Mehdi Sajjadi
Rydalmere
Summary
Control & Automation Engineer specializing in PLC, HMI, and SCADA systems for industrial and building automation. Skilled in process optimization, troubleshooting communication networks, and delivering high-quality engineering solutions from design to commissioning.
Overview
10
10
years of professional experience
Work History
Control & Automation Engineer (BMS)
Alerton Australia
09.2024 - Current
- Design, program, and commission BMS solutions for HVAC, lighting, and energy management projects.
- Implement BMS platforms such as Alerton, Optergy, and Tridium/Niagara to optimize building operations.
- Diagnose and resolve hardware, software, and BACnet/Modbus network communication issues.
- Coordinate with contractors, consultants, and facility managers to ensure successful project delivery.
Control & Automation Engineer
R&D Technology
10.2023 - 09.2024
- Designed and programmed PLC-based control systems integrating HMI interfaces.
- Developed and deployed SCADA solutions (GeoSCADA, Citect SCADA) for process monitoring.
- Configured RTUs (Brodersen, SIEMENS, SCADA Pack) with reliable DNP3 and Modbus communication protocols.
- Delivered on-time, efficient automation solutions improving system reliability and performance.
Control System Engineer
NEDA Industrial Group
01.2020 - 11.2023
- Develop and maintain PLC, HMI, and DCS programs using SIEMENS TIA Portal and PCS 7.
- Design IO lists, Cause & Effect diagrams, and control philosophies for large-scale industrial projects.
- Lead FAT and SAT testing of control panels to ensure quality and safe operations.
- Standardize SCADA engineering practices across projects to improve delivery efficiency.
Control & Instrumentation Engineer
Brivis- Rinnai
01.2018 - 01.2020
- Programmed PLCs for robotic welding automation (SIEMENS S7-300).
- Developed SCADA/HMI mimics and commissioned control systems for air conditioning solutions.
- Created diagnostic testing protocols to improve troubleshooting and equipment reliability.
CNC Programmer & Drafter
Steel-Finne
01.2016 - 01.2018
- Developed CNC programs achieving high-precision component manufacturing.
- Reviewed and optimized 3D CAD designs, eliminating design flaws and reducing material waste.
- Improved tool paths and cycle times, boosting production efficiency.
Education
CERT IV - Engineering Drafting
TAFE
Melbourne01-2020
Bachelor of Science - Electrical Engineering ( Control & Automation)
Sahand University of Technology
Tehran, Iran12-2007
Skills
- PLC & RTU Programming: SIEMENS TIA Portal, PCS 7, Phoenix PLCnext, Rslogix 5000
- SCADA Development: GeoSCADA , Citect SCADA
- Communication Protocols: DNP3, Modbus (RTU/TCP/IP), BACnet, Profinet, Profibus
- Control Systems Design & Integration
- System Commissioning & Troubleshooting
Affiliations
- Engineers Australia, MIEAust
- Engineers Australia, NER
Timeline
Control & Automation Engineer (BMS)
Alerton Australia
09.2024 - Current
Control & Automation Engineer
R&D Technology
10.2023 - 09.2024
Control System Engineer
NEDA Industrial Group
01.2020 - 11.2023
Control & Instrumentation Engineer
Brivis- Rinnai
01.2018 - 01.2020
CNC Programmer & Drafter
Steel-Finne
01.2016 - 01.2018
CERT IV - Engineering Drafting
TAFE
Bachelor of Science - Electrical Engineering ( Control & Automation)
Sahand University of Technology
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