Human Resources Operations Manager

Macmillan Davies
📍 sunnyvale, ca, United-States 💼 Full-time 🕒 Posted June 09, 2026

Job Description

Founding HR / People Operations | Series A AI Startup | San Francisco (In-Person)

Macmillan Davies is recruiting on behalf of a well-funded Series A AI company.

They're hiring their first dedicated HR professional to own and scale core HR operations as they grow from 50 to 100+ employees.

This is a greenfield, high-ownership role for someone who thrives on bringing structure to complexity and wants to build the People function from the ground up.

What You'll Own:

  • Full employee lifecycle: onboarding, offboarding, transitions, terminations
  • HRIS management (Rippling), compliance, and employment documentation
  • Benefits administration and payroll partnership with Finance
  • Building scalable HR workflows and processes
  • Employee relations, severance, and vendor/counsel partnerships
  • Future scope: performance management, manager enablement, culture programs <...

Ready to Apply?

Submit your application today and join our talented team at Macmillan Davies.

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Job Details

  • Location sunnyvale, ca
  • Job Type Full-time
  • Category Staffing and Recruiting
  • Posted Date June 09, 2026
  • Application Deadline July 19, 2026