Maintenance Engineer Job at Harbinger Motors (Garden Grove)

Job Description

We are seeking a highly skilled and hands-on Maintenance Engineer with strong expertise in automation, PLCs, electrical controls, mechanical systems, and high-volume production environments. The ideal candidate will ensure equipment reliability, performance, and uptime while driving continuous improvement across automated systems. This role requires advanced troubleshooting ability, strong engineering fundamentals, and excellent communication skills to support fast-paced production demands.

Job Responsibility

Perform advanced troubleshooting of automated manufacturing equipment, including PLC-based controls (Siemens & Allen-Bradley), HMI systems, electrical panels, vision systems, drives, robotics, pneumatics, and mechanical systems
Diagnose and resolve issues in industrial networks such as Ethernet/IP, Profinet, Modbus, control Ethernet, switches, and distributed I/O
Lead root cause analysis (RCA) of chronic equipment issues using 5 Whys, Ishikawa, Pareto, and structured problem-solving tools
Implement corrective and preventive actions to increase reliability and reduce unplanned downtime
Monitor and improve key maintenance metrics including: MTTR (Mean Time to Repair), MTBF (Mean Time Between Failures), Downtime analysis and reduction, OEE (Overall Equipment Effectiveness)
Develop, optimize, and execute preventive and corrective maintenance plans for automated systems
Use the CMMS to manage work orders, track failure history, assign tasks, and document activities
Create detailed Work Instructions for technicians covering part replacements, calibrations, alignments, and troubleshooting tasks
Manage and track spare parts inventory and budget, including lead times and critical spare identification
Support installation, integration, and startup of new production equipment including FAT/SAT, equipment commissioning, and multi-ton crane lifts
Design, modify, and validate electrical control systems (low and high voltage), motor wiring, automation panels, and safety circuits
Perform mechanical design work and improvements using CAD tools
Lead continuous improvement projects that incorporate new technologies, automation upgrades, and process optimizations
Program, debug, and modify PLC logic using Siemens TIA Portal and Allen-Bradley Studio 5000
Develop or update HMI applications, including structured text, ladder logic, and function block sequences
Configure and troubleshoot vision cameras, smart sensors, encoders, analog/digital I/O, and field devices
Work closely with production, quality, engineering, safety, and suppliers to quickly resolve equipment issues and meet production targets
Coordinate with global equipment vendors (European, American, Chinese) including remote troubleshooting and service
Prioritize tasks effectively in a high-pressure environment based on real-time production needs
Perform hands-on sustaining work including cleaning, adjustments, mechanical repairs, calibrations, and system rebuilds
Support mass production environments with high uptime expectations
Ensure safety compliance, LOTO procedures, and adherence to electrical and equipment standards

Requirements

Bachelor’s degree in Electrical Engineering, Mechanical Engineering, Mechatronics, Automation, or equivalent
5+ years of experience in maintenance, equipment engineering, or automation in a high-volume manufacturing environment
Strong knowledge in: MTTR, MTBF, Downtime reduction, OEE analysis
Siemens & Allen-Bradley PLCs
HMI programming
Industrial networks (Ethernet/IP, Profinet, Modbus)
Electrical controls (high & low voltage)
Pneumatics, electromechanics, mechanical systems
Cameras and vision systems
Automation systems from International OEMs
Experience with dispensing systems, precision assemblies, robotic cells, or automated stations
Experience in Lean Manufacturing, Kaizen, or Six Sigma methodologies
Experience with heavy equipment installation, rigging, and multi-ton crane operations
Knowledge of OEE optimization, data analytics, and reliability engineering tools
Ability to work 2nd shift and rotate shifts as required