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LER TechForce · Indianapolis
What You Will Be Doing
Design, develop, and maintain embedded firmware for low-power wireless devices using
C/C++ and FreeRTOS
Develop and optimize device drivers and board-support code for I²C, SPI, UART, ADC, DAC, sensors, displays, external memory, and wireless radios
Build reliable connectivity features using
LoRaWAN, BLE, Wi-Fi, cellular, and NFC
Develop Wi-Fi provisioning, roaming, station and access-point functionality, and power-aware duty cycling
Implement secure bootloaders and over-the-air update workflows with diagnostics, logging, and fail-safe rollback
Collaborate with hardware, cloud, and mobile teams to deliver features from concept through deployment
Participate in code reviews and continuous-integration activities
Support board bring-up, design verification testing, manufacturing test scripts, calibration workflows, and field reliability
Profile battery life, performance, and RF behavior while developing telemetry for real-world product observability
What You Will Need to Be Successful
Essential
Bachelor’s degree
At least
4 years of professional embedded firmware development experience
Hands-on experience with embedded toolchains, HAL/LL libraries, SWD/GDB, and debugging tools such as J-Link or OpenOCD
LoRaWAN
Wi-Fi
Bluetooth Low Energy
NFC
Cellular
Ability to use oscilloscopes and logic analyzers
Ability to read schematics and component datasheets
Clear communication, practical problem-solving skills, and strong product instincts
Preferred
Knowledge of FreeRTOS tasks, queues, and timers
Familiarity with LoRaWAN regions and MAC behavior, BLE pairing and bonding, or Wi-Fi captive-portal provisioning
Experience developing factory-test automation or Python-based tools and fixtures
Experience modeling and optimizing power consumption for battery-operated products
Familiarity with e-paper or LCD user interfaces on resource-constrained microcontrollers, including LVGL
Familiarity with quality and compliance environments in healthcare or life sciences, including audit-friendly logging and reporting
Details
| Company | LER TechForce |
| Location | Indianapolis |
| Type | FULL TIME |
| Niche | Full-time |