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Senior Electrical Engineer - Battery Energy Storage System

E-Zinc
Mississauga, Ontario
Full Time
Posted December 22, 2025
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Job Description

The Sr. Electrical Engineer will design, develop, and support electrical systems for energy storage products, including battery packs and BESS, ensuring safety, compliance, and manufacturability in a fast-paced clean energy environment.

Key Responsibilities

  • Design electrical architectures for battery pack and BESS products, including component specification, selection, and integration.
  • Deliver electrical systems that meet functional, safety, manufacturing, cost, and regulatory requirements.
  • Create detailed electrical schematics, wiring diagrams, and BOMs using CAD and ECAD tools.
  • Define and execute test plans for performance and safety verification of BESS samples.
  • Support the design and integration of Battery Management Systems (BMS), control, switching, sensing, and monitoring hardware.
  • Lead and participate in design reviews, DFMEA, root cause analysis, and product improvement initiatives.
  • Develop electrical test fixtures, jigs, and assembly processes for validation and sample assembly.
  • Provide technical support for prototype builds, manufacturing transfer, and vendor qualification.

Requirements

  • Bachelor's degree in electrical engineering or a related engineering discipline.
  • 10 years of experience in electrical design and development for battery energy storage or industrial power systems.
  • Experience designing power conversion DC-DC systems to regulate and manage battery-connected systems.
  • Experience in component selection and integration including sensors, relays, and communication interfaces.
  • Strong design, problem-solving, and hands-on skills with experience in engineering, prototyping, and industrial production environments and field troubleshooting.
  • Knowledge of applicable standards for battery and electrical system certification, e.g., UL, IEC, CE.

Benefits & Perks

Competitive compensation
Comprehensive Employer-paid benefits
Retirement savings plans with employer contributions
Equity grants and opportunity for company ownership
Paid vacation time
Additional paid time off for special events such as birthdays or religious holidays

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