Senior Controls and Automation Technician

The role

The Senior Controls and Automation Technician will develop, maintain, and troubleshoot control systems for Titan and Vulcan on active construction sites and in the Austin facility. This hands-on role involves writing PLC logic, commissioning automated systems, and diagnosing controls failures.

What you will do

• Develop and refine PLC logic, HMI screens, alarms, interlocks, and automation sequences.
• Create and maintain controls documentation including I/O lists, wiring diagrams, and SOP procedures.
• Diagnose controls-related failures using logs, fault codes, and instrumentation.
• Integrate, test, and validate sensors, actuators, drives, and safety systems.
• Perform root cause analysis and implement corrective actions.
• Follow configuration control and change management practices.
• Collaborate with mechanical, electrical, software, and field teams.
• Support operator and technician training.
• Commission, troubleshoot, and support automated industrial equipment in factory and field environments.

Required qualifications

• 4+ years supporting, troubleshooting, or commissioning industrial automation or electromechanical systems.
• Hands-on controls troubleshooting across electrical systems including 24VDC controls, sensors, relays, VFDs/servos, encoders, and basic instrumentation.
• Experience with at least one PLC platform such as Beckhoff/TwinCAT, Rockwell Studio 5000, Siemens TIA Portal, or Codesys.
• Working knowledge of common industrial communications/networking like EtherNet/IP, Profinet, EtherCAT, or Modbus TCP/RTU.
• Ability to read and interpret electrical schematics and troubleshoot from drawings.
• Willingness to work in dynamic, field-like environments and travel as needed.
• Strong safety mindset and ability to follow structured troubleshooting and verification practices.

Nice to have

• Motion control experience
• Functional safety familiarity
• Experience with power quality issues, grounding/noise mitigation, generators, and field power distribution
• Experience supporting hydraulic systems from a controls perspective
• Scripting or automation skills (Python, Bash)
• Experience with large-format robotics, gantry/CNC-like systems, or complex multi-subsystem industrial machines
• Experience creating commissioning checklists, test procedures, and training materials

About the company

ICON is an equal opportunity employer. The company is a federal government contractor that maintains an affirmative action program.