Demo

Principal Engineer

Farallon Consulting
Bellevue, WA Full Time
POSTED ON 1/1/2026
AVAILABLE BEFORE 1/30/2026
Farallon Consulting, L.L.C. has a full-time opening for a **Senior or Principal Engineer **in our Bellevue or Seattle, Washington office. This is a hybrid, full-time exempt position.

About Us

Farallon's outstanding reputation for resolving challenges on a broad array of environmental projects is the result of the expertise and dedication of highly motivated professionals working toward a common goal. Farallon is committed to attracting high-quality people and retaining them for the long term.

Farallon provides full support environmental consulting services to a wide range of private- and public-sector clients including environmental due diligence, site investigation and cleanup, engineering and remediation services, stormwater management, natural resources and permitting, and mediation and litigation support. The firm is headquartered in Bellevue, Washington, with offices in Seattle and Bellingham, Washington; Portland and Baker City, Oregon; and Oakland and Irvine, California.

What We Are Looking For

We are looking for a motivated Principal or talented Senior Environmental/Remediation Engineer to join our firm in the greater Seattle area. If you are looking to advance your career while working alongside industry experts, this opportunity is for you! You will be collaborating with colleagues from across our organization to provide trusted solutions to our clients' environmental challenges.

  • What's in it for you?**
  • The opportunity to advance your career at a quality-driven, employee-owned consulting firm.
  • Mentorship from seasoned environmental professionals.
  • Flexible work environment and excellent benefits.

What You Will Be Doing At Farallon

Core job responsibilities will include working with Farallon's technical teams to support a broad range of projects that reflect Farallon's core practices in contaminated site investigation and cleanup, environmental due diligence, litigation support, and regulatory coordination.

Senior and Principal level candidates will be considered for this position, with increasing responsibility for business development, financial management, and technical execution at the Principal level.

Requirements

**Key responsibilities:**

  • Originate and develop new business and leverage existing client relationships.
  • Work closely with clients, project teams, and regulators to lead projects through site assessment, investigation, development of cleanup strategy, construction, and attainment of closure requirements.
  • Preparing and overseeing preparation of feasibility study workplans and methods, system design documents and equipment sizing, bid specifications, and engineering drawings.
  • Develop and review remedial cost estimates for the lifetime of a project.
  • Provide technical and project management leadership to ensure internal and external expectations are met for scope, budget, schedule, and quality on a variety of complex projects.
  • Manage project financial performance and client relationships for multiple projects.
  • Staff development, coaching, and mentoring.

What You Will Need To Succeed

Previous experience in consulting or similar professional services working with multiple clients to understand their needs and provide solutions.

Strong engineering design experience for multiple contaminants and remedial technologies; and the ability to prepare and oversee preparation of feasibility pilot testing, system design documents, bid specifications, and engineering drawings.

Experience in reviewing conceptual site models to develop and provide costs f

Salary.com Estimation for Principal Engineer in Bellevue, WA
$180,729 to $216,533
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