---
title: 'Director Project Engineering at ON.energy'
canonical: 'https://feeny.ai/job/director-project-engineering-on-energy-houston-ajjevak85fk1'
type: 'job'
last_seen: '2026-09-07'
---

# Director Project Engineering at ON.energy

- **Company:** ON.energy
- **Location:** Houston, TX / Tysons, VA
- **Posted:** 2026-05-19
- **Last confirmed live:** 2026-09-07
- **Apply:** https://job-boards.greenhouse.io/onenergy/jobs/4249086009

## Job description

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.

Director, Project Engineering – BESS for Data Centers

Location: Houston, TX or Northern Virginia (Tysons area) / Hybrid schedule with required travel up to 30%

Position Summary

The Director of Project Engineering will provide strategic leadership and oversight for the engineering execution of BESS projects supporting mission‑critical data center clients. This role leads a team of project engineers, establishes engineering standards, drives cross‑functional coordination, and ensures the successful delivery of complex multi‑MW BESS deployments. The ideal candidate brings deep technical expertise in energy storage and power systems, strong leadership ability, and experience delivering large‑scale infrastructure projects.

## Key Responsibilities

- Lead, mentor, and grow the Project Engineering team supporting all data center BESS deployments.
- Own the end‑to‑end technical execution strategy for BESS projects from early development through commissioning.
- Define engineering processes, workflows, quality standards, and best practices for project execution.
- Serve as the senior technical authority and escalation point for engineering challenges across projects.
- Collaborate closely with project management, product engineering, procurement, and construction teams to ensure alignment on technical scope and milestones.
- Oversee customer, EPC, OEM, and consultant coordination related to system design, integration, and technical compliance.
- Review and approve system designs, calculations, studies, and engineering packages.
- Provide oversight and guidance for system studies including short circuit, load flow, arc flash, and protection coordination.
- Ensure engineering deliverables meet NEC, IEEE, NFPA, UL, and internal On Energy Storage standards.
- Support major vendor selection decisions, equipment specification development, and technical bid evaluations.
- Oversee technical risk identification, mitigation strategies, and design optimization initiatives.
- Support critical field activities including factory acceptance testing, commissioning, and technical issue resolution.
- Drive continuous improvement initiatives to enhance safety, quality, and execution efficiency.

## Qualifications

- Bachelor’s degree in Electrical Engineering, Mechanical Engineering, or a related field; Master’s degree preferred.
- 10+ years of experience in project engineering, electrical systems, or energy storage; 3+ years in a leadership or management role.
- Deep technical knowledge of energy storage systems (e.g., CATL, Sungrow, Tesla) and high‑voltage power systems.
- Strong understanding of electrical system design, system studies, protection & control, and integration with mission‑critical infrastructure.
- Experience managing engineering teams, developing processes, and implementing best practices.
- Proficiency in Microsoft Office, AutoCAD, and power system analysis tools (ETAP, SKM).
- Ability to manage multiple complex projects and drive alignment across technical and non‑technical teams.
- Strong analytical, problem‑solving, and communication skills with the ability to interact with senior leadership and customers.
- Strong work ethic and attention to detail.
- Ability to travel up to 30%.

## Preferred Qualifications

- Experience working on EPC or design-build projects in the energy or critical infrastructure sector in North America.
- Familiarity with commissioning protocols and QA/QC procedures for electrical systems.
- PE license strongly preferred.

## #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.
- 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.

## About ON.energy

## Company Overview
- **One-liner**: ON.energy supplies and operates hyperscale power systems built to meet the world’s most demanding resilience challenges, delivering grid-safe energy and AI infrastructure through patented technology and proprietary software.
- **Entity Type**: Private (Series B, multiple debt financing rounds)
- **Headquarters**: Miami, Florida, United States
- **Founded**: 2016
- **Founders**: Alan Cooper (CEO & Co-Founder) and Ricardo De Azevedo (CTO & Co-Founder)

## Core Business
- **Primary Industry**: Energy Technology (energy storage, battery systems, critical power infrastructure)
- **Target Customers**: AI data centers, mission-critical facilities, grid-scale asset owners (B2B, enterprise, infrastructure)
- **Mission/Purpose**: To build the backbone of energy and AI infrastructure, making energy resilient, clean, abundant and affordable while solving the toughest power problems in the world.

