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Senior Engineering Manager - Hydrology & Drainage

Parsons Corporation
full-time
Seattle, WA
Posted 3/26/2026
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Job Description

In a world of possibilities, pursue one with endless opportunities. Imagine Next!  At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.  Job Description: Job Posting

Senior Engineering Manager – Hydrology & Drainage – Transportation Infrastructure

Our Parsons Seattle office is seeking to hire a highly experienced Senior Engineering Manager to oversee and lead our hydrology and drainage practice supporting transportation projects in the Pacific Northwest and also some US National projects. In this role you will  lead Drainage designs for road/highway/rail/transit projects primarily in the US West.

In this role you will act as the primary interface with internal design teams and take the lead for all Drainage aspects of the project with the client and our JV partners on both conventional and design/build projects.  You will be a key management  member of our Road/Highway Practice for California, reporting into Senior Management.   Our projects include new urban highway design, highway rehabilitation, railroad grade separation, construction of new bypass lanes and auxiliary lanes, widening of lanes, and reconfiguration of local street interchanges, and rail and  transit.

We expect you to be able to manage and oversee design of all  drainage elements relating to road and highway projects, including hydrologic analysis, inlet design, storm sewer design, ditch and channel design, cross drain design, retention/detention basin design, water quality analysis, adequate outfall design and design of on and off site drainage facilities.  As a leader, you must be able to demonstrate prior experience in the preparation plan documents and reports, such as of storm-water plans and permit applications for highway projects, drainage criteria documentation, drainage design reports, and pond siting reports.   

Responsibilities :  • Functions as Engineering  Drainage Design Manager  on small, medium and large projects, assuming responsibility for the work of the group. • Leads other Engineers and design personnel in technical excellence and growth in the Quality Improvement Process. • Provides technical consultations for interdisciplinary analytical studies and analyses. • Ensures compliance of design with all applicable codes and regulations, providing the seal and signature of the professional engineer when required by statute or contract. • Helps determine budget estimates and staffing requirements for the defined scope and schedule.  May assist with other administrative and technical duties. • Additional Responsibilities :

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• A strong background with WSDOT design build work • Qualifications for Drainage Design Engineer of Record for WSDOT design build work • A vision for developing a premier group of drainage design engineers • A willingness to mentor and teach younger drainage engineers

Requirements: • 4-year degree in Civil  Engineering (or a related field) • 15-20  years or more of related work experience in water resources engineering design (drainage design, hydrologic studies/evaluations, especially for transportation projects   • Professional Engineer ( PE)  registration is  required. • WSDOT projects  experience is essential for this role • Ability to perform in a lead capacity and provide constant oversight to design engineering process

Security Clearance Requirement: None

This position is part of our Critical Infrastructure team.

For more than 80 years, our experts have designed and delivered the critical infrastructure that connects and protects communities around the world. We work in collaborative teams, both within the company and with our partners and customers, to plan, design, build, and modernize infrastructure. We take special pride in projects and solutions that improve communities as well as people’s quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. Powered by our people, we provide the imagination necessary to support our customers’ visions—and to help them see what's next!

Salary Range: $144,800.00 - $260,600.00

We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!

Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.

We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—APPLY TODAY! Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.

About the job

$

Salary

USD 144,800 - 260,600

Job Type

full-time

Location

Seattle, WA

Category

QA/QC

Parsons Corporation

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