CNC Machine Repair Technician

Department: Manufacturing / Maintenance
Reports To: Maintenance Supervisor / Plant Manager
Employment Type: Full-Time

Job Description:

We are seeking an experienced CNC Machine Maintenance Technician to keep our client's precision manufacturing equipment running at peak performance. This role is critical to minimizing downtime and ensuring consistent production quality across a shop floor of CNC lathes, mills, machining centers, and related equipment. The ideal candidate combines strong mechanical and electrical troubleshooting skills with hands-on experience maintaining CNC and automated manufacturing equipment.

Key Responsibilities:

• Perform preventive, predictive, and corrective maintenance on CNC machine tools, including CNC lathes, vertical and horizontal machining centers, Swiss-type screw machines, multi-axis mills, CNC grinders, and EDM equipment
• Diagnose and repair mechanical, electrical, hydraulic, and pneumatic faults on CNC equipment, servo motors, spindles, ball screws, linear guides, and way covers
• Troubleshoot CNC controls (Fanuc, Siemens, Haas, Mazak, Okuma, or similar) and PLC-based systems to identify root causes of downtime
• Perform spindle alignment, backlash adjustment, and geometric accuracy checks to maintain machine tolerances
• Maintain and repair ancillary equipment such as coolant systems, chip conveyors, bar feeders, robotic loaders, and CMM equipment as needed
• Read and interpret electrical schematics, hydraulic/pneumatic diagrams, and OEM service manuals
• Maintain accurate maintenance logs, work orders, and parts/inventory records using a CMMS (computerized maintenance management system)
• Coordinate with machinists, CNC programmers, and quality inspectors to minimize production disruptions during repairs
• Support installation, rigging, and commissioning of new CNC machines and equipment
• Order and manage spare parts inventory for critical machine components
• Follow all safety procedures including lockout/tagout (LOTO) and machine guarding protocols
• Participate in root cause analysis and continuous improvement initiatives to reduce recurring failures

Qualifications:

• High school diploma or equivalent required; Associate's degree or technical certification in Industrial Maintenance, Mechatronics, Electromechanical Technology, or related field preferred
• 3+ years of hands-on experience maintaining CNC machine tools in a precision manufacturing environment
• Strong working knowledge of CNC controls (Fanuc, Siemens, Haas, etc.) and servo drive systems
• Proficiency diagnosing electrical, hydraulic, and pneumatic systems
• Experience with mechanical alignment, bearing/ball screw replacement, and spindle rebuilds a plus
• Ability to read blueprints, wiring diagrams, and technical manuals
• Basic PLC troubleshooting experience preferred
• Strong problem-solving skills and ability to work independently under time pressure
• Willingness to respond to off-shift or emergency maintenance calls as needed
• Forklift and rigging experience a plus

Physical Requirements:

• Ability to lift up to 50 lbs, work in confined spaces, and stand/kneel for extended periods
• Comfortable working around industrial machinery, electrical panels, and elevated platforms

Benefits:

• Health/dental/vision, 401(k), PTO, etc.
• Opportunity to work with state-of-the-art CNC equipment in a growing precision manufacturing environment