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OT Developer

Job in Bedford, Middlesex County, Massachusetts, 01730, USA
Listing for: Spruce Infotech
Full Time position
Listed on 2026-06-02
Job specializations:
  • Software Development
    Software Engineer
Job Description & How to Apply Below
OT Developer (Operational Technology Developer)

Key Responsibilities
  • Develop industrial control systems and OT solutions following GAMP 5 guidelines, including technical specifications and validation support documentation, ensuring designs enable GxP compliance for biopharmaceutical R&D environments.
  • Design and implement PLC programming and SCADA/HMI applications.
  • Implement data exchange solutions using communication protocols.
  • Demonstrate solutions via presentations and proof-of-concept implementations.
  • Collaborate with product owners, architects, and stakeholders on the requirements and participate in Agile/Nexus Framework practices.

Required Qualifications


Education
  • Bachelor's degree in engineering, Computer Science, Automation, or related technical field

Experience
  • 7+ years of hands-on experience in Industrial Control Systems and OT technologies with the proven track record in PLC programming and SCADA/HMI development in R&D environments.

Technical Skills
  • Expert in STL/FBD/Ladder and object-oriented programming preferably using Siemens TIA Portal, CODESYS
  • Expert in SCADA/HMI development preferably using Siemens WinCC, Ignition, Aveva System Platform
  • Experience with OPC DA & UA, MODBUS, Ethernet/IP protocols for real-time data exchange
  • Experience with DCS solutions (Delta-V and/or Siemens PCS), UI design and prototyping
  • Experience with MS SQL Server and .NET framework

Preferred Qualifications
  • Strong hands-on experience with Siemens TIA Portal, Siemens WinCC is a plus
  • Hands-on MTP (Module Type Package) implementation experience is a plus
  • Experience with RESTful APIs and Web Socket is a plus
  • Familiarity with Automated testing frameworks, Version control (Git Hub), Infrastructure as Code (Terraform, Ansible), CI/CD pipelines for industrial automation systems
  • Familiarity Virtualization technology, Docker, Monitoring and logging tools (Prometheus)
  • Experience with Prometheus, Rabbit

    MQ, Java, Docker, virtualizing SCADA and PLC packages
  • Familiarity with ISA-88/ISA-95 standards
  • Agile methodology and Nexus framework experience
  • Knowledge of AI solutions and ability to use in SDLC is a plus
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