What You Will Do
Johnson Controls is seeking a Principal Embedded Software Engineer to join the Firmware Engineering team based in Glendale, WI. You will be responsible for a broad array of product portfolios, including sensors, actuators, refrigeration controls, critical environment (differential pressure) controls and wireless communications.  You will have the opportunity to work across multiple product portfolios, and with a considerable variety of technologies.  If you’re a self-motivated individual that will contribute to delivering the next generation of these building automation controls, enabling our global customers to optimize their comfort, energy usage, and security within their commercial buildings, this could be THE impactful position for you! This role is based onsite in our Glendale, WI, facility. Candidates must be commuting distance to Glendale, WI, or able/willing to relocate. 

How You Will Do It

Get read to design, implement and test embedded software for a wide variety of products and technologies!  You will work with minimal direction in a collaborative and innovative environment and will be challenged to develop creative solutions, and to submit patent applications for your novel ideas.  This position also requires the ability to multitask, and to work effectively in response to changing priorities.

How you will do it 
Required
•    Bachelor or Masters degree in Electrical Engineering, Computer Engineering, or closely related discipline
•    5+ years of qualified experience developing firmware using C/C++
•    Experience working with RTOS, and threading within multitasking systems
•    Experience with serial communications via I2C, SPI, and RS-485
•    Experience with wireless communication protocols including ZigBee, Bluetooth/BLE, and Wi-Fi
•    A desire to learn new technologies
•    Proven ability to provide technical leadership for small teams
•    Proven ability to mentor less experienced engineers
•    Strong analytical skills, with the ability to generate creative solutions to overcome difficult challenges

Preferred
•    Familiarity with BACnet and/or Modbus protocols
•    Experience with ARM Core based MCUs
•    Experience with fixed-segment and/or graphical LCD displays
•    Experience with IDEs like IAR or STM32cube
•    Experience with Git & Jira