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- Tasks: Lead innovative wastewater treatment strategies to protect public health and the environment.
- Company: NI Water, committed to becoming a World Class utility.
- Benefits: Competitive salary, flexible working, generous leave, and wellness programmes.
- Other info: Join a dynamic team with excellent career growth and volunteering opportunities.
- Why this job: Make a real impact on society and the environment while advancing your career.
- Qualifications: 3+ years in wastewater treatment or 5+ years without a degree, with project leadership experience.
The predicted salary is between 44264 - 59018 £ per year.
The Wastewater Treatment Solutions Manager plays a critical role in protecting public health and upholding environmental standards across Northern Ireland. This position leads the development, implementation, and optimisation of wastewater treatment strategies, ensuring NI Water's assets operate efficiently, sustainably, and in full compliance with statutory and regulatory obligations. Combining technical acumen, regulatory awareness, and strategic foresight, the role directly supports NI Water's ambition to become a World Class utility - one that is smarter, more resilient, carbon neutral, and operationally excellent. It also contributes to wider societal outcomes, including a healthier population, a growing economy, and a flourishing natural environment.
Key personal responsibilities include:
- Identifying and prioritising enhancement needs across wastewater treatment works (WWTWs) and major pumping stations
- Diagnosing root causes of performance or compliance issues
- Leading the optioneering and evaluation of technically and economically viable solutions
- Defining and specifying key engineering parameters to inform investment planning and delivery
Applicants MUST be able to demonstrate in their application and where necessary at interview:
ESSENTIAL CRITERIA- Candidates must be able to provide proof of qualification by application closing date A 3rd level qualification (e.g. HNC/HND/Degree) or equivalent in a relevant area e.g. scientific, engineering, business related subjects AND a minimum of 3 years' experience in Wastewater treatment, leading projects with evidence of delivering successful outcomes against agreed objectives, and budget in excess of £100k. OR (in the absence of a 3rd level qualification) A minimum of 5 years' experience in Wastewater Treatment, leading projects with evidence of delivering successful outcomes against agreed objectives, and budget in excess of £100k.
- Demonstrable experience of defining, documenting and delivering complex wastewater treatment solutions, including business case approval, securing external support, delivery of key project plans and management reports.
- Demonstrable experience in assisting to develop and document new or revised Business Processes and Policy Documentation.
- Proficient in the use of IT including Excel, Visio, PowerPoint, Word and Power BI (or equivalent application) with experience in using data analytics to inform decision making.
- Professional Qualification through ICE, CIWEM or Engineers Ireland or equivalent
What is on Offer
SalaryThis Band 4 role offers a competitive remuneration package with a salary scale of £44,264 - £59,018 per annum (pay award pending). The starting salary will normally be at the first point of the scale. Salaries are reviewed annually effective 1st April.
LocationWestland, 40 Old Westland Road, Belfast, BT14 6TE.
What we Offer- Generous annual leave and public/privilege holidays
- Flexible working and family friendly policies
- Hybrid Working (applicable to some of our roles after three months following onboarding and training)
- Occupational sick pay
- Employee assistance programmes
- Cycle to work scheme
- One of the largest corporate volunteering schemes in NI
- Award winning health and wellbeing programme which focuses on supporting four key area of employee health; Physical, Mental, Social and Financial
How to Apply
To submit your application, please click the APPLY icon. For additional information about the role please download a Candidate Brief, available below. Closing date for submission of Applications: Monday 18th May .00am Interview Dates: Friday 29th May 2026, Monday 1st June 2026
Wastewater Strategy Treatment Solutions Manager employer: NI Water
Contact Detail:
NI Water Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Wastewater Strategy Treatment Solutions Manager
✨Tip Number 1
Network like a pro! Reach out to folks in the wastewater treatment field, attend industry events, and connect on LinkedIn. You never know who might have the inside scoop on job openings or can put in a good word for you.
✨Tip Number 2
Prepare for interviews by researching NI Water's current projects and challenges. Show them you’re not just another candidate; demonstrate your knowledge and passion for making a difference in wastewater treatment solutions.
✨Tip Number 3
Practice your pitch! Be ready to explain how your experience aligns with their goals of becoming a World Class utility. Highlight your successes in leading projects and delivering results that matter.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen. Plus, it shows you’re serious about joining the team and contributing to a healthier environment.
We think you need these skills to ace Wastewater Strategy Treatment Solutions Manager
Some tips for your application 🫡
Show Off Your Qualifications: Make sure to highlight your qualifications right at the start. We want to see that you meet the essential criteria, so don’t be shy about showcasing your 3rd level qualification or relevant experience in wastewater treatment.
Be Specific About Your Experience: When detailing your experience, focus on specific projects you've led. We love numbers, so mention budgets and successful outcomes to really make your application stand out!
Demonstrate Your Technical Skills: Don’t forget to mention your proficiency in IT tools like Excel and Power BI. We’re looking for candidates who can use data analytics to inform decisions, so give us examples of how you've done this in the past.
Apply Through Our Website: Remember, the best way to apply is through our website. It’s straightforward and ensures your application gets to us directly. Plus, it shows you’re keen on joining our team!
How to prepare for a job interview at NI Water
✨Know Your Stuff
Make sure you brush up on your technical knowledge related to wastewater treatment. Be ready to discuss specific projects you've led, the challenges you faced, and how you overcame them. This role requires a solid understanding of engineering principles, so don’t shy away from showcasing your expertise.
✨Showcase Your Experience
Prepare to provide concrete examples of your experience in delivering successful outcomes on projects with budgets over £100k. Use the STAR method (Situation, Task, Action, Result) to structure your answers, making it easy for the interviewers to see your impact.
✨Be Data Savvy
Since the role involves using data analytics for decision-making, be prepared to discuss how you've used tools like Excel or Power BI in past projects. Bring examples of how data informed your strategies or improved project outcomes to the table.
✨Understand the Bigger Picture
Familiarise yourself with NI Water's goals and how this role contributes to public health and environmental standards. Showing that you understand the societal impact of your work will demonstrate your commitment to the role and the organisation’s mission.