JOB DESCRIPTIONPLC Programmer – Siemens AutomationCompany: Synergie Controls & Systems Pvt. Ltd.

Location: Taloja, Navi Mumbai, Maharashtra

Department: Automation / Engineering

Designation: PLC Programmer / Automation Engineer

Reporting To: Technical Director / Automation Manager

Employment Type: Full-Time

- Job PurposeThe PLC Programmer will be responsible for developing, modifying, testing, commissioning and troubleshooting Siemens PLC-based automation systems for industrial projects.

The person should have practical experience in Siemens S7-1200 / S7-1500 PLC, TIA Portal, HMI/SCADA, communication networks, drives and industrial automation, with the ability to independently handle PLC programming from engineering through commissioning.

- Key ResponsibilitiesA. PLC Programming
- Develop PLC programs using Siemens TIA Portal / STEP 7.
- Work on S7-1200 and S7-1500 PLCs.
- Develop programs using:
- LAD / Ladder
- FBD
- SCL
- STL, wherever applicable
- Develop and modify:
- OB
- FB
- FC
- DB
- UDT
- Create structured, modular and reusable PLC programs.
- Prepare PLC tags, data blocks, interlocks, sequences and control logic.
- Implement auto/manual operation, permissives, interlocks, alarms and trip logic.
- Perform PLC hardware configuration and I/O configuration.
- Configure and troubleshoot ET200SP / remote I/O systems.
- Perform online monitoring, diagnostics and program troubleshooting.

Siemens recommends structured and standardized programming for S7-1200/S7-1500, including readable and maintainable program structures, so programming standards should be followed within Synergie projects.

B. HMI / SCADA Integration
- Develop and modify Siemens HMI applications.
- Experience with WinCC / WinCC Unified will be preferred.
- Develop:
- Process screens
- Alarm screens
- Trend screens
- Faceplates
- Status indications
- Set-point and parameter screens
- Establish communication between PLC and HMI/SCADA.
- Troubleshoot HMI-PLC communication problems.

C. Drives & Automation Integration
- Interface PLC with Siemens SINAMICS drives.
- Basic understanding of:
- SINAMICS G120
- SINAMICS S120
- SINAMICS DC drives / 6RA80
- Configure drive commands, references, feedback and status signals.
- Troubleshoot PLC–Drive communication and control issues.
- Understand basic motor control, speed control, interlocking and protection logic.

D. CommunicationHands-on knowledge of industrial communication protocols such as:
- PROFINET
- PROFIBUS
- Modbus TCP/IP
- Modbus RTU
- Ethernet communication
- PLC-to-PLC communication

Knowledge of OPC / higher-level communication will be an advantage. E.

Panel

Testing / FAT
- Participate in PLC panel testing at Synergie's Taloja workshop.
- Perform I/O checking and signal verification.
- Check PLC hardware configuration against approved drawings.
- Conduct FAT activities with the engineering and testing team.




- Verify interlocks, sequences, alarms and permissives.
- Prepare and maintain testing records.
- Coordinate with electrical panel and design teams for corrections.

F. Site Commissioning
- Travel to customer sites for commissioning and troubleshooting.
- Download and test PLC programs at site.
- Perform cold commissioning and hot commissioning.
- Check field I/O and instrumentation signals.
- Conduct machine/plant sequence testing.
- Coordinate with customer engineers and other project teams.
- Attend breakdowns and resolve PLC-related problems.
- Support production trials and performance trials.
- Prepare commissioning reports and punch-point closure reports.

The candidate must be willing to travel to customer sites as required.

- Project DocumentationThe candidate will be responsible for maintaining:

- PLC software backups
- PLC program versions
- I/O lists
- PLC hardware configuration
- Communication configuration
- HMI backup
- FAT reports
- SAT/commissioning reports
- Software modification records
- As-built documentation
- Customer handover documentation

All PLC programs must be properly documented and backed up so that another engineer can understand, troubleshoot and maintain the system.
- Industry / Application ExperienceExperience in any of the following industries will be preferred:

- Steel / Metals
- Rolling Mills
- Bar Mills
- Wire Rod Mills
- TMT Rolling Mills
- Galvanizing Lines
- Furnaces
- Material Handling
- Pharma
- Food & Beverage
- Packaging
- Water Treatment
- General Industrial Automation

Experience in rolling mill automation, drives integration and process automation will be a strong advantage for Synergie projects.

