Senior Automation Technician | PLC/SCADA & RTU Expert

ONEOK, Inc.; Texas; On-site; USD 90,000 - 120,000; Full time

Job summary

ONEOK, Inc. in Texas seeks an experienced Automation Technician Senior to install, maintain, and optimize automation, instrumentation, and electrical systems across pipeline, terminal, storage, and processing assets.

You’ll troubleshoot PLCs, RTUs, SCADA interfaces, and field devices to ensure safe, reliable operation and regulatory readiness. With limited supervision, you will lead complex maintenance tasks, document calibrations and work orders, and mentor junior technicians while upholding

Qualifications

• Maintenance, troubleshooting, and optimization of automation, instrumentation, electrical systems.
• Support PLCs, RTUs, SCADA interfaces, and field devices.
• Ensure regulatory readiness and data integrity for automation systems.

Responsibilities

• Install, inspect, configure, maintain, troubleshoot, and optimize automation systems and field devices.
• Perform preventive, predictive, and corrective maintenance activities.
• Support startup, commissioning, and reliability initiatives for automation projects.
• Maintain documentation, calibration records, and work orders for audit readiness.

Skills

Automation systems maintenance

PLC/RTU/SCADA support

Instrumentation & electrical

Data integrity & documentation

Safety & compliance

Education

High school diploma or GED, plus technical training

Tools

CMMS

Control diagrams

Job description

ONEOK, Inc. in Texas seeks an experienced Automation Technician Senior to install, maintain, and optimize automation, instrumentation, and electrical systems across pipeline, terminal, storage, and processing assets.

You’ll troubleshoot PLCs, RTUs, SCADA interfaces, and field devices to ensure safe, reliable operation and regulatory readiness. With limited supervision, you will lead complex maintenance tasks, document calibrations and work orders, and mentor junior technicians while upholding