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Freelance Embedded System Software Engineer Jobs in Washington, IL

Apply now Engineer IV, Embedded Software Developer Posting Start Date: 5/21/26 Job Location (Short ... Performing system failure mode analysis and risk assessments by applying electrical engineering ...

Engineering Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're ... Developing embedded 'C' and/or C++ code software solutions to meet system requirements.

About Software Engineering Roles at Danaher Are you passionate about building real-world ... Supporting the development of console and embedded software systems * Troubleshooting issues and ...

System Architecture * Hardware & Software Integration * Embedded Systems * Sensor Integration ... Azure DevOps * Git * ROS * Troubleshooting & Root Cause Analysis * SDLC Top 3 Required Skills

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Freelance Embedded System Software Engineer information

See Washington, IL salary details

$66K

$144.7K

$164.1K

How much do freelance embedded system software engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for freelance embedded system software engineer in Washington, IL is $144,666.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,000.00 and $163,200.00 per year, depending on experience, location, and employer.

What does a freelance embedded system software engineer do?

A Freelance Embedded System Software Engineer designs, develops, and tests software that runs on embedded systems, which are specialized computing systems within larger devices like cars, appliances, or industrial machines. They typically work independently or on a contract basis, collaborating with clients to understand requirements and deliver customized software solutions. Their responsibilities often include writing low-level code, optimizing for performance and memory usage, and troubleshooting hardware-software integration issues.

What is the difference between Freelance Embedded System Software Engineer vs Embedded Firmware Developer?

AspectFreelance Embedded System Software EngineerEmbedded Firmware Developer
CredentialsTypically requires a degree in electrical engineering, computer science, or related fields; certifications are optionalSimilar educational background; certifications like Certified Embedded Systems Engineer can be advantageous
Work EnvironmentIndependent, project-based work often remote; collaborates with multiple clientsUsually employed by a company or works on in-house projects; may work on-site or remotely
Industry UsageUsed across various industries including IoT, automotive, consumer electronicsPrimarily in product development, consumer electronics, automotive, and industrial systems

Both roles require embedded programming skills and knowledge of hardware. The main difference lies in the work setting: Freelance Embedded System Software Engineers work independently on diverse projects, while Embedded Firmware Developers are often employed by companies focusing on firmware development for specific products.

How do freelance embedded system software engineers typically manage project scope and communication with clients?

Freelance embedded system software engineers often work independently or as part of small remote teams, making clear communication and project scope management essential. They regularly use project management tools and set milestones to clarify deliverables and timelines with clients. Addressing technical constraints and hardware integration challenges early in the process helps avoid misunderstandings. Frequent status updates and transparent discussions about changes or obstacles ensure projects stay on track and meet client expectations.

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

To thrive as a Freelance Embedded System Software Engineer, you need a solid background in embedded C/C++ programming, microcontroller architecture, and real-time operating systems, often supported by a degree in electrical engineering or computer science. Familiarity with hardware debugging tools, version control systems (like Git), and development platforms such as ARM, AVR, or PIC is typically required. Strong problem-solving skills, self-motivation, and clear client communication help freelancers stand out in this role. These competencies ensure reliable, efficient solutions and successful project delivery in dynamic and client-driven environments.

What cities near Washington, IL are hiring for Freelance Embedded System Software Engineer jobs?

Cities near Washington, IL with the most Freelance Embedded System Software Engineer job openings:

Engineer III, Embedded Software Developer

Komatsu

Peoria, IL • On-site

$92K - $117K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 4 hours ago


Komatsu rating

8.6

Company rating: 8.6 out of 10

Based on 79 frontline employees who took The Breakroom Quiz

72nd of 490 rated machine equipment manufacturers


Job description

Job Description
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Engineer III, Embedded Software Developer
Posting Start Date: 6/16/26
Job Location (Short): Peoria, Illinois, USA, 61639
Requisition ID: 36190
Onsite or Remote: Onsite Position

Join Komatsu and Be Part of Something Big!

