Senior Maintenance Tech: Hydraulic Press & PLC Expert

Ingersoll Rand; Berwyn (IL); On-site; USD 55,000 - 62,000; Full time

Benefits offered by this job

Health care options

Dental and vision coverage

401(k) plan

Paid time off

Employee stock grant

Job summary

Ingersoll Rand in Chicago, IL is seeking a Senior Maintenance Technician to lead and perform mechanical, electrical, thermal, and fluid power maintenance on advanced rubber molding equipment. You will minimize downtime, diagnose complex failures, and mentor junior technicians in a fast-paced plant environment.

The role requires experience with high-pressure hydraulic presses, steam or electric heating platens, automated controls, and heavy industrial machinery.

Qualifications

• Minimum of 5 years of industrial plant maintenance experience.
• Minimum of 2 years of maintenance experience in rubber molding, plastic injection molding, or heavy industrial manufacturing.
• Technical trade school degree or formal mechanical/electrical apprenticeship preferred.
• Intermediate Microsoft Word and Excel skills.
• Experience troubleshooting Allen-Bradley and Siemens PLCs.
• Ability to read hydraulic schematics, electrical diagrams, mechanical drawings, and pneumatic layouts.
• Verified Lockout/Tagout (LOTO) training.
• Forklift, aerial lift, and overhead crane certifications preferred.
• Proficiency with digital multimeters, insulation testers, hydraulic pressure gauges, micrometers, welding, and heavy rigging tools.

Responsibilities

• Troubleshoot, overhaul, and repair multi-stage high-pressure hydraulic molding presses, accumulators, cylinders, valves, and pumps.
• Diagnose inputs/outputs, VFDs, sensors, relays, and PLC systems up to 480V.
• Read, interpret, and troubleshoot PLC ladder logic.
• Inspect, maintain, and repair boilers, heating platens, controllers, hot oil units, and cooling circuits.
• Lead major machinery overhauls, including bearings, gearboxes, drive shafts, and transport mechanisms.
• Safely perform heavy rigging to relocate or realign presses and equipment.
• Execute, document, and optimize preventive and predictive maintenance using CMMS.
• Audit parts inventory and maintain maintenance records.
• Lead emergency troubleshooting during production breakdowns.
• Assign daily work orders, monitor progress, and mentor junior technicians.
• Adhere to LOTO, NFPA 70E, OSHA, and company safety procedures.
• Maintain a clean, organized, and safe work environment.
• Perform additional duties as assigned.

Skills

Mechanical troubleshooting

Electrical troubleshooting

PLC troubleshooting

Leadership

Documentation

Education

Technical trade school or apprenticeship

Tools

Allen-Bradley PLCs

Siemens PLCs

Digital multimeters

Hydraulic testing equipment

Welding equipment

Job description

Ingersoll Rand in Chicago, IL is seeking a Senior Maintenance Technician to lead and perform mechanical, electrical, thermal, and fluid power maintenance on advanced rubber molding equipment. You will minimize downtime, diagnose complex failures, and mentor junior technicians in a fast-paced plant environment.

The role requires experience with high-pressure hydraulic presses, steam or electric heating platens, automated controls, and heavy industrial machinery.