Posted Sep 30, 2026

Intern – Laboratory Testing Support

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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. 

ROLE SUMMARY

This is a six-month internship with structured assignments and increasing ownership. Strong performers may be considered for future full-time opportunities based on business need and role availability.  This Intern will support test planning and reporting product and system testing at the National Laboratory of the Rockies (NLR) and ON.energy’s Houston laboratory. The intern will help turn engineering requirements into practical test plans, organize execution evidence, prepare clear draft reports by giving support to the laboratory engineers. This is a variable-term, remote R&D internship with optional travel.

Please Note: This is a remote position. Optional travel may include visits to NLR, Houston, or other test locations. On-site participation is subject to applicable access, training, and safety requirements.

 

KEY RESPONSIBILITIES 

 

KEY REQUIREMENTS


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.
  • 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.

Currently pursuing or recently completed B.S. or M.S. in electrical engineering, data science, or related field; working knowledge of Excel and Python, MATLAB/Simulink or similar; strong technical writing and attention to detail.

Key Responsibilities

Skills & Tools

Microsoft Excel, Python, MATLAB/Simulink

Job Details

Benefits

About ON.energy

A company developing patented medium-voltage UPS technology to enable grid-safe data centers. — Industry: Information Technology