Salary Data
ML Engineer Salary in Boston
$226,000
median salary, 22% above the national average
According to Orbit's 2026 salary analysis, the average ML Engineer salary in Boston is $226,000. Salaries range from $171,000 (25th percentile) to $293,000 (75th percentile), adjusted for Boston's cost of living.
Salary range
How Boston compares
Boston, MA
$226,000
Cost of living: 22% above average
National Average
$185,000
Boston is $41,000 above
ML Engineer job market in Boston
Boston market overview
Boston's job market is powered by world class universities, a thriving biotech corridor, and established finance and healthcare sectors. The Kendall Square area is one of the most concentrated biotech hubs globally. Tech salaries in Boston are competitive with West Coast markets, particularly for roles that intersect with life sciences, AI, and robotics.
What drives ML Engineer salaries
Model training expertise at scale, infrastructure optimization skills, and publication record in top venues are the strongest differentiators. ML engineers who can reduce training costs by 50% or improve model latency by an order of magnitude are exceptionally valuable. Specialization in transformer architectures, reinforcement learning, or generative models commands the highest premiums.
Beyond base salary
Total compensation
Equity at AI labs and top tech companies often doubles total compensation, with RSU grants of $50,000 to $200,000+ annually at senior levels. Bonuses of 15 to 25% are standard. Signing bonuses of $40,000 to $100,000 are common. Compute budgets for personal research projects are a growing perk.
Tax considerations in Boston
Massachusetts has a flat 5% income tax on most earnings, plus a 4% surtax on income above $1 million. There is no city income tax in Boston, keeping the total burden moderate.
Career progression
Entry level ML engineers (with MS/PhD) start at $130,000 to $165,000, reaching mid level at $170,000 to $220,000 in two to three years. Senior ML engineers earn $220,000 to $300,000. Staff and principal level engineers at leading AI labs can exceed $500,000 in total compensation.
Top industries in Boston
Negotiating in Boston
Emphasize specialized credentials or advanced degrees. Boston employers, especially in biotech and finance, place a premium on educational pedigree and certifications.