Wastewater Specialists to join their Wastewater Cost Assessment Team. These roles are key to supporting the assessment of major wastewater investment programmes across the UK water sector.

You will play a vital role in evaluating company investment plans, analysing technical and financial data, and helping ensure that infrastructure investment delivers value for customers, communities and the environment.

This position would suit professionals with experience in wastewater modelling, treatment, asset management, engineering, or data analysis, particularly those looking to apply their technical expertise within a regulatory or strategic environment.

About the Client
Our client is a leading regulatory organisation responsible for overseeing the performance, investment and long-term sustainability of the water sector in England and Wales.

Working closely with government departments, environmental regulators and industry stakeholders, the organisation plays a critical role in ensuring that water companies deliver efficient services, environmental improvements and long-term infrastructure resilience.

Key Responsibilities
Assess wastewater and bioresources investment proposals and expenditure plans
Engage with water companies, regulators and industry stakeholders
Support the delivery of regulatory cost assessment programmes
Analyse technical and financial data to support evidence-based decisions
Contribute to policy development and regulatory frameworks
Review company business plans and investment proposals
Develop benchmarking models and analytical approaches
Produce technical documentation and reports
Communicate findings to both technical and non-technical audiences
Collaborate with internal teams across policy, engineering and analysis functions
What Our Client is Looking For
Previous experience within the UK water sector
Experience working in wastewater networks, wastewater treatment, or bioresources
Background in engineering, science, asset management, capital programmes or data analysis
Strong analytical and numerical skills with experience interpreting complex datasets
Ability to evaluate technical proposals and challenge assumptions
Experience supporting procedures, processes or regulatory frameworks
Strong written and verbal communication skills
Ability to present technical findings clearly to varied audiences
Ability to work independently while contributing to wider team objectives
What Our Client Offers
Competitive salary based on experience
Exceptional employer pension contribution of approximately 29%
Hybrid and flexible working arrangements
Generous annual leave allowance
Professional membership support
Career development and training opportunities
Health and wellbeing initiatives
Volunteering opportunities
Employee recognition schemes
The employer pension contribution is significantly higher than most private sector organisations, making this an extremely attractive long-term financial benefit.

Eligibility
Applicants must have the right to work in the United Kingdom.

Our client cannot offer visa sponsorship for this role.

Candidates must have previous UK water sector experience relevant to wastewater engineering, modelling, treatment, asset management or similar disciplines.

Security checks may be required as part of the recruitment process.

Opportunity for Growth
This role offers an excellent opportunity to develop expertise within the UK water regulatory environment, working on nationally significant infrastructure and environmental programmes.

Successful candidates will gain exposure to major industry investment decisions, policy development and regulatory strategy, while developing their technical and analytical expertise within a highly respected organisation.

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.