This list contains only the countries for which job offers have been published in the selected language (e.g., in the French version, only job offers written in French are displayed, and in the English version, only those in English).
The Microsoft 365 Core Platform team is seeking a Principal Product Manager to drive platform-level impact across one of Microsoft’s most critical systems, powering core Microsoft 365 experiences including Copilot. This role leads performance and scale initiatives across the M365 Substrate Platform, which operates at massive scale to support AI-first workloads and high-volume productivity scenarios. This position sits at the intersection of platform architecture, customer experience, engineering execution, and business outcomes. You will shape the strategy for improving end-to-end performance and scalability across complex, distributed systems, influencing how efficiently compute resources are used and how quickly new capabilities ship as demand and model complexity grow. This is a highly visible role with deep executive engagement, broad cross-company influence, and ownership of platform-defining, high-impact problem spaces. You will operate as a technical product leader who moves seamlessly between strategy, data, and execution, driving clarity and results in a fast-paced, ambiguous environment.
Job Responsibility:
Define and drive the platform-level strategy for performance and scale across Microsoft 365, identifying the highest-leverage opportunities to improve latency, scalability, and system efficiency
Use deep platform telemetry, workload data, and customer signals to guide prioritization, tradeoffs, and long-term architectural investments
Partner closely with engineering leaders, architects, and product teams across Microsoft 365, Windows, and Azure to align execution and deliver measurable outcomes
Influence senior stakeholders through clear, data-backed narratives and executive-ready communication in high-visibility forums
Drive execution across multiple teams by navigating ambiguity, anticipating risks, and maintaining momentum on complex initiatives
Set the bar for principal-level product management by modeling clarity, rigor, and impact, and by mentoring other product managers
Requirements:
Bachelor's Degree AND 8+ years experience in product/service/program management or software development OR equivalent experience
Ability to meet Microsoft, customer and/or government security screening requirements
Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter
Proven ability to solve complex, ambiguous problems using technical depth, data, and strategic thinking
Experience driving platform-level initiatives that span multiple teams and services
Strong understanding of distributed systems, cloud platforms, and large-scale services
Demonstrated ability to influence senior stakeholders and align diverse teams around shared goals
Experience working with Microsoft 365 services and or Copilot-powered experiences
Track record of delivering measurable improvements in performance or scalability
Strong written and verbal communication skills, with the ability to distill complex topics into clear, compelling narratives
Self-motivated, resilient, and comfortable operating in a fast-paced, high-visibility environment