Principal Electrical Engineer
Thales Defense & Security
Billerica, MA · $150k–$192k a year · Posted November 2, 2026
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Engineering jobs in the rankings
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
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Pay compared with the market
This listing pays about $170,820 a year. Across 78 open principal electrical engineer listings that state pay, the middle half runs $159,500 to $197,500 and the median is $172,000. That is inside the middle half of those listings, 1% below the median.
Listed pay is what employers advertise, not what people are paid.
Principal Electrical Engineer salaries by state · Check your own pay
How AI is used in this kind of work
AI use among electrical engineers is little observed so far. Measured exposure for electrical engineers: 6% (little observed).
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
...Principal Electrical Engineer Location: Billerica, MA, 01821 Thales Defense & Security, Inc. (TDSI) Headquartered in Clarksburg, MD, is a U.S. company that has been serving domestic and international defense Air, Land and Sea domains for 60+ years. With over 1,000 employees...