Senior Controls Engineer – CODESYS/PLC for Conveyance

GCS Recruitment; Atlanta (GA); On-site; USD 90,000 - 130,000; Full time

Job summary

GCS Recruitment seeks an experienced Automation Software Engineer to help build a standardized software-defined conveyance platform for material handling. You will develop scalable machine control software using CODESYS V3, design reusable automation libraries, and integrate EtherCAT-connected hardware across complex conveyance systems.

The role requires 5+ years in automation or machine software, with expertise in Structured Text and state-machine driven controls; familiarity with IO-Link and

Qualifications

• At least 5 years in automation, controls, or machine software engineering.
• Experience with CODESYS V3 or Beckhoff TwinCAT development.
• Proficient in IEC 61131-3 Structured Text.
• Experience with state-machine driven controls.
• Ability to work with hardware integration in automation systems.
• Strong analytical and problem-solving skills.

Responsibilities

• Develop scalable machine control software for automated conveyance systems.
• Design reusable automation libraries and function blocks.
• Integrate EtherCAT-connected hardware and field devices.
• Create configuration-driven applications deployed across material handling systems.

Skills

CODESYS V3 / TwinCAT

Structured Text (IEC 61131-3)

State-machine controls

FB & OO PLC programming

Industrial hardware integration

5+ years automation/controls

Tools

EtherCAT networking

IO-Link

Job description

Join our and help build a standardized software-defined conveyance platform that will support fulfillment centers globally.

You will develop scalable machine control software using CODESYS V3, design reusable automation libraries, integrate EtherCAT-connected hardware, and create configuration-driven applications deployed across complex material handling systems.

Must Have:

• CODESYS V3 or Beckhoff TwinCAT development experience
• IEC 61131-3 Structured Text programming
• State-machine driven controls development
• Function Block and object-oriented PLC programming
• Industrial hardware integration experience
• 5+ years in automation, controls, or machine software engineering

Nice to Have:

• Material handling, conveyor, sortation, or packaging automation experience
• IO-Link and EtherCAT networking
• Electrical schematic interpretation
• Experience with commissioning and deployment activities

GCS is acting as an Employment Business in relation to this vacancy.