Senior Maintenance Technician - Electrical, PLC & CNC Expert

Old-Castle-Building-Envelop; Los Angeles (CA); On-site; USD 54,000 - 58,000; Full time

Benefits offered by this job

Industry benefits

PTO and holidays

Raise and bonuses

Training opportunities

Job summary

Old-Castle-Building-Envelop (OBE) in Los Angeles is seeking a Maintenance Technician to join our team. You will perform maintenance on production machinery, diagnose issues, and work safely in a fast paced manufacturing environment.

The role emphasizes teamwork and independent work, with training and career growth opportunities. PLC and electrical troubleshooting, reading diagrams, and wiring control panels are daily responsibilities.

Qualifications

• Able to wire motors, motor starters, relays, and other electrical equipment, including Variable Frequency Drives, with little or no assistance.
• Strong low‑voltage electrical cabinet experience (24V, 110V) and understanding of 480V three‑phase.
• Able to troubleshoot most problems using electrical prints.
• Strong mechanical aptitude with experience in pneumatics (hydraulics a plus).
• CNC knowledge beyond basic operation—understanding machine function and downstream impact.
• PLC troubleshooting experience (Allen‑Bradley, Siemens, or similar).
• Spanish fluency is a plus.

Responsibilities

• Perform maintenance on assigned production machinery, including analyzing and diagnosing issues.
• Troubleshoot electrical, mechanical, pneumatic, and CNC equipment.
• Turn in problems with equipment that needs repair on PMs.
• Help others with problems when needed.
• Read and interpret electrical prints and wiring diagrams.
• Troubleshoot PLC faults (OEM‑locked systems; programming not required).
• Perform point‑to‑point wiring when needed.
• Work safely in a non‑climate‑controlled environment (temperatures may exceed 100°F).
• Train on day shift for onboarding before moving to swing shift if applicable.

Skills

Wiring motors

Low-voltage cabinet

Troubleshooting prints

Pneumatics

CNC knowledge

PLC troubleshooting

Spanish a plus

Job description

Old-Castle-Building-Envelop (OBE) in Los Angeles is seeking a Maintenance Technician to join our team. You will perform maintenance on production machinery, diagnose issues, and work safely in a fast paced manufacturing environment.

The role emphasizes teamwork and independent work, with training and career growth opportunities. PLC and electrical troubleshooting, reading diagrams, and wiring control panels are daily responsibilities.