- Technical Skills – MandatoryThe candidate should have practical hands-on knowledge of:

PLC

- Siemens S7-1200
- Siemens S7-1500
- TIA Portal / STEP 7

Programming

- LAD
- FBD
- SCL
- FB / FC / DB / OB
- Interlocks and sequences
- Analog signal processing
- PID basics
- Alarm handling
- Diagnostics

Hardware

- CPU
- DI/DO
- AI/AO
- ET200SP
- Remote I/O
- Industrial Ethernet / PROFINET

HMI

- WinCC
- WinCC Unified – preferred

Drives

- SINAMICS G120
- SINAMICS S120 – preferred
- Basic understanding of 6RA80 DC drives – preferred

Communication

- PROFINET
- PROFIBUS
- Modbus TCP/IP / RTU

- Educational QualificationMinimum Qualification:

- Diploma / BE / B.Tech in:
- Electrical Engineering
- Electronics Engineering
- Electronics & Telecommunication
- Instrumentation Engineering
- Industrial Automation





- ExperiencePreferred Experience: 2–6 years in Siemens PLC programming and industrial automation.

Candidates with strong hands-on experience in TIA Portal, S7-1200/S7-1500 and commissioning may be considered even if their overall experience differs.

For Senior PLC Programmer

5–10 years of relevant industrial automation experience preferred.

- Behavioural & Professional SkillsThe candidate should:

- Take ownership of assigned projects.
- Be willing to work at customer sites when required.
- Have good troubleshooting ability.
- Be able to understand electrical drawings.
- Coordinate effectively with electrical, design, project and commissioning teams.
- Maintain proper documentation and backups.
- Follow Synergie's engineering and project procedures.
- Communicate professionally with customers.
- Be able to work under project deadlines.
- Have a problem-solving attitude.
- Avoid repeated mistakes by documenting root causes and corrective actions.

- Key Performance Indicators (KPI)The PLC Programmer will be evaluated on:

1. PLC programming quality.
2. Timely completion of software development.
3. Number of programming errors during FAT.
4. Successful FAT completion.
5. Successful site commissioning.
6. Troubleshooting and problem-solving speed.
7. Reduction of site commissioning time.
8. Proper PLC/HMI software backup and documentation.
9. Customer feedback.
10. Compliance with Synergie engineering standards.
11. Ability to complete assigned project activities independently.
12. Coordination with project, electrical and panel teams.

- Important ResponsibilityThe PLC Programmer should be capable of taking ownership of the PLC portion of a project from:

PLC Hardware Configuration → PLC Programming → HMI Integration → Panel Testing → FAT → Site Commissioning → Troubleshooting → Final Handover The objective is to develop a programmer who can independently execute PLC automation projects, rather than only modify existing PLC programs.

- Additional AdvantagePreference will be given to candidates having experience in:

- Siemens Authorized Partner / System House workplace
- Steel and rolling mill automation
- SINAMICS drive integration
- WinCC Unified
- PCS 7
- Safety PLC / F-CPU
- Motion control
- High-speed counter / technology objects
- Recipe management
- SCADA integration
- PLC migration from S7-300/S7-400 to S7-1500

Siemens' current STEP 7 environment supports S7-1200/S7-1500 programming and also covers distributed I/O, motion and safety applications, making these useful additional skills for a project automation role.
- Work LocationSynergie Controls & Systems Pvt. Ltd.

Taloja, Navi Mumbai, Maharashtra

Working requirement: Primarily Taloja office/workshop with customer-site travel as required for FAT, commissioning and troubleshooting.

📌 Siemens PLC Expert (Navi Mumbai)
🏢 Synergie Controls u0026 Systems
📍 Navi Mumbai