Maintenance Technician III – Mechanical, Facilities, & CNC/Controls

Description

Immediate permanent Maintenance Technician III opportunity for a growing manufacturing plant located in Crystal Lake, Illinois. This senior-level position is responsible for advanced troubleshooting, repair, and preventive maintenance of production equipment, CNC/industrial controls, and facility infrastructure. The role combines hands-on technical expertise with leadership responsibilities to ensure maximum equipment uptime, safety, and operational efficiency.

Job Responsibilities

• Diagnose and repair complex mechanical systems, including gearboxes, pumps, conveyors, presses, cranes/hoists, and precision components.
• Overhaul hydraulic and pneumatic systems; fabricate/machine repair parts as required.
• Perform preventive maintenance on forklifts, vehicles, and other plant equipment.
• Troubleshoot, repair, and calibrate CNC machines (Fanuc, Siemens, Haas, Okuma, Mazak, Mitsubishi, etc.).
• Resolve electrical/control issues involving drives, servo motors, encoders, amplifiers, relays, and I/O modules.
• Backup, restore, and adjust machine parameters; assist with CNC program edits.
• Maintain and repair facility systems, including HVAC, lighting, plumbing, electrical panels, and compressed air.
• Perform building and seasonal maintenance, including roof inspections and snow removal coordination.
• Follow Lockout/Tagout (LOTO) procedures; comply with OSHA, NFPA, NEC, and company standards.
• Maintain safety devices and participate in safety initiatives and audits.
• Mentor junior technicians in CNC, PLC, and mechanical troubleshooting.
• Support additional projects across departments when needed.
  
  

Requirements

• High school diploma or equivalent required; technical/trade school preferred.
• 8 years of industrial maintenance experience, including:
• 3 years with CNC machinery and controls (required).
• 5 years mechanical repair/troubleshooting (required).
• Proven facility maintenance background.
• Expertise in mechanical systems, hydraulics, pneumatics, and machining.
• Advanced CNC controls and PLC troubleshooting skills.
• Ability to read and interpret schematics, blueprints, and wiring diagrams.
• Proficient with diagnostic tools (multimeter, oscilloscope, laser alignment, vibration analyzer).
• Must have a valid driver’s license with a clean record.
• Ability to stand, kneel, and bend for extended periods and lift up to 50 lbs.
• Comfortable working in confined spaces, at heights, and in varying temperatures.
• Strong problem-solving and leadership abilities with excellent communication skills.
• Willingness to work rotating shifts (every two weeks), weekend duty (every third week), and overtime as business needs dictate.
  

Pay: $34.00 to $38.00 hourly. The range provided is a guideline and not a guarantee of compensation. Offer decisions are based on factors including a candidate’s experience, qualifications, geography, and internal equity.

Benefits: This position includes an annual profit-sharing incentive bonus payment. Our benefit programs provide choice and flexibility to meet the needs of you and your family. Benefits include health and well-being coverage, financial planning tools, career development opportunities, paid time off (PTO), and more.