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# Firmware Engineer

- **Company:** Schneider Llp
- **Location:** Andover, MA, United States
- **Experience:** Expert
- **Salary:** $68,000.0 - $102,000.0
- **Contract:** Permanent contract
- **Skills:** Keil, C (Programming Language), Application Programming Interfaces (APIs), ARM Architecture, Unit Testing, Booting (BIOS), Code Review, Communications Protocols, Computer Engineering, Datasheets, Software Debugging, Memory Management, Embedded Software, Ethernet, Firmware, FreeRTOS, Hypertext Transfer Protocols (HTTP), Joint Test Action (IEEE Standards), Network Diagnostics, Real-Time Operating Systems, TCP/IP, Universal Asynchronous Receiver/Transmitter, Serial Peripheral Interface, PIC Microcontroller, Information Technology
- **Published:** August 18, 2026
- **Apply:** https://www.jofdav.com/jobs/59301504-firmware-engineer

## About the Role

We are seeking an experienced Firmware Engineer with strong expertise in RTOS based embedded systems. The ideal candidate will design, develop, and maintain robust firmware for embedded platforms, with a focus on performance, reliability, and scalability across multiple products., Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or equivalent experience
5+ years of embedded firmware development experience
Expert-level C programming for embedded systems
Strong understanding of:
RTOS concepts (scheduling, priorities, context switching)
Interrupt handling and real-time constraints
Memory management in constrained systems
Experience working with ARM-based microcontrollers (e.g., Cortex-A)
Familiarity with embedded toolchains and debuggers (Segger, IAR, Keil, GCC, etc.)
Experience reading schematics and datasheets
Strong debugging and problem-solving skills

Preferred / Nice-to-Have Qualifications

Experience with bootloaders and firmware upgrade mechanisms
Experience in networked embedded systems and communication protocols (TLS, HTTP, TCP/IP, Ethernet, CAN, USB)
Experience with unit testing and CI for embedded systems
Familiarity with µC/OS-II and other RTOSes (FreeRTOS, ThreadX, Zephyr)

Soft Skills

Strong communication and documentation skills
Ability to work independently and within cross-functional teams
Comfortable working on complex, long-lifecycle products
Detail-oriented with a focus on product quality and reliability

## Description

Design, develop, and debug RTOS based embedded system firmware
Implement multitasking systems utilizing:
Tasks, semaphores, mutexes, queues, event flags, timers and interrupts
Develop low-level drivers for peripherals (UART, SPI, I2C, GPIO, Ethernet, etc.)
Optimize firmware for real-time performance, memory usage, and stability
Integrate firmware with hardware and collaborate closely with hardware engineering teams
Debug complex system issues using JTAG, logic analyzers, oscilloscopes and networking tools
Support bring-up of new hardware platforms
Write and maintain technical documentation (design specs, APIs, release notes)
Participate in code reviews and contribute to firmware architecture decisions
Support manufacturing, test, and field issues as needed


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