Asset Investment and Performance Manager

Dŵr Cymru; Cardiff; Hybrid; GBP 50,000 - 61,000; Full time

Benefits offered by this job

36 days annual leave

Enhanced employer pension

Car leasing scheme

Health CashBack

Job summary

Dŵr Cymru is seeking an Asset Investment & Performance Manager to lead investment planning and delivery for over 800 wastewater treatment works and a multi-hundred-million programme. You will manage a multidisciplinary team and shape performance, compliance and long-term asset health in collaboration with Planning, Engineering and Operations.

Reporting to the Head of Asset Management, you will prioritise investment needs, ensure governance, and provide evidence-based recommendations

Qualifications

• Degree or equivalent experience in Engineering, Asset Management, Environmental Science or another relevant technical discipline.
• Senior management experience within asset management or infrastructure investment in a regulated environment.
• Experience developing, prioritising and governing capital investment programmes at regional or asset-system level.
• Experience applying risk-based and performance-led approaches to investment planning and recommendations.
• Strong understanding of asset service delivery, particularly within Water or Wastewater, as applicable to the role.
• Experience managing and supporting technical teams.
• Experience engaging with senior stakeholders and contributing to regulatory and assurance processes.

Responsibilities

• Oversee the development and prioritisation of the asset investment programme, ensuring investment supports serviceability targets and regulatory obligations.
• Manage and develop a team of Asset Managers, Performance Specialists and Technicians.
• Act as asset owner representative for your portfolio, guiding investment approvals and governance.
• Prioritise asset interventions based on asset health, risk, performance and customer outcomes.
• Manage programme budgets within the wider portfolio and ensure evidence-based decisions.

Skills

Asset management

Leadership

Stakeholder management

Regulatory compliance

Data analysis

Education

Engineering degree

Environmental Science

Job description

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Asset Investment and Performance Manager

Date: 22 Oct 2026

City: Cardiff

Address: Cardiff, Wales, GB, CF3 0LT

Job Requisition Number 9435

Work Type Permanent (Flexible Working Options)

Job Function Operational

Salary Range £55,000.00 - Competitive DOE + Car Allowance £5,000 per annum

Closing Date 23:59 on 22/11/2026

South East Hub (Cardiff / Newport) Hybrid - alternative bases can be discussed.

What you’ll be responsible for

Summary

This is a high-impact senior role with asset-owner responsibility for over 800 wastewater treatment works and a c.£730m enhancement programme spanning treatment, bioresources, growth, resilience and compliance. You’ll manage a multidisciplinary team at the heart of some of Welsh Water’s biggest investment and performance challenges, shaping how we improve performance, compliance and asset health today while influencing the long-term investment strategy through PR29 and beyond.

What you’ll be responsible for

As our Asset Investment & Performance Manager, you’ll play a key role in shaping investment across our wastewater treatment works asset portfolio, making sure our decisions deliver the right outcomes for our customers, the environment and the long-term performance of our assets.

Reporting to the Head of Asset Management, you’ll lead asset investment planning and decision‐making across the portfolio. You’ll make sure investment needs are identified, prioritised and governed effectively to support regulatory compliance, improve performance and deliver value for money.

As a senior manager, you’ll also act as the asset owner representative for your portfolio, working closely with colleagues across Planning, Engineering, Maintenance, Capital Delivery and Operations to make sure our investment plans are evidence‑based, affordable and deliverable.

• Oversee the development and prioritisation of the asset investment programme, ensuring investment supports serviceability targets, statutory obligations, performance commitment levels and our wider Asset Management Strategy.
• Manage and develop a team of Asset Managers, Performance Specialists and Technicians.
• Act as the asset owner representative for your portfolio, providing direction through solution development, options appraisal, investment approvals and governance.
• Prioritise and recommend asset interventions based on asset health, risk, performance, regulatory commitments and customer outcomes.
• Manage programme budgets within the wider portfolio, ensuring investment decisions are well evidenced and affordable.
• Act as sponsor for capital schemes, producing high‑quality investment papers and supporting effective governance through programme steering groups.
• Oversee asset lifecycle management across the portfolio, balancing performance, risk and cost to support our long‑term asset management strategy.
• Work closely with Operations and Engineering to validate investment needs, understand operational constraints and develop practical recommendations.
• Collaborate with Planning and Finance to make sure investment decisions align with our long‑term plans.
• Develop and monitor performance measures that strengthen asset insight, investment quality and confidence in delivery.
• Lead benefits realisation reviews to assess whether investment and mitigation activity has delivered the intended outcomes and use these insights to inform future investment.
• Identify areas of poor or deteriorating asset performance and work with operational colleagues to develop proportionate investment and mitigation plans.

