PLC Programmer

Hoffman-; Charlotte (NC); On-site; USD 85,000 - 110,000; Full time

Job summary

Hoffman- seeks a PLC Programmer to design, develop, and deploy PLC programs for building and industrial systems, ensuring safe, efficient operation and alignment with specifications.

You will collaborate with design engineers and field teams, develop control strategies, and support integration with SCADA/HMI, performing simulations, tests, and commissioning as needed. Travel up to 30% to customer sites is required.

Qualifications

• 2+ years of experience programming Rockwell and/or Siemens PLC
• Reading electrical drawings and P&IDs
• Strong understanding of BAS controls and plant processes

Responsibilities

• Design, develop, and implement PLC programs for mechanical, HVAC, plumbing, and electrical systems
• Collaborate with engineering, project management, and field teams to integrate control strategies
• Perform testing and commissioning including bench tests and on-site validation

Skills

Rockwell PLC

Siemens PLC

P&IDs

Electrical drawings

IT networks

Modbus

Ethernet/IP

Profibus

BACnet

Education

Bachelor's degree in Systems Engineering

Tools

Tridium

BAS control systems

Job description

The PLC Programmer is responsible for designing, developing, and implementing PLC programs that support the operation, monitoring, and control of mechanical, HVAC, plumbing, and electrical systems. This role ensures that all automated building and industrial systems function efficiently, safely, and in alignment with project specifications. The PLC Programmer collaborates closely with engineering, project management, and field teams to integrate control strategies, troubleshoot issues, optimize system performance, and deliver high-quality automation solutions from concept through commissioning.

What You Will Do

• Work with a team of design engineers to develop system control strategies.
• Develop Rockwell and Siemens PLC programs using:
• P&IDs
• Sequence of operation documentation
• Project plans and specifications
• Customer requirements and standards
• Perform integrations to different communication protocols, including (but not limited to) Modbus, Ethernet/IP, Profibus, and BACnet.
• Collaborate with SCADA developers to implement HMI integration and control via SCADA software.
• Develop simulation, bench test, factory acceptance test protocol documentation.
• Perform simulations, bench tests, factory witness tests, and on-site commissioning tests for each program.
• Position requires up to 30% of travel to customer sites for deployment of post-deployment support activities.

What You Will Bring to The Role

Required:

• 2+ years of experience programming Rockwell and/or Siemens PLC
• Understanding BAS controls and Process Plant controls in different environments.
• Must be able to initiate and execute programming tasks either individually or as a team, fulfilling all necessary responsibilities to ensure successful client delivery.
• Must be able to read electrical, process control drawings, and P&IDs.
• Must have a good understanding of mechanical, HVAC, plumbing, electrical, and process systems.
• Good understanding of IT networks
• Experience with multiple communication protocols and Gateway networking
• Modbus
• Ethernet/IP
• Profibus
• BACnet

Preferred:

• Bachelor’s degree in Systems Engineering, Controls Engineering, Software Engineering, Electrical Engineering, Mechatronics Engineering, or Computer Science.
• Experience with DDC, Tridium, or other BAS control systems.