Posted Aug 20, 2026

Reliability Engineer

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ON.energy is building the backbone of energy and AI infrastructure powering grid-safe data centers and mission-critical facilities. The company supplies and operates hyperscale power systems that solve the toughest resilience challenges, delivering custom solutions for AI data centers, mission-critical facilities, and front-of-the-meter assets. ON recently announced a 5GW partnership, with 3GW currently under construction across multiple hyperscale data center campuses. With patented technology and proprietary software, ON.energy develops projects worldwide that set new benchmarks for resilience.

This is a remote based role, with occasional travel expected. 

Position Summary

ON.energy is seeking a Reliability & Procedures Engineer to strengthen how our fleet of utility-scale battery energy storage systems (BESS) is maintained and troubleshot in the field. This role sits at the intersection of engineering analysis and field operations: reviewing how reactive work orders were resolved, translating those resolutions into clear, repeatable procedures, and ensuring lessons learned are captured in our CMMS so the same problem is never solved twice. The ideal candidate is an electrical engineering graduate who is curious about how equipment fails, comfortable working directly with field technicians, and motivated to turn scattered troubleshooting knowledge into a durable, scalable body of technical documentation.

Key Responsibilities

Qualifications:

 


For US-based roles - What you’ll get:

  • 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.
  • Accommodations: If you need an accommodation during the application process, email recruitment@onenergystorage.com
  • Benefits vary by role and location and are subject to change.

Agency Notice: ON.energy does not accept unsolicited resumes from staffing agencies, search firms, or third-party recruiters. Resumes submitted without a fully executed Master Services Agreement (MSA) and a written request from an authorized member of our Talent Acquisition team will be considered the property of ON.energy. No placement fees or compensation will be paid for unsolicited candidate submissions.

Bachelor's in Electrical Engineering, 0–5 years experience, knowledge of electrical/power systems, strong written communication, CMMS and Excel familiarity, ability to work with field technicians and analyze failure data.

Key Responsibilities

Skills & Tools

Limble, Microsoft Excel

Job Details

Benefits

About ON.energy

A company building power infrastructure and energy storage solutions to enable large-scale AI and cloud deployments. — Industry: Utilities