Technical Director, Surge & CFD Hydraulics

Poutrix; United Kingdom; Remote; GBP 90,000 - 140,000; Full time

Job summary

Arcadis is seeking an Associate Technical Director to lead its hydraulic engineering capability in pressure surge, CFD and advanced modelling across UK and international water assets. You will set technical standards, mentor engineers, and drive high‑impact studies within AMP8 frameworks.

You'll shape strategy, deliver complex projects, and build client relationships with major water utilities while advancing Arcadis's leadership in sustainable hydraulic design.

Qualifications

• Minimum 12 years of progressive hydraulic engineering experience with surge/transient analysis or CFD.
• CEng status with relevant professional body membership (CIWEM/IMechE/ICE or equivalent).
• Technical authority in transient hydraulic modelling using HAMMER/Wanda/VariSim.

Responsibilities

• Act as Arcadis's named technical authority for surge, transient hydraulics, and CFD studies.
• Lead complex modelling studies including rising mains, pump-station protection, and air entrainment.
• Develop and embed technical standards, QA, and model assurance frameworks.
• Provide cross-functional leadership to water quality, process, civil, and design teams.
• Mentor and develop specialist engineers toward chartered status.

Skills

Pressure surge

CFD

Transient hydraulics

Hydraulic modelling

Mentoring

Technical leadership

Education

Chartered Engineer (CEng)

Tools

HAMMER

Wanda

VariSim

ANSYS Fluent

OpenFOAM

HADES

Job description

Arcadis is seeking an Associate Technical Director to lead its hydraulic engineering capability in pressure surge, CFD and advanced modelling across UK and international water assets. You will set technical standards, mentor engineers, and drive high‑impact studies within AMP8 frameworks.

You'll shape strategy, deliver complex projects, and build client relationships with major water utilities while advancing Arcadis's leadership in sustainable hydraulic design.