Codesys Controls Engineer

Reference: 5412_1785880905

Controls Engineer

Job Title: Controls Engineer
Location: Sunnyvale, CA
Duration: 12+ MONTHS

Overview

We are seeking a highly motivated Controls Engineer to support the design, development, implementation, and optimization of industrial automation systems. The ideal candidate will have experience with PLC programming, HMI/SCADA development, industrial networking, system integration, and commissioning within manufacturing or process control environments.

Responsibilities

  • Design, program, and troubleshoot PLC control systems using platforms such as Allen-Bradley, Siemens, or CODESYS.
  • Develop and maintain HMI and SCADA applications for monitoring and controlling automated processes.
  • Configure and integrate industrial communication protocols including EtherNet/IP, Modbus TCP/RTU, OPC UA, and Profinet.
  • Create control strategies, interlocks, alarms, and sequences of operation for automated equipment.
  • Support system commissioning, FAT/SAT activities, startup, and production deployment.
  • Collaborate with electrical, mechanical, and operations teams to deliver automation projects.
  • Develop technical documentation including functional specifications, test plans, and operating procedures.
  • Perform root cause analysis and provide ongoing troubleshooting and support for control systems.
  • Assist with system upgrades, migrations, and process improvement initiatives.

Required Qualifications

  • Bachelor's degree in Electrical Engineering, Controls Engineering, Automation Engineering, or related field, or equivalent experience.
  • 3+ years of experience in industrial automation and controls engineering.
  • Hands-on experience programming PLCs using Allen-Bradley Studio 5000, Siemens TIA Portal, or CODESYS.
  • Experience with SCADA/HMI platforms such as Ignition, FactoryTalk View, WinCC, or Wonderware.
  • Knowledge of industrial networks and communication protocols.
  • Strong troubleshooting and problem-solving skills.
  • Ability to read and interpret electrical schematics, P&IDs, and technical drawings.
  • Willingness to travel for commissioning and site support as needed.

Preferred Qualifications

  • Experience with motion control, VFDs, servo systems, and safety PLCs.
  • Knowledge of MES, IIoT, and cloud-based industrial technologies.
  • Experience with Python, SQL, or other scripting languages.
  • Familiarity with Git version control and software development best practices.
  • Exposure to material handling, warehouse automation, food & beverage, pharmaceutical, or manufacturing environments.

GCS is acting as an Employment Business in relation to this vacancy.

$50.00 - $90.00
Per hour
USD50 - USD90 per hour
Added 12/08/2026
Reference: 5412_1785880905

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