Job Overview

Responsible for completing general embedded software development assignments, as well as contributing to design teams on electrical projects for vehicle chassis, and/or components, and/or systems.

Key Job Responsibilities

The specific duties undertaken by this position include the following: develop and update software requirements, create embedded software, write test requirements, and required documentation, support software releasing and implementation; communicate effectively verbally and in writing. Write clear and concise memos including drafts of technical documentation such as Parts and Service News, Operator and Shop Manuals, etc. Make presentations during Design Reviews, etc. Keep Assistant Chief Engineer and Chief Engineer informed of project status and advise of potential risks to the successful completion of the project to provide opportunity for timely corrective action; develop Quality Confirmation Check Sheets for design concepts; discuss, negotiate, and resolve specification issues with Manufacturing and Suppliers, as required. Understand and accommodate manufacturing capabilities and limitations; determine required quality confirmation tests and coordinate with Test Department; meet Quality, Cost and Delivery targets established for the Project. Utilize continuous improvement techniques to improve quality, reduce cost and lead time, etc.; maintain effective Engineering Change Control by preparing and processing appropriate Engineering Release Letters; support Production of Prototype development by resolving problems with effective countermeasures and follow-up documentation; support Service and QA departments by determining root cause of problems and developing effective countermeasures; present design concept, quality confirmation check sheet and design progress at Design Review Meetings; support Sales and Marketing by ensuring that product meets customer expectations and by developing special features as required; travel to machine worksites to participate in surveys, investigate problems, understand applications, determine customer expectations, install, and evaluate countermeasures, etc.

Qualifications/Requirements

Bachelor's degree or its foreign equivalent in Electrical Engineering or a related field and (2) two years of progressively responsible, post-baccalaureate experience in a related field.

Additionally, the applicant must have experience with the following:
* Reading and writing C programming language
* Using Real-time and Linux operating systems to architect, develop, install, and troubleshoot custom applications
* Reading circuit board schematics, writing software to control the circuits, and using tools to troubleshoot the circuits (multimeter, oscilloscopes, etc.)
* Creating technical documentation that explains how the system shall work and how to test the system
* Performing system failure mode analysis and risk assessments by applying electrical engineering principles to know how the system will react under different scenarios

Additional Information

Worksite Location: 2300 NE Adams St., Peoria, IL, 61639

Remote Work:Ability to telecommute within normal commuting distance of the worksite one day per week.

Travel: 5% (1-2 weeks/year) domestic or international travel

Benefits: Komatsu provides an extensive and robust employee benefits package that is designed to enhance the well-being of our employees and family members. We embrace a positive and empowering employee experience with a culture that prides itself on a diverse and inclusive environment.
* Health benefits: Medical, dental, vision, HSA, wellness programs, etc.
* 401k and/or employee savings programs
* Employee time off (vacation and designated holidays)
* Employee and family assistance programs
* Disability benefits
* Life insurance
* Employee learning and development programs

Hiring Range

At Komatsu, your base pay is one part of your total compensation package. This role pays $$92,789/year - $117,000/year. The actual offer will consider a wide range of factors, including experience and location.

Diversity & Inclusion Commitment

At Komatsu we come from diverse backgrounds, with unique perspectives, experiences, and contributions.We are committed to creating a workforce that is reflective of the communities we work and live in. We believe that our people are part of our shared purpose.We are authentic, ambitious, and innovative in our pursuit of Diversity & Inclusion.United, we are on a journey towards a sustainable future that creates value together.

Company Information

Komatsu is a world leader in manufacturing construction, mining, forestry, and industrial heavy equipment.Founded in 1921, Komatsu has a long history of quality, reliability, innovation, and excellence.Headquartered in Tokyo, Japan, Komatsu facilities, distributors and dealers are in more than 140 countries and employ more than 60,000 people.Komatsu offers a diverse and challenging work environment, where you can grow your skills and career, and contribute to a sustainable, clean-energy future.If you are looking for a company that values your talent and potential, be a part of something big and join a team that is shaping the world!

If you want to learn more about Komatsu, please visit our website at https://www.komatsu.com/

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