## Products & Services
- **Hyperscale Power Systems**: Custom, end-to-end solutions for AI data centers and mission-critical facilities, combining advanced power electronics, battery storage and proprietary control software.
- **ON.command™ Energy Management System**: Proprietary software platform for managing gigawatt-scale deployments, optimizing grid stability, energy arbitrage, and uptime.
- **AI.UPS™ Platform**: Patented microgrid control system designed to deliver flickerless, full-facility protection with up to Tier 4 performance for mission-critical facilities.
- **Battery Energy Storage Systems (BESS)**: Grid-scale and commercial & industrial storage solutions for frequency regulation, peak shaving, and renewable integration.
- **Fault-Tolerant Architectures**: Engineered solutions for the most demanding environments, built with Tier-1 components backed by 20-year warranties.

## Market Standing
- **Valuation/Market Cap**: Not publicly disclosed (private company)
- **Key Metric**: Total Funding: $262.6M (across multiple debt and equity rounds, including Series B led by Ultra Capital in 2023); Annual Revenue: $4.5M (per LinkedIn estimate, likely reflective of earlier stage); 3 GW+ operating & under construction; 10+ GW production capacity
- **Notable Investors/Partners**: Ultra Capital (Series B lead), SDCL Energy Efficiency Income Trust, Lombard Odier Investment Managers, Live Oak Bank, BridgePeak Energy Capital, Pathward
- **Growth Signals**: 143% headcount growth YoY (148 employees as of 2026), 875% job posting growth YoY (52 open positions), 75+ projects across the Americas, $77.6M debt financing in January 2025

## Competitive Advantages
- **Patented Technology**: Proprietary microgrid control systems (AI.UPS) and energy management software (ON.command) that set new global benchmarks for reliability and uptime (99.9% availability).
- **FEOC Compliant & U.S. Manufacturing**: Proudly engineered and built in America, meeting foreign entity of concern compliance – a key differentiator for domestic infrastructure projects.
- **Gigawatt-Scale Supply Chain**: 10+ GW production capacity with Tier-1 components and 20-year warranties, enabling rapid deployment at scale.
- **Track Record**: Over 150 years of combined team runtime, proven performance across industrial, manufacturing, infrastructure, transportation, and grid-scale storage.

## Strategic Focus
- **Grid-Safe AI Power**: Scaling hyperscale power solutions specifically designed for AI data centers, addressing grid volatility and power quality challenges.
- **Global Deployment**: Expanding across the Americas with a fully ramped supply chain and active projects in 9 countries (US, Mexico, Argentina, Peru, Chile, Canada, etc.).
- **Vertical Integration**: Continuing to develop proprietary hardware and software in-house, from R&D to commissioning and asset management.

## Why Work Here
- **Culture**: Described as dynamic, innovative, and far from traditional corporate mold – autonomous teams with high trust, fast decision-making, and a focus on impact. “If you want predictable, this isn’t it. If you want impact, welcome.”
- **Work Environment**: Cross-functional teams spanning engineering, product, finance, and operations. Locations include Miami (HQ), Houston, Mexico City, Atlanta, and field roles across the US. Hybrid/remote flexibility likely varies by role.
- **Growth Opportunities**: Rapidly scaling company (143% headcount growth) with opportunities in supply chain, project engineering, R&D, software, and IT. Emphasis on professional growth and learning from “the brightest minds in technology, product engineering, finance, and more.”
- **Mission-Driven**: Work that directly impacts energy resilience, clean energy adoption, and AI infrastructure – a chance to solve some of the toughest power problems globally.

## Sources
1. [ON.energy Website](https://www.on.energy/)
2. [ON.energy Greenhouse Careers](https://job-boards.greenhouse.io/onenergy)
3. [ON.energy LinkedIn](https://www.linkedin.com/company/on-es)
4. [ON.energy Team Page](https://www.on.energy/team)
5. [CB Insights - On.Energy Profile](https://www.cbinsights.com/company/onenergy)

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