Sr. Mechanical Engineer - Seattle

The Opportunity

Glumac, a Tetra Tech company, is adding a Senior Mechanical Engineer to our Mechanical team in Seattle, WA.

As a Senior Mechanical Engineering and Department Leader, you will provide technical and strategic leadership across a diverse portfolio of projects, guiding mechanical designs from concept through construction administration and certificate of occupancy. You will serve as a trusted technical authority, delivering complex projects with precision while mentoring and developing high-performing engineers and designers. Your expertise across multiple market sectors and familiarity with regional codes, standards, and design practices in Seattle and surrounding areas will be critical to project success and client satisfaction.

• Lead mechanical design efforts across all project phases, from conceptual planning through construction administration and occupancy.
• Serve as Engineer of Record, ensuring technical excellence, code compliance, and adherence to client expectations.
• Provide strategic technical direction across a diverse portfolio of project types and market sectors.
• Supervise, mentor, and develop mechanical engineering staff, fostering professional growth, collaboration, and team cohesion.
• Oversee quality control, scheduling, and resource planning for projects assigned to the Seattle team.
• Act as a primary technical point of contact for clients, guiding complex decision-making and resolving design challenges.
• Collaborate closely with architects, owners, contractors, and cross-disciplinary teams to ensure integrated project delivery.
• Build and maintain strong client relationships that foster and lead to repeat business.
• Stay current with industry codes, standards, emerging technologies, and regional design practices, particularly in the Pacific Northwest.

• 10+ years of experience leading mechanical and HVAC system design across a diverse portfolio of projects
• Bachelor’s Degree in Mechanical Engineering or a related field
• Professional Engineering (PE) license required
• Demonstrated technical excellence across multiple market sectors, with experience delivering projects from concept through construction administration and certificate of occupancy
• Proven ability to supervise and mentor staff, supporting long-term professional development and team performance
• Strong leadership skills with a track record of delivering complex projects with technical precision
• In-depth knowledge of building and mechanical codes, standards, and best practices
• Familiarity with regional design practices and regulatory requirements in Seattle and surrounding areas
• Proficiency in REVIT, AutoCAD, Trane Trace, IES, and MS Office
• Experience in strategic planning, resource management, and cross-disciplinary collaboration strongly preferred

• LEED AP BD+C accreditation and WELL Certification preferred

This position offers a hybrid work environment, with a requirement of two in-office days per week in our Seattle, WA office. All candidates must be located in and eligible to work in the U.S.

Salary Range: $170,000 - $190,000 (depending on experience)

The base salary range represents the low and high end of the compensation scale for this role. Actual salaries will be determined based on location, experience, responsibilities, and qualifications. This salary range is just one component of Glumac’s total compensation package, which includes benefits, professional development opportunities, and additional incentives.

Glumac has been a leader in the sustainable building design industry for over 50 years. In 2017 we joined Tetra Tech, enabling us to combine our expertise with the reach and resources of a prestigious global organization.

At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For nearly 60 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering…