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Builders & open source

Philip Su

Engineering manager, Anthropic Labs, Anthropic

  • Engineering manager, Anthropic Labs, Anthropic since Oct 20261

Philip Su is an engineering manager in Anthropic Labs. In an October 23, 2026 essay, Su wrote that Su had started that week in Anthropic Labs, focused on domains such as global health, life sciences, and education. Su wrote that Anthropic was the only company Su applied to after leaving OpenAI in early 2025.1

At a glance

Current role
Engineering manager, Anthropic Labs
Company
Anthropic
Sector
Company
Work listed
1
Sources cited
2
Profile reviewed

Accomplishments

  • Wrote on October 23, 2026 that Su had started that week as an engineering manager in Anthropic Labs.1
  • Left OpenAI in early 2025 to care for a parent, then applied only to Anthropic, according to Su’s essay.1

Anthropic Labs

In “Starting at Anthropic Labs,” published October 23, 2026, Su wrote that Su had started that week as an engineering manager in Anthropic Labs focused on domains like global health, life sciences, and education. Su described Labs as a small team that had produced things such as Claude Code and MCP.1

Su wrote that after leaving OpenAI in early 2025, Su had been building projects full-time and did not apply to any jobs until Anthropic. Su listed reasons for joining as working with former colleagues, working in meaningful domains, and seeing the leading edge of applied AI.1

OpenAI and earlier

Su wrote that Su left OpenAI in early 2025 after Su’s mother was diagnosed with advanced liver cancer, moved Su’s parents into Su’s house, and quit to provide care. On the 1st10 podcast published October 19, 2026, the host introduced Su with prior work at OpenAI, Meta, and more than a decade as a principal at Microsoft, then a startup period, before the Anthropic role.12

Work and contributions

  • Molochinations

    Su’s Substack, including the October 23, 2026 essay on starting at Anthropic Labs.1

Timeline

  1. Left OpenAI in early 2025 after a parent’s cancer diagnosis, according to Su’s essay.1
  2. Published “Starting at Anthropic Labs,” writing that Su had started that week as an engineering manager in Anthropic Labs.1

Other documented roles

Roles the sources document that are not confirmed as current.

  • Staff (left early 2025), OpenAI (2023 – 2025)1

Where they work

Open roles at Anthropic (675)

See all 675 open jobs at Anthropic →

Suggest a correction or removal

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References

2 sources · profile reviewed Oct 29, 2026 · data updated Oct 29, 2026

  1. Starting at Anthropic LabsPhilip Su · Other · published Oct 23, 2026 · accessed Oct 29, 2026
  2. He said “Winter Is Coming.” Now He’s Joining Anthropic. Philip Su on What’s Next for Engineers1st10 Podcast · Other · published Oct 19, 2026 · accessed Oct 29, 2026

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