Mechanical Engineer Salary in Massachusetts: $117K Median

The average Mechanical Engineer salary in Massachusetts is $117,422 per year as of April 2026. Salaries range from $76,700 (entry, 25th percentile) up to $180,540 (90th percentile). State income tax applies.

Mechanical Engineers in Massachusetts earn approximately 18% more than the US national median ($99,510 nationally vs $117,422 in Massachusetts). Massachusetts's cost-of-living index of 130 partially offsets the higher salary.

Yes — Mechanical Engineer salaries in Massachusetts grew approximately 470.0% year-over-year, from $20,600 in 2025 to $117,422 in 2026. This reflects the broader Engineering sector's wage growth, driven by EV design and Robotics demand.

Top-paying Massachusetts metros for Mechanical Engineers: Boston ($129K). Click any city for full breakdown including take-home pay.

Mechanical engineering employment growing 11% through 2034. Strong demand in EV, aerospace, and renewable energy sectors. Massachusetts's top industries include Biotech/Pharma, Higher Education, Healthcare, and the state's unemployment rate is 3.7% — a tight labor market favoring candidates.

Yes, Massachusetts has state income tax. This affects take-home pay — at $117,422, expect 4-7% effective state tax depending on filing status. See city pages for detailed take-home calculations.

Hottest 2026 skills: EV design, Robotics, Additive manufacturing, AI in CAD, Sustainability engineering. ATS systems specifically scan for these. Adding them to your resume — naturally and in context — improves your match rate with Massachusetts employers.

With my PE license and direct experience on [comparable project], market for this role is $X. I'd like base at that level plus a relocation package and project-completion bonus. Beyond base, negotiate: PE license exam fees, study materials, review courses, Relocation package and temporary housing, Project-completion or milestone bonuses, Per-diem for site travel and field work. Walk-away anchor for Massachusetts: $104,841.