ONEnergy
1-10 employees
About ONEnergy
ONEnergy is a fast-growing, dynamic energy management firm serving commercial,industrial, multi-residential and residential clients via its Sunwave™-branded energy andenergy-efficiency businesses. Sunwave specializes in helping customers use energy morewisely by minimizing their energy consumption and then cost-effectively managing thebalance. We provide a variety of products and services including energy-efficient heating,cooling and air-conditioning equipment, solar PV-integrated energy storage systems,complete turnkey LED lighting retrofits (including financing), supply of conventional and'green' electricity for homes and businesses, commercial solar PV installations, homeprotection plans, building envelope upgrades, energy audits and more to help ourcustomers conserve, simplify and effectively manage their energy costs.
3 months ago
Junior Project Engineer
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Description
- ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future.
- The Jr. Project Engineer will support the engineering execution of Battery Energy Storage System (BESS) projects for data centers, from initial development through commissioning. This role involves technical coordination, design validation, and collaboration with internal teams and external stakeholders to ensure successful project delivery.
- Location: This is a hybrid role located in Houston, TX or Reston, VA or Alpharetta, GA or Miami, FL.
- Key Responsibilities include assisting in the end-to-end execution of BESS projects, serving as a technical resource, collaborating with customers, reviewing system designs, developing electrical drawings, preparing equipment specifications, performing system studies, supporting project scheduling, participating in site walks, assisting with factory and site acceptance testing, identifying technical risks, and ensuring compliance with relevant codes.
- Qualifications include a Bachelor’s degree in Electrical or Mechanical Engineering or related field, 0–3 years of experience, familiarity with energy storage systems and high-voltage infrastructure, understanding of electrical schematics, proficiency in Microsoft Office, basic AutoCAD and power system analysis tools, and willingness to travel up to 30%.
- Preferred skills include understanding civil, mechanical, and structural aspects, problem-solving, attention to detail, and effective communication.
- What You’ll Get: Competitive salary + performance bonus, 401(k) match, health, vision, dental, paid time off, holidays, and the opportunity to contribute to resilient, secure energy infrastructure.
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Requirements
- Bachelor’s degree in Electrical Engineering, Mechanical Engineering, or a related field.
- 0–3 years of engineering experience (internships or co-op experience acceptable).
- Familiarity with energy storage systems (e.g., CATL, Sungrow, Tesla) and high-voltage infrastructure preferred.
- Understanding of electrical schematics and system design fundamentals.
- Proficiency in Microsoft Office; basic knowledge of AutoCAD and power system analysis tools (ETAP, SKM).
- Ability to read and interpret engineering drawings and specifications.
- Willingness to travel up to 30% for project site visits.
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Benefits
- Competitive salary + performance bonus
- 401(k) match
- Health, vision, dental insurance
- Paid time off and company holidays
- Work that matters—building resilient, secure infrastructure for the future of energy