Posted August 21, 2026
Machine Maintenance Tech
HR Direct Services
Ontario, CA, US
Full Time
36USD - 39USD per hour
Job Description
Job Description
Key Responsibilities
CNC Equipment Maintenance & Repair
- Troubleshoot, repair, and maintain CNC mills, lathes, and 3-, 4-, and 5-axis machining centers.
- Diagnose and repair mechanical, electrical, hydraulic, pneumatic, spindle, servo, drive, turret, alignment, and calibration issues.
- Perform preventive maintenance to maximize machine uptime, reliability, and production efficiency.
- Assist with machine installations, relocations, rebuilds, and upgrades.
Facility & Equipment Support
- Maintain and repair facility systems, including electrical controls, motor starters, panel wiring, plumbing, compressed air systems, pumps, conveyors, cranes, and material handling equipment.
- Safely operate forklifts, boom lifts, and scissor lifts to support maintenance and equipment moves.
- Support continuous improvement initiatives through equipment optimization and process enhancements.
Troubleshooting & Continuous Improvement
- Investigate recurring equipment failures and identify root causes.
- Implement corrective actions to improve reliability and reduce downtime.
- Collaborate with Production, Engineering, and Quality teams to improve equipment performance and operational efficiency.
Safety & Compliance
- Adhere to all safety policies and procedures, including Lockout/Tagout (LOTO), machine guarding, and fall protection requirements.
- Maintain a clean, organized, and safe work environment.
- Participate in safety training and promote a culture of workplace safety.
Qualifications
Required
- 5 to 7 years of maintenance experience in a manufacturing, aerospace, defense, or machine shop environment.
- Strong experience maintaining and repairing CNC mills and lathes.
- Hands-on knowledge of electrical, mechanical, hydraulic, and pneumatic systems.
- Ability to independently diagnose and resolve complex equipment issues.
- Experience reading technical drawings, schematics, and maintenance documentation.
- Ability to work overtime, weekends, and respond to emergency maintenance needs when required.
Preferred
- Experience working with Mitsubishi, Mori Seiki, Okuma, or similar CNC equipment.
- Technical certification or Associate Degree in Electronics, Industrial Maintenance, Mechatronics, or a related field.
- Forklift and aerial lift certifications.
Physical Requirements
- Ability to stand, walk, bend, and work throughout the shift.
- Ability to lift up to 50 pounds.
- Comfortable working at heights using aerial lifts and platforms.
- Strong mechanical aptitude and manual dexterity.
