Controls Technician: PLC & BMS Specialist

Ross Stores; Buckeye (AZ); On-site; USD 60,000 - 85,000; Full time

Job summary

Ross Stores is seeking a dedicated maintenance technician to troubleshoot, maintain, and enhance PLC- and PC-based automation systems within our facilities. You will work with building management interfaces, ensure data accuracy, and collaborate with internal engineering teams and vendors.

The role emphasizes electrical/instrumentation duties, safety, and the ability to work independently on-site in our warehouse environments, supporting continuous operations and energy efficiency.

Qualifications

• Functional familiarity with HVAC principles for Building Management Systems (BMS).
• Knowledgeable in assembly of electrical, pneumatic, and hydraulic systems; robotic operation and vision systems.
• Ability to test and maintain electrical systems for climate control, security, and communications.
• Understanding of 3-phase distribution and 3-phase power transmission systems.
• Familiarity with MCCs; awareness of Arc Flash Hazard and safety practices.

Responsibilities

• Troubleshoot and design basic PLC logic, operator interfaces, and energy management systems.
• Statistically interpret and improve automated system performance.
• Perform preventive maintenance for controls and inventory management of parts.
• Coordinate with vendors for installation of electrical/controls as directed.
• Maintain accurate records: work orders, timesheets, parts requests.
• Maintain inventory procedures and parts control.
• Assist other maintenance team members as needed.

Skills

HVAC principles

BMS software

Electrical systems assembly

Robotics & vision systems

3-phase power distribution

Arc flash safety

MCC familiarity

PLC hardware familiarity

SLC/CompactLogix/ControlLogix

Electrical troubleshooting

Safety consciousness

Independent work

Tools

WAGO I/O System

Siemens Simatic Step 7

CAN

B&R X67 I/O

SLC 500

MicroLogix 1500

CompactLogix

ControlLogix

Job description

Ross Stores is seeking a dedicated maintenance technician to troubleshoot, maintain, and enhance PLC- and PC-based automation systems within our facilities. You will work with building management interfaces, ensure data accuracy, and collaborate with internal engineering teams and vendors.

The role emphasizes electrical/instrumentation duties, safety, and the ability to work independently on-site in our warehouse environments, supporting continuous operations and energy efficiency.