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SES AI

Li Metal batteries for EVs

Mechanical Engineer

Design EngineeringConfirmed live in the last 24 hours
Full-timeShanghai, ChinaNo salary listedIn-person

About the Job

Requirements

  • A bachelor's degree or above in electrochemistry, vehicle engineering, mechatronics, polymer materials, electrical engineering, automation, or another listed field.
  • More than 3 years of experience in power battery PACK structural design.
  • Experience producing product development and design drawings, performing dimension chain analysis, independently designing battery PACK system structures, and independently performing structural strength simulation.
  • Ability to read and write in English.
  • Familiarity with battery electrical knowledge, battery selection, and testing.
  • Familiarity with metal and plastic material properties and applications, and proficiency in injection molding, sheet-metal processing, and surface-treatment processes.
  • Proficiency with SolidWorks, CATIA, UG, or other design software.

Responsibilities

  • Analyze and evaluate power battery cell selection, structural materials, and product structure design schemes according to customer SOR.
  • Design schematics for power battery PACK systems and modules, including detailed 3D digital models and 2D drawings.
  • Design for safety and reliability at the power battery PACK system and module levels.
  • Analyze issues identified during trial production, mass production, and user feedback, and propose improvements.
  • Manage sample preparation and dispatch, track processing progress, and confirm samples.
  • Test and verify PACK systems and components, optimize designs according to regulations or customer requirements, and improve structures for mass production.
  • Prepare design specifications and patents.

Desired Qualifications

  • Experience in composite material structural design and structural airworthiness verification of aircraft.
  • Experience with product development and design drawings, dimension chain analysis, independent PACK system structural design, and structural strength simulation.
  • Familiarity with battery electrical knowledge, battery selection, and testing.

About the Company

SES AI

Li Metal batteries for EVs

SES AI develops Lithium Metal battery technology for electric transportation, powering EVs and aircraft through its Li Metal cells. The batteries offer higher energy density and longer range than traditional lithium-ion cells, with research, manufacturing, and licensing handled across its operations; testing bunkers and regular data reports support development and quality. The company differentiates itself by focusing on Li Metal chemistry, a data-driven transparency approach, and a licensing/partnership model in addition to direct battery sales. Its goal is to enable broader adoption of electric mobility and aerospace applications by providing high-performance power solutions and collaborative licensing agreements.

Company size
51-200
Company stage
IPO
Headquarters
Woburn, MA
Founded
2012

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