ePropelled Sr Software Engineer Motor Control in Lowell, Massachusetts
Sr. Software Engineer ? Motor Control ePropelled is the leader in magnetic engineering innovations that dramatically improve electric motor and generator efficiency for propulsion applications such as aviation, aerospace and electric vehicles. ePropelled is looking for a skilled ?hands on? senior Software engineer with 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. Requirements ? 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. ? Strong oral and written communication skills ? Ability to work independently and as part of a team.