Sr. Engineer, Assembly Process

LG Energy Solution Arizona; Queen Creek (AZ); On-site; USD 100,000 - 140,000; Full time

Job summary

LG Energy Solution Arizona, Inc. in Queen Creek, AZ seeks a Sr. Process Engineer to optimize sustainable cell process technology on the battery assembly line.

You will set process parameters, lead DOE experiments, and drive defect reduction through PFMEA, CPs, and process capability improvements. You will partner with quality, equipment, and production teams to improve OEE, yield, and SOPs, while ensuring safety and regulatory compliance.

Qualifications

• Bachelor’s degree in engineering or related field; relevant experience.
• 7+ years in a tech/manufacturing setting with process tech focus.
• Battery-related work or laser welding is preferred but not required.

Responsibilities

• Set process parameters and improve defects on the battery assembly line.
• Optimize assembly processes via data-driven experiments and DOE.
• Create PFMEA, PFD, and CP documentation and updates.
• Develop new model introduction and verify 4M changes.
• Test new cell processes and equipment; support audits and root cause actions.

Skills

Process optimization

DOE

PFMEA

OEE analysis

Data-driven decision making

Statistical tools

Education

Bachelor's degree in engineering

Job description

We awaken the world with energy. LG Energy Solution is the global leader in lithium-ion battery technology for electric vehicles and energy storage solutions. Located in Queen Creek, Arizona, LG Energy Solution Arizona, Inc. is LG Group's first cylindrical battery manufacturer in North America, leading the widespread distribution of electric vehicles with the most advanced battery technology in the world.

Join us as we inspire our talent with growth, challenge, action and collaboration to Empower Every Possibility!

Job Summary:

The Sr. Process Engineer will participate in the optimization of sustainable cell process technology. They will exhibit a high level of technical knowledge of the manufacturing process and equipment while ensuring quality & process down (PD) improvement through recipe setting, specification alignment, process capability management and defect improvement.

Responsibilities:

• Perform process parameter setting and defect improvement work for the battery assembly line.
• Conduct assembly parameter optimization through data-driven experimentation and design of experiments (DOE) execution.
• Establishment and revision of process failure mode and effects analysis (PFMEA), process flow diagrams (PFD), and control plans (CP).
• Development of new model introduction and 4M change verification.
• Testing and evaluation of new cell processes and equipment.
• Conducting internal and customer audits that support timely response to internal and external quality issues, including root cause analysis and corrective action implementation.
• Partner cross-functionally with quality, equipment and production teams to troubleshoot and resolve yield and quality issues in a timely and structured manner.
• Analyze and improve overall equipment effectiveness (OEE) and yield of assigned process and production department.
• Improve production processes by creating various standard operating procedures (SOPs) and train operators to ensure understanding and correct implementation.
• Analysis of cell defect data including process and inspection data to monitor process stability and cell quality.
• Create data visualizations and technical presentations to communicate findings on non-conformance items, drive corrective actions and support decision making across engineering and leadership teams.
• Compliance with health/safety/environmental/fire regulations.
• Perform other duties as assigned.

Qualifications:

Bachelor’s degree in engineering or related field, or equivalent, relevant experience.

7+ years of work experience in a technological or manufacturing field with preference for experience with process technology.

Experience in battery-related work or laser welding is preferred but not required.

Strong grasp of statistical and data analysis to identify trends, abnormal behavior, and early indications of cell failure.

Understanding of quality systems such as Six Sigma, DOE, and statistical tools.

Skills:

• Strong written and verbal communication.
• Strong attention to detail.
• Organizational and multitasking abilities.

Why should you work here?

• Growth - You are a self-driven individual who seeks and captures the opportunities for growth we offer by acquiring and solving tasks.
• Challenge - You reach beyond expectations and strive for innovative methods beyond the traditional.
• Action - You are driven, take initiative, can execute decisions with agility and fulfill tasks to completion.
• Collaboration - You are enthusiastic about teamwork while respecting the different backgrounds and experience of colleagues.

EEO Statement LG Energy Solution Arizona, Inc. is an Equal Employment Opportunity Employer.

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