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Job Details
Posted date: Dec 23, 2025
Category: Data Science
Location: Multiple Locations, Multiple Locations
Estimated salary: $158,000
Range: $100,600 - $215,400
Employment type: Full-Time
Work location type: 0 days / week in-office – remote
Role: Individual Contributor
Description
OverviewSecurity represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions. The Microsoft Security organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a growth mindset, a theme of inspiring excellence, and encouraging teams and leaders to bring their best each day. In doing so, we create life-changing innovations that impact billions of lives around the world.
The Generalized AI Agents team is at the forefront of AI innovation, driving cutting-edge research and development across deep learning, natural language processing, large language models (LLMs/GPT), reinforcement learning (RL), and graph-based models. We specialize in pioneering advanced agentic solutions, including state-of-the-art AI innovations with RL fine-tuning of LLMs, to build intelligent systems that adapt, reason, and act autonomously. Our mission is to anticipate future technological needs and seamlessly integrate transformative AI capabilities into our product ecosystem—delivering solutions that not only meet today’s challenges but also lay the foundation for the next generation of applied AI and data science. We invest in the health of our team and our team culture as significant components that are impacting delivery of our projects to customers and partners.
We are looking for an enthusiastic Data Scientist, Security who is passionate about the latest AI advancements and is willing to take on variety of challenges in developing advanced AI solutions for security scenarios including rigorous AI agent design, development, evaluation and validation, continual pretraining, task-focused fine-tuning, reinforcement learning, and privacy-aware data curation.
Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.
In alignment with our Microsoft values, we are committed to cultivating an inclusive work environment for all employees to positively impact our culture every day.
Responsibilities
Responsibilities:
Design, develop, and run advanced AI systems and AI agents for a variety of security-oriented scenarios.Design end-to-end ML experiments and tests on large, structured and unstructured data sets.Create and implement machine learning models and algorithms to solve business problems.Collect, clean, and organize large datasets from multiple sources, perform large scale analysis and interpret complex data to identify patterns, trends, and insights that can inform business decisions. Collaborate with cross-functional teams to design and implement data-driven solutions.Stay up to date with the latest trends and techniques in data science, machine learning, prompt engineering and automation.
Qualifications
Required/minimum qualifications
Doctorate in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related fieldOR Master's Degree in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related field AND 1+ year(s) data-science experience (e.g., managing structured and unstructured data, applying statistical techniques and reporting results) or consulting experienceOR Bachelor's Degree in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related field AND 2+ years data-science experience (e.g., managing structured and unstructured data, applying statistical techniques and reporting results)OR equivalent experience.Other Requirements:
Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings:
Microsoft Cloud Background Check: This position will be required to pass the Microsoft background and Microsoft Cloud background check upon hire/transfer and every two years thereafter.Additional or preferred qualifications
Doctorate in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related field AND 1+ year(s) data-science experience (e.g., managing structured and unstructured data, applying statistical techniques and reporting results)OR Master's Degree in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related field AND 3+ years data-science experience (e.g., managing structured and unstructured data, applying statistical techniques and reporting results)OR Bachelor's Degree in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related field AND 5+ years data-science experience (e.g., managing structured and unstructured data, applying statistical techniques and reporting results)OR equivalent experience. 2 + years of experience in problem solving and programming (Python, C#) with large data sets, using big data tools and scripting languages (SQL, PySpark, KQL), as well as using AI/ML and data analysis tool (Excel, Matlab, R, and/or PowerBI).2 + years of experience in using statistical/analysis/AI/ML tools, defining, and implementing intelligent solutions on data.2 + years of experience with AI applied to areas such as graph learning, IR, NLP, computer vision, etc., is preferred.
Data Science IC3 - The typical base pay range for this role across the U.S. is USD $100,600 - $199,000 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $131,400 - $215,400 per year.
Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay
This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.
Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.
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