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Sr. Mechanical Engineer (HVAC/Plumbing Design)

K2 Staffing

Seattle, WA · Posted November 4, 2026

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About the job

Summary

Are you a Senior Level Mechanical Engineer with 8+ years of experience looking to grow your career? Our client is an award-winning engineering firm that has been named a “Best Place to Work” for the past 15 years.

They have an open position for a Senior Level Mechanical Engineer which is to be based in Seattle, WA – you could be a perfect fit. If you meet the qualifications below, we encourage you to apply today.

Duties & Responsibilities

As a competent Registered Professional Engineer, the candidate performs work involving the application of all conventional aspects of HVAC and plumbing design engineering and supervision of multi-discipline teams of engineers and designers. The candidate will be focused on higher education, ports, and energy projects. The candidate is responsible for administering all phases of projects from proposal development through construction completion. The candidate has primary responsibility for budgeting, scheduling, planning, design, and specification writing on a given project with the authority to direct, control, and monitor all activities on multiple projects at a time.

Qualifications & Requirements

Registered Professional Engineer (PE License)

8+ years of engineering design and project management experience

Experience with all aspects of HVAC and Plumbing Design

Experience with design-build projects.

Experience performing energy studies, audits, and analysis.

Involved with Working knowledge of the Clean Buildings Law, HB1390, and Climate Action Plan.

Experience and knowledge of the state and local codes.

Comfortable and willing to present complex engineering concepts to clients, industry partners, and other staff.

Bachelor’s in mechanical engineering

LEED Accreditation is a plus

Salary, Benefits, & Schedule

Upon eligibility, some of the benefits offered include:

13 Observed Company paid holidays a year

Medical, Dental, Vision Plans

Employer-paid Group Life Insurance

Supplemental Insurance Plans such as: Accident, Critical Illness, and Pet Insurance

Tuition & Training Assistance

401(k) program offers immediate vesting and employer match is 100%, not exceeding 4% of employee compensation

Hybrid Schedule: 3 days In-office / 2 Remote

Salary: $124,800-$183,040

Level: Mid to Senior

Employment Type: Full time

Location: Seattle, WA