Mechanical Engineer (Thermal)

Overview

On Site
$60 - $68
Contract - W2
Contract - 12 Month(s)
No Travel Required

Skills

Physics
Modeling
FEA

Job Details

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

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About OSI Engineering, Inc.