Senior Engineer - Hydraulic Modeller

We are looking for a Senior Hydraulic Modeller in Manila to deliver, check and guide hydraulic network modelling work for international projects. The role is focused on InfoWorks ICM, sewerage and urban drainage modelling, flood and spill risk assessment, development impact assessment, model maintenance and technical reporting.

The successful candidate will provide hands-on senior technical delivery while supporting junior modellers, improving consistency of outputs and strengthening Manila hydraulic modelling capability.

Key responsibilities

Hydraulic modelling delivery

· Build, update, calibrate and verify hydraulic and urban drainage models using InfoWorks ICM.

· Deliver catchment-level and local network assessments for foul, storm and combined sewer systems.

· Run model scenarios and interpret flood risk, spill risk, CSO / SWO performance, surcharge, capacity and network performance results.

· Support integrated model development, model maintenance, flow survey planning, data review and scenario testing.

· Prepare technical reports, maps, presentations, option appraisal outputs and supporting documentation.

Quality, mentoring and coordination

· Check model inputs, assumptions, outputs, calculations and technical deliverables before formal review or issue.

· Provide task guidance, mentoring and technical review feedback to junior and graduate modellers in Manila.

· Support compliance with client modelling specifications, project standards and AECOM quality processes.

· Identify data gaps, model limitations, risks and assumptions, and communicate them clearly to project leads.

· Collaborate with project managers, discipline leads, engineers, GIS specialists, survey teams and client-facing colleagues across time zones.

· Bachelor's degree in Civil Engineering, Environmental Engineering, Water Resources, Hydrology, GIS or a related discipline.

· Professional membership or progress towards chartership / recognised professional registration would be beneficial.

Essential experience:

· Strong hands-on experience in hydraulic network modelling within consultancy, utility or infrastructure environments.

· Strong proficiency in InfoWorks ICM or similar hydraulic modelling software.

· Experience in model build, verification, calibration, maintenance, scenario testing and technical reporting.

· Experience with flood and spill risk assessment, CSO / SWO assessment, development impact assessment or hydraulic asset planning.

· Ability to check technical work and explain modelling results, assumptions and limitations clearly in English.

· Ability to mentor less experienced staff and manage multiple technical priorities.

Desirable experience:

· Experience supporting UK, Ireland, Australia, New Zealand or other international water industry projects.

· Knowledge of UK water company, Uisce Eireann / Irish Water, Welsh MBV or comparable modelling standards.

· Experience using QGIS, ArcGIS, MapInfo, InfoAsset, AutoCAD, MicroStation, HEC-RAS, TUFLOW or Flood Modeller Pro.

· Experience preparing survey scopes, drainage area plans, integrated drainage plans, modelling guidance or standard operating procedures.

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan.

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com.

What makes AECOM a great place to work

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity.

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.