Maintenance Technician - 12-Hour Shift, Injection Molding

Schaefer Plastics North America, LLC.; Lodi (CA); On-site; USD 52,000 - 76,000; Full time

Job summary

Schaefer Plastics North America, LLC, a family-owned global injection molding manufacturer, seeks a Maintenance Technician to troubleshoot, repair, and maintain injection molding machines and facility systems. The role emphasizes mechanical and technical ability across electrical, hydraulic, robotics, automation, and CMMS-driven maintenance.

Qualifications include a high school diploma, 1–2 years of maintenance experience (plastics/manufacturing a plus), and proficiency with CMMS and MS Office.

Qualifications

• Strong mechanical troubleshooting ability.
• Proficiency with CMMS and closing work orders.
• Ability to diagnose and repair mechanical, electrical, hydraulic, pneumatic, and robotic systems.
• Experience or aptitude with electrical systems, hydraulics, robotics, automation, and computerized maintenance systems.
• Basic computer skills including Microsoft Office and CMMS.
• Ability to read and interpret operating instructions, maintenance manuals, diagrams and technical documents.

Responsibilities

• Troubleshoot and repair injection molding machines, auxiliary equipment, and related systems.
• Perform preventive maintenance according to established schedules.
• Complete assigned work orders using a computerized preventive maintenance system.
• Assist with mold changes on injection molding machines.
• Operate shop equipment, including milling machines, band saws, drill presses, lathes, welders, concrete drills, torches, electrical testers, and other maintenance tools.
• Use a variety of powered and non-powered hand tools.
• Operate overhead cranes in accordance with OSHA and company safety requirements.
• Monitor and maintain facility services, including water, compressed air, and electrical supply.
• Identify and communicate the need for spare or replacement parts.
• Follow all safety rules and procedures, including lockout/tagout, fall protection, PPE, and other company safety standards.
• Support housekeeping, equipment reliability, and continuous improvement efforts throughout the facility.
• Perform additional duties as assigned based on business needs.

Skills

Mechanical troubleshooting

CMMS usage

Electrical system aptitude

Hydraulic and pneumatic systems

Robotic systems awareness

Microsoft Office

Education

High school diploma or equivalent

Tools

CMMS

Microsoft Office

Job description

Schaefer Plastics North America, LLC, a family-owned global injection molding manufacturer, seeks a Maintenance Technician to troubleshoot, repair, and maintain injection molding machines and facility systems. The role emphasizes mechanical and technical ability across electrical, hydraulic, robotics, automation, and CMMS-driven maintenance.

Qualifications include a high school diploma, 1–2 years of maintenance experience (plastics/manufacturing a plus), and proficiency with CMMS and MS Office.