Assistant Project Manager

At CMDP+ we believe that people matter. We know that to build successful, creative teams we need a diverse workforce that can deliver new innovative ways of thinking. We provide an environment where you will have the freedom to develop and grow to your full potential.

CMDP+ is looking for an Assistant Project Manager to join our Southern Water Framework. MWH Treatment and Costain Group are part of the CMDP+ joint venture that will deliver a range of construction schemes to maintain and improve Southern Water’s water supply and wastewater treatment works within the South and Southeast regions.

The Joint Venture has been set up specifically to execute the 5‑year (2025‑2030) AMP8 capital delivery framework, delivering a programme of works up to £1 bn over the period consisting of both heavy civil engineering and mechanical and electrical activities.

Otterbourne is a major Water Supply Works located between Southampton and Winchester supplying water to over 250,000 homes. As part of Southern Water’s AMP8 investment programme, the Works will undergo major upgrades including new pre‑disinfection treatment and wastewater recovery treatment streams, plus a programme to mitigate risks with power resilience.

• Assist with and maintain appropriate systems to enable effective planning and scheduling.
• Assist in maintaining project controls and in producing project reports.
• Responsible for project file management using robust version control. Organise key project meetings and provide secretariat support.
• Manage staff as appropriate, including their development.
• Assist with maintaining the stakeholder log for internal and external stakeholders. Act as the focal point for project responses to external requests for information.
• Assist with monitoring project spend and contribute to the compilation of budgets. Maintain an accurate asset register for the project.
• Assist with maintaining risk and issue logs, escalating as appropriate.

• Degree level qualification in a Civil Engineering allied subject or HND in Civil Engineering and vocational training in Engineering.
• Understanding of Engineering Principles.
• Understanding of construction contract law and forms of contract through experience and formal training.
• Computer competence (MS Word, Excel, Document control system, Primavera software).
• Training in Health & Safety and Environmental management.
• Current Driving Licence.
• Water industry experience.

• Degree in Civil Engineering.
• MICE qualification.
• MAPM qualification.
• Further computer competence.
• Vocational Training (successful experience of project management).

Costain helps to improve people’s lives with integrated, leading‑edge, smart infrastructure solutions across the UK’s energy, water, transportation and defence markets. We help our clients improve their business performance by increasing capacity, improving customer service, safeguarding security, enhancing resilience, decarbonising and delivering increased efficiency. Our vision is to be the UK’s leading smart infrastructure solutions company. We will achieve this by focusing on blue‑chip clients whose major spending plans are underpinned by regulatory commitments and essential performance requirements.

CMDP is a joint venture between Costain and MWHT and delivers a range of schemes to maintain and improve Southern Water’s water supply and wastewater treatment works in the eastern half of its region (Kent & Sussex). We appreciate the time and effort taken when applying for one of our positions but, due to the high volume of responses, we are unable to provide individual feedback on candidates at application phase.

We are a Disability Confident employer and commit to providing equal opportunities for all candidates, including those with disabilities. We may limit the number of interviews offered during high‑volume periods.