# Principal Electrical Engineer – MV AI UPS Data Centers & Storage at ON.energy

Principal Electrical Engineer – MV AI UPS Data Centers & Storage at ON.energy in Alpharetta, Georgia, United States; Atlanta; Miami, Florida, United States; Tysons. Remote. Posted August 14, 2026.

- Company: ON.energy
- Location: Alpharetta, Georgia, United States; Atlanta; Miami, Florida, United States; Tysons
- Workplace: Remote
- Experience: 8+ years
- Posted: 2026-08-14
- Apply: https://job-boards.greenhouse.io/onenergy/jobs/4370772009
- Source: https://jobmagic.ai/jobs/principal-electrical-engineer-mv-ai-ups-data-centers-storage-onenergy-ks5sy7

## Requirements

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

## Description

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. 
**Location: **United States, Remote with 30% travel, domestic and international

**Travel:** 25-30% required travel 

As a **Senior Electrical Engineer – MV AI UPS Data Centers & Storage** you will provide technical leadership for the design, validation, and optimization of utility-scale Battery Energy Storage System (BESS) projects supporting next-generation data center and grid applications. Reporting to the Chief Electrical Engineer, you will lead battery sizing, evaluate BESS technologies, validate inverter/PCS performance, and drive the integration of EMS, Plant Controllers, and SCADA systems to ensure reliable, high-performing energy storage solutions. This is a highly collaborative role that combines advanced engineering analysis, controls expertise, and operational optimization to shape the future of large-scale energy infrastructure.

**Key Responsibilities:**

· Battery sizing and lifecycle modeling

· BESS vendor model review and validation

· EMS and Plant Controller integration

· Controls strategy validation

· Inverter/PCS modeling experience

· SCADA and operational analytics

· Python, VS Code, Jupyter Notebooks, Git

 

**Required Qualifications:**

· **8+ years of electrical engineering experience, with a focus on battery systems, BESS vendor evaluation, inverter/PCS performance validation, and EMS or Plant Controller integration.**

· **Battery, PCS & Controls Expertise: **Deep knowledge of battery sizing, lifecycle modeling, controls strategy validation, and BESS vendor model review in utility-scale energy storage environments including experience with **PSCAD **and   **MATLAB**.

· **Systems Integration:** Proven ability to lead EMS and Plant Controller integration efforts, including SCADA configuration and operational optimization for BESS deployments.

· **Software Proficiency:** Working knowledge of Python, VS Code, Jupyter Notebooks, and Git for engineering analysis and operational analytics.

· **Communication:** Ability to coordinate effectively with EMS vendors, controls engineers, and cross-functional teams to deliver reliable and optimized energy storage solutions.

 

#LI-JW1

**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.