Microsoft · 1 day ago
Principal Machine Learning Engineer
New York, United States
Full-time
Hybrid
Senior Level, Lead/Staff
$140K/yr - $275K/yr
6+ years expMicrosoft is a global technology company focused on empowering individuals and organizations. The Principal Machine Learning Engineer will work on Data Labeling and classification for the Microsoft AI organization, developing scalable ML solutions and building secure data-labeling pipelines.
Agentic AIApplication Performance ManagementArtificial Intelligence (AI)Business DevelopmentDevOpsInformation ServicesInformation TechnologyManagement Information SystemsNetwork SecuritySoftware
Responsibilities
Build evaluation loops (precision/recall, calibration, drift, human-in-the-loop) and publish dashboards/SLOs
Generalize machine learning (ML) solutions into repeatable frameworks
Operationalize prompted classifiers at scale (batch & streaming), including orchestration, autoscaling, monitoring, and cost guardrails
Conduct thorough review of data analysis and techniques used to summarize the process review and highlight areas that have been missed or need re-examining
Collaborate cross-functionally with DS, Security, and Platform to define schemas, access patterns, and governance
Independently write efficient, readable, extensible code and model pipelines
Commit to a customer-oriented focus by acknowledging customer needs and perspectives, validating customer perspectives, focusing on broader customer context, and serving as a trusted advisor
Qualification
Required
Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
Preferred
7+ years' experience writing production-quality Python or Java or Scala code
5+ years' experience in distributed systems design and implementation of large scale data processing systems
3+ years' experience building ML data pipelines using at least one of AML, Promptflow, Langchain or LangGraph
Demonstrated interest in Responsible AI
Experience prompting, evaluating, and working with large language models
Benefits
Certain roles may be eligible for benefits and other compensation.
Company
Microsoft
Microsoft is a software corporation that develops, manufactures, licenses, supports, and sells a range of software products and services.
10001+ employees
H1B Sponsorship
Microsoft has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (9192)
2024 (9343)
2023 (7677)
2022 (11403)
2021 (7210)
2020 (7852)
Funding
Current Stage
Public CompanyTotal Funding
$1MKey Investors
Technology Venture Investors
2022-12-09Post Ipo Equity
1986-03-13IPO
1981-09-01Series Unknown· $1M
Leadership Team
Satya Nadella
Chairman and CEO
Vukani Mngxati
Chief Executive Officer - Microsft South Africa
Recent News
2026-01-16
Morningstar.com
2026-01-16
Company data provided by crunchbase