Mechatronics Maintenance Technician: Automation & PLC Expert

Justrite Manufacturing Co LLC; Mattoon (IL); On-site; USD 55,000 - 75,000; Full time

Benefits offered by this job

Competitive salary

401K with company match

Paid time off

Job summary

Justrite Safety Group is seeking a Mechatronics Maintenance Technician to maintain and repair automated production equipment in a highly automated facility in Illinois. The role focuses on PLCs, robotics, conveyors, sensors, and pneumatic/hydraulic systems to minimize downtime and ensure peak performance.

As part of the Operations team, you will perform preventive maintenance, diagnose complex mechatronic issues, and collaborate with production to optimize efficiency.

Qualifications

• High School Diploma or GED required; Associate degree or equivalent in Mechatronics, Electrical Engineering, or related field preferred.
• Strong understanding of PLC programming and troubleshooting (Siemens, Allen‑Bradley, or similar systems).
• Hands‑on experience with robotic systems, automated conveyors, sensors, actuators, and hydraulic/pneumatic systems.
• Working knowledge of industrial control systems, including HMI and SCADA.
• Familiarity with precision instruments such as calipers, micrometers, multimeters, and oscilloscopes.

Responsibilities

• Locate sources of problems by observing mechanical devices in operation; listening for problems; using precision measuring and testing instruments.
• Diagnose and troubleshoot mechatronic systems, including electrical circuits, PLCs, motors, sensors, and mechanical components, by following engineering diagrams, manufacturer instructions, and control schematics.
• Perform preventive maintenance on electrical and mechanical systems, including robotic arms, automated conveyors, and hydraulic/pneumatic systems.
• Repair or replace defective components in automation systems, utilizing hand tools, power tools, precision measuring equipment, and advanced diagnostics.
• Conduct system tests using mechatronic testing instruments to ensure equipment is functioning optimally and meets required specifications.
• Maintain system efficiency by implementing control adjustments, calibrating equipment, and making program modifications to PLCs and other automated controls.
• Collaborate with production teams to minimize downtime through real‑time troubleshooting and root cause analysis.
• Manage parts and supplies inventory by ensuring proper stock levels of mechatronic components, placing orders, and expediting replacements as needed.
• Maintain comprehensive records of maintenance activities, system performance, and repair histories for predictive maintenance and reporting.
• Stay updated on new technologies by attending relevant training sessions, reading technical publications, and networking with industry professionals.

Skills

PLC programming

Robotics systems

Conveyors

Sensors

Electrical circuits

Troubleshooting

Education

High School Diploma or GED

Associate degree in Mechatronics or related field

Tools

Siemens PLC

Allen-Bradley PLC

HMI/SCADA

Oscilloscopes

Multimeters

Welding

Job description

Justrite Safety Group is seeking a Mechatronics Maintenance Technician to maintain and repair automated production equipment in a highly automated facility in Illinois. The role focuses on PLCs, robotics, conveyors, sensors, and pneumatic/hydraulic systems to minimize downtime and ensure peak performance.

As part of the Operations team, you will perform preventive maintenance, diagnose complex mechatronic issues, and collaborate with production to optimize efficiency.