Technician III, Maintenance

Job Description

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 Title: Maintenance Technician III

Location: Queen Creek, AZ

 

Position Summary

The Equipment Maintenance Technician III is a senior-level technical professional responsible for troubleshooting, maintaining, repairing, and optimizing highly automated manufacturing equipment and facility support systems. This position serves as a subject matter expert (SME) for complex equipment issues, supports continuous improvement initiatives, mentors junior technicians, and helps maximize equipment reliability, safety, quality, and production performance.

The Equipment Maintenance Technician III plays a critical role in maintaining production equipment used in electrode processing.

Primary Responsibilities

• Perform advanced diagnostics, troubleshooting, repair, and preventive maintenance on automated manufacturing equipment.
• Troubleshoot electrical, mechanical, pneumatic, hydraulic, servo, motion control, robotics, and PLC-controlled systems.
• Diagnose root causes of equipment failures and implement corrective actions to minimize downtime.
• Respond to equipment breakdowns and provide technical support during production operations.
• Analyze equipment performance trends and recommend reliability improvements.
• Execute predictive maintenance activities utilizing condition monitoring tools and techniques.
• Lead equipment reliability improvement projects to increase uptime, throughput, and Overall Equipment Effectiveness (OEE).
• Support implementation of TPM (Total Productive Maintenance) initiatives.
• Participate in root cause analysis activities
• Recommend equipment modifications and process improvements to enhance performance and maintainability.
• Support installation, commissioning, qualification, and startup of new manufacturing equipment.
• Serve as a technical resource and mentor for Equipment Maintenance Technician I and II personnel.
• Provide hands-on training and coaching on troubleshooting methodologies and maintenance best practices.
• Assist in development and revision of maintenance procedures, PM schedules, and technical documentation.
• Support cross-functional teams including Production, Engineering, Quality, Facilities, and EHS.
• Follow all company safety procedures and environmental regulations.
• Maintain accurate maintenance records within CMMS systems.
• Document maintenance activities, repairs, spare parts usage, and downtime events.
• Update equipment history records and maintenance logs.
• Support development of spare parts inventories and critical equipment strategies.
• Provide detailed shift turnover communications and technical reports.

 

Qualifications

• Associate degree in Industrial Maintenance, Mechatronics, Electrical Technology, Automation Technology, or related technical field; or equivalent military/industrial experience.
• 15+ years of industrial maintenance experience in a highly automated manufacturing environment.
• Advanced troubleshooting experience with electrical, mechanical, and automation systems.
• Experience interpreting:
  • Electrical schematics
  • Mechanical drawings
  • Pneumatic diagrams
  • Hydraulic schematics
• Ability to work shift work, weekends, holidays, and overtime as required.

 

Preferred Qualifications

• Experience in lithium-ion battery, semiconductor, automotive, chemical processing, or advanced manufacturing industries.
• Experience with PLC troubleshooting and diagnostics with Mitsubishi PLC, a plus
• Experience with industrial robotics systems.
• Knowledge of SCADA, HMI, servo drives, VFDs, vision systems, and automated material handling equipment.
• Familiarity with CMMS software systems.
• Lean Manufacturing, Six Sigma, TPM, or Reliability certifications.

 

Skills

• Advanced troubleshooting and root cause analysis skills.
• Strong understanding of industrial automation and control systems.
• Ability to read and interpret complex technical documentation.
• Strong leadership and mentoring capabilities.
• Effective verbal and written communication skills.
• Ability to manage multiple priorities in a fast-paced manufacturing environment.
• Strong commitment to safety, quality, and operational excellence.

 

Physical Requirements

• Frequently stand, walk, bend, climb ladders, and work in manufacturing environments.
• Lift and carry up to 50 pounds.
• Work in cleanroom, dry room, and industrial manufacturing settings.
• Use hand tools, power tools, and precision measurement instruments.
• Wear required personal protective equipment (PPE).

 

Why should you work here?

1. Growth - You are a self-driven individual who seeks and captures the opportunities for growth we offer by acquiring and solving tasks.

2. Challenge - You reach beyond expectations and strive for innovative methods beyond the traditional.

3. Action - You are driven, take initiative, can execute decisions with agility and fulfill tasks to completion. 

4. 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.

 

Recruitment Fraud Alert Notice

We have recently become aware of fraudulent recruiting activities in which individuals falsely claiming to represent LG Energy Solution Arizona, Inc. contact job seekers, advertise fictitious employment opportunities, request personal information, or seek payment in connection with an application or job offer.

LG Energy Solution Arizona, Inc. will never request payment, fees, gift cards, banking transfers, or purchases from candidates at any stage of the recruitment process. We also do not request sensitive personal information, such as a Social Security number or date of birth, during the initial application or interview process. Certain information may be required only after a legitimate offer has been accepted and as part of the formal onboarding, payroll, background-screening, or employment-verification process.

Authorized LG Energy Solution Arizona, Inc. representatives conducting recruiting business by email will use an official "@lgensol.com" email address. Candidates should be cautious of communications originating from personal email accounts or requests to communicate exclusively through platforms such as Gmail, Yahoo, Outlook/Live.com, WhatsApp, Telegram, Signal, Discord, or iMessage.

If you receive a suspicious communication or believe someone is fraudulently representing LG Energy Solution Arizona, Inc., do not respond or provide personal information, send money, or click any links or attachments.

We take recruitment fraud seriously and encourage all candidates to remain vigilant. Our goal is to help protect job seekers from fraudulent activity and identity theft.