Human Resources Operations Manager

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

You'll Be a Fit If:

• 4–8 years HR experience, ideally as a first or early HR hire at a VC-backed startup
• Strong California employment law fluency (in-person workplace considerations)
• HRIS expertise (Rippling preferred) and payroll fundamentals
• Proven experience handling terminations and severance with care and compliance
• Comfortable operating independently in a fast-moving environment
• Based in SF Bay Area and available 5 days/week in-person

Compensation & Benefits:

• Up to $185K base
• Medical, dental, vision, 401(k)
• Daily catered lunch, $150/month wellness benefit, commuter benefits

This is a rare opportunity to be the first HR hire at a commercially successful, fast-scaling AI company with real product-market fit and enterprise traction.