Industrial PLC & Automation Technician

Tetra-Technologies,-Inc; West Memphis (AR); On-site; USD 65,000 - 90,000; Full time

Job summary

TETRA Technologies, Inc. is seeking a field-based Electrical/Automation Technician to support PLC/HMI based control systems in our West Memphis plant.

The role involves troubleshooting, maintenance, commissioning, and documentation of control systems, supporting engineering and operations teams to improve reliability and uptime. The ideal candidate has 3–5 years hands-on experience with PLC/HMI programming, industrial electrical systems, and instrumentation, plus a high school diploma or

Qualifications

• 3–5 years hands‑on experience programming, troubleshooting, and maintaining PLC‑based control systems, HMI platforms, industrial electrical systems, instrumentation, and automation equipment in a live industrial environment.
• Experience supporting manufacturing, chemical processing, oil & gas, industrial processing, power generation, utilities, or similar process industries preferred.
• Experience commissioning control systems, performing loop checks, calibration, and startup support is preferred.

Responsibilities

• Go online with live PLC/HMI systems to troubleshoot, interpret existing control logic, modify programs, document changes, and restore equipment functionality.
• Troubleshoot, diagnose, and repair PLC-based control systems, industrial networks, instrumentation, drives, electrical equipment, and automation components to maintain safe and reliable plant operations.
• Execute control system modifications, commissioning activities, loop checks, calibration support, startup assistance, and system upgrades while maintaining proper documentation.
• Read and interpret electrical schematics, loop diagrams, P&IDs, blueprints, control narratives, and technical drawings to troubleshoot equipment and support field execution.
• Perform preventative and corrective maintenance on electrical systems, instrumentation, PLC panels, HMIs, motors, drives, MCCs, VFDs, field wiring, pumps, valves, burners, blowers, and other plant equipment.
• Utilize electrical testing equipment and diagnostic tools to identify equipment failures, determine root causes, and implement corrective actions that improve system reliability and minimize downtime.
• Partner with Engineering and Operations to support equipment repairs, control strategy improvements, commissioning activities, and continuous reliability initiatives.
• Complete maintenance records, programming documentation, calibration records, inspection reports, and other required documentation accurately and on time.
• Work safely and independently in an industrial plant environment while demonstrating strong troubleshooting skills, sound technical judgment, and ownership of assigned work.
• Ensure all work complies with OSHA regulations, Lockout/Tagout (LOTO) procedures, National Electrical Code (NEC) standards, company safety policies, and site-specific electrical requirements.
• Maintain a safe, clean, and organized work environment while supporting overall plant reliability, equipment uptime, and continuous improvement initiatives.

Skills

PLC programming

HMI programming

Industrial electrical systems

Instrumentation

Control systems commissioning

Education

High School Diploma or GED

Associate degree or Technical Certificate in Electrical Technology or related field

Job description

TETRA Technologies, Inc. is seeking a field-based Electrical/Automation Technician to support PLC/HMI based control systems in our West Memphis plant.

The role involves troubleshooting, maintenance, commissioning, and documentation of control systems, supporting engineering and operations teams to improve reliability and uptime. The ideal candidate has 3–5 years hands-on experience with PLC/HMI programming, industrial electrical systems, and instrumentation, plus a high school diploma or