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Freelance Embedded System Software Engineer Jobs in Missouri

Viasat

Embedded Software Engineer

California, MO · On-site

$150 - $200/hr

What you'll do This is a role for a Embedded Software Engineer within Secure Netowrk Systems (SNS) - Viasat Government who is eager to contribute to a small, fast-paced team. You will develop ...

Jobgether

$95K - $125K/yr

Our partner is looking for a Embedded Linux Senior Software Engineer - Optimisation based in ... You will work across kernel, system software, middleware, applications, and graphical environments ...

Umbra

Embedded Systems Engineer

California, MO · On-site

$150 - $200/hr

About the Job Umbra is seeking an Embedded Systems Engineer with a strong firmware background to ... Familiarity with hardware/software integration at the system level. * Experience contributing to CI ...

Stratolaunch

Embedded Software Engineer

California, MO · On-site

$125 - $150/hr

We deliver flight data critical to validating system performance and achieving rapid technology ... Staff level Embedded Software Engineer to participate in the development and testing of flight ...

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Freelance Embedded System Software Engineer information

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 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.

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 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.

What are popular job titles related to Freelance Embedded System Software Engineer jobs in Missouri?

For Freelance Embedded System Software Engineer jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Freelance Embedded System Software Engineer jobs in Missouri look for?

The top searched job categories for Freelance Embedded System Software Engineer jobs in Missouri are:

What cities in Missouri are hiring for Freelance Embedded System Software Engineer jobs?

Cities in Missouri with the most Freelance Embedded System Software Engineer job openings:

Freelance Embedded System Software Engineer jobs near you

Senior Embedded Software Engineer

Twenty80 LLC

California, MO • On-site

$150 - $200/hr

Other

Re-posted 3 days ago

Job description

Role Summary

Our client, a company operating in the advanced communications and embedded systems space (including regulated government-related work), is seeking a Senior Embedded Software Engineer. This role reports to the Director of Software Engineering and involves contributing to the development of advanced wireless communication systems and research initiatives.

The position offers exposure across the full embedded stack, including low-level drivers, networking protocols, security/encryption, and application-level functionality.

Key Responsibilities
  • Develop software components for MAC (Medium Access Control) and mobile ad-hoc networking (MANET) routing protocols
  • Build and maintain network management software and associated web interfaces
  • Implement security protocols and encryption algorithms
  • Develop audio streaming and push-to-talk voice applications
  • Analyze and enhance product security and robustness to meet regulatory standards (e.g., FIPS 140-3, Common Criteria)
  • Create software for performance and reliability testing
  • Develop and maintain device drivers and board support packages (BSP) for ARM and RISC-V platforms
  • Customize Linux systems and develop supporting scripts
Required Qualifications
  • Bachelor’s degree in Electrical Engineering, Computer Science, or a related field
  • 5+ years of experience in embedded software development
  • Strong proficiency in C programming
  • Experience with Linux kernel and driver development
  • U.S. Citizenship required due to government contract restrictions
  • Ability to pass a background check
Preferred Qualifications
  • Experience with security protocols and encryption standards (e.g., CNSA suite)
  • Familiarity with socket programming and Internet/Ethernet protocols
  • Understanding of MAC and networking layers in communication systems
  • Experience with FPGA/SoC platforms (e.g., AMD UltraScale+, MPSoC, Microchip PolarFire) and BSP development
  • Knowledge of IPsec (Internet Protocol Security)
  • Experience developing Linux interrupt service routines
Compensation & Work Model
  • Salary range: $135,000 – $200,000, based on experience and qualifications
  • Hybrid work schedule with required onsite presence three days per week
  • Employment contingent on successful background check
  • Role subject to U.S. federal contractor employment eligibility requirements
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