Transportation Engineer IV

Parametrix is a 100% employee-owned consulting firm helping clients deliver resilient infrastructure, vibrant and livable communities, and environmentally sustainable solutions. We are a team of professional construction managers, engineers, management consultants, planners, scientists, and surveyors dedicated to delivering outstanding client service. We build lasting partnerships and collaborate with our clients to envision possibilities and create tomorrow, together.

Parametrix is a 100% employee-owned consulting firm helping clients deliver resilient infrastructure, vibrant and livable communities, and environmentally sustainable solutions. We are a team of professional construction managers, engineers, management consultants, planners, scientists, and surveyors dedicated to delivering outstanding client service. We build lasting partnerships and collaborate with our clients to envision possibilities and create tomorrow, together.

Recognized as a top workplace, we’re committed to a culture that values work-life balance, professional growth, and the well-being of our people.

We are seeking a Transportation Engineer IV to join our DOT & Tribal Design team. In this role, you will support the delivery of roadway design and stormwater infrastructure projects for a variety of public-sector and Tribal clients throughout Washington. The position offers a blend of technical project delivery, client engagement, project management, staff mentorship and team development.

This position may be based in our Puyallup, Silverdale, or Seattle offices and follows a hybrid schedule, with in-office time dedicated to team collaboration, client engagement, and project integration.

• Lead and/or support the planning, design and delivery of complex transportation projects, with an emphasis on local roadway and highway design, grading, intersection, interchange, corridor, pedestrian and bicycle improvements.
• Experience designing stormwater management and drainage systems for transportation projects—including storm sewer networks, culverts, detention or retention facilities, water-quality controls, and erosion and sediment control measures is a plus but not required.
• Prepare and/or oversee the development of complete Plans, Specifications, and Estimate (PS&E) packages, technical reports and design documentation.
• Collaborate with internal teams, clients, and stakeholders throughout the project lifecycle to address design challenges and incorporate feedback.
• Perform quality assurance and quality control (QA/QC) review of engineering deliverables.
• Support project managers with project scope, schedule, budget, proposals, and client communications.
• Mentor and support the technical and professional development of engineering staff.

• Bachelor's degree in Civil Engineering or a related field.
• 7+ years of related transportation engineering experience.
• Professional Engineer (PE) license required.
• Ability to independently manage technical assignments and coordinate work across disciplines.
• Experience working on projects for one of the following client types:
  • Washington State Department of Transportation (WSDOT)
  • Tribal governments
  • Local Agencies, including cities and counties
• Experience supervising, mentoring and leading engineering staff.
• Proficiency in AutoCAD Civil 3D and/or Micro Station/Open Roads.
• Experience with stormwater modeling software preferred but not required.
• Familiarity with applicable local and state transportation design manuals and standards.

Employee Ownership & Great Benefits: As a 100% employee-owned company, you will share in and contribute to Parametrix's success. You will earn stock in your Employee Stock Ownership Plan (ESOP) account and be an important contributor to our collective achievements.

Our Benefits include:

• Comprehensive Healthcare (medical, dental, vision, short- & long-term disability insurance)
• Employee Stock Ownership Plan (financial profit sharing)
• Performance-based bonuses
• 401(k) Plan
• Paid Time Off (both vacation & sick/wellness time accruals)
• Paid Holidays
• Parental Bonding Leave

Our work earns recognition for its innovation and positive impact on communities, giving you the opportunity to contribute to projects that make a difference. Learn more at

We understand the importance of work-life balance and offer flexible work arrangements to support our…