About you

We’re looking for an experienced asset management or infrastructure investment professional who can combine strong technical knowledge with leadership skills needed to manage people, influence investment choices and work effectively with a wide range of stakeholders.

You’ll be comfortable using asset health, performance and risk information to develop evidence‑based investment recommendations and will understand how investment choices need to balance performance, regulatory requirements, affordability and long‑term asset needs.

• Degree or equivalent experience in Engineering, Asset Management, Environmental Science or another relevant technical discipline.
• Senior management experience within asset management or infrastructure investment in a regulated environment.
• Experience developing, prioritising and governing capital investment programmes at regional or asset‑system level.
• Experience applying risk‑based and performance‑led approaches to investment planning and recommendations.
• Strong understanding of asset service delivery, particularly within Water or Wastewater, as applicable to the role.
• Experience managing and supporting technical teams.
• Experience engaging with senior stakeholders and contributing to regulatory and assurance processes.

Knowledge and skills

• Strong knowledge of asset lifecycle management, investment planning and portfolio prioritisation.
• Understanding of the regulatory, performance and risk factors affecting asset investment within the water sector or a similar regulated industry.
• Ability to translate asset health, risk and performance information into clear investment recommendations.
• Strong analytical skills, including option appraisal, cost‑benefit analysis and investment justification.
• Excellent stakeholder management, communication and influencing skills.

Additional role information

• Line management responsibility: Yes

Good to know

Flexible working: We want to attract the best talent, so we’re happy to have open conversations about flexible working and what could work for you and the role.

Potential requirement for standby, with additional earnings.

For an informal discussion about this role, please contact: [e-mail] and enter the job ID in the subject title line.

Please note, we may close this role sooner if required. We may also extend the original closing date depending on interest.

Due to the nature of the industry, we require satisfactory references, post offer medical clearance, and a criminal records Basic Disclosure check on all new employees joining the business. For some roles there may be additional checks and security clearance required, and this offer is subject all checks being satisfied. You will receive further information on how to complete these checks via email once you have accepted this offer.

As well as a market competitive salary, 36 days annual leave (pro rata, including public holidays), we offer a range of employee benefits and rewards including:

• Variable pay schemes (your salary band will remain the same, but performance depending, you could receive an incremental within-band increase and a yearly incentive)
• Option to buy additional annual leave up to 5 days per year
• Enhanced employer pension contributions – Up to 11% employer contributions
• Free Mortgage Brokering Services
• Enhanced family friendly policies
• Progression opportunities, including the ability to apply for funded training and coaching and mentoring programmes
• Gym and fitness discounts as well as high street shopping
• Cycle to work scheme
• Discount off all Welsh Water visitor attraction centres and gift shops
• Car‑leasing scheme and free on‑site parking at all sites
• Health CashBack scheme and access to an online GP service
• An employee assistance programme for employees and their immediate family

At Welsh Water, everything we do is about Bringing Wales to Life. From the lakes and rivers that shape our landscapes to the taps and pipes that keep our communities flowing, we’re here to protect, enhance, and celebrate the places people call home. As a not‑for‑profit organisation, every pound we make goes straight back into Wales — its environments, its communities, and its future.

We’re growing a culture built on curiosity, collaboration, and doing the right thing. That means turning real customer voices into powerful insight, using data to guide meaningful decisions, and making sure every community we serve feels heard and valued.

We’re also committed to creating a workplace where equity, diversity, and inclusion aren’t just principles — they’re lived experiences. We want everyone to bring their authentic selves to work, because we know that a truly inclusive team helps us understand, represent, and support the diverse communities of Wales.

Join us, and help shape the insights that help us bring Wales to life — for everyone.

Dŵr Cymru Cyf, a limited company registered in Wales No. 2366777. Registered office: Linea, Fortran Road, St. Mellons, Cardiff CF3 0LT

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