Embedded Software Engineer - MST

Belcan Corporation; Indianapolis (IN); On-site; USD 130,000 - 165,000; Full time

Benefits offered by this job

Health insurance

401(k)

Education assistance

Paid time off

Job summary

Belcan Corporation in Indianapolis, IN is seeking an Embedded Software Engineer - MST for a 12-month contract starting immediately. The role pays $70.51/hr and requires extensive Embedded C, RTOS/bare-metal firmware, ARM Cortex-M microcontrollers, and wireless protocol expertise (Z‑Wave, Sub‑GHz).

Strong emphasis on RF/mesh networking and secure OTA updates. Candidates should have experience with Silicon Labs tools (Simplicity Studio, Gecko SDK) and debugging with J-Link/SWD/GDB.

Qualifications

• Embedded C (mandatory).
• Bare-metal and RTOS-based firmware development.
• ARM Cortex-M microcontrollers with DMA/timers.
• Interrupt-driven architectures and debugging.
• Bootloaders and firmware update systems.
• J-Link/SWD/GDB debugging and low-power design.
• Wireless proficiency in Z-Wave and sub-GHz protocols.
• Mesh networking and RF coexistence for wireless devices.
• OTA firmware updates over wireless and related tooling.

Skills

Embedded C

Bare-metal firmware

RTOS firmware

ARM Cortex-M

Interrupt-driven design

DMA/timers/watchdog

GPIO/UART/SPI/I2C

Bootloaders/firmware updates

J-Link/SWD/GDB

Low-power firmware design

Z-Wave

Sub-GHz protocols

Mesh networking

RF coexistence

OTA over wireless

Simplicity Studio

Silicon Labs Gecko SDK

Zniffer/packet tracing

PTI packet tracing

Tools

J-Link

Simplicity Studio

Silicon Labs Gecko SDK

Silicon Labs wireless stack APIs

Zniffer

PTI

Job description

Job Title: Embedded Software Engineer - MST

Location: Indianapolis, IN

Zip Code: 46204

Duration: 12 Months

Start Date: Right Away

Pay Rate: $70.51/hr.

Keyword's: #Indianapolisjobs; #EmbeddedSoftwareEngineerjobs.

Start Date: Immediate

We provide a competitive pay and benefits package. This position is offering a pay rate of $70.51/hr. however, Belcan considers several factors when extending an offer, including but not limited to education, experience, geographic location, and discipline. Benefits offered may include health care, dental, vision, life insurance; 401(k); education assistance; paid time off including PTO, holidays, and any other paid leave required by law.

Benefits

• health care, dental, vision, life insurance


• 401(k)


• education assistance


• paid time off including PTO, holidays, and any other paid leave required by law.

Job Specific Requirements

• Embedded C (mandatory)


• Bare-metal and RTOS-based firmware


• ARM Cortex-M microcontrollers


• Interrupt-driven architectures


• DMA, timers, watchdogs, GPIO, UART, SPI, I2C


• Bootloaders and firmware update systems


• Debugging with J-Link/SWD/GDB


• Low-power firmware design

Wireless Protocol Expertise (Critical)

This is where average embedded developers get separated from actual RF/wireless experts.

Required Wireless Experience

• Z-Wave


• Proprietary sub-GHz protocols


• Mesh networking


• Low-power wireless sensor networks


• RF coexistence


• OTA firmware updates over wireless

Especially valuable:

• Experience with Silicon Labs wireless SDKs


• Experience modifying MAC/PHY behavior


• Experience implementing custom protocol layers

Silicon Labs / Z-Wave Specific Skills

Strongly Preferred Experience with:

• Simplicity Studio


• Silicon Labs Gecko SDK


• Silicon Labs wireless stack APIs


• Z-Wave 700/800 series


• SmartStart


• S2 security


• OTA DFU mechanisms


• Zniffer packet analysis


• PTI packet tracing

Security Skills (Increasingly Important)

Modern wireless products require serious security awareness.

Required or Preferred

• Secure boot


• Firmware signing


• Key provisioning


• Encrypted OTA updates


• Secure pairing/authentication


• Replay protection


• Secure storage of credentials

Especially important if:

• HVAC


• industrial


• smart home


• access-control


• infrastructure markets

Strongly Preferred

• Modular firmware architecture


• State-machine design


• Event-driven systems


• Git workflows


• CI/CD for firmware


• Automated testing


• Hardware abstraction layers


• Documentation discipline

Belcan is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.

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