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Senior Embedded Software Engineer Jobs in Defiance, OH

Senior Firmware Engineer

Oakwood, OH · On-site

$117K - $154K/yr

As a Senior Firmware Engineer, you will help develop and deliver the embedded software that powers next-generation handheld radiation detection and identification systems used in public safety ...

Senior Software Simulation Engineer Location: Remote ( Must travel to Normal, IL for 1 week during the first month of onboarding; additional travel may be required based on project needs. ) Duration ...

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Showing results 1-20

Senior Embedded Software Engineer information

See Defiance, OH salary details

$69.1K

$132.4K

$177K

How much do senior embedded software engineer jobs pay per year?

As of Aug 5, 2026, the average yearly pay for senior embedded software engineer in Defiance, OH is $132,420.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,400.00 and $148,600.00 per year, depending on experience, location, and employer.

What is a senior embedded software engineer?

A Senior Embedded Software Engineer is an experienced professional who designs, develops, tests, and maintains software that runs on embedded systems—specialized computing devices that are not traditional computers, such as automotive control systems, medical devices, or consumer electronics. They often work closely with hardware engineers to ensure software integrates seamlessly with hardware components. Senior engineers typically lead projects, mentor junior staff, and contribute to system architecture and design decisions. Their expertise includes programming languages like C or C++, real-time operating systems, and debugging tools specialized for embedded environments.

What is the difference between Senior Embedded Software Engineer vs Embedded Software Engineer?

AspectSenior Embedded Software EngineerEmbedded Software Engineer
Required CredentialsBachelor's/Master's in Computer Engineering, Electrical Engineering, or related field; experience in embedded systemsBachelor's degree in relevant field; entry-level to mid-level experience
Work EnvironmentDesigning, developing, testing embedded systems for hardware productsDeveloping firmware and software for embedded devices, often under supervision
Employer & Industry UsageTech companies, automotive, aerospace, consumer electronicsSimilar industries, often as part of product development teams

The main difference between a Senior Embedded Software Engineer and an Embedded Software Engineer lies in experience and responsibility. Senior engineers typically have more expertise, lead projects, and mentor junior staff, while embedded software engineers focus on developing and testing embedded code. Both roles require similar technical skills and industry knowledge, but senior roles involve greater leadership and strategic input.

What are some common challenges senior embedded software engineers face when integrating software with new hardware platforms?

Senior Embedded Software Engineers often encounter challenges such as ensuring software compatibility with diverse hardware architectures, optimizing for limited memory or processing power, and debugging hardware-software interactions. These engineers must frequently collaborate with hardware teams to resolve timing issues, manage device drivers, and ensure reliable system performance. Successfully navigating these challenges requires strong problem-solving skills, adaptability, and a deep understanding of both hardware constraints and software design.

What are the key skills and qualifications needed to thrive as a senior embedded software engineer?

To thrive as a Senior Embedded Software Engineer, you need deep expertise in embedded C/C++ programming, real-time operating systems (RTOS), and a strong background in computer engineering or a related field. Familiarity with hardware debugging tools (such as oscilloscopes and logic analyzers), version control systems (like Git), and relevant certifications (e.g., ARM Accredited Engineer) is typically required. Exceptional problem-solving, communication, and project leadership skills help you collaborate effectively and mentor junior engineers. These competencies ensure the creation of robust, efficient, and reliable embedded systems critical for product success.
What cities near Defiance, OH are hiring for Senior Embedded Software Engineer jobs? Cities near Defiance, OH with the most Senior Embedded Software Engineer job openings:
Infographic showing various Senior Embedded Software Engineer job openings in Defiance, OH as of July 2026, with employment types broken down into 17% Internship, and 83% Full Time. Highlights an 83% In-person, and 17% Remote job distribution, with an average salary of $132,420 per year, or $63.7 per hour.

Senior Firmware Engineer

Thermo Fisher Scientific

Oakwood, OH • On-site

$117K - $154K/yr

Full-time

Re-posted 6 days ago


Thermo Fisher Scientific rating

7.7

Company rating: 7.7 out of 10

Based on 422 frontline employees who took The Breakroom Quiz

197th of 536 rated manufacturers


Job description

Work Schedule
Standard (Mon-Fri)
Environmental Conditions
Office
Job Description
At Thermo Fisher Scientific, our mission is to enable our customers to make the world safer. As a Senior Firmware Engineer, you will help develop and deliver the embedded software that powers next-generation handheld radiation detection and identification systems used in public safety, dosimetry, environmental monitoring, and emergency response.
You will play a key role in translating advanced sensing technologies and system concepts into reliable, field-ready products by designing, developing, and integrating robust firmware for embedded platforms. Working closely with scientists, electrical engineers, systems engineers, and software teams, you will help ensure our instruments perform accurately, reliably, and securely in demanding real-world environments. Your work will directly impact the usability, performance, connectivity, and long-term reliability of products that support critical safety and response missions around the world.
LOCATION: This is a fully onsite position based at our Oakwood Village, OH site. Unfortunately, relocation assistance is NOT provided. Priority will be given to LOCAL candidates currently residing in surrounding area.
  • Must be legally authorized to work in the United States without sponsorship now or in the future.
  • Must be able to pass a comprehensive background check, which includes a drug screen.

