Transportation Sr Drainage Engineer, Roads and Highways - Olympia, WA

David Evans and Associates, Inc.; Olympia (WA); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Comprehensive health coverage

401k plan

Flexible 9/80 schedule

Paid Time Off (PTO)

Job summary

David Evans and Associates, Inc. is looking for a qualified Transportation Sr Drainage Engineer in Olympia, WA. This role includes leading multi-discipline projects, performing engineering calculations, and producing construction documents. Candidates should have a Bachelor's in Civil Engineering, a Professional Engineering License, and over 10 years of related experience.

In this position, you'll work with innovative practices to enhance transportation systems. Benefits include comprehensive health coverage, retirement plans, and a flexible work schedule.

Qualifications

• 10+ years of civil engineering design related to transportation projects.
• Project experience with local public agencies required.
• Professional Engineering License in Washington state preferred.

Responsibilities

• Coordinate projects with project managers and firm staff.
• Prepare and design street improvement plans and grading plans.
• Analyze maps, reports, and drawings for design projects.

Skills

Civil Engineering Design

AutoCAD

MicroStation

Storm drainage modeling

Project management

Education

Bachelor’s degree in Civil Engineering

Professional Engineering License

Tools

Autodesk Civil 3D

InRoads

Job description

Transportation Sr Drainage Engineer

Transportation jobs with David Evans and Associates. At David Evans and Associates, Inc., our Transportation team blends innovation, sustainability, and a commitment to our communities to navigate modern transportation challenges. We deliver unique solutions through cutting‑edge engineering practices, creating an exceptional client experience. Every project is managed with unparalleled care. DEA addresses modern transportation demands with focused expertise and a diverse set of services tailored to meet our clients’ evolving needs. Whether enhancing existing transportation networks or pioneering new mobility solutions, DEA’s knowledge helps shape a future where safe, efficient, convenient, and accessible mobility leads the way for sustainable growth and improved quality of life in our communities.

The Roads and Highways Practice is seeking a Transportation Sr. Drainage Engineer in Bellevue, Seattle, Olympia, or Tacoma, WA. A successful candidate will be a highly motivated self‑starter assigned to work on multi‑discipline projects performing engineering calculations and design using specialized technical skills, experience and engineering judgment to transform concept designs into construction drawings and technical specifications. The work may include street improvements, utility plans, freeway, highway and roadway design, construction documents and all supporting documentation. Our ideal candidate would be proficient with horizontal and vertical alignment design; storm drainage modeling, design and report preparation; sanitary sewer/waterline designs; utility relocations; coordination with other engineering disciplines; quantity take‑offs; specifications; and engineer’s estimates. The candidate would also be eager to accept new challenges to diversify their skills by not only performing transportation engineering work, but also construction observation and general civil design. Finally, a successful candidate will have good interpersonal and communication skills and a passion for work.

What You’ll Do

Key Responsibilities

• Serve as task leader to coordinate projects with project managers and firm staff.
• Attend project coordination meetings with clients and other team members.
• Provide sketches and/or detailed layout information to design staff for incorporation into the construction drawings.
• Develop preliminary and final plans in Autodesk Civil 3D, and MicroStation/InRoads software.
• Prepare and design street improvement plans, public improvement plans, and rough and precise grading plans.
• Analyze maps, reports, drawings, as‑builts for design projects.
• Prepare and modify reports, specifications and designs for projects.
• Develop, track and modify project schedules.

What You Bring

Required Qualifications

• Bachelor’s degree in Civil Engineering
• Professional Engineering License
• 10+ years of civil engineering design related to transportation projects
• AutoCAD and MicroStation project experience
• Civil 3D and/or InRoads experience – alignment, grading, and pipe design
• Project experience with local public agencies

Preferred Qualifications

• Professional Engineering License in Washington state
• Storm drainage hydraulic modeling, design and report preparation
• Washington State Department of Ecology Stormwater manual expertise
• WSDOT Hydraulics and Highway Runoff Manuals expertise

Benefits

• Comprehensive health coverage: Medical, Dental, Vision, Disability, and Life Insurance
• Financial wellness: Health Savings Account (HSA) and Lifestyle Spending Account with employer contributions
• Professional development: Support for continuing education and training opportunities.
• Work‑life balance: Paid Time Off (PTO) and Holiday Pay
• Work Schedule: Flexible 9/80 schedule—every other Friday off!
• Retirement: 401k plan
• Wellbeing focus: Holistic Wellbeing Program centered on physical, emotional, financial, career, and community health
• Growth opportunities: Access to mentorship, professional support, and pathways for career advancement
• Potential salary range: $90,000 - $120,000
• The posted salary range represents the typical range for this position and is provided in accordance with applicable state and local transparency laws. Actual compensation will be commensurate with experience, qualifications, and geographic location.

Potential office locations include: Bellevue, WA; Olympia, WA; Tacoma, WA; Seattle, WA.