# Battery Product Development Sr Engineer - Company: [Sesai]() - Location: Greater Boston \(Woburn, MA\) – On-site/Hybrid - Team: 3\. Hermes: Material Development - Salary: $180K – $200K - Posted: November 26, 2025 ## Job description SES AI Corp. (NYSE: SES) is dedicated to **accelerating the world’s energy transition** through groundbreaking material discovery and advanced battery management. We are at the forefront of revolutionizing battery creation, pioneering the integration of **cutting-edge machine learning** into our research and development. Our AI-enhanced, high-energy-density and high-power-density Li-Metal and Li-ion batteries are unique; they are the **first in the world** to utilize electrolyte materials discovered by AI. This powerful combination of "AI for science" and material engineering enables batteries that can be used across various applications, including **transportation (land and air), energy storage, robotics, and drones**.    To learn more about us, please visit: [www.ses.ai](http://www.ses.ai/)    **What We Offer:**  * A highly competitive salary and robust benefits package, including comprehensive health coverage and an attractive equity/stock options program within our NYSE-listed company. * The opportunity to contribute directly to a meaningful scientific project—accelerating the global energy transition—with a clear and broad public impact. * Work in a dynamic, collaborative, and innovative environment at the intersection of AI and material science, driving the next generation of battery technology. * Significant opportunities for professional growth and career development as you work alongside leading experts in AI, R&D, and engineering. * Access to state-of-the-art facilities and proprietary technologies are used to discover and deploy AI-enhanced battery solutions.   **What we Need:**  The SES AI **Hermes team** is seeking an exceptional **Battery Product Development Leader to** specialize in customer-facing product development across electrochemistry, materials science, and next-generation battery platform design. This pivotal leadership role will integrate R&D, product requirements, and OEM customer needs to deliver validated battery component and system-level innovations. As a Product Development Leader, you will be responsible for translating complex battery concepts into manufacturable, customer-ready solutions and managing key relationships.    **Essential Duties and Responsibilities:**  * **Customer & Program Leadership** * Lead key OEM customer programs and serve as the primary technical interface between the customer, R&D, manufacturing, and quality teams. * Develop and manage the technical roadmap for next-generation battery platforms, ensuring alignment with customer requirements and business strategy. * Drive cross-functional alignment to seamlessly integrate R&D outputs into manufacturable and scalable solutions. * **Category (e.g., Model Optimization & Implementation)** * Oversee the entire product lifecycle, from initial concept to customer testing and validation, ensuring product quality and manufacturability. * Spearhead process and product optimization efforts, including DOE (Design of Experiments) design and comprehensive failure analysis to scale technology from the lab to prototype. * Apply deep expertise in electrochemical engineering, materials chemistry, and interfacial science to solve complex product development challenges. * **Strategy & Execution** * Translate next-generation battery concepts into clear, implementable, and manufacturable solutions suitable for mass production and client delivery. **Education and/or Experience:**  * Education: Ph.D. in Chemical Engineering, Materials Science, Electrochemical Engineering, or a closely related field. * Leadership Experience: Deep experience at a top management level or senior technical capacity in product platforms and leading OEM client projects. * Battery Domain Expertise: Strong background in electrochemical engineering, materials chemistry, and interfacial science within the context of next-generation battery platform development. * Technical Program Management: Proven experience in technical roadmapping, and managing the critical validation stages from lab → prototype → customer testing. * Problem Solving: Proficiency in technical problem-solving, including DOE design and failure analysis for scaling processes.   **Preferred Qualifications:**  * Industry Profile: Previous experience as a Senior Product Manager or Technical Program Director at major battery manufacturers or automotive R&D centers. * Process Scaling: Specific experience in process and product optimization for high-volume manufacturing environments. * System-Level Integration: Experience integrating validated battery components into larger system-level innovations.   The salary range for this position as required under applicable pay transparency laws. Salary Range $180,000—$200,000 USD ## Apply [Apply on Sesai]() Canonical job page: