AI Quality Assurance Engineer.

Where do you fall?

Salary trend

Estimated total: $235,000

The AI Quality Assurance Engineer landscape in Portland is not what most salary sites will tell you. Portland, Maine is a small but growing tech and creative economy hub. The city attracts remote workers and small companies seeking quality of life on the New England coast. Healthcare, marine industries, and a craft food and beverage sector round out the local economy. Pay depends on expertise in ML-specific testing methodologies, including model evaluation, data validation, and regression testing for AI systems. Engineers who can build automated testing pipelines for model performance, fairness, and robustness earn premiums. Experience with adversarial testing and red-teaming AI systems adds 10 to 15% to offers.

Junior QA engineers on ML teams start at $85,000 to $105,000. AI QA engineers earn $115,000 to $150,000. Senior roles reach $165,000 to $210,000, and QA directors or heads of AI quality at major companies command $230,000 to $300,000 in total compensation. In Portland, cost of living sits near the national average, so the numbers you see are roughly what you keep.

Base salary is not the full picture. Annual bonuses range from 10 to 15% of base salary. Equity at AI companies adds $15,000 to $45,000 annually. Some organizations offer additional bonuses tied to quality metrics like model incident reduction rates. And on the tax side: maine's top income tax rate is 7.15%. Portland has no city income tax. The state rate is above average but offset by quality of life and access to rural New England. When someone quotes you $158,000, ask what the total package looks like. The gap between base and total comp is where real money hides.

On negotiation: Negotiate remote work flexibility. Portland employers know they compete with Boston and New York for talent and may offer location flexibility to attract top candidates. The range for AI Quality Assurance Engineers in Portland runs from $121,000 to $205,000. That is not a narrow window. Where you land inside it depends almost entirely on whether you negotiate and how well you prepare.

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