Electrical Maintenance Technician — PLC & Motor Control

Mariana Minerals; Joaquin (TX); On-site; USD 65,000 - 90,000; Full time

Job summary

Mariana Minerals is seeking a Maintenance Technician (Electrical) to support safe, reliable operation at Lithium One in Joaquin, TX. You will install, test, and maintain motors, switchgear, breakers, and MCCs, while troubleshooting PLCs, relay systems, and instrumentation to minimize downtime.

As a startup, you will help build our maintenance program from the ground up, including opportunities to simplify or automate repetitive tasks; occasional mechanical troubleshooting is expected in the

Qualifications

• Associate's degree in electrical, electronics, or instrumentation preferred (or equivalent experience).
• Proven industrial maintenance or electrical experience, 3+ years.
• Hands-on experience with motors, PLCs, switchgear, breakers, motor control centers, relay systems, and instrumentation.

Responsibilities

• Install, maintain, repair, and test electrical, control, communication, and measurement equipment including motors, switchgear, breakers, and MCCs.
• Troubleshoot and diagnose PLCs, relay systems, and instrumentation across the plant; support both planned maintenance and breakdown repairs.
• Keep production steady by minimizing downtime and ensuring work meets manufacturer specs, electrical codes, and quality standards.
• Perform preventive maintenance, inspections, calibration, and recommend equipment for preventive programs.
• Read diagrams and blueprints, calculate load requirements, and log work and parts in the CMMS.
• Collaborate with operations, engineering, and mechanics, support pump, motor, and valve repair, and communicate hazards to engineers and operators.

Skills

Electrical maintenance

PLC troubleshooting

instrumentation

Safety procedures

Education

Associate's degree in electrical/electronics/instrumentation

Tools

CMMS

One-line diagrams

Job description

Mariana Minerals is seeking a Maintenance Technician (Electrical) to support safe, reliable operation at Lithium One in Joaquin, TX. You will install, test, and maintain motors, switchgear, breakers, and MCCs, while troubleshooting PLCs, relay systems, and instrumentation to minimize downtime.

As a startup, you will help build our maintenance program from the ground up, including opportunities to simplify or automate repetitive tasks; occasional mechanical troubleshooting is expected in the