ON.energy
Providing AI-ready power infrastructure and utility-scale energy storage systems.
Company facts
- Founded
- 2016
- Employees
- 123
- Headquarters
- United States
- Type
- Private
- Funding
- Debt Financing · $77.6M · 2025
About
ON.energy develops and operates hyperscale power systems for mission-critical applications, specializing in resilient infrastructure for AI data centers, industrial facilities, and grid-scale assets. The company delivers custom solutions encompassing battery energy storage, uninterruptible power supplies, and microgrids, leveraging patented technology and proprietary software to address complex power challenges. ON.energy’s core value proposition centers on providing reliable, grid-safe power solutions that ensure business continuity and enable the rapid growth of emerging technologies like AI. With expertise spanning energy storage, renewable energy integration, and power quality, ON.energy offers opportunities for professionals in engineering, software development, and the broader energy sector to contribute to cutting-edge infrastructure projects worldwide.
Open positions
Senior Quality Engineer, Korea
ON.energy is setting the standard for large load interconnection. ON’s patented AI UPS™ is a medium-voltage UPS that serves as a firewall, protecting the data center from the grid, and the grid from the data center.…
Product Quality Engineer, Korea
ON.energy is setting the standard for large load interconnection. ON’s patented AI UPS™ is a medium-voltage UPS that serves as a firewall, protecting the data center from the grid, and the grid from the data center.…
Supplier Quality Engineer - ATS / Switchgear, Battery
Engineer who audits and qualifies suppliers of battery energy storage systems, witnessing factory tests and resolving quality issues to ensure grid-scale power equipment meets standards.
Senior Commissioning Engineer
Leads on-site teams to commission large battery energy storage systems and power infrastructure for AI and hyperscale data centers, traveling ~80% to project sites nationwide.