Senior Civil Engineer, Water/Wastewater Conveyance – Hydraulic Modeling

Stantec

Senior Civil Engineer leading hydraulic analysis and planning of large-scale water infrastructure. Collaborating with regional clients in the Pacific Northwest and Mountain West on conveyance projects.

Posted 7/8/2026full-timeBellevue • Washington • 🇺🇸 United StatesSenior💰 $178,400 - $276,600 per yearWebsite

About the role

Key responsibilities & impact

Serve as Planning Task Lead, Hydraulics Lead, or Engineer of Record on complex water, wastewater, and stormwater conveyance programs
Lead alternatives analyses for transmission corridors and storage tank sites, including multi-criteria decision-making (MCDM) screening, weighting frameworks, and Board-ready alternatives recommendations
Lead sequencing and resilience evaluations: hydraulic and operational performance across demand milestones, single-point-of-failure inventory, n-1 redundancy, and phased capacity build-out strategies
Direct hydraulic modeling (steady-state, extended-period, transient/surge), including WaterCAD model maintenance, scenario development, and flow allocation planning across member agencies
Integrate hydraulic, GIS, cost, and SME evaluation results into clear technical memoranda, Board presentations, and program decision support tools
Provide technical leadership and QA/QC across the team; mentor developing engineers and modelers
Build and grow trusted client relationships; lead pursuits, proposals, and client interviews
Represent Stantec in professional organizations and at industry conferences (AWWA, WEF, PNWS-AWWA, PNCWA)

Requirements

What you’ll need

Deep expertise in conveyance design: large-diameter transmission and force mains, sanitary collection (open channel hydraulics, diurnal patterns, flow diversion), pipe rehabilitation (CIPP, pipe bursting, sliplining), and trenchless construction (HDD, microtunneling, auger boring)
Proven leadership of pump stations, lift stations, reservoirs, storage tanks, and wet weather storage
Demonstrated experience leading corridor and site alternatives analyses, MCDM screening, and Board-level alternatives recommendations on regional water supply or transmission programs
Strong proficiency with hydraulic and design software (WaterCAD, InfoWater, InfoWorks ICM, PCSWMM, EPANET, EPA SWMM, HEC-RAS, AutoCAD Civil 3D, ArcGIS), plus transient analysis
Experience coordinating hydraulic modeling outputs with GIS layers, cost frameworks, and SME evaluation results to inform planning-level decisions
Established client relationships in the Pacific Northwest or Mountain West strongly preferred
Track record of winning and delivering pursuits as a technical lead or Engineer of Record
Strong communicator and team leader; skilled at building consensus and leading through complexity
Bachelor's degree in Civil Engineering required; Master's preferred
Minimum 15 years of progressive experience in water/wastewater conveyance planning, design, and hydraulic modeling, with senior technical leadership
Washington PE license required; additional Mountain West state PEs preferred

Benefits

Comp & perks

Regular full-time and part-time employees (working at least 20 hours per week) have access to medical, dental, and vision plans
Wellness program
Health saving accounts
Flexible spending accounts
401(k) plan
Employee stock purchase program
Life and accidental death & dismemberment (AD&D) insurance
Short-term/long-term disability plans
Emergency travel benefits
Tuition reimbursement
Professional membership fee coverage
Paid family leave
Ten paid holidays in each calendar year
Eligible to accrue vacation between 10 and 20 days per year
Eligible for paid sick leave (and if more generous, in accordance with state and local law)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Hydraulic ModelingConveyance DesignMCDM ScreeningFlow Allocation PlanningPipe RehabilitationTransient AnalysisOpen Channel HydraulicsDiurnal PatternsTrenchless ConstructionPhased Capacity Build-Out

Soft Skills

Strong CommunicationTeam LeadershipConsensus BuildingMentoring

Certifications

Bachelor's Degree in Civil EngineeringWashington PE LicenseMaster's Degree in Civil Engineering (Preferred)