Battery Test Engineer

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Company: Diverse Lynx LLC

Location: Sunnyvale, CA 94087

Description:

Role: Battery Test Engineer
Location: Sunnyvale, CA
Type: Full time

Job Description:
We are seeking a highly skilled and experienced Battery Test Engineer to join our team. The successful candidate will be responsible for designing, developing, and executing battery testing protocols using Maccor battery testers. The ideal candidate will have experience with Maccor test scripts and be proficient in Python programming language for minimal data processing.

Key Responsibilities:
  • Design, develop, and execute battery testing protocols using Maccor battery testers
  • Create and modify Maccor test scripts to meet specific testing requirements
  • Write Python code for minimal data processing and analysis of battery test results
  • Collaborate with cross-functional teams to identify and resolve battery-related issues
  • Develop and maintain technical documentation for battery testing procedures and results
  • Analyze and interpret battery test data to provide insights and recommendations for improvement
  • Pack Level testing involving uBMU qualification
  • Manage projects end-to-end, including incoming inspection, documentation, test loading, monitoring, data collection, and reporting
  • Present during data reviews and provide recommendations, as well as receive action items

Requirements:
  • Bachelor's degree in Electrical Engineering, Mechanical Engineering, or related field
  • 3+ years of experience in battery testing and development
  • Proven experience with Maccor battery testers and test script creation
  • Proficiency in Python programming language for minimal data processing
  • Strong understanding of battery chemistry
  • Experience with Maccor and protection circuits interaction (Reading registers, creating SMB profiles, Maccor scripting)
  • Excellent analytical and problem-solving skills
  • Effective communication and collaboration skills
  • Ability to work independently and as part of a team

Preferred Qualifications:
  • Master's degree in Electrical Engineering, Mechanical Engineering, or related field
  • Experience with other battery testing equipment (battery simulators, data loggers, PPGs, AC and OCV readers) and software
  • Knowledge of data analysis and visualization tools (e.g., Matplotlib, Pandas)
  • Design, develop, and execute battery testing protocols using Maccor battery testers
  • Create and modify Maccor test scripts to meet specific testing requirements
  • Write Python code for minimal data processing and analysis of battery test results
  • Collaborate with cross-functional teams to identify and resolve battery-related issues
  • Develop and maintain technical documentation for battery testing procedures and results
  • Analyze and interpret battery test data to provide insights and recommendations for improvement
  • Pack Level testing involving uBMU qualification
  • Manage projects end-to-end, including incoming inspection, documentation, test loading, monitoring, data collection, and reporting
  • Present during data reviews and provide recommendations, as well as receive action items

Candidate Requirements:
Must-Have Skills:
Ability to work as a team and help each other
Battery testing - Proven experience with Maccor battery testers and test script creation
Familiar with Maccor and protection circuits interaction (Reading registers, creating SMB profiles, Maccor scripting)

Nice-to-have Skills:
  • Battery chemistry understanding
  • Write Python code
  • Failure analysis

Years of Experience:
3+ years of experience in battery testing and development

Degrees/Certifications Required:
Bachelor's degree in Electrical Engineering, Mechanical Engineering, or related field

Diverse Lynx LLC is an Equal Employment Opportunity employer. All qualified applicants will receive due consideration for employment without any discrimination. All applicants will be evaluated solely on the basis of their ability, competence and their proven capability to perform the functions outlined in the corresponding role. We promote and support a diverse workforce across all levels in the company.

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