Senior Electrical Engineer - Battery Charger SME

San Antonio, TX

Full Time

Experienced

EControls is a global provider of innovative, state-of-the-art integrated controls solutions for internal combustion engines and electric drive systems in the off-highway, on-highway, and stationary equipment markets. EControls designs world-class, full-authority engine management systems for major OEMs around the world. Our global engine development labs and engineering staff offer full-range support, from design guidance for base engine conversion to hardware, software, and engine calibration to meet each application's specific requirements.

We are passionate about customer satisfaction and service. We fearlessly engage in any effort that will eliminate our customers’ risk and clear a path to their success. We immerse ourselves in our customers’ world, reveal unknowns and deliver integrated solutions.

EControls is looking for a Battery Charger Subject Matter Expert to join our growing R&D Engineering team.

Key Job Elements

Electrical Design & Development – Design and validate high‑power industrial lithium‑based battery chargers, including AC‑DC and DC‑DC converter topologies such as PFC, phase‑shifted full bridge, isolated stages, buck/boost systems, and related power architectures.
Component Selection & Optimization – Select MOSFETs, SiC/GaN devices, and magnetics based on performance, cost, and reliability requirements.
PCB Layout Leadership – Provide technical guidance to PCB layout teams to ensure optimal electrical, thermal, and EMI performance.
System Testing & Validation – Lead efficiency, thermal, EMI/EMC, and environmental validation testing to ensure reliability and compliance.
Safety & Compliance – Ensure charger designs meet UL standards, industrial safety requirements, and lithium battery safety considerations.

Requirements

Bachelor’s degree or higher in Electrical Engineering.
Minimum 7 years of experience in power electronics design with a focus on charger development.
Proficiency with Altium and familiarity with power electronics simulation tools.
Experience designing high‑efficiency (>20 kW) battery chargers
Strong knowledge of single‑phase and three‑phase charger design
Expertise in PFC, phase‑shifted full bridge, buck and boost topologies
Familiarity with lithium‑ion chemistry, charging algorithms, and safety considerations
Excellent communication, documentation, and problem‑solving skills
High attention to detail and commitment to safety

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Senior Electrical Engineer - Battery Charger SME

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