Aj Lujan

Motor Control & Electrical Systems:

Troubleshot and maintained the facility’s Motor Control Center (MCC), isolating electrical faults, replacing 3-phase motors, and servicing complex relays.

Fluid Dynamics & Filtration:

Managed and maintained high-capacity Reverse Osmosis (R.O.) systems and water reclaim units, ensuring precise filtration and continuous operational flow.

Pneumatics & Pump Rebuilds:

Diagnosed, tore down, and completely rebuilt high-pressure fluid pumps and complex pneumatic valve systems to eliminate mechanical downtime.

Chemical Delivery Calibration:

Calibrated and maintained pressurized chemical delivery systems, ensuring precise mix ratios and safe fluid handling.

System Automation & Fine-Tuning: Programmed, monitored, and fine-tuned facility automation software (Tunnel Watch), directly controlling mechanical timing to optimize the entire operational sequence.

• Provided technical support to team members, sharing knowledge of electromechanical systems operation and maintenance best practices.
• Ensured compliance with safety regulations during installation, maintenance, and repair of electromechanical equipment.
• Observed equipment functioning to detect electronic and mechanical hazards or problems for service, repair or replacement.
• Verified system functionality after repairs through testing and quality checks.
• Performed preventive maintenance on motors, sensors, conveyors, and control panels.
• Diagnosed electromechanical faults using multimeters, schematics, and diagnostic software.
• Fixed, serviced and mounted pumps, gearboxes and piping systems.
• Increased overall system reliability by conducting root cause analysis on recurring issues and implementing corrective actions.
• Conducted training sessions for junior technicians on proper techniques for maintaining, troubleshooting, and repairing various types of electromechanical equipment.
• Improved equipment efficiency by performing regular maintenance and troubleshooting on electromechanical systems.
• Assembled and disassembled complex mechanical systems to make repairs or augmentations and troubleshoot malfunctions.
• Read blueprints, schematics or technical orders to determine methods and sequences of assembly.

• Enhanced yard management through systematic sorting and stacking of materials.
• Facilitated efficient production by closely working with machinery staff.
• Demonstrated versatility in task assignments, adapting quickly to various roles as needed for efficient workflow management.
• Optimized order fulfillment processes to ensure accurate item delivery to customers' vehicles.
• Assisted in timely project completion by loading and unloading trucks with forklifts, pallet jacks, and other heavy machinery.
• Conducted heavy lifting operations for maintenance support.
• Operated motor vehicles and light trucks to load and unload supplies and equipment.
• Kept warehouse stations and equipment in good working order in line with OSHA requirements.
• Operated power tools and landscaping equipment to upkeep outdoor spaces.
• Executed necessary repairs to maintain tool efficiency for project needs.
• Provided exceptional customer service by assisting clients with locating materials and answering inquiries about product specifications.
• Enhanced workplace safety by consistently maintaining a clean and hazard-free environment.