Software Engineer-Motion Control
Davis Companies
 Lowell, MA

We are looking for a Software Engineer-Motion Control to join our client in Lowell, Ma on a direct hire basis.



The Software engineer should have experience in the design of motor controllers for its line of high efficiency brushless motor/generators for use in a variety of applications. The ideal candidate will have successful experience taking high power motor controller design projects from concept to manufacturing. Familiarity with a variety of software simulation tools is also desired.



Responsibilities



  • Develop motor control software design concepts in support of system requirements.

  • Create technical documentation, i.e. concept documents, system functional and design specifications, technical specifications and test reports for all designs.

  • Develop firmware/software for embedded processors and DSP based motor controller/power system to support required features.

  • Implement motor control firmware based on sensor-less FOC principles. Understand and create control methods and algorithms for controlling Brushless motors and their systems.

  • Expert knowledge of Sensor-less torque control and closed loop position control

  • Experience with sensor based control desired

  • Implement software based digital filtering for sensor monitoring

  • Develop control models in Matlab/Simulink.


Qualifications



  • Bachelor’s Degree in Computer or Electrical Engineering.

  • Minimum of five (5) years of experience in design and implementation of control algorithms for power conversion circuits, active converters or motor control

  • Experience with digital devices microprocessors, DSPs, memory devices, OPAMPs, A/D and D/A converters.

  • Experience with RS232, RS485, CAN bus, ModBus, USB interfaces, Ethernet and I2C interfaces as well as Wi-Fi and Bluetooth.

  • Experience with a variety of sensors i.e. thermal, current, voltage etc.

  • Experience in C/C++ and assembly language for microprocessors and DSPs

  • Experience in using SW debugging tools, emulators

  • Experience in design of SW architecture, user interfaces, and documentation for embedded controllers

  • Experience with software build tools, version control and scripting languages

  • Knowledge of MATLAB Simulink for controls development

  • Must be organized and have methodical approach to problem solving.


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