Facility Systems Technician

The Facility Systems Technician will inspect, operate, maintain, test, troubleshoot, and repair the essential infrastructure supporting ON.energy’s Houston offices, warehouses, and high-power laboratories. The role focuses on electrical distribution, UPS systems, generators, HVAC and cooling, plumbing, controls, and life-safety systems., * Monitor critical systems, environmental conditions, alarms, and controls; complete equipment rounds and document operating readings.

• Perform assigned preventive and corrective maintenance in accordance with procedures, manufacturer guidance, permits, and safety requirements.
• Use drawings, schematics, meters, and diagnostic tools to identify faults within authorized work boundaries.
• Respond to equipment malfunctions, power interruptions, leaks, temperature alarms, and other abnormal facility conditions.
• Follow lockout/tagout, electrical safety, PPE, chemical-handling, hot-work, confined-space, and related work controls.
• Maintain orderly work areas and inspect emergency lighting, alarms, suppression, eyewash, signage, and protective equipment.
• Update work orders, equipment records, inspection forms, materials used, findings, and follow-up needs accurately and promptly.

• 3+ years of commercial, industrial, mission-critical, or technically complex facility-maintenance experience.
• Strong foundation in electrical, mechanical, plumbing, HVAC, controls, or related building systems.
• Ability to read schematics, use diagnostic tools, perform physical field work, and respond safely to urgent conditions.
• Clear communication skills and proficiency with digital work orders, email, and Microsoft 365 applications.
• EPA Universal, OSHA, trade license, lockout/tagout, electrical safety, first aid/CPR, or emergency-response training preferred.

• Competitive salary + annual performance-based bonus eligibility
• Medical, dental, and vision insurance
• 401(k) with company match
• Paid time off and company holidays

For Mexico-based roles - What you’ll get:

• Competitive salary + annual performance bonus eligibility
• Christmas Bonus (Aguinaldo): 30 days
• Major medical expenses and life insurance
• Paid time off and holidays (per local policy)

For all roles:

• Professional development and growth opportunities
• Opportunity to grow with a mission-driven team shaping the future of clean energy
• Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
• Benefits vary by role and location and are subject to change.

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. With multiple gigawatts currently under construction, we are enabling grid-safe data centers.