Maintenance Tech Level II

Job Title: Maintenance Technician II (CNC Mechanic)
Location: Ontario, CA 91761
Job Type: Full-Time | Temp-to-Hire
FLSA Status: Non-Exempt

Training Period: 5:00 AM – 1:30 PM (for the first few months)
Permanent Shift: Swing Shift — 4:30 PM – 1:00 AM

Important: This role will permanently transition to the swing shift. Candidates must be fully comfortable working the swing schedule long-term.

Pay

Agency Period: $30.00 – $34.00 per hour
Upon Conversion: Salary Revision (Pay Increase)
Shift Differential: 10% for all swing shift hours

About the Role

We are seeking a skilled Maintenance Technician II (Electromechanical) to support CNC production equipment and facility systems in a high-precision manufacturing environment. This role focuses on advanced troubleshooting, preventive maintenance, equipment optimization, and cross-functional support to maintain high equipment uptime and safety standards.

Key Responsibilities

CNC & Production Equipment

• Maintain, troubleshoot, inspect, and repair CNC mills and lathes (3- to 5-axis machines such as Mitsubishi, Mori-Seiki, Okuma).
• Diagnose and repair mechanical, hydraulic, pneumatic, servo/drive, spindle, turret, and alignment issues.
• Perform and help lead preventive maintenance programs including lubrication, leveling, and spindle run-out checks.
• Assist with machine installations, relocations, rebuilds, and upgrades alongside engineering and production teams.

Facility & Electromechanical Systems

• Maintain and repair facility systems including electrical wiring, PLC inputs/outputs, motor starters, panel wiring, plumbing, cranes, pumps, compressed air systems, and conveyors.
• Safely operate forklifts, boom lifts, and scissor lifts to support equipment moves and rigging.
• Support machine health monitoring and equipment capability improvements.

Continuous Improvement & Safety

• Lead root-cause analysis for recurring equipment issues and implement corrective actions.
• Partner with production, quality, and engineering teams on process improvements and cost reduction initiatives.
• Enforce lockout/tagout, machine guarding, fall protection, and aerial lift safety.
• Maintain organized work areas and accurate spare parts inventory.
• Mentor junior maintenance technicians as needed.

Qualifications

Experience

• 5–7 years of hands-on maintenance experience in aerospace, defense, or machine shop environments.
• Strong background supporting CNC mills and lathes.
• 5 years of electrical and mechanical troubleshooting experience.
• Proven ability to independently diagnose complex equipment failures.

Technical Knowledge

• CNC diagnostics and repair (mechanical and electrical).
• Working knowledge of facility systems (electrical, plumbing, cranes, pumps, compressed air).
• Forklift and aerial lift experience or willingness to become certified.

Education

• High School Diploma or GED required.
• Technical certificate or AA in Electronics/CNC repair preferred.

Requirements

• Pre-employment drug test required.
• Background check required prior to start.
• Must be able to work overtime, weekends, and emergency call-ins as needed.
• Must be willing to permanently work swing shift.

Physical Requirements

• Ability to stand for extended periods.
• Frequent bending, stooping, and reaching.
• Ability to lift up to 50 lbs.
• Ability to work at heights using lifts.
• Must be able to work safely in a production environment with required PPE.