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Firmware Development Jobs in Missouri (NOW HIRING)

True Manufacturing

Senior Firmware Engineer

O Fallon, MO · On-site

$111K - $147K/yr

The Senior Firmware Engineer is responsible for the development and maintenance of embedded firmware ranging from 8-bit systems to 32-bit RTOS designs. As a Senior Firmware Engineer, it is expected ...

True Manufacturing

Senior Firmware Engineer

O Fallon, MO · On-site

$111K - $147K/yr

The Senior Firmware Engineer is responsible for the development and maintenance of embedded firmware ranging from 8-bit systems to 32-bit RTOS designs. As a Senior Firmware Engineer, it is expected ...

True Manufacturing

Senior Firmware Engineer

O Fallon, MO · On-site

$111K - $147K/yr

The Senior Firmware Engineer is responsible for the development and maintenance of embedded firmware ranging from 8-bit systems to 32-bit RTOS designs. As a Senior Firmware Engineer, it is expected ...

True Manufacturing

Senior Firmware Engineer

O Fallon, MO · On-site

$111K - $147K/yr

The Senior Firmware Engineer is responsible for the development and maintenance of embedded firmware ranging from 8-bit systems to 32-bit RTOS designs. As a Senior Firmware Engineer, it is expected ...

Vertiv Group Corp.

Sr. Firmware Engineer

Saint Louis, MO · On-site

$116K - $153K/yr

Job Summary Vertiv is seeking a Sr. Firmware Engineer to support our gateway and embedded ... This person will provide technical expertise in the development and support of multiple Linux-based ...

Vertiv Co

Sr. Firmware Engineer

Saint Louis, MO

$116K - $153K/yr

Job Summary Vertiv is seeking a Sr. Firmware Engineer to support our gateway and embedded ... This person will provide technical expertise in the development and support of multiple Linux-based ...

Lancesoft

Software Engineer-Embedded 4

Hazelwood, MO · On-site

$82.03 - $93.75/hr

... firmware services related to encryption and hashing algorithms, including development and testing. • Develop and maintain user space APIs for PolarFire encryption and hash algorithms. • Implement ...

Nebius

Senior Hardware Support Engineer

Independence, MO · On-site

$125K - $180K/yr

You will act as a senior escalation point for complex hardware and firmware issues affecting ... Professional development support Compensation $125,000 - $180,000 per year plus annual performance ...

Nebius

Senior Hardware Support Engineer

Independence, MO

$125K - $180K/yr

... R&D hubs across Europe, North America, and Israel. The team of over 1400 employees includes more ... You will act as a senior escalation point for complex hardware and firmware issues affecting ...

Nebius

Senior Hardware Support Engineer

Independence, MO · On-site

$125K - $180K/yr

Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs ... You will act as a senior escalation point for complex hardware and firmware issues affecting ...

WhiteOptics LLC

Test Analyst

Washington, MO · On-site

They are seeking a skilled Firmware/Software Test Analyst to develop and validate embedded control ... development teams to drive bug fixes. • Create and maintain test documentation, test reports ...

Acuity Brands

Test Analyst

Washington, MO

We achieve growth through the development of innovative new products and services, including ... Job Summary We are seeking a skilled Firmware/Software Test Analyst to join our team developing and ...

Acuity Brands, Inc.

Test Analyst

Washington, MO · On-site

We achieve growth through the development of innovative new products and services, including ... Job Summary We are seeking a skilled Firmware/Software Test Analyst to join our team developing and ...

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Firmware Development information

What is the difference between Firmware Development vs Embedded Software Engineering?

AspectFirmware DevelopmentEmbedded Software Engineering
CredentialsTypically requires a degree in Computer Engineering, Electrical Engineering, or related fieldsSimilar credentials, often with additional emphasis on software design
Work EnvironmentEmbedded systems, hardware interfaces, microcontrollersEmbedded systems, microprocessors, real-time operating systems
Industry UsageConsumer electronics, automotive, IoT devicesMedical devices, industrial automation, aerospace
Search & Comparison IntentFocus on low-level programming, hardware interactionBroader software development within embedded systems

Firmware Development and Embedded Software Engineering share many skills and work environments, but firmware development typically emphasizes programming at the hardware level for specific devices, while embedded software engineering may encompass a broader range of embedded applications and systems.

Firmware Development jobs near you
Infographic showing various Firmware Development job openings in Missouri as of June 2026, with employment types broken down into 1% As Needed, 84% Full Time, and 15% Part Time. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution.
Senior Firmware Engineer

Senior Firmware Engineer

True Manufacturing

O Fallon, MO • On-site

$111K - $147K/yr

Full-time

Posted 13 days ago

True Manufacturing rating

7.7

Company rating: 7.7 out of 10

Based on 34 frontline employees who took The Breakroom Quiz

189th of 417 rated machine equipment manufacturers

Job description

True’s hardware portfolio spans the gamut from embedded controls, smart LED lighting, low power designs, all the way up to complex RTOS based cellular modems. The Senior Firmware Engineer is responsible for the development and maintenance of embedded firmware ranging from 8-bit systems to 32-bit RTOS designs. As a Senior Firmware Engineer, it is expected to be able provide mentorship to team members.


Essential Duties and Responsibilities:

  • Develop firmware against system requirements for embedded systems applied to refrigeration products.
  • Develop, maintain and improve algorithms and firmware for embedded systems.
  • Documents firmware by producing flow charts, state machines, and drawings.
  • Collaborate with the embedded team to drive changes and requirements on the hardware side.
  • Develop and manage project schedules related to new and existing product design.
  • Review the overall progress of each project and provide the department manager with a detailed monthly progress report, ensuring on-time project completion.
  • Create a positive work atmosphere and attitude, level of cooperation and general leadership to provide a positive influence.
  • Participate within cross functional teams to launch products, resolve issues, and support product improvements.
  • Verification and validation of test plans and execution.
  • Supply technical support to the Service Department when needed.
  • Coordinate project work internally with the department and externally with other departments to ensure on-time completion of projects within budget.
  • All other duties as assigned.
  • Regular and reliable attendance in the office is required.

  • Bachelor’s degree in electrical engineering, computer science or similar field required.
  • Ten or more years of related experience (embedded firmware development) required.
  • Atmel or Microchip 8-bit experience.
  • Knowledge of real time peripherals such as timers, buffers, and UARTs.
  • MODBUS and i2C experience required.
  • ARM 32bit experience.
  • Wireless Stack (WiFi, BLE, or RF) experience required.
  • Firmware development (8-, 16-, 32-bit, ARM Cortex-M microcontrollers) and debugging.
  • STM32 experience preferred.
  • KEIL or IAR experience preferred.
  • PCB design including schematic capture and board layout experience preferred.
  • Solid working knowledge of C/C++ preferred.
  • Experience in programming real-time systems with or without RTOS.
  • Experience with EDC/EDM hardware design and simulation (SolidWorks PCB, Altium, Cadence).
  • Demonstrate ability reading hardware schematics and using common debugging tools including scopes, logic analyzers, emulators, and signal generators.
  • Enjoy being hands on in the lab and want to be in the details (soldering, oscilloscopes).
  • Familiar with NI data acquisition equipment as well as LabView.
  • Knowledge of IoT and wireless technology.
  • Knowledge of new sensor technology.
  • Knowledge or experience with thermoelectric devices a plus.
  • Ability to organize work to meet the departmental goals and objectives.
  • Highly developed interpersonal skills.

The hours for this position are 7:30am - 4:00pm, Monday through Friday.

We are proud to be an Equal Opportunity Employer.

Company-paid background check required upon hire.

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