Our client is seeking a highly skilled Battery Thermal Engineer to join their Battery Product Development team. This group drives innovation in next-generation battery systems-designing high-energy, high-reliability embedded battery modules across multiple product lines. In this role, you'll be embedded with the Product Design organization from day one, shaping early-stage concepts, providing CAE-driven design guidance, and delivering sophisticated thermal and multi-physics simulations. This is a high-impact opportunity to influence the architecture and performance of industry-leading consumer hardware. Responsibilities: • Develop state-of-the-art thermal and multi-physics FE models for cell, pack, and BMS subsystems. • Provide design and trade-off guidance to Product Design teams through early-stage simulation. • Build models to convert power maps into thermal outputs. • Perform advanced thermal CAE simulations to understand boundary conditions. • Support design evolution with cross-functional teams. • Partner with design teams to clarify goals and CAE scope. • Use industry-leading solvers to generate accurate simulation results. • Collaborate with test labs to develop physical test methods and gather validation data. • Work with system teams to develop detailed sub-models. • Create optimized workflows and reusable templates for thermal FEA. • Develop and implement best practices. • Collaborate with vendors to improve CAE functionality. • Explore new analysis types, including topology optimization. Requirements: • PhD + 3 years industry experience required. • Strong background in thermal simulations within Mech/Electrical Engineering. • Experience in transient thermal simulations. • Background in electronic heating/cooling and CFD. • Familiarity with multi-physics coupled modeling. • Expertise in Ansys Electronic Desktop (HFSS, IcePak). • Experience with NX, Comsol, Cadence. Preferred Qualifications: • Experience with OptiSlang, iSight • Experience with Allegro and electronics layout • Familiarity with Li-ion cells and battery packs • Experience leading technical development roadmaps • Project team leadership background • Python or scripting experience Location: Cupertino, CA Duration: 1 year with the possibility of extension Salary Range: $60-$68 No 3rd party agencies or C2C