Industrial Maintenance Technician – Night Shift, PLC & Hydraulics

Flex; Buffalo Grove (IL); On-site; USD 70,000 - 95,000; Full time

Job summary

Flex is seeking an Equipment Maintenance Technician based in Buffalo Grove, IL. You will report to the Equipment Maintenance Manager and work night shift 10:00 p.m. – 6:30 a.m.

Sun-Thurs, performing advanced troubleshooting and repair across mechanical, electrical, hydraulic, and pneumatic systems. You will read schematics, diagnose PLC-controlled equipment, and coordinate with OEMs for specialized repairs.

Qualifications

• Associate degree in a technical field or equivalent experience.
• 7+ years of industrial maintenance experience in manufacturing.
• Strong electrical troubleshooting using diagnostic tools and schematics.
• Experience with PLC-controlled equipment and automation systems.
• Injection molding knowledge is a plus.

Responsibilities

• Perform advanced troubleshooting and repair of mechanical, electrical, hydraulic, and pneumatic systems.
• Use diagnostic tools (DMMs, clamp meters) to identify and resolve issues.
• Read electrical schematics, wiring diagrams, and drawings.
• Diagnose and repair PLC-controlled equipment and related automation.
• Maintain and repair hydraulic and pneumatic systems including pumps, valves, and actuators.
• Apply systematic troubleshooting to identify root causes and reduce downtime.
• Perform preventive, predictive, and corrective maintenance on production equipment.
• Document repairs and findings; support work orders.
• Coordinate with OEMs for specialized repairs.
• Support installations, upgrades, commissioning, and continuous improvement.
• Ensure maintenance activities comply with safety (LOTO) and policies.

Skills

Electrical troubleshooting

Mechanical troubleshooting

Hydraulic & pneumatic systems

Reading schematics

Independent work

Safety compliance

Injection molding knowledge

Education

Associate degree in a technical field

Tools

PLC-controlled equipment

Industrial controls

Digital multimeters

Clamp meters

Job description

Flex is seeking an Equipment Maintenance Technician based in Buffalo Grove, IL. You will report to the Equipment Maintenance Manager and work night shift 10:00 p.m. – 6:30 a.m.

Sun-Thurs, performing advanced troubleshooting and repair across mechanical, electrical, hydraulic, and pneumatic systems. You will read schematics, diagnose PLC-controlled equipment, and coordinate with OEMs for specialized repairs.