Ingersoll Rand

Overview

Ingersoll Rand is seeking a Senior Maintenance Technician to perform high-level mechanical, electrical, thermal, and fluid power maintenance on specialized production equipment in a rubber molding manufacturing facility in Chicago, IL. The role emphasizes minimizing machine downtime, diagnosing complex system failures, and mentoring junior technicians while adhering to strict safety standards.

Responsibilities

• Troubleshoot, overhaul, and repair multi-stage high-pressure hydraulic molding presses, accumulators, cylinders, directional valves, and proportional pumps.
• Diagnose automated machinery inputs/outputs, variable frequency drives (VFDs), industrial sensors, relays, and PLC-controlled systems up to 480V.
• Read, interpret, and troubleshoot PLC ladder logic.
• Inspect, maintain, and repair steam boiler lines, electric heating platens, temperature controllers, hot oil heating units, and cooling water tower circuits.
• Lead major machinery overhauls, including replacing large bearings, gearboxes, drive shafts, and automated transport mechanisms.
• Safely execute heavy rigging to relocate or realign molding presses and equipment.
• Execute, document, and optimize preventive and predictive maintenance programs using a Computerized Maintenance Management System (CMMS).
• Audit parts inventory and maintain accurate maintenance records.
• Lead emergency troubleshooting during active production breakdowns.
• Assign daily work orders, monitor progress, and mentor junior maintenance technicians.
• Adhere to Lockout/Tagout (LOTO), NFPA 70E, OSHA, and all company safety procedures.
• Maintain a clean, organized, and safe work environment.
• Perform additional duties as assigned.

Requirements

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

Benefits

• Health Insurance
• Dental
• Vision
• 401k
• PTO

Additional Information

• This position will be based at our Chicago, IL facility with no anticipated travel.
• This is a fully site-based position.
• Shift: Day Shift, 4:00 a.m.–12:30 p.m.
• Full-Time, Direct Hire