Senior Hydraulic Design Manager

About the role

Ramboll's Global Competence Center on Climate Adaptation in its Water team is looking for a Senior Hydraulic Design Manager in Singapore. The role leads planning and design of complex water, flood resilience and climate adaptation projects in Singapore and across Southeast Asia, working with clients, authorities and multidisciplinary teams. It sits within the Water Infrastructure and Climate Adaptation team, which combines engineering, hydrological and hydraulic modelling, nature-based solutions, urban planning and economic assessment.

Key responsibilities

• Lead and manage the planning and design of water infrastructure, flood resilience and climate adaptation projects, from feasibility and concept through detailed design and implementation support.
• Provide technical leadership in hydrology, hydraulics, urban drainage, stormwater management and flood-risk assessment.
• Guide the development, review and application of one-dimensional and two-dimensional hydrological and hydraulic models, and turn modelling results into design requirements, adaptation measures and investment recommendations.
• Prepare and quality-assure technical reports, design documentation, drawings, calculations and client deliverables.
• Coordinate across water engineering, coastal engineering, urban planning, landscape architecture, environment and economics, and act as main point of contact for clients, authorities and stakeholders.
• Support engagement with Singapore authorities and public-sector clients (PUB, HDB, NParks, JTC) and help ensure compliance with Singapore guidelines, codes and approvals.
• Coach engineers and modellers, contribute to tenders and proposals, and promote nature-based solutions, blue-green infrastructure and water-sensitive urban design.

Required profile

• Bachelor's or master's degree in civil, hydraulic, water resources, environmental engineering or a related field.
• Approximately 8 or more years of experience in water infrastructure, urban drainage, flood-risk management or climate adaptation.
• Demonstrated experience leading multidisciplinary design projects and managing scope, programme, budget, resources, risks and quality.
• Strong project-management capability and direct experience engaging with clients, government agencies and authorities.
• Knowledge of Singapore's water-management and drainage context; familiarity with PUB requirements and ABC Waters Design is an advantage.
• Strong written and spoken English, and the ability to mentor engineers at all levels.

Required skills

• Hydrology, hydraulics, drainage design, stormwater management and flood-risk assessment.
• One-dimensional and two-dimensional hydraulic modelling; experience with MIKE, InfoWorks ICM, HEC-RAS, HEC-HMS, XPSWMM, GIS or similar is mentioned but not required.
• Preparation and review of technical reports, drawings, calculations and specifications.