Senior Hydraulics Engineer in Cambridge

Mott MacDonald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+ offices. We work across incredible global industries, delivering exciting work that is defining our future and making an important societal impact in the communities we serve. Our people power our performance – we succeed when they do. With countless opportunities to collaborate, learn, and grow, the possibilities for excellence are as varied as every individual.

The Water Consultancy Division is Mott MacDonald’s centre of excellence for responding to water and wastewater challenges, offering fantastic opportunities to get involved in diverse and technically challenging work. The work we do is at the forefront of ensuring safe water supplies for future generations and protecting our environment. Our multi‑disciplinary teams provide a variety of services throughout the full project life cycle, from advisory services and feasibility studies, through outline and detailed design, to construction support and site supervision.

We have an exciting opportunity for a Senior Civil Engineer with a strong technical background and expertise in hydraulic analysis and design to join our growing team. This is a fantastic professional opportunity for a driven individual to work on a uniquely wide range of water related projects in the UK and worldwide. You will undertake the design and analysis for a range of projects and topics, such as: transmission pipelines, surge analysis, hydraulic design of water and wastewater treatment works, stormwater storage tunnels. You'll be able to understand water projects holistically and work in collaboration with other teams (mechanical, process, structural, environmental) for the successful delivery of multi‑disciplinary projects.

Key responsibilities and duties:

• Leading and delivering hydraulic analysis and design within your area of responsibility, across a range of potable and wastewater projects.
• Producing and reviewing engineering calculations, specifications, drawings and reports.
• Mentoring more junior colleagues, providing technical guidance and advice.
• Engaging with the Client and stakeholders to ensure the efficient delivery of projects, as well as identifying and communicating issues that could impact programme, quality or cost.
• Preparing time and budget estimates for proposals.
• Working collaboratively across disciplines to ensure the efficient delivery of projects within your portfolio.
• Engaging with best practice and taking responsibility for your own professional development.

Candidate specification:

Essential:

• Demonstrable technical experience of pressurised and open‑channel hydraulics applied to the field of civil engineering, including surge analysis, transmission pipelines, and large‑scale drainage systems through one or more stages of a project life cycle.
• Experience of surge analysis tools such as WANDA or Bentley Hammer.
• Experienced in development of hydraulic calculations and hydraulic profiles for water and wastewater treatment works.
• Proven ability to lead delivery of technical projects, including controlling budgets within area of responsibility.
• Experience of working in multi‑disciplinary water pipeline and networks projects with other technical disciplines including environmental specialists, geotechnical, structural, electrical and mechanical engineers.
• Strong collaboration and communication skills in both oral presentations and written reports, to colleagues, non‑technical staff and clients.
• Chartered membership of a relevant professional chartered institution, such as ICE or CIWEM.

Desirable:

• Experience in transmission pipeline design, e.g. route and material selection, hydraulic design, steel pipe wall thickness calculations, thrust restraint solutions, etc.
• Experience in CFD applied to the water industry.
• Experience in supervision of physical scale modelling studies.
• Good understanding of designers' responsibilities under CDM.
• Experience in clean water network modelling using software such as EPANET, WaterGEMS or Infoworks.

Benefits:

Mott MacDonald offers a highly innovative and collaborative environment within which to further develop your career. We can offer career opportunities in technical, management or client‑facing directions. You will have control of your own career path and great prospects progression as the business continues to grow. We offer some fantastic benefits including:

• Financial wellbeing: We match employee pension contributions between 4.5% and 7%. Life assurance equal up to 4 x your basic salary, with an option to increase the level of cover to 6 x your salary. Our income protection scheme provides a financial benefit, as well as absence and return to work support due to long‑term illness or injury. Flexible benefits, including increased life assurance cover, critical illness insurance, payroll saving and will writing.
• Employee Ownership: Our employee ownership model means no external investors, just us, creating a culture of shared success. Our employees have a stake and a voice in our business, giving them a direct connection to our success through our personal and group performance bonuses.
• Health and wellbeing: Private medical insurance for all UK colleagues. Health cash plan to support you with everyday health costs and treatments. Access to Peppy, providing free support from menopause experts for all UK colleagues.
• Lifestyle: A minimum of 33-35 days holiday each year, inclusive of public holidays and dependent on level, with the ability to buy or sell leave through our flexible benefits programme.
• Enhanced family and carers leave: Enhanced family leave policies, including 26 weeks paid maternity and adoption leave, and two weeks paid paternity/partner leave.
• Learning and development: Primary annual professional institution subscription. A broad range of opportunities to enhance both technical and soft skills through mentoring, formal training, and self‑development options.

We put equality, diversity, and inclusion at the heart of our business, seeking to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they can contribute.