Digital Power Design Engineer (DSP & Control)

Please note that we are unable to provide visa sponsorship for this position.

Zapbatt, a leader in battery technology innovation located in Carlsbad, CA, is on a mission to revolutionize energy storage solutions. Through our pioneering Battery Operating System (bOS), we offer adaptable, efficient, and sustainable power technologies. As a valued member of our team, you'll contribute to powering the future with optimal energy storage technology, driving us towards a sustainable, efficient, and empowered future.

Job Overview

We are seeking a skilled Electrical Engineer specializing in digital power supply design to join our agile team of multi-disciplinary engineers. This role requires hands-on experience in digital power systems, digital control theory, and DSP firmware for high-current applications. The engineer will be responsible for designing, testing, and optimizing both hardware and firmware for advanced DC-DC power conversion systems. As a key contributor in the early stages of our product lifecycle, the ideal candidate will have the opportunity to drive innovation and shape product architecture within a collaborative, dynamic environment.

Seniority Level: Mid-Senior Level

Industries: Consumer Electronics, Industrial/Utility Power Systems, Battery Powered Devices

Key Words:  Electrical Engineering, Power Systems, Digital Signals Processing, High-current Systems, DC-DC Conversion, Battery Management System

• Design, prototype, test, and integrate digital power supply hardware and firmware for high-current, rapid-charging battery systems.
• Develop system functionality and control loops for DC-DC power conversion, focusing on stability and response optimization using mixed-signal techniques.
• Optimize DSP firmware algorithms to manage high-current DC-DC power conversion with advanced digital control methods.
• Collaborate with cross-functional teams on circuit design, PCB layout, and DSP firmware integration for power supply management.
• Transition designs to high-volume production by refining architectures and ensuring scalable, reliable performance.

• Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, or a related field.
• 4+ years of industry experience (Bachelor’s) or 3+ years with a higher degree.

• 4+ years of experience with a strong portfolio showcasing successful power systems or module design projects across multiple topologies, from a few watts to KW+.
• Proficiency in circuit design software (SPICE, Altium) with an emphasis on power electronics and PCB layout; experience with Altium is a plus.
• Expertise in DSP, digital control theory, and mixed-signal firmware design for power supply applications, including control loop theory and stability optimization.
• Familiarity with bench tools (power supplies, loads, multimeters, oscilloscopes) and high-voltage safety principles (isolation, hi-pot testing).
• Analog and digital design experience with a focus on thermal design, power architecture, and grounding, as well as transmission line effects.
• Strong understanding of EMI test and control methods (MIL-STD-461, FCC, IDE, VDE).
• Fluency in C/C++,with experience developing DSP firmware and control algorithms.
• Strong troubleshooting and diagnostic skills to sequentially identify points of failure.
• Ability to summarize complex information for non-technical peers and generate detailed technical reports.

• Demonstrated track record of commercially released products in consumer or industrial electronics.
• Full product lifecycle management experience, from concept to high-volume production.
• Knowledge of battery management systems and data collection analysis methods.

Join Zapbatt in redefining the energy landscape through innovation in battery technology. Committed to sustainability and empowering our team, we offer an environment where you can explore, create, and significantly impact the global shift towards advanced, responsible energy use. If you're ready to contribute to our mission and possess the above qualifications, we'd love to hear from you.

ZapBatt is an equal opportunity employer and prohibits discrimination and harassment of any kind without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression or any other characteristic protected by federal, state or local laws or our own sensibilities.