Senior Electrical Engineer

Job Description

Job Description

For over fifty years, Custom Power has been at the forefront of designing and manufacturing specialized battery packs and advanced battery management systems. Serving vital industries such as medical, aerospace, defense, and industrial – from the depths of the ocean to the fringes of space – our team of expert design engineers collaborates closely with clients. We utilize a broad spectrum of chemistry technologies to develop the perfect battery solution.

Offering both primary and secondary chemistries, we adhere to international standards such as UL, IEC, CE, and CSA. As an ISO 9001, AS9100, and ITAR‑registered company, Custom Power is committed to delivering unparalleled quality and versatility in our battery solutions.

Responsible for design and validation of electronic circuits, and specification and programming of electronic test equipment. This position requires good communication skills and effective teamwork. All projects involve collaborating within a multidisciplinary team to design a battery pack. The candidate will be responsible for designing, prototyping, testing, and transitioning electronic circuits, interfaces, cables, accessories, and their corresponding documentation to manufacturing.

From your very first day of employment with us, your success will be our top priority. You'll be paired with our Global Battery Technologist for mentoring and support, ensuring you are part of an organization that values your development and well‑being and is dedicated to making every workday rewarding. Additionally, you'll have the opportunity to engage in various aspects of design and battery pack development, encompassing a wide range of designs and applications for some of the largest and most dynamic companies in the world.

• Develop and design analog and digital electronic circuits for battery packs of various chemistries, ensuring optimal performance, efficiency, and safety.
• Develop and incorporate battery charger systems into circuit designs, considering charging efficiency, safety, and compatibility with various battery chemistries.
• Identify and select appropriate components, such as voltage regulators, protection circuits, monitoring systems, and battery chargers, to meet project requirements.
• Utilize Altium Designer for detailed schematics, ensuring accurate representation of circuit configurations.
• Design and optimize printed circuit boards (PCBs) using Altium Designer, considering factors such as signal integrity, thermal management, and manufacturability.
• Take ownership of Design for Manufacturing principles, ensuring that circuit designs are conducive to efficient and cost‑effective production processes.
• Implement Design for Testability strategies in circuit designs, enabling effective testing and troubleshooting during the manufacturing phase.
• Collaborate with Firmware Engineers to develop Battery Management Systems (BMS) firmware, ensuring efficient and safe battery operation.
• Work closely with Firmware Engineers to integrate fuel gauging solutions into battery pack designs, providing accurate state‑of‑charge information.
• Apply APQP methodologies to ensure robust, high‑quality circuit designs.
• Execute PPAP requirements, providing the necessary documentation to validate and approve the manufacturing processes.
• Collaborate with cross‑functional teams to build and test prototypes, iterating designs based on testing outcomes.
• Ensure designs comply with relevant industry standards, including those set by the United Nations (UN) for the transportation and handling of lithium‑ion batteries. Adhere to Underwriters Laboratories (UL) standards for safety and performance in battery pack designs.
• Maintain comprehensive documentation of development, product design, specifications, and testing results in accordance with company process and regulatory requirements and standards such as UN, UL, IEC, AS, FDA.
• Work closely with other engineers, including Mechanical, Firmware, Technicians, and Project Managers to achieve project goals within specified timelines.
• Troubleshoot and resolve issues related to BMS systems, circuit design, firmware,…