[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Merck KGaA, Darmstadt, Germany and its affiliates jobs](https://jobs.opennash.com/companies/merck-kgaa-germany/) · [Search jobs](/search/) Merck KGaA, Darmstadt, Germany and its affiliates · Bangalore, Karnataka, India # Software OT Developer Bangalore, Karnataka, India Full-time Software Engineering Listed on Merck KGaA, Darmstadt, Germany and its affiliates’s official careers site. Posted October 2, 2026. Check that it is still open and apply there. [Apply on Merck KGaA, Darmstadt, Germany and its affiliates’s careers site →](https://careers.merckgroup.com/global/en/job/MQAMKDGLOBAL304100EXTERNALENGLOBAL/Software-OT-Developer) [OpenNash Jobs](https://jobs.opennash.com/) / [Merck KGaA, Darmstadt, Germany and its affiliates](https://jobs.opennash.com/companies/merck-kgaa-germany/) / Software OT Developer ## Job description Work Your Magic with us! 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. ### Technical 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: ### Education - 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 What we offer: 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! ## At a glance - Posted by the employer: Oct 2, 2026 - First seen by OpenNash: Oct 19, 2026 - Last checked: Oct 19, 2026 - Listed for: 17 days - Location: Bangalore, Karnataka, India - Employment type: Full-time[Apply on Merck KGaA, Darmstadt, Germany and its affiliates’s careers site →](https://careers.merckgroup.com/global/en/job/MQAMKDGLOBAL304100EXTERNALENGLOBAL/Software-OT-Developer) ## More jobs at Merck KGaA, Darmstadt, Germany and its affiliates ### [(Senior) Software Engineer (all genders) 1](https://jobs.opennash.com/companies/merck-kgaa-germany/jobs/64dc52d3d4284dbe7c19/) Bangalore, Karnataka, India ### [Associate Director Stat. 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