Senior Controls Engineer

3 days ago


San Francisco, California, United States Cellares Full time
Job Title: Senior Controls Engineer

We are seeking a highly skilled and experienced Senior Controls Engineer to join our team at Cellares. As a key member of our engineering team, you will play a critical role in the design, implementation, and testing of our advanced cell therapy manufacturing platform.

Responsibilities:
  • Lead the development of control systems integrating custom and off-the-shelf laboratory instruments and PLC-based control hardware.
  • Drive component selection, prototyping, bring-up, debugging, documentation, manufacturing, and testing.
  • Develop PLC control software using Structured Text and leveraging object-oriented programming methodologies.
  • Develop unit tests and functional tests for PLC code, participate in code reviews, and leverage Git for version control and code management.
  • Participate in design reviews and provide input to identify issues and drive design choices.
  • Collaborate with the software team to develop robust, well-documented software interfaces to hardware.
  • Collaborate with external stakeholders, including Systems Engineering, Quality, Mechanical Engineering, Process Development, etc., for project planning, requirements development, and architecture development.
  • Collaborate with external suppliers and contract manufacturers.
  • Develop test software in Python, C#, or other languages to validate subsystems during manufacture.
Requirements:
  • Bachelor's or Master's degree in Computer Engineering, Computer Science, Software Engineering, Electrical Engineering, or equivalent experience is required.
  • 5+ years of industry experience developing control systems for customer-shippable life science instrumentation or comparable equipment.
  • 2+ years of experience in medical device design preferred.
  • Experience as a technical/engineering lead on multiple projects incorporating motion control and basic process control.
  • Experience with at least one major PLC platform (Siemens TIA Portal, Beckhoff TwinCAT3, B&R) or experience with hardware control using real-time operating systems (RTOS) such as VXWorks, QNX, INtime, etc.
  • Proficient with IEC-based languages with a focus on Structured Text.
  • Proficient with object-oriented programming and have an understanding of how to apply OOP concepts to control software.
  • Experience implementing and developing coding standards around industry-standard control implementations, for example, implementations following the ISA-88 hierarchical model.
  • Experience reading and interpreting electrical drawings.
  • Hands-on experience with wiring, configuring, and troubleshooting electrical and control systems.
  • Proficient in the design of safety systems following IEC/ISO/RIA standards.
  • Understanding of the proper integration and usage of safety relays, safety PLCs, light curtains, E-Stops, etc.
  • Experience with fieldbus technologies such as EtherCAT, Profinet, EtherNet/IP.
  • Experience with one computer programming language such as Python, C#, Java.
  • Desire to work in a fast-paced, collaborative start-up environment.
  • Self-awareness, integrity, authenticity, and a growth mindset.

We offer a competitive salary and benefits package, as well as opportunities for professional growth and development. If you are a motivated and experienced Senior Controls Engineer looking for a new challenge, please submit your application.



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