Senior Service Engineer Siemens Automation PLC SCADA And Water Solutions - Abu Dhabi UAE
Siemens
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Job summary
Siemens Digital Industries invites an experienced Senior Service Engineer to provide hands-on service and lifecycle support for Siemens automation systems across the UAE. The role emphasizes maintenance, troubleshooting, commissioning and migrations of PLC/HMI/SCADA in water and wastewater settings.
You will diagnose complex faults, perform corrective actions, and communicate findings with customers while complying with HSE and site procedures. Willingness to travel regionally is required.
Qualifications
- Hands-on experience with Siemens PLC/HMI/SCADA systems in industrial environments.
- Strong troubleshooting and diagnostic skills across hardware, software and networks.
- Willingness to travel regularly within UAE and to GCC/Middle East as required.
Responsibilities
- Perform preventive and corrective maintenance for Siemens PLC, HMI and SCADA systems.
- Diagnose PLC hardware/software, I/O, HMI/SCADA, industrial communication faults.
- Support SIMATIC S7-300, S7-400/400H/400FH, S7-1200, S7-1500, STEP 7, TIA Portal, WinCC and HMI/Comfort Panels.
- Analyze and modify existing PLC/HMI applications; perform software modifications and testing.
- Prepare backups and support hardware replacement and recommissioning.
- Coordinate with customers and internal teams; provide clear service reports.
Skills
Tools
Job description
Job Description:
We empower our people to stay resilient and relevant in a constantly evolving world. We’re looking for people who are always searching for creative ways to grow and learn. People who want to make a real impact, now and in the future. Does that sound like you? Then it seems like you’d make an outstanding addition to our vibrant international team.
Siemens Digital Industries is a leading innovator in automation and digitalization. Our mission is to support customers in maximizing growth, profit opportunities and ecological footprint in the discrete and process industries. Ready to create your own journey?
Join our Digital Industry as the Senior Service Engineer and help us transform the everyday by finding solutions and making the world a more inquisitive place for tomorrow.
The Senior Service Engineer provides hands‑on technical service and lifecycle support for Siemens industrial automation systems at customer sites across the UAE and, when required, the wider GCC, Middle East and EMEA region.
The role focuses on maintenance, troubleshooting, breakdown support, commissioning, modification, upgrades and migration of Siemens PLC, HMI and SCADA systems, particularly in water and wastewater applications & Industry.
The successful candidate must be capable of independently diagnosing complex automation faults in live operating plants, identifying root causes, implementing corrective actions and clearly communicating technical findings.
This is primarily a hands‑on Siemens PLC/HMI/SCADA service engineering role. It is not primarily a project management, design engineering, PCS 7, or OT cybersecurity position.
- Perform preventive and corrective maintenance, troubleshooting and breakdown support for Siemens PLC, HMI and SCADA systems.
- Diagnose PLC hardware/software, I/O, HMI/SCADA, industrial communication, instrumentation and electrical/control interface faults.
- Support SIMATIC S7-300, S7-400/400H/400FH, S7-1200, S7-1500 R/H, S7 Safety Systems, STEP 7, TIA Portal, WinCC and Siemens HMI/Comfort Panels.
- Analyze, troubleshoot and modify existing, legacy and unfamiliar PLC/HMI applications.
- Perform approved software modifications, commissioning, recommissioning, functional testing and system recovery.
- Prepare, verify and restore PLC/HMI/SCADA software backups and perform hardware replacement and recommissioning.
- Support lifecycle upgrades and migrations of installed Siemens automation systems.
- Troubleshoot PROFINET, PROFIBUS, Industrial Ethernet, Modbus and related industrial communication interfaces.
- Diagnose interactions between PLC/SCADA systems, field instrumentation, control loops, motors, valves and other control interfaces.
- Investigate recurring failures, identify root causes, and recommend corrective or preventive actions.
- Prepare clear technical service reports covering findings, actions, recommendations and outstanding risks.
- Communicate and coordinate effectively with customers, internal engineering teams, OEMs and other stakeholders.
- Work independently during plant breakdowns, shutdowns, outages and other time‑critical interventions.
- Follow applicable HSE, cybersecurity, change‑control and customer site procedures.
- Provide technical guidance to junior engineers when required.
- Willing to work regularly at customer sites and travel extensively within the UAE.
- Willing to undertake onshore, remote and offshore assignments where required.
- Willing to travel within the GCC, Middle East and EMEA based on future business requirements.
- Available for planned shutdowns, commissioning and time‑critical service interventions when required.
- Comfortable working in operational industrial facilities under applicable HSE requirements.
- Holder of a valid UAE driving licence.
Candidates must demonstrate practical, hands‑on capability, not only theoretical knowledge or general familiarity.
Strong hands‑on experience with:
- SIMATIC S7-300, S7-400/400H/400FH, S7-1200 and S7-1500
- STEP 7 and TIA Portal
- Siemens WinCC and HMI/Comfort Panels
- PLC hardware/software diagnostics and online troubleshooting
- Program analysis and approved modifications
- HMI/SCADA alarm, tag and communication troubleshooting
- Hardware replacement and recommissioning
- Backup, restoration and system recovery
- Commissioning and recommissioning
Experience with SIMATIC S7 Safety Systems is highly desirable.
Practical troubleshooting knowledge of:
- PROFINET and Industrial Ethernet
- PROFIBUS DP/PA
- Modbus TCP/RTU
- OPC/OPC UA, where applicable
- Diagnosis of communication failures and configuration/replacement of relevant industrial network components
Strong, methodical troubleshooting capability across:
- PLC hardware and software
- Local and remote I/O
- HMI and SCADA
- Industrial communications
- Field devices and instrumentation
- Electrical and control interfaces
- Windows‑based automation systems
- Existing, legacy and unfamiliar installations
Practical experience in one or more of the following is strongly preferred:
- Water and wastewater treatment plants
- Pumping stations
- Water transmission and distribution facilities
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