Embedded Software Engineer

Accelera

Indianapolis (IN)

On-site

USD 96,000 - 124,000

Full time

3 days ago

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Job summary

Accelera in Indianapolis, IN is seeking an Embedded Software Engineer to own the full firmware lifecycle for connected HVAC solutions, from design to manufacturing, leveraging Embedded C on ARM Cortex‑M with RTOS or bare‑metal.

You will work with hardware and software teams to optimize drivers (I2C, SPI, UART, DMA) and implement secure OTA updates, low‑power modes, and robust debugging with GDB, SWD, and J‑Link, while driving code reviews and documentation.

Qualifications

Bachelor of Science in Computer Science, Electrical Engineering, Computer Engineering, or a related technical discipline.

Responsibilities

Architect and support embedded software solutions tailored for ARM Cortex-M architectures.
Create robust firmware utilizing Embedded C within both bare-metal and RTOS environments.
Enhance system performance by optimizing drivers for peripherals such as I2C, SPI, UART, DMA, GPIO, timers, and watchdogs.
Design efficient bootloaders and low-power firmware update processes to extend product longevity.
Develop wireless solutions including mesh networking, Z-Wave, and sub-GHz protocols to enable device connectivity.
Collaborate with hardware engineering to ensure seamless hardware-software integration.
Utilize debugging tools like GDB, SWD, J-Link to troubleshoot and validate performance.
Contribute to secure firmware architectures and reliable OTA update processes.
Engage in documentation, code reviews, and process improvements to uphold quality.

Skills

Embedded C

ARM Cortex-M

RTOS

Low-power design

Debugging

Team collaboration

Education

Bachelor's degree in Computer Science / Electrical Engineering / Computer Engineering

Tools

GDB

SWD/J-Link

Bare-metal

Bootloaders

Job description

Shape the Future of HVAC Connectivity as an Embedded Software Engineer

Location: Indianapolis, IN | Schedule: Monday through Friday, 9:00 AM to 5:00 PM | Compensation: $76 per hour

If you possess a deep interest in wireless technology and embedded systems, we are looking for an Embedded Software Engineer to contribute to the creation of innovative, secure, and highly efficient connected HVAC solutions. You will be responsible for the full lifecycle of firmware development, working alongside multidisciplinary teams to ensure our high-performance products move successfully from initial design to final manufacturing.

Shape the Future of HVAC Connectivity as an Embedded Software Engineer

Location: Indianapolis, IN | Schedule: Monday through Friday, 9:00 AM to 5:00 PM | Compensation: $76 per hour

Core Responsibilities

Architect and support embedded software solutions tailored for ARM Cortex-M architectures.
Create robust firmware utilizing Embedded C within both bare-metal and RTOS environments.
Enhance system performance by optimizing drivers for essential peripherals like I2C, SPI, UART, DMA, GPIO, watchdogs, and timers.
Improve product longevity and functionality by designing efficient bootloaders and low‑power firmware update processes.
Support the connectivity of our devices by developing wireless solutions involving mesh networking, Z‑Wave, and sub‑GHz protocols.
Ensure seamless hardware‑software integration by partnering closely with our hardware engineering department.
Maintain high system quality by utilizing GDB, SWD, J‑Link, and other diagnostic tools to troubleshoot and validate performance.
Strengthen product integrity by contributing to secure firmware architectures and reliable OTA update processes.
Foster a culture of quality by engaging in documentation efforts, code reviews, and ongoing process improvements.

Candidate Requirements

Essential Qualifications

Possess a Bachelor of Science in Computer Science, Electrical Engineering, Computer Engineering, or a related technical discipline.
Demonstrate professional expertise in developing embedded software using Embedded C.
Show proven ability working with ARM Cortex‑M microcontrollers in RTOS or bare‑metal environments.
Exhibit mastery of interrupt‑driven designs and the configuration of embedded peripherals such as UART, SPI, I2C, GPIO, DMA, timers, and watchdogs.
Display experience in the creation of low‑power applications, firmware update systems, and bootloaders.
Utilize debugging tools like GDB, SWD, or J‑Link to resolve complex system issues.
Communicate effectively across teams to drive project success while maintaining the ability to work autonomously.

Preferred Qualifications

Utilize Silicon Labs wireless stack APIs, Simplicity Studio, Gecko SDK, or EFR32 hardware.
Apply practical knowledge of low‑power wireless sensor networks, mesh networking, Z‑Wave, or proprietary sub‑GHz protocols.
Implement industry‑standard embedded security practices, including encrypted OTA updates, secure pairing, firmware signing, and secure boot.
Leverage modern development workflows such as CI/CD pipelines, Git, automated testing, state‑machine design, and modular architecture.
Understand RF fundamentals, including wireless certification, EMC/EMI troubleshooting, antenna performance, and RF optimization.
Bring relevant experience from the IoT, industrial, smart home, or HVAC sectors.

Join Our Team

We invite you to apply if you are eager to develop secure, connected technology and advance your career by working on sophisticated HVAC systems.

Required Technical Proficiencies:

RTOS and bare‑metal firmware development
Peripheral management including UART, SPI, I2C, GPIO, DMA, timers, and watchdogs
Embedded C programming
Mesh networking protocols
Wireless OTA firmware update implementation
Wireless communication technology
ARM Cortex‑M microcontroller architecture