Sr. Battery Test Engineer, Cell Engineering

Job Description

The Battery Test Engineer will be responsible for executing and improving battery cell-level testing processes, analyzing test data, and ensuring the performance, reliability, and safety of advanced battery technologies.

Requirements

• Master’s Degree in Electrical Engineering, Mechanical Engineering, Chemical Engineering or equivalent experience
• Strong interest in battery testing, lab equipment automation, and improving operational efficiency
• Excellent problem-solving skills, especially in hardware-software troubleshooting
• Strong written and verbal communication skills; able to work independently and in cross-functional teams
• Strong programming experience in Python, especially for scripting, hardware communication, and automation tasks
• Familiarity with hardware protocols such as serial, Modbus, TCP/IP, or SCPI
• Experience working with or supporting robotic systems in a lab or production environment (maintenance, not development)
• Solid understanding of SQL or other databases for test data management

Responsibilities

• Support daily lab operations, including equipment status tracking, test scheduling, and operational logging
• Work with data engineering teams to ensure proper integration of lab systems with databases and internal platforms
• Partner with test requestors and equipment team to streamline and automate test procedures
• Troubleshoot issues related to lab equipment communication, control scripts, or system behavior, and work with relevant teams for resolution
• Collaborate with the design and hardware teams to assist in maintaining and troubleshooting robotic systems used in lab workflows
• Maintain documentation for all tools, procedures, and troubleshooting guidelines
• Develop automation scripts and small UI tools to control and monitor lab equipment including cyclers, ovens, chambers, and chillers
• Create tools for automated test execution, data monitoring, and test report generation

Benefits

• Employees at Tesla are often offered day-one coverage with multiple medical options (some at $0 paycheck cost), dental/vision, company HSA contributions, a 401(k) match, and equity programs. Most roles also include paid time off and holidays, family-building support, employee assistance, commuter and childcare benefits, and access to discounts and wellness programs.