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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 and Skills

• 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.

Location: Lowell, MA

Employment: Full-Time

Salary: DOE