Principal - Environmental Remediation Engineer

Principal - Environmental Remediation Engineer

Do you want to build an impactful career to change the world for the better?

Geosyntec Consultants, an earth science and engineering consulting firm, is seeking a Principal Environmental Remediation Engineer to join our growing Environmental Practice in our Seattle, Bellingham, Wenatchee, Yakima, or Bainbridge Island, WA office.

Our Environmental Practice tackles challenges on a variety of complex environmental projects throughout the Pacific Northwest, including environmental site assessments, remedial investigations and feasibility studies, property cleanup, urban redevelopments, remedial design engineering, cost recovery/allocation/mediation support, and landfill system monitoring and optimization.

In this role, you can expect an abundance of variety in your work. Consistent with our "Sell, Manage, Do" business model, you will have the opportunity to lead in the delivery of technical project work, be involved in leadership and mentorship initiatives, and contribute to key sales and business development efforts.

As a Principal Environmental Remediation Engineer, your technical project work will primarily focus on environmental investigation and remediation projects where you will lead the development and implementation of environmental due diligence, remedial investigations, and cleanup actions on known or suspected contaminated sites.

In this role, you will work collaboratively with a multidisciplinary team of geologists, environmental engineers, and scientists to grow client relationships through technical and project execution, sales, and business development efforts. Additionally, you will have the opportunity to actively enhance our environmental consulting strategies and solutions for clients that include attorneys, landowners, public agencies, engineers, and contractors.

As a Principal Remediation Engineer, you will actively develop your own practice through effective project delivery and client development while contributing to the success of Geosyntec as a whole.

Geosyntec is an innovative, international engineering and consulting firm serving private and public‑sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people. Each employee is unique, and your career at Geosyntec will be too. We offer competitive pay and benefits, and well‑being programs to support you and your family.

To Learn More:

Collaboration and mentoring are cornerstones of Geosyntec’s culture. We operate under a Sell, Manage, Do culture and expect you to work on challenging technical projects while leveraging your existing knowledge and experience to help Geosyntec expand its current practices and capabilities through business development and client management. You may also be asked to take on project management responsibilities, along with staff management, development, and mentoring.

Some of the key responsibilities include:

• Managing and directing challenging technical projects through task and project management, including planning and implementing investigation and remediation projects, budgeting, schedule adherence, quality, client satisfaction, and profitability.
• Evaluation of contaminated sites and development remediation approaches, including feasibility studies, cleanup action plans, engineering design reports, and remediation design plans.
• Leading the development of work plans, data evaluation, and cost‑benefit analyses.
• Implementation of remedial pilot tests and systems, including vendor selection, logistical coordination, permitting, and supervision of field teams.
• Mentoring, guiding, and motivating early career staff assigned in the areas of project performance, cost, schedule management, client expectations, and career development.
• Working with and leading multidisciplinary teams, including data scientists, geologists, risk assessors, CAD designers,…