Electrical Integration Design Engineer - Lithium-Ion Battery & Battery Energy Storage Systems

Technical Design Specialist Job Description: Li-ion & BESS Electrical Integration Design Engineer Role Overview The Li-ion & BESS Electrical Integration Design Engineer will design, integrate, and validate electrical systems for Lithium-Ion Battery (LiB) packs and Battery Energy Storage Systems (BESS). Key Responsibilities • System Architecture: Develop electrical integration layouts for LiB modules, packs, and BESS systems. • Design Validation: Conduct electrical simulations, short-circuit analysis, and fault-tree evaluations. • Standards Compliance: Ensure designs meet UL, IEC, ISO, and UN 38.3 standards. • Thermal & Electrical Integration: Collaborate with mechanical and thermal teams. • Digital Tools: Use ECAD/MCAD, ANSYS, MATLAB/Simulink, digital twin methodologies. • Cross-Functional Collaboration: Work with product design, manufacturing, and compliance teams. • Failure Analysis: Investigate electrical failures and implement improvements. • Documentation: Prepare design reports and compliance documentation. Qualifications • Bachelor’s/Master’s in Electrical Engineering, Power Electronics, or Energy Systems. • 3–7 years of experience in Li-Ion battery pack design or BESS integration. • Knowledge of high-voltage systems (up to 1500V DC). • Working experience with simulation tools (ANSYS, MATLAB/Simulink, PSpice). • Familiarity with manufacturing processes for battery modules. • Understanding of safety standards and compliance requirements. Key Skills • Electrical integration & harness design • High-voltage safety & protection systems • Simulation & modelling (thermal, electrical, fault analysis) • Standards compliance & certification readiness • Cross-functional leadership in design-to-manufacturing transitions Experience Level Senior Level