Senior Drainage Engineer - Lead Transportation Projects

STV, Inc.

Irvine (CA)

On-site

USD 160,647 - 183,597

Full time

14 days+

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Benefits offered by this job

Health insurance

401(k) Plan

Paid Time Off

Paid Holidays

Continuing Education

Professional Licensure Support

Job summary

STV, Inc. is seeking a Senior Drainage Engineer to lead drainage design across transportation projects in the West, with multiple California offices available (Los Angeles, Irvine, San Francisco, or Rancho Cucamonga) or other West Coast locations.

The role emphasizes technical leadership and client engagement while guiding mid- to senior-level staff. You will perform hydrology and hydraulic analyses, oversee stormwater permitting, and coordinate with road, rail, and environmental teams to

Qualifications

Bachelor's degree in Civil Engineering, Environmental Engineering, or a related field.
13-18 years of progressive experience in drainage design, preferably supporting transportation infrastructure projects.
Professional Engineer (PE) license in Washington, Oregon, or California (preferred), or ability to obtain within 6 months of hire.
Demonstrated expertise in hydrology and hydraulic analysis using software such as HEC-RAS, Hydrocalc, XPSWMM, StormCAD, WSPG, WNT-55, LAR04, and ORD Storm Module.
Experience with stormwater management design, drainage systems, and culvert design.
Experience with erosion and sediment control design, permitting, and regulatory coordination.
Knowledge of BMPs, LID strategies, and stormwater quality design.
Experience supporting transportation infrastructure projects.
Strong technical report writing skills; QA/QC review of engineering deliverables.

Responsibilities

Lead drainage engineering design for transportation infrastructure projects, including roadway, rail, bridge, and highway improvements.
Oversee the design of stormwater management systems, drainage systems, culverts, hydraulic structures, BMPs, LID features, and erosion and sediment control plans.
Perform and review hydrology and hydraulic analyses to support design decisions, regulatory compliance, and resilient project delivery.
Support and manage stormwater permitting, erosion and sediment control approvals, and environmental regulatory coordination.
Prepare and review technical reports, drainage reports, stormwater documentation, design documentation, specifications, and engineer's cost estimates with a focus on clarity and quality.
Coordinate multidisciplinary design efforts with roadway, structural, rail, and environmental teams for integrated project delivery.
Provide technical leadership, QA/QC support for drainage deliverables, including report writing and calculations.
Support client interactions and strengthen relationships with public-sector agencies and teaming partners.
Mentor and develop early-career drainage engineers and staff.