Principal AI Engineer
First Technology Federal Credit Union
Marlborough, MA · $164k–$197k a year · Posted November 4, 2026
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Where Marlborough, MA ranks
Where Marlborough, MA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #5Best cities for software and engineering jobs in New England95 openings · of 24
- #8Best cities for mid-career professionals in New England52% · of 28
- #9Best cities for junior jobs in Massachusetts22% · of 20
- #12Best cities for software and engineering jobs in the Northeast95 openings · of 52
- #15Cities with the most hybrid jobs in New England10% · of 27
- #17Best cities for junior jobs in New England22% · of 28
Rankings about data & analytics jobs
- Best cities for data and analytics jobs #1 New York (1,713 openings)
- Best cities for data and analytics pay after cost of living #1 Foster ($232k)
- Most requested AI skills in data and analytics jobs #1 Machine learning engineering (17.1%)
- AI tools named most often in data and analytics jobs #1 Databricks (7.6%)
- Employers with the most data and analytics jobs #1 Amazon (711 roles)
Data & Analytics jobs · Top Data & Analytics employers · All rankings
Pay compared with the market
This listing pays about $180,500 a year. Across 25 open principal ai engineer listings that state pay, the middle half runs $190,000 to $245,500 and the median is $216,500. That is 17% below the median, below the middle half of those listings.
Listed pay is what employers advertise, not what people are paid.
Principal AI Engineer salaries by state · Check your own pay
How AI is used in this kind of work
Among computer and information research scientists, AI is already used for a large share of the tasks. Measured exposure for computer and information research scientists: 34% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
About the job
...Description Role Summary The Principal Agentic AI Engineer owns the technical direction for a cluster of business domains, delivering automation and agentic AI systems from design through production, and mentoring other engineers. This is a hands-on, high-accountability...