PLC Controls Technician – Production Systems Expert

Vulcan Elements Inc.; North Carolina; On-site; USD 52,000 - 76,000; Full time

Job summary

Vulcan Elements Inc. in Durham, NC is seeking a Controls Technician to keep the pilot line reliable while making controls changes easier to execute and trace.

You will diagnose PLC/HMI issues, implement routine logic and tag changes, document changes with versions and test results, and coordinate with the Controls Engineer and production team. This role requires hands-on troubleshooting, reading electrical drawings, and the ability to work on the production floor in a fast-paced environment; US

Qualifications

• Hands-on experience troubleshooting PLC-controlled industrial equipment and reading ladder logic.
• High school diploma/GED.
• Experience making and testing PLC or HMI changes in a running production environment.
• Ability to trace faults across program logic, I/O, field devices, and operator displays using electrical schematics.
• Diligent change documentation and the judgement to recognize when proposed modifications require engineering review.
• Ability to use a digital multimeter and other electrical troubleshooting tools.
• Soldering and wiring.

Responsibilities

• Provide first-line controls support: diagnose PLC, HMI, I/O, drive, instrument, and industrial communication issues.
• Implement and test routine PLC logic, HMI screen, tag, recipe, and parameter improvements within an agreed scope; escalate larger design changes as needed.
• Document the reason for each change, its approval, the version installed, test results, and the updated as-is code or screen record.
• Read electrical drawings and controls documentation to support troubleshooting, then update affected I/O lists and controls records after changes.
• Coordinate change windows and return-to-service checks with the Controls Engineer and production team.
• Support the two electrical Controls Technicians with code-level diagnosis while drawing on their field wiring and instrumentation expertise.

Skills

PLC troubleshooting

Ladder logic

Digital multimeter

Soldering

Schematics reading

Change documentation

Education

High school diploma/GED

Tools

Rockwell Studio 5000

Siemens TIA Portal

Ignition/SCADA

Job description

Vulcan Elements Inc. in Durham, NC is seeking a Controls Technician to keep the pilot line reliable while making controls changes easier to execute and trace.

You will diagnose PLC/HMI issues, implement routine logic and tag changes, document changes with versions and test results, and coordinate with the Controls Engineer and production team. This role requires hands-on troubleshooting, reading electrical drawings, and the ability to work on the production floor in a fast-paced environment; US