Principal Applied Scientist
About the job
- A bachelor's degree in Statistics, Econometrics, Computer Science, Electrical Engineering, Computer Engineering, or a related field and 6 or more years of related experience in areas such as statistics, predictive analytics, or research; or a master's degree in those fields and 4 or more years of related experience; or a doctorate in those fields and 3 or more years of related experience; or equivalent experience.
- Pass the Microsoft Cloud background check upon hire or transfer and every two years thereafter.
- Proficiency in agentic engineering.
- A master's degree in Statistics, Econometrics, Computer Science, Electrical Engineering, Computer Engineering, or a related field and 9 or more years of related experience; or a doctorate in those fields and 6 or more years of related experience; or equivalent experience.
- Five or more years of experience creating publications, such as patents, libraries, or peer-reviewed academic papers.
- Five or more years of experience building and maintaining production machine learning systems at internet scale.
- Three or more years of experience working with multidisciplinary, geographically distributed teams.
- Demonstrated experience owning end-to-end machine learning and software projects, including gathering requirements and feedback, collaborating with cross-functional stakeholders, producing technical designs, shipping to production, and iterating on systems after launch.
- Advanced expertise in agentic engineering.
- Define and manage experiments from inception through shipment, create the required metrics, machine learning pipelines, and algorithms, own problems end-to-end, and acquire knowledge needed to complete the work.
- Define rigorous evaluation methodologies, offline benchmarks, online experimentation frameworks, and data-driven approaches for measuring model and product performance.
- Influence senior leadership and partner teams through high-quality written and oral summaries of work in progress and experimentation results.
- Build tools to accelerate personal and teammate workflows when off-the-shelf solutions are insufficient.
- Contribute to strategic planning and long-term technical roadmaps, incorporating current research to meet business goals.
- Contribute to the growth and development of the team's engineers and applied scientists; identify research talent to join Microsoft and collaborate with the academic community to develop the recruiting pipeline.
- Support and develop an applied science culture within CASQ that encourages experimentation, scientific process, and innovation.
- Ability to thrive in dynamic environments, particularly where priorities may shift and project definitions evolve.
About the company
Microsoft builds workplace software, operating systems and cloud infrastructure for consumers, businesses and government agencies, from small organizations to global enterprises. Microsoft 365 combines Word and Excel with Teams communication and Copilot AI features, while Windows runs PCs and Surface supplies the company's own computers. Azure rents computing capacity, storage and databases to build and run web applications. Microsoft also sells Xbox consoles and games, collecting revenue through software licenses, subscriptions, usage charges and product sales. Founded in 1975 by Bill Gates and Paul Allen, Microsoft is headquartered in Redmond, Washington.
Company Size
10,001+
Company Stage
IPO
Headquarters
Redmond, Washington
Founded
1975
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Simplify's Take
What believers are saying
- US corporate staff receive education support: eligible, approved graduate coursework qualifies for up to $10,000 annually.
- Cloud demand expands: July 2026 results showed Azure and other cloud services revenue grew 43% year-over-year in fiscal Q4.
- Investment has an earnings cushion: July 2026 results reported $155.2 billion consolidated operating profit for fiscal 2026.
What critics are saying
- Performance reviews include security: every Microsoft employee must discuss their security contribution with their manager.
- Office flexibility depends on the role: Microsoft's postings specify requirements ranging from fully remote to fully on-site.
- Cloud capacity faces local limits: Microsoft describes power-grid delays and water constraints affecting US datacenter expansion.
What makes Microsoft unique
- Hybrid customers stay within reach: Azure Arc manages servers across customer datacenters and competing clouds.
- Developer reach extends beyond Azure: Microsoft's GitHub hosts code collaboration alongside AI coding tools.
- Professional data widens its business: Microsoft owns LinkedIn's recruiting, advertising and workplace-learning network.
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Benefits
Health Insurance
Dental Insurance
Vision Insurance
401(k) Company Match
Professional Development Budget
Conference Attendance Budget
Flexible Work Hours
Remote Work Options
Growth & Insights and Company News
6 month growth
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0%Ensure Endpoint Technologies has made PosturePass available in Microsoft Marketplace. The app lets organisations check the security of contractor and bring-your-own-device (BYOD) devices through their existing Microsoft Entra ID Conditional Access policies. Contractors install the app themselves, with no device-management enrolment, administrator rights, or IT ticket. It checks disk encryption, antivirus, firewall status, operating system patches, remote access software, and password policy. Once a device passes, PosturePass sends a compliance signal to Microsoft Entra ID, which can then grant access. Roughly one-quarter of devices fail at least one check during initial rollout. Most owners fix the problems without help-desk involvement. PosturePass is used across thousands of devices at insurance and financial services firms. Organisations can buy it through Microsoft Marketplace, including via private offers.
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