HR Business Partner (80–100%)
OpenX
About this role
A HR Business Partner at Open Systems is responsible for managing the full employee lifecycle, acting as a trusted advisor to leadership and employees, and driving strategic HR initiatives in a fast-growing tech environment. The role involves collaborating with global teams, fostering a positive employee experience, and implementing HR policies and projects.
Skills
About OpenX
openx.comOpenX is an independent programmatic advertising company and supply‑side platform (SSP) that connects publishers and advertisers through a transparent, large‑scale ad exchange. The company provides tools for real‑time bidding, header bidding, yield optimization, identity and data solutions, and analytics to help publishers maximize revenue and advertisers reach premium inventory. OpenX emphasizes a fair, privacy‑aware value exchange for the open web, backed by technology, scale, and premium service across web, mobile, and connected TV.
Recent company news
ADWEEKJohn Gentry, OpenX CEO and Adtech Pioneer, Dies After Battle With Cancer
1 month ago
Business WireOpenX Elevates Key Leaders Across Strategy, Marketplace Quality, and Product to Build the Industry’s Most Intelligent SSP
1 month ago
AdExchanger‘I Am A Lucky And Thankful Man’: Remembering OpenX CEO John ‘JG’ Gentry
1 month ago
exchangewire.comOpenX Promotes Key Leaders To Drive Continued Momentum Following Twelve Consecutive Quarters of Year-on-Year Growth
Nov 7, 2025
Business InsiderAdtech company OpenX sues Google, accusing it of anticompetitive tactics that 'crippled' its growth
Aug 4, 2025
About OpenX
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
Unlock Company Insights
View leadership team, funding history,
and employee contacts for OpenX.
Salary
$148k – $197k
per year