PLC Engineer (Semiconductor Chemical Systems)

Location: Phoenix, Arizona, United States; work includes active semiconductor, industrial, construction, cleanroom, office, and field environments.

Company

hirify.global is a technology and engineering company providing turnkey facility integration solutions for semiconductor, high-tech manufacturing, cleanroom, and mission-critical facility projects.

What you will do

• Develop, modify, test, and troubleshoot PLC programs for semiconductor chemical delivery and distribution systems.
• Configure HMI screens, alarms, interlocks, trends, operator controls, and SCADA or facility-monitoring integrations.
• Commission and start up control systems, perform functional testing, I/O checkout, point-to-point verification, FAT, SAT, and system qualification.
• Troubleshoot PLC logic, instrumentation, sensors, valves, pumps, actuators, communication networks, alarms, and equipment faults.
• Review electrical drawings, control schematics, wiring diagrams, P&IDs, sequences of operation, and cause-and-effect matrices.
• Coordinate with engineers, project managers, technicians, electricians, vendors, contractors, and customers during installation, commissioning, maintenance, and production support.

Requirements

• Bachelor’s degree in Electrical, Controls, Automation, Computer, or Mechatronics Engineering, or equivalent relevant experience.
• Experience programming and troubleshooting industrial PLC systems and working with HMI or SCADA applications.
• Understanding of industrial control systems, electrical controls, instrumentation, PLC I/O architecture, alarms, interlocks, and sequencing.
• Ability to interpret electrical schematics, wiring diagrams, P&IDs, control drawings, and technical documentation.
• Experience troubleshooting digital and analog signals, sensors, transmitters, actuators, valves, motors, and related field devices.
• Ability to support field commissioning, startup, troubleshooting, and work around chemical and process equipment while following site safety procedures and wearing required PPE.

Nice to have

• Semiconductor manufacturing, chemical delivery, cleanroom, process-facility, or high-tech manufacturing experience.
• Allen-Bradley or Rockwell Automation PLC experience, including ControlLogix, CompactLogix, Studio 5000, or RSLogix 5000.
• FactoryTalk View, Wonderware, Ignition, WinCC, or similar HMI/SCADA experience.
• Experience with Ethernet/IP, Modbus, OPC, BACnet, DeviceNet, Profibus, VFDs, motor controls, safety circuits, and control panels.
• AutoCAD, AutoCAD Electrical, Bluebeam, alarm management, control-system cybersecurity, or change-control experience; Mandarin Chinese is a plus.

Culture & Benefits

• Work across engineering, construction, maintenance, vendor, field, and customer teams in a fast-paced project environment.
• Exposure to semiconductor chemical systems, cleanroom infrastructure, automated equipment, and active commissioning projects.
• 100% employer-paid medical, dental, vision, and life insurance for the employee.
• Paid time off.
• 401(k) plan.