Director of Sales - Data Center & Critical Power Solutions

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. The Director of Sales opportunity at ON.energy is an opportunity to help shape the future of energy infrastructure. As demand for AI, hyperscale data centers, and mission-critical power continues to accelerate, ON.energy is delivering innovative energy storage and power solutions that enable customers to deploy resilient, scalable infrastructure faster and more efficiently. ON.energy has experienced significant growth, expanding from approximately 150 to more than 250 employees in less than a year while continuing to invest in technology, talent, and customer partnerships. With a strong commercial pipeline and a culture built around speed, ownership, and collaboration, this is an exciting time to join a company redefining how critical energy infrastructure is designed and delivered. Reporting to the Vice President of Sales, the Director of Sales will be responsible for developing and expanding strategic relationships across the North American data center and AI infrastructure market. This individual will partner closely with hyperscalers, colocation providers, developers, EPC firms, utilities, and other key stakeholders to identify opportunities, influence project strategy, and position ON.energy's solutions on some of the industry's largest and most complex infrastructure projects. This is a highly consultative enterprise sales role requiring the ability to navigate complex organizations, engage executive decision-makers, and manage long-cycle opportunities from early specification through commercial execution. The ideal candidate combines technical curiosity with strong commercial acumen, thrives in a fast-paced, high-growth environment, and is passionate about helping customers solve complex energy challenges that power the next generation of digital infrastructure. Location is flexible within North America . The role will require significant travel to customer, partner, and project sites across the United States. Key Responsibilities Strategic Business Development Develop and execute account strategies that expand ON.energy's presence across hyperscalers, colocation providers, developers, EPC firms, engineering consultants, utilities, and other key stakeholders in the data center and critical power ecosystem. Identify, qualify, and pursue new business opportunities supporting large-scale AI, cloud, and mission-critical infrastructure projects throughout North America. Engage customers early in the project lifecycle to influence electrical architecture, project strategy, and technical specifications before procurement decisions are finalized. Build long-term relationships with decision-makers who shape the design, construction, and operation of next-generation energy infrastructure. Stay informed on market trends, competitive activity, customer needs, and emerging technologies to identify opportunities for growth and innovation. Customer & Technical Engagement Serve as a trusted advisor to customers by understanding their operational challenges and aligning ON.energy's solutions to deliver reliable, scalable, and resilient power infrastructure. Build strong executive and technical relationships with owners, operators, engineering firms, contractors, utilities, and strategic partners. Lead consultative discussions that clearly communicate the technical and commercial value of ON.energy's energy storage and power solutions. Partner…