Posted 07 August, 2026
Software (OT) Operational Technology Developer
The businesses of Merck KGaA, Darmstadt, Germany
Hyderabad,Andra Pradesh,India
Full Time
Reference: 137_716578_301912
Your Role:
Technical Skills
- Expert proficiency in structured programming (STL/FBD/Ladder) and object-oriented programming principles
- Advanced expertise with at least one industrial PLC development platform: Siemens TIA Portal, CODESYS, or Rockwell Studio
- Strong experience with SCADA/HMI platforms: Siemens WinCC, FactoryTalk View, Ignition, or iFix
- Hands-on knowledge of industrial communication protocols: OPC DA/UA, MODBUS, Ethernet/IP, and Profinet
- Practical experience with Distributed Control Systems (DCS) solutions such as Delta-V or Siemens PCS
- Working knowledge of MS SQL Server and .NET framework
- Demonstrated ability to design intuitive user interfaces and create rapid prototypes
- Strong understanding of electrical drawings, P&ID (Piping & Instrumentation Diagrams), and I/O lists for system design and integration
- Ability to interpret and work with engineering documentation including electrical schematics, instrumentation diagrams, and control logic specifications
Who You Are:
Education
- Bachelor's degree in Engineering, Instrumentation & Control, Electronics, Electrical ,Automation, or a related technical field
Experience
- 7+ years of hands-on experience developing Industrial Control Systems and OT technologies in production or R&D environments
- Proven track record in PLC programming and SCADA/HMI development specifically within R&D or laboratory automation contexts. Demonstrated expertise in commissioning and troubleshooting physical automation systems
Having:
- Strong hands-on experience with Siemens TIA Portal and Siemens WinCC
- Practical experience implementing Module Type Package (MTP) standards. Experience developing RESTful APIs and WebSocket solutions for industrial applications
- Familiarity with automated testing frameworks and version control systems (GitHub). Knowledge of Infrastructure as Code tools: Terraform or Ansible. Experience with CI/CD pipelines optimized for industrial automation systems
- Hands-on experience with virtualization technologies: Docker and containerization. Experience with enterprise monitoring and logging tools such as Prometheus
- Familiarity with RabbitMQ, Java, or other modern backend technologies. Knowledge of ISA-88, ISA-95, or ISA-99 standards. Understanding of GAMP 5, FDA guidelines, and regulated software development lifecycle practices
- Proven experience working in Agile methodologies and Nexus framework environments. Exposure to AI/ML solutions and ability to incorporate them into SDLC workflows