Senior Portfolio Development Manager

Microsoft • Redmond, WA

1d • $106,400 - $222,600 • Hybrid

About The Position

M12 is Microsoft’s corporate venture capital arm, focused on early-stage investments in AI across developer, security, infrastructure, and deep tech. The Portfolio Development Manager specializing in AI Infrastructure, AI Local, and GPU optimization will support M12’s existing and future portfolio companies, helping them grow through access to Microsoft’s technology stack, go-to-market channels, and strategic partnerships.

The role combines technical understanding of AI infrastructure with business acumen. It involves learning portfolio companies’ needs and opportunities and aligning them with Microsoft’s strategic initiatives, internal product teams, and customer priorities. The manager works as an extension of portfolio companies on channel sales, product development, and co-marketing, building close relationships with founders and executive teams.

Based in Redmond, Washington, this is a full-time role requiring three days in the office each week and typically 10% travel throughout the year. The position offers exposure to the startup ecosystem, venture capital, and cross-functional work across Microsoft. M12 values accountability, continuous learning, creative thinking, inclusiveness, teamwork, transparency, and trust.

Requirements

• Bachelor’s degree in Sales, Marketing, Business Operations, Computer Science, Engineering, or a related field and 4+ years of experience in partner management, sales, business development, product management, engineering, marketing, human resources, or partner channel development in the technology industry, or equivalent experience.

Nice To Haves

• Master’s degree in Business Administration, Business Science, or an advanced STEM degree and 8+ years of experience in partner management, sales, business development, product management, or partner channel development in the technology industry, or equivalent experience.

Responsibilities

• Develop deep knowledge of portfolio companies’ business models, technical roadmaps, and market positioning.
• Translate startups’ product goals into successful partnerships with Microsoft, leveraging Microsoft’s infrastructure stack, Azure AI, Copilot, and other advanced platforms.
• Build relationships across Microsoft Engineering, AI Research, Product, Sales, and Corporate Strategy to align investments with strategic initiatives.
• Experiment with new programs to scale adoption and accelerate portfolio growth.
• Partner with M12 investors to assess technical differentiation and strategic alignment of AI startups.
• Contribute to M12’s culture by embracing diversity, fostering trust, and driving innovation.

What This Job Offers

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