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Embedded Rtos Jobs in Glen Ellyn, IL (NOW HIRING)

You will work closely with real hardware targets, focusing on RTOS, embedded Linux, C++, and hardware-adjacent engineering to support cutting-edge government-related technology initiatives.

Embedded Engineer

Chicago, IL · On-site

$135K - $178K/yr

Proficient with industry standard tools and platforms (e.g., Embedded C/C++, Altium, RTOS, etc.) * Experience with electronic design (PCB, motor control, RF, power electronics, high speed, etc.

Embedded Engineer

Chicago, IL · Hybrid

$135K - $178K/yr

Proficient with industry standard tools and platforms (e.g., Embedded C/C++, Altium, RTOS, etc.) * Experience with electronic design (PCB, motor control, RF, power electronics, high speed, etc.

Sr Embedded Engineer

Aurora, IL · Hybrid

$99K - $135K/yr

Design and development of embedded firmware for sensor applications including sensor interfacing ... Experience with RTOS such as FreeRTOS Zephyr and TI RTOS. * Experience using logic analyzers ...

Sr Embedded Engineer

Aurora, IL · On-site

$99K - $135K/yr

Design and development of embedded firmware for sensor applications including sensor interfacing ... Experience with RTOS such as FreeRTOS Zephyr and TI RTOS. * Experience using logic analyzers ...

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Embedded Rtos information

See Glen Ellyn, IL salary details

$68K

$149.1K

$169.1K

How much do embedded rtos jobs pay per year?

As of Jul 29, 2026, the average yearly pay for embedded rtos in Glen Ellyn, IL is $149,099.00, according to ZipRecruiter salary data. Most workers in this role earn between $127,800.00 and $168,200.00 per year, depending on experience, location, and employer.

What are some typical challenges faced when developing software for embedded RTOS environments?

Developing software for embedded RTOS (Real-Time Operating System) environments often involves unique challenges such as managing limited memory and processing resources, ensuring deterministic real-time performance, and debugging in resource-constrained systems. Team members frequently collaborate closely with hardware engineers to optimize code for specific microcontrollers or processors. Additionally, balancing task prioritization and inter-task communication to avoid deadlocks or priority inversion is a common focus. These complexities make strong problem-solving skills and attention to detail particularly valuable in this role.

What are the key skills and qualifications needed to thrive as an Embedded RTOS Engineer, and why are they important?

To thrive as an Embedded RTOS Engineer, you need a strong background in embedded systems programming, real-time operating system (RTOS) concepts, and a relevant degree in computer engineering or a related field. Familiarity with tools like Keil, IAR Embedded Workbench, and experience with RTOS platforms such as FreeRTOS or VxWorks, along with certifications like Certified Embedded Systems Engineer, are highly valuable. Attention to detail, problem-solving abilities, and effective teamwork are crucial soft skills that enhance performance in this role. These competencies are essential for designing reliable, efficient, and responsive embedded solutions that meet stringent real-time requirements.

What is an Embedded RTOS?

An Embedded RTOS (Real-Time Operating System) is a specialized operating system designed to manage hardware resources and run applications with precise timing requirements in embedded systems. Unlike general-purpose operating systems, an RTOS ensures that tasks are executed predictably and meet strict deadlines, which is crucial in applications like automotive systems, medical devices, and industrial automation. Embedded RTOSs provide features like multitasking, task scheduling, and inter-task communication, all optimized for resource-constrained environments. They help developers create reliable, efficient, and responsive embedded applications.

What is the difference between Embedded Rtos vs Firmware Engineer?

AspectEmbedded RtosFirmware Engineer
CredentialsKnowledge of RTOS, embedded systems, C/C++Embedded systems, C/C++, hardware understanding
Work EnvironmentEmbedded systems development, real-time applicationsHardware interfacing, low-level programming
Industry UsageConsumer electronics, automotive, IoT devicesConsumer electronics, aerospace, medical devices

Embedded Rtos specialists focus on designing and implementing real-time operating systems for embedded devices, ensuring system responsiveness and multitasking. Firmware Engineers develop low-level software that directly interacts with hardware components, often working within embedded environments. While both roles require embedded systems knowledge, Embedded Rtos professionals specialize in real-time OS development, whereas Firmware Engineers focus on hardware-software integration and low-level programming.

