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Computer Hardware Engineer Jobs in O Fallon, MO (NOW HIRING)

Wunderlich-Malec

Senior Project Engineer

Chesterfield, MO · On-site

$98K - $127K/yr

This person will provide project management and hardware engineering leadership in delivering ... computer, facsimile/copy machines, phones. * s are not exhaustive lists of all skills ...

Wunderlich-Malec

Senior Project Engineer

Chesterfield, MO · On-site

$98K - $127K/yr

This person will provide project management and hardware engineering leadership in delivering ... computer, facsimile/copy machines, phones. * s are not exhaustive lists of all skills ...

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All JobsComputer Hardware Engineer JobsComputer Hardware Engineer Jobs in O'Fallon, MO

Computer Hardware Engineer information

See O Fallon, MO salary details

$102.4K

$136.1K

$167K

How much do computer hardware engineer jobs pay per year?

As of Jul 14, 2026, the average yearly pay for computer hardware engineer in O'Fallon, MO is $136,112.00, according to ZipRecruiter salary data. Most workers in this role earn between $112,300.00 and $160,000.00 per year, depending on experience, location, and employer.

What engineers make $200,000 a year?

Senior computer hardware engineers, especially those with extensive experience, specialized skills, and certifications, can earn $200,000 or more annually. High salaries are often associated with roles in large companies, management positions, or those working on advanced hardware design and development projects.

What does a computer hardware engineer make?

A computer hardware engineer typically earns a median annual salary of around $128,000, though this can vary based on experience, location, and industry. They design, develop, and test computer components such as circuit boards, processors, and memory devices, often working with specialized tools and certifications in electronics and engineering. Salaries can range from approximately $80,000 to over $180,000 depending on factors like seniority and employer.

What engineer makes $500,000 a year?

Computer hardware engineers typically do not earn $500,000 annually; such high salaries are more common in executive or specialized roles within the tech industry. Senior engineers with extensive experience, leadership positions, or those working in high-cost regions may approach these figures, especially with bonuses and stock options included.

What are some common challenges faced by computer hardware engineers in collaborative projects with software teams?

Computer hardware engineers often collaborate closely with software developers to ensure seamless integration between hardware components and software applications. A frequent challenge is aligning timelines and technical requirements, as hardware development cycles can differ from software schedules. Effective communication and a strong understanding of both disciplines are essential to address compatibility issues and meet project deadlines. Building strong cross-functional relationships helps resolve these challenges and leads to successful product development.

What Do Computer Hardware Engineers Do?

Computer hardware engineers design and test new computer hardware components, such as screens, motherboards, and memory. They may also work with products that include a computer system, such as cars, home entertainment components, and appliances that connect to the internet. Your responsibilities include creating design drawings and collaborating with manufacturers to ensure the devices are produced to specifications. You may also work with software developers to ensure compatibility. You must be able to read and design technical drawings and be able to communicate effectively with all participants in the project.

What does a computer hardware engineer do?

A computer hardware engineer designs, develops, tests, and improves computer components such as processors, circuit boards, memory devices, and peripherals. They often work with schematic diagrams, use CAD software, and need knowledge of electronics and programming. Their work environment typically includes labs and offices, and they may require certifications in electronics or computer engineering.

What are computer hardware engineers?

Computer hardware engineers are professionals who design, develop, and test computer systems and components such as processors, circuit boards, memory devices, networks, and routers. They work to ensure that computer hardware functions efficiently and integrates seamlessly with software. These engineers are often involved in research, prototyping, and overseeing the manufacturing of hardware equipment. Their work is crucial in advancing technology and improving the performance of computer systems.

What are the key skills and qualifications needed to thrive as a Computer Hardware Engineer, and why are they important?

To thrive as a Computer Hardware Engineer, you need a solid background in electrical engineering, computer architecture, and circuit design, typically supported by a bachelor’s degree in computer or electrical engineering. Familiarity with hardware description languages (such as VHDL or Verilog), CAD software, and industry certifications like CompTIA or Cisco is often important. Strong problem-solving abilities, teamwork, and effective communication skills help engineers collaborate and innovate within multidisciplinary teams. These competencies ensure the effective design, testing, and optimization of reliable hardware systems that meet modern computing needs.

What is the difference between Computer Hardware Engineer vs Computer Network Architect?

AspectComputer Hardware EngineerComputer Network Architect
Required CredentialsBachelor's in Computer Engineering or related field; certifications like Cisco CCNA are commonBachelor's in Computer Science, Information Technology, or related; certifications like Cisco CCNP are typical
Work EnvironmentDesigning, testing, and developing computer hardware; labs and engineering facilitiesDesigning and implementing network systems; offices and data centers
Employer & Industry UsageTech companies, hardware manufacturing, research labsTelecommunications, large enterprises, data centers

Computer Hardware Engineers focus on designing