PLC Programmer / Automation Engineer (CODESYS Expert)

Sunreef Yachts; United Arab Emirates; On-site; AED 80,000 - 100,000; Full time

Benefits offered by this job

Competitive salary and benefits

Opportunity for innovative projects

Supportive work environment

Job summary

Sunreef Yachts in the United Arab Emirates is seeking a highly skilled PLC Programmer / Automation Engineer. The successful candidate will develop and maintain PLC applications using CODESYS V3, focusing on automation architectures. Key responsibilities include designing software, debugging, and integrating industrial protocols. Ideal candidates should possess strong knowledge of real-time control systems, as well as soft skills like teamwork and clean coding practices. Join our innovative and growth-oriented environment to work on sustainable marine projects.

Qualifications

• Experience with CODESYS V3.x and library management required.
• Knowledge of Modbus, CAN Bus, and OPC UA preferred.
• Strong debugging and documentation skills essential.

Responsibilities

• Develop, test, and maintain PLC applications using CODESYS.
• Design software architecture and create reusable libraries.
• Integrate systems via APIs and industrial protocols.

Skills

CODESYS-based development

IEC 61131-3 programming

Real-time control systems

Industrial communication protocols

OOP concepts

Debugging

Linux-based systems

Team collaboration

Tools

CODESYS V3

Modbus RTU/TCP/IP

CAN Bus / CANopen

OPC UA

Docker

Job description

We are looking for a highly technical PLC Programmer / Automation Engineer with strong expertise in CODESYS-based development environments. The candidate must be experienced in IEC 61131‑3 programming, real‑time control systems, and industrial communication protocols, with the ability to design scalable and modular automation architectures.

Key Responsibilities

• Develop, test, and maintain PLC applications using CODESYS V3.
• Design software architecture using FB, FBD, ST, LD, and SFC.
• Create reusable and modular CODESYS libraries and custom function blocks.
• Implement OOP concepts (interfaces, inheritance, encapsulation).
• Configure task scheduling and real‑time execution.
• Perform I/O mapping and device configuration.
• Debug using monitoring, breakpoints, and trace tools.
• Manage version control and libraries.
• Integrate systems via APIs and industrial protocols.
• Support commissioning and troubleshooting.

What We Offer

• Competitive salary and benefits package
• Opportunity to work on innovative and sustainable projects
• Supportive and growth‑oriented work environment
• Exposure to international standards and advanced technologies

CODESYS (Mandatory)

• CODESYS V3. x
• Function Blocks, Functions, Programs
• Library creation and management
• GVL and persistent variables
• Pointers and memory handling
• State machine design
• CODESYS Visualization
• SoftPLC environments

Industrial Communication Protocols

• Modbus RTU
• Modbus TCP/IP
• CAN Bus / CANopen
• OPC UA
• MQTT

Systems & Integration

• Linux‑based systems
• REST APIs (HTTP/HTTPS, JSON/XML)
• TCP/IP, sockets, serial communication
• IoT and edge devices

Preferred Qualifications

• Industrial cybersecurity knowledge
• Docker (bonus)
• Real‑time control and PID tuning
• Marine or yacht automation experience

Soft Skills

• Strong debugging skills
• Clean and modular coding practices
• Good documentation
• Team collaboration