What cities near Glen Ellyn, IL are hiring for Embedded Rtos jobs? Cities near Glen Ellyn, IL with the most Embedded Rtos job openings:
Infographic showing various Embedded Rtos job openings in Glen Ellyn, IL as of June 2026, with employment types broken down into 94% Full Time, and 6% Part Time. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $149,099 per year, or $71.7 per hour.
Senior Embedded Software Engineer

Senior Embedded Software Engineer

Spear Staffing

Schaumburg, IL • On-site

$122K - $160K/yr

Other

Posted 7 days ago


Job description

Job Overview – Senior Embedded Software Engineer (Contract)

Location: Schaumburg, IL (Onsite Interview Required)
Duration: 9+ Month Contract (Strong Potential for Full-Time Conversion)

Position Summary

We are seeking a Senior Embedded Software Engineer to join the firmware engineering team developing the next generation of secure NFC/RFID credential readers. This role is focused on designing, implementing, and delivering production-quality embedded firmware within an existing embedded framework using Modern C++ (C++17+). The ideal candidate has extensive experience with embedded firmware, RTOS, STM32 Cortex-M microcontrollers, low-level device drivers, and real-time systems.

The engineer will own firmware subsystems, optimize performance for memory, timing, and power, and collaborate with experienced engineering teams to deliver secure, production-ready firmware.


Required Skills

  • 5+ years of Embedded Firmware Development experience
  • Strong programming experience with Modern C++ (C++17 or newer)
  • Embedded firmware development (not application software)
  • RTOS experience (Zephyr preferred)
  • Cortex-M Microcontrollers (Cortex-M4F preferred)
  • STM32 Microcontroller experience (STM32G474 preferred)
  • Device Driver Development
  • USB, UART, SPI, I2C
  • GPIO, DMA, Timers
  • Embedded State Machines
  • Device Abstraction Layer (DAL)
  • Memory, Timing & Power Optimization
  • Static Analysis & Performance Profiling
  • Embedded Debugging
  • Fault Recovery & Error Handling
  • No Heap Allocation / No Exceptions firmware architecture
  • Bachelor''s Degree in Engineering or related field

Preferred Skills

  • Zephyr RTOS
  • Embedded Template Library (ETL)
  • CCID USB Protocol
  • NFC/RFID Firmware
  • Security Products
  • Secure Access Systems
  • Authentication Devices
  • USB Stack Development
  • Secure Communications
  • Linux Development Environment
  • Windows + Linux VM Development
  • Production Firmware Validation

Responsibilities

  • Design and develop embedded firmware subsystems.
  • Implement modern C++ modules within the existing embedded architecture.
  • Develop low-level firmware for STM32 Cortex-M4F microcontrollers.
  • Build and maintain device abstraction layer drivers.
  • Extend USB stack functionality for CCID credential readers.
  • Develop ETL-based state machines.
  • Optimize firmware for memory, timing, and power consumption.
  • Debug and resolve firmware issues.
  • Implement robust fault handling and recovery.
  • Participate in firmware validation and production release.
  • Collaborate with cross-functional engineering teams.
  • Maintain firmware documentation and design artifacts.

Technical Environment

  • Modern C++ (C++17+)
  • Zephyr RTOS
  • STM32G474
  • Cortex-M4F
  • USB
  • UART
  • SPI
  • I2C
  • GPIO
  • DMA
  • Timers
  • ETL
  • CCID
  • NFC
  • RFID
  • Linux VM
  • Windows Development Host

Ideal Candidate

The ideal candidate is a senior embedded firmware engineer who has designed production firmware for ARM Cortex-M microcontrollers, possesses strong Modern C++ expertise, understands RTOS concepts, develops low-level drivers, and enjoys working on secure embedded devices involving NFC/RFID technologies. Candidates should be comfortable taking ownership of firmware modules while collaborating within an established embedded framework.


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About Spear Staffing

Sourced by ZipRecruiter

Spear Staffing is an IT staffing and recruitment company that is diversity-certified and offers great staffing services. We enable corporations, startups, and small businesses to harness the power of technology and human capital to drive unstoppable growth. We are a rapidly expanding company with a focus on meeting the specific demands of clients by considerably enhancing their operations. Our team, which is managed by specialists skilled in creative thinking, programming concepts, and business skills, has only one goal: “The success of our clients”. We place a lot of emphasis on developing deep relationships and meaningful communication. And using this, we find, coordinate, offer and manage a variety of managed IT and staffing services.

Industry

Recruiting and staffing services

Company size

11 - 50 Employees

Headquarters location

ROCKVILLE, MD, US

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