Principal Machine Learning Engineer I** Hybrid in Horsham, PA or Remote EST Preferred
RELX Group
Horsham, PA · $136k–$253k a year · Posted November 5, 2026
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Where Horsham, PA ranks
Where Horsham, PA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #14Best cities for AI-skill jobs in the Mid-Atlantic11% · of 85
- #17Best cities for AI-skill jobs in the Northeast11% · of 70
- #21Best cities for director and executive jobs in the Mid-Atlantic27% · of 85
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
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
...cost effectiveness.About the RolePrincipal AI Engineer - Architecture TrackWe are seeking a hands-on Principal AI Engineer who can design and build production... ...language models, retrieval-augmented generation, machine learning, natural language processing, computer vision,...