PCL Controls Technician

DIHO Consulting USA; Houston (TX); On-site; USD 60,000 - 90,000; Full time

Job summary

DIHO Consulting USA is seeking a skilled PLC Controls Technician in Houston to troubleshoot PLC-driven equipment and assist with startup, commissioning, and documentation across Allen-Bradley, Siemens, Omron platforms.

The role involves calibrating sensors and instruments, maintaining PLC backups, and performing root-cause analysis on recurring issues to ensure reliable operation of industrial systems.

Qualifications

• Experience troubleshooting PLC-controlled machinery and modifying PLC programs.
• Familiarity with Allen-Bradley, Siemens, Omron or similar platforms.
• Ability to read electrical drawings and document changes.

Responsibilities

• Troubleshoot PLC-controlled machinery and commissioning.
• Review or modify PLC programs across multiple platforms.
• Diagnose sensors, I/O modules, safety relays, and motor controls.
• Calibrate instrumentation (temperature, pressure, flow, level).
• Maintain backups and technical documentation for PLCs and controls.
• Perform root-cause analysis on repeated equipment failures.

Skills

PLC Troubleshooting

Diagnostics

Systems integration

Tools

Allen-Bradley PLCs

Siemens PLCs

Omron PLCs

HMIs

VFDs

Industrial networks

Job description

PLC Controls Technician

This is a more advanced position and normally includes:

• Troubleshooting PLC-controlled machinery
• Reviewing or modifying PLC programs
• Working with Allen-Bradley, Siemens, Omron, or similar platforms
• Troubleshooting HMIs, VFDs, servos, vision systems, and industrial networks
• Diagnosing sensors, instrumentation, I/O modules, safety relays, and motor controls
• Performing equipment startup and commissioning
• Calibrating temperature, pressure, flow, level, and proximity devices
• Maintaining PLC backups, electrical drawings, programs, and technical documentation
• Performing root-cause analysis on repeated equipment failures