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Principal Mechanical Engineer

Veolia Nuclear Solutions Federal Services

Richland, WA · Posted November 1, 2026

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More in Washington job market · All Principal Mechanical Engineer jobs (86) · Energy & Utilities · Engineering jobs

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Where Richland, WA ranks

Where Richland, WA placed in our monthly rankings, month by month. Each month stays online at its own address.

Pay compared with the market

This listing does not state pay. Across 32 open principal mechanical engineer listings that state pay, the middle half runs $156,000 to $196,500 and the median is $169,000.

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

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How AI is used in this kind of work

AI use among mechanical engineers is little observed so far. Measured exposure for mechanical engineers: 8% (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.

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About the job

...driven individuals that want to be part of a team, learn from industry experts, and support our clients’ projects. The Principal Mechanical Engineer is responsible for independently leading engineering assignments and providing technical leadership in support of engineering...