Remote Siemens PLC & SCADA Software Engineer

Unified Microsystems; Dubai; On-site; AED 180,000 - 300,000; Full time

Job summary

Unified Microsystems in Dubai seeks an experienced industrial automation software engineer to develop and maintain Siemens PLC and WinCC SCADA applications.

You will work with TIA Portal V21, S7-1200/1500 and provide remote engineering support during commissioning, FAT, and testing, reading electrical drawings and ensuring robust documentation.

Candidates should have a bachelor’s in an electrical/electronics/mechatronics field and at least three years of Siemens software experience.

Qualifications

• Bachelor's Degree in Electrical, Electronics, Mechatronics, Computer or Instrumentation Engineering, or equivalent.
• Minimum 3 years' experience developing Siemens PLC and SCADA software.

Responsibilities

• Develop PLC application software using Siemens TIA Portal V21.
• Develop and maintain Siemens S7-1200 and S7-1500 PLC programs.
• Develop, configure and modify WinCC HMI/SCADA applications.
• Review FDS, SOO, C&E matrices and I/O schedules before development.
• Develop modular, reusable PLC software with thorough documentation.
• Perform offline software testing using PLCSIM.
• Support FAT remotely and during commissioning.
• Provide remote software support during commissioning and troubleshooting.
• Maintain software version control, backups and revision history.
• Prepare software documentation, testing records and change logs.
• Collaborate with project managers, controls engineers and commissioning teams.
• Ability to read electrical schematics, control panel drawings, wiring diagrams, P&IDs and I/O schedules.
• Understand AC/DC circuits, relays, motor starters, I/O, protection devices, RCD/RCCB, and fail-safe control principles.
• Knowledge of fault-finding, circuit theory, and industrial troubleshooting to support PLC software development.

Skills

TIA Portal

STEP 7

S7 PLCs

WinCC

Ladder Logic

FBD

SCL

Profinet

Modbus TCP

Diagnostics

English skills

Education

Bachelor's Degree in Electrical/Mechatronics/Instrumentation/Computer Engineering

Tools

Siemens TIA Portal V21

STEP 7 Professional

Siemens S7-1200/1500

WinCC Professional/Unified

Job description

Unified Microsystems in Dubai seeks an experienced industrial automation software engineer to develop and maintain Siemens PLC and WinCC SCADA applications.

You will work with TIA Portal V21, S7-1200/1500 and provide remote engineering support during commissioning, FAT, and testing, reading electrical drawings and ensuring robust documentation.

Candidates should have a bachelor’s in an electrical/electronics/mechatronics field and at least three years of Siemens software experience.