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Field Service Technician (After-sales / PLC / CNC / Machinery Manufacturing)- California

GATESOURCE HR
Los Angeles, CA Full Time
POSTED ON 9/16/2025
AVAILABLE BEFORE 10/15/2025
GateSource HR is partnering with a client provider of innovative, integrated and intelligent automation solutions for the global industry operating in multiple countries. To support its growth in the United states, we are looking for a Field Service Technician responsible for the installation, maintenance, and optimization of our clients' equipment at customer site in Palmdale, California. This role involves troubleshooting and repairing CNC-PLC control systems, programming, calibration, performance verification, and process improvement. 

Key Responsibilities

  • Execute programming tasks, calibration, and process adjustments to ensure optimal machine performance.
  • Serve as the primary point of contact for customers, suppliers, and other stakeholders, ensuring clear communication of project goals and requirements to senior management.
  • Conduct final acceptance testing under the supervision of the Service Manager, adhering to established acceptance protocols.
  • Identify and implement technical solutions for issues that arise during commissioning and after-sales service to maintain performance standards and ensure seamless communication.
  • Provide project updates to the project coordinator, including scheduling, work order status, milestone achievements, final completion, and other relevant commitments.
  • Develop technical documentation for manuals covering operation, troubleshooting, preventive and corrective maintenance, and conduct customer training on proper machine usage.
  • Maintain accurate and detailed project records and documentation.
  • Adhere to company policies and meet performance expectations set by management.


Requirements



Qualifications & Skills
  • Must be fully authorized to work in the United States without visa sponsorship.
  • Strong understanding of electrical and pneumatic schematics, as well as mechanical drawings.
  • Experience with PLC/CNC systems, with preference for Siemens and FANUC.
  • Proficiency in CNC software, including Siemens Sinumerik and Sinumerik Operate.
  • Ability to diagnose and resolve CNC alarms by tracing the root cause.
  • Familiarity with PLC software, specifically Siemens TIA Portal V15.
  • Capable of troubleshooting PLC alarms by identifying their origin.
  • Experience with HMI software and database management using SQL Server Management Studio.
  • Ability to replace plug-and-play modules efficiently.
  • Skilled in disassembly, replacement, and adjustment of mechanical components.

Education & Experience

  • High school diploma or GED required; an associate degree or technical certification in a related field is preferred.
  • Must have a valid driver's license and be legally authorized to operate a vehicle in the United States.
  • Willingness to travel internationally on occasion.
  • Hands-on experience troubleshooting, repairing, and programming PLCs (Siemens, Omron, FANUC), CNC machines (Siemens, FANUC), and other automation equipment, including drivers, sensors, and pneumatic/hydraulic components.


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