Director Project Engineering
Houston, TX
Director Project Engineering
Leads project engineering for BESS deployments supporting data center clients, with hybrid work and travel up to 30%. Requires a bachelor’s in engineering or related field, 10+ years’ experience, 3+ years leading teams, and ability to use AutoCAD and ETAP/SKM.
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.
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
Qualifications
Preferred Qualifications
#LI-JW1
For US-based roles - What you'll get:
For Mexico-based roles - What you'll get:
For all roles:
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.