Principal Product Design Archnitect

Microsoft • Redmond, WA

1d

About The Position

The Fluent Design System team is evolving the Microsoft 365 design language for the AI era. Help us pioneer the next generation of design systems as M365 Copilot expands with rich, multimodal experiences. Our new design system blends GUI precision with generative, model-driven adaptability. Help simplify our productivity ecosystem, elevate craft, and build the foundation for AI-native UX across M365. If you’re interested in pushing the boundaries and rearchitecting what’s possible with design systems, then this team might be right for you.

Requirements

• Master's Degree in Industrial Design, Product Design, Human Computer Interaction, User Experience, Interaction Design, or related field AND 7+ years experience working in product or service design OR Bachelor's Degree in Industrial Design, Product Design, Human Computer Interaction, User Experience, Interaction Design, or related field AND 9+ years experience working in product or service design OR equivalent experience (e.g., demonstrated experience working in product or service design or using design thinking to solve problems).

Responsibilities

• Explore and apply emerging AI tools (LLMs, prompting workflows, generation pipelines, evaluation loops) as part of the default design-system workflow.
• Prototype and build practical utilities that accelerate concept → shippable system artifacts (components, tokens, documentation, integration workflows).
• Define how AI models interface with Fluent libraries and foundations.
• Define system architecture and scalable foundations across tokens, components, documentation, and usage patterns.
• Establish lifecycle standards for design system assets.
• Create durable “ways of working” that keep design intent aligned with implementation.
• Translate product experimentation into reusable system primitives.
• Partner with Engineering and PM to define long-term design-system strategy and sequencing.
• Drive clarity around architectural decisions, governance, and adoption models.
• Make hard-to-undo decisions visible, testable, and scalable.
• Lead cross-discipline reviews and workshops to align designers and engineers around system-level decisions.
• Raise the overall craft and technical fluency of the organization.

Benefits

• Certain roles may be eligible for benefits and other compensation.

What This Job Offers

• Job Type: Full-time
• Career Level: Principal