Senior Engineer - Master Planner and Modeling - Water Wastewater

Ardurra is seeking a Senior Engineer - Master Planner and Modeling - Water Wastewater to join our team ideally in Newport Beach, CA., but could be based out of any of our California offices.

This position will lead the development, analysis, and interpretation of complex hydraulic models to support long‑range planning for water, wastewater, and recycled water systems. This role is responsible for translating system data, operational requirements, and infrastructure characteristics into accurate, actionable planning solutions. The position provides technical leadership in the evaluation of capacity needs, system performance, and future improvement strategies, while ensuring modeling assumptions, methodologies, and outputs align with industry standards and client objectives.