Senior Machine Learning Engineer
Harnham
Remote · Irvine, CA · Posted October 13, 2026
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Where Irvine, CA ranks
Where Irvine, CA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #6Cities with the most jobs that do not need a four-year degree in the West Coast124 jobs · of 47
- #10Best cities for legal pay after cost of living$129k · of 20
- #10Best cities for life sciences and biotech pay after cost of living$120k · of 10
- #10Best cities for software and engineering jobs in the West Coast586 openings · of 60
- #11Best all-round cities for new graduates in the West Coast55 / 100 · of 39
- #13Best cities for manufacturing and industrial pay after cost of living$136k · of 35
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)
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Pay compared with the market
This listing does not state pay. Across 76 open senior machine learning engineer listings that state pay, the middle half runs $195,000 to $256,000 and the median is $217,500.
Listed pay is what employers advertise, not what people are paid.
Senior Machine Learning Engineer salaries by state · Check your own pay
How AI is used in this kind of work
Among computer occupations, all other, AI is already used for a large share of the tasks. Measured exposure for computer occupations, all other: 31% (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.
Skills this job asks for
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About the job
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Senior Machine Learning Engineer (Applied ML)
About the Company
Our client is a high-scale consumer technology company leveraging machine learning, advanced analytics, and large-scale data systems to optimize user experiences and drive meaningful business impact. Their products reach millions of users globally, providing an opportunity to work on ML systems at significant scale.
The Role
They are hiring a Senior Machine Learning Engineer to own and improve production machine learning models that directly impact key business metrics. This is a highly applied ML role focused on model performance, experimentation, feature engineering, and continuous optimization-not ML infrastructure.
You’ll work with large-scale datasets to improve prediction, ranking, recommendation, and optimization systems, partnering closely with Product, Data, and Engineering teams to deliver measurable outcomes.
What They’re Looking For
5+ years of experience in Machine Learning Engineering, Applied ML, or Data Science
Strong hands-on Python and SQL skills
Experience building, deploying, and improving production ML models
Experience working with large-scale datasets
Strong understanding of feature engineering, model optimization, and experimentation
Experience with recommendation systems, ranking, personalization, Ad Tech, search, marketplace optimization, or similar large-scale ML problems
Ability to operate independently, take ownership, and drive technical decisions
Why Join?
Work on high-impact ML systems serving millions of users
Own and improve models that directly influence product performance and revenue
Join a mature engineering environment with strong data infrastructure already in place
Operate as a senior individual contributor with significant ownership and impact
Location
Remote within the following states : California, Washington, Texas, Arizona, Utah, Nevada, New Jersey, New York, and Oklahoma.
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