Position Summary
We are seeking a highly skilled Senior Firmware Engineer to design, develop, test, and maintain embedded firmware for next-generation connected products. This role requires strong hands-on experience with embedded C, real-time operating systems, and microcontroller-based development, with particular emphasis on Renesas chipsets. The ideal candidate will be comfortable working close to the hardware, collaborating across electrical, software, systems, and product teams, and delivering reliable firmware for production-quality embedded systems.
Key Responsibilities
  • Design, develop, debug, and maintain embedded firmware using C for microcontroller-based systems.
  • Develop firmware running on real-time operating systems, including task scheduling, inter-task communication, timing, synchronization, and resource management.
  • Bring up and integrate firmware on Renesas-based platforms, including peripheral configuration, board support packages, bootloaders, and device drivers.
  • Work closely with electrical engineering teams to support hardware bring-up, schematic review, board validation, and root-cause analysis.
  • Develop and maintain low-level drivers for interfaces such as I2C, SPI, UART, USB, CAN, Ethernet, GPIO, ADC, PWM, and similar embedded peripherals.
  • Participate in firmware architecture, design reviews, code reviews, and technical decision-making.
  • Implement robust, maintainable, and testable firmware for commercial or industrial embedded products.
  • Debug complex firmware and hardware interactions using oscilloscopes, logic analyzers, JTAG/SWD debuggers, and other lab equipment.
  • Support integration of embedded systems with higher-level software, connectivity stacks, and cloud-based services.
  • Develop unit, integration, and system-level test strategies for embedded firmware.
  • Create and maintain technical documentation, including requirements, design specifications, test plans, and release notes.
  • Collaborate with cross-functional teams to deliver high-quality products on schedule.

Required Qualifications
  • Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related technical discipline.
  • 7+ years of professional embedded firmware development experience.
  • Strong programming experience in embedded C.
  • Hands-on experience developing firmware for real-time operating systems such as FreeRTOS, ThreadX, Zephyr, embOS, or similar.
  • Experience developing firmware for Renesas microcontrollers or microprocessors, including use of Renesas development tools, SDKs, BSPs, or IDEs.
  • Strong understanding of embedded systems concepts, including interrupts, timers, DMA, memory management, bootloaders, power management, and communication protocols.
  • Experience with firmware debugging tools such as JTAG/SWD, oscilloscopes, logic analyzers, and protocol analyzers.
  • Familiarity with common embedded communication interfaces including SPI, I2C, UART, USB, CAN, and Ethernet.
  • Experience with version control systems such as Git.
  • Ability to read schematics and work closely with hardware engineers during board bring-up and troubleshooting.
  • Strong analytical, debugging, and problem-solving skills.
  • Excellent written and verbal communication skills.

Preferred Qualifications
  • Experience with AWS IoT Greengrass, AWS IoT Core, or cloud-connected embedded devices.
  • Experience with secure boot, firmware update mechanisms, device provisioning, certificates, encryption, or embedded cybersecurity.
  • Experience with connectivity protocols such as MQTT, TCP/IP, BLE, Wi-Fi, or cellular.
  • Experience developing Linux-based edge applications or integrating microcontroller firmware with embedded Linux systems.
  • Experience with automated testing, CI/CD pipelines, static analysis, or code quality tools for embedded software.
  • Experience in regulated, industrial, medical, life sciences, or high-reliability product environments.
  • Familiarity with software development processes such as Agile, Scrum, or stage-gate product development.

Desired Attributes
  • Deep technical curiosity and a hands-on approach to solving complex embedded problems.
  • Ability to work independently while collaborating effectively with cross-functional teams.
  • Strong ownership mindset with attention to quality, reliability, and long-term maintainability.
  • Comfortable working in a fast-paced engineering environment with evolving requirements.
  • Ability to mentor junior engineers and contribute to firmware best practices.
  • Experience with AWS IoT Greengrass, cloud-connected devices, or edge computing is a strong plus.

Example Technology Stack
  • Languages: C, C++, Python
  • RTOS: FreeRTOS, ThreadX, Zephyr, or similar
  • Chipsets: Renesas RA, RX, RL78, RZ, or similar Renesas platforms
  • Tools: Renesas e² studio, IAR, GCC, JTAG/SWD debuggers, Git
  • Interfaces: SPI, I2C, UART, USB, CAN, Ethernet, GPIO, ADC
  • Cloud/Edge: AWS IoT Greengrass, AWS IoT Core, MQTT

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