Manager, Inside Sales

AESC is looking to add an Inside Sales Manager to our team in Santa Clara, CA.

• Full-Time
• Remote/Hybrid/On-site

AESC is an exciting, newly created global organization committed to solving the challenges of a sustainable future and becoming the leading supplier of full-value-chain battery solutions. Our lithium-ion batteries can be found in nearly one million electric vehicles worldwide and have a stellar safety record of zero-critical issues. AESC US is leading the way in battery technology. We design and manufacture EV battery technology for various electric vehicles and equipment.

We are working hard towards unlocking the full potential of sustainable energy and climate change mitigation. We will continue to build upon our successes and expand into new markets and industries, producing innovative and competitive products and technologies that advance the goal of a zero-carbon emission future. AESC is headquartered in Japan and has battery manufacturing locations in Japan, UK, China, and the U.S.

Our mission is to solve the challenges for a sustainable future. Together, we can make a meaningful impact.

We are seeking a highly organized and technically curious Inside Sales Manager to support our utility‑scale energy storage (BESS) business. This role will focus on lead qualification, sales support, and opportunity management for large‑scale battery storage projects serving utilities, independent power producers (IPPs), developers, and EPCs. The Inside Sales Representative will work closely with account managers, engineering, and project teams to help drive project development from early‑stage inquiry through contract award.

• Serve as the primary point of contact for inbound inquiries related to utility‑scale BESS projects (typically 10 MW to 500+ MW).
• Support Account Managers to qualify leads by gathering project details such as project size, location, interconnection status, application (capacity, ancillary services, renewable integration, etc.), and project timeline.
• Support the sales team by coordinating resources within the company to prepare proposal packages.
• Work within the sales org and marketing department to assist in scheduling and planning related to both internal and external activities and industry trade shows.
• Maintain accurate opportunity tracking, forecasts, and customer communications within the CRM system.
• Assist with RFP and RFQ responses, including data collection, document organization, and submission support.
• Follow up with customers on proposals, technical clarifications, and commercial discussions.
• Monitor utility‑scale market activity, policy drivers, and competitive landscape.
• Support channel partners, EPCs, and developers throughout early project development phases.

• Bachelor’s degree in Business, Engineering, Energy Systems, or a related field (or equivalent experience).
• 2–4 years of inside sales, sales operations, or commercial support experience; exposure to utility‑scale renewable energy, energy storage, power generation, or transmission & distribution preferred.
• Familiarity with large infrastructure or capital equipment sales cycles.
• Strong understanding of sales funnel management and CRM tools.
• Ability to communicate complex technical and commercial concepts clearly and professionally.
• Excellent organizational skills with the ability to manage multiple large‑scale opportunities simultaneously.
• Self‑driven, detail‑oriented, and comfortable working in a fast‑paced project environment.

• Knowledge of utility‑scale BESS components (battery containers, PCS, EMS, transformers, SCADA).
• Understanding of grid‑connected applications such as frequency regulation, capacity, energy arbitrage, and renewable integration.
• Familiarity with interconnection processes, permitting, and project development phases for utility‑scale ESS projects.
• Proficiency with CRM platforms (Salesforce, Hub Spot) and Microsoft Office or Google Workspace.
• Bilingual in English and Mandarin is preferred.

Welcome to AESC, supporting our state‑of‑the‑art Gigafactories, where you'll have the opportunity to tackle the world's most…