PLC & SCADA Engineer

Urban Ridge Supplies; Dubai; On-site; AED 279,000 - 446,000; Full time

Job summary

Urban Ridge Supplies in Dubai seeks a PLC & SCADA Engineer to design, program, test and commission PLC, HMI and SCADA systems for water and wastewater plants, integrating instrumentation and field devices to ensure reliable operation. You will develop SCADA screens, configure alarms, implement security, perform FAT/SAT, and coordinate with electrical and mechanical teams during installation.

Requirements include 3–8 years in industrial automation and 5+ years in WWTP projects; proficiency with

Qualifications

• Bachelor's degree in Automation, Electrical, Electronics, or Instrumentation engineering.

Responsibilities

• Design PLC control systems for water and wastewater plants.

Skills

PLC Programming

SCADA Development

Automation System Design

Process Control

Instrumentation

Electrical Troubleshooting

Commissioning

Industrial Networking

Problem Solving

Teamwork

Communication Skills

Time Management

Education

Automation Engineering

Electrical Engineering

Electronics Engineering

Instrumentation Engineering

Tools

Siemens S7-1200/1500

Siemens S7-300/400H

Allen-Bradley Rockwell

Schneider Electric

Mitsubishi

Omron

Siemens TIA Portal

WinCC/TIA Portal

FactoryTalk View

WinCC Unified

Weintek

Siemens Comfort Panels

AutoCAD

Microsoft Office

Job description

Job Description

PLC & SCADA Engineer

The PLC & SCADA Engineer is responsible for the design, programming, testing, commissioning,

troubleshooting, and maintenance of PLC, HMI, and SCADA systems for water and wastewater treatment

plants. The role involves integrating instrumentation, electrical systems, VFDs, analyzers, and field

devices to ensure reliable plant operation and compliance with project specifications.

Key Responsibilities

Engineering & Design

• Design PLC control systems for water and wastewater treatment plants.
• Develop PLC software in accordance with project specifications and functional design documents.
• Design and configure SCADA and HMI applications for plant monitoring and control.
• Prepare control philosophies, I/O lists, network architecture, and automation documentation.
• Review P&IDs, electrical drawings, and control panel drawings.

PLC Programming

• Develop PLC programs for treatment processes:
• Configure communication protocols such as:
• Modbus RTU/TCP
• Profibus
• Profinet
• Ethernet/IP
• OPC

SCADA Development

• Develop graphical SCADA screens.
• Configure alarms and event logging.
• Configure historical trending and reporting.
• Implement user access levels and security.
• Integrate PLCs with SCADA servers.

Commissioning

• Perform FAT (Factory Acceptance Test).
• Perform SAT (Site Acceptance Test).
• Commission PLC and SCADA systems at site.
• Conduct I/O testing and loop checking.
• Troubleshoot automation and communication issues.
• Support plant start-up activities.

Instrumentation & Electrical Coordination

• Interface with field instruments including:
  • Flow meters
  • Pressure transmitters
  • Level transmitters
  • pH analyzers
  • Conductivity analyzers
  • DO analyzers
  • Turbidity analyzers
  • Chlorine analyzers
• Coordinate with electrical and mechanical teams during installation and commissioning.

Documentation

• Prepare:
  • Functional Design Specifications (FDS)
  • Operation Manuals
  • Commissioning Reports
  • As-built Documentation
  • Backup of PLC and SCADA programs
  • Technical Reports

Required Qualifications

• Bachelor's Degree in Automation Engineering / Electrical Engineering, Electronics Engineering,

Instrumentation Engineering.

• 3–8 years of experience in industrial automation.
• Minimum 5 years of experience in Water or Wastewater Treatment projects.

Required Technical Skills

PLC Platforms

• Siemens (S7-1200, S7-1500, TIA Portal) ,(S7-300,S7-400H)
• Allen-Bradley (Rockwell)
• Schneider Electric
• Mitsubishi
• Omron (preferred)

SCADA Platforms

• Siemens WinCC TIA PORTAL
• FactoryTalk View
• WinCC Unified (preferred)
• WINCC SCADA

HMI

• Siemens Comfort Panels
• Weintek

Software

• Siemens TIA Portal
• WinCC
• AutoCAD
• Microsoft Office

Preferred Experience

• Wastewater Treatment Plants (WWTP)
• Sewage Treatment Plants (STP)
• Water Treatment Plants (WTP)
• Reverse Osmosis (RO) Plants
• UF/MBR Systems
• Pumping Stations
• Industrial Water Treatment
• Desalination Plants

Key Competencies

• PLC Programming
• SCADA Development
• Automation System Design
• Process Control
• Instrumentation
• Electrical Troubleshooting
• Commissioning
• Industrial Networking
• Problem Solving
• Teamwork
• Communication Skills
• Time ManagementPreferred Certifications

• Siemens Certified Programmer
• Rockwell Automation Certification
• Schneider Electric Automation Certification
• ISA Certified Automation Professional (CAP) (preferred)
• Valid UAE Driving License (preferred)