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Senior Mechanical Design Engineer - HVAC Systems (Construction)

JH Kelly

Seattle, WA · $115k–$145k a year · Posted October 23, 2026

More in Washington job market · Manufacturing & Industrial · Engineering jobs

Pay compared with the market

This listing pays about $130,000 a year. Across 44 open senior mechanical design engineer listings that state pay, the middle half runs $115,000 to $160,000 and the median is $145,000. That is inside the middle half of those listings, 10% below the median.

Listed pay is what employers advertise, not what people are paid.

Senior Mechanical Design Engineer salaries by state · Check your own pay

About the job

...Senior Mechanical Design Engineer - HVAC JH Kelly 3422 1st Ave S, Seattle, WA 98134 Salary: 115,000.00 - 145,000.00 USD / YEAR At JH Kelly , we’re looking for a driven, systems-thinking Senior Mechanical Design Engineer who thrives on leading HVAC design...