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
Field Network Technician - Energy Storage, Data Centers
Field-based role deploying, configuring, and maintaining network infrastructure for Battery Energy Storage Systems in data centers, requiring hands-on OT/SCADA networking and industrial protocols.
Senior Specialist Network Architect - OT/SCADA
Designs resilient, segmented OT/SCADA networks for AI data centers and energy infrastructure, aligning Purdue model zoning with industrial protocols like Modbus and IEC 61850.
OT Systems Engineer
Deploys and maintains operational technology networks for utility-scale battery energy storage systems, ensuring reliable communications between control systems and SCADA during field commissioning.
Quality Assurance Engineer - Manual Testing
Manual QA Engineer for ON.energy’s ERP systems in Mexico City, testing Finance, HR, Inventory, and Procurement modules, coordinating UAT, and supporting data migrations.
Quality Assurance Engineer - Automation
Designs and maintains automated UI and API tests using Python, Playwright/Selenium, and CI/CD pipelines to ensure high-quality releases for a clean-energy infrastructure company.
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.
AWS Cloud Security Engineer
Design and enforce AWS security controls for a global clean-energy infrastructure provider, building multi-account guardrails, IAM identity federation, and site-to-cloud network segmentation while automating detections for cloud and hybrid threats.
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.
Senior Network Engineer
Design, secure, and maintain OT network infrastructure for energy infrastructure projects using Palo Alto firewalls and Moxa switches.
Field Service Technician II - BESS
Field Service Technician II maintains and repairs battery energy storage systems (BESS) and associated electrical infrastructure in Amarillo, TX, ensuring uptime and safety for a clean-energy power provider.
Senior Electrical Engineer – Battery Systems, Controls & EMS Integration
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.…
Senior Electrical Engineer – MV AI UPS Data Centers & Storage
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.…