Software OT Developer

Role overview

Software OT Developer at Merck

Responsibilities

• Work Your Magic with us!

Required qualifications

• Bachelor's degree in Engineering, Instrumentation & Control, Electronics, Electrical ,Automation, or a related technical field.
• Experience. 8+ 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.

Required skills

• Expert proficiency in structured programming (STL/FBD/Ladder) and object-oriented programming principles.
• Advanced expertise with at least two industrial PLC development platform: Siemens TIA Portal, Rockwell Studio or CODESYS.
• 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.

Employment details

• Location: Bangalore [Karnataka] [India]

Benefits

• We are curious minds that come from a broad range of backgrounds, perspectives, and life experiences.
• We celebrate all dimensions of diversity and believe that it drives excellence and innovation, strengthening our ability to lead in science and technology.
• We are committed to creating access and opportunities for all to develop and grow at your own pace.
• Join us in building a culture of inclusion and belonging that impacts millions and empowers everyone to work their magic and champion human progress!
• Apply now and become a part of our diverse team!

Additional role details

• Ready to explore, break barriers, and discover more?
• We know you’ve got big plans – so do we!
• Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Healthcare, Life Science, and Electronics.
• Together, we dream big and are passionate about caring for our rich mix of people, customers, patients, and planet.
• That`s why we are always looking for curious minds that see themselves imagining the unimageable with us.
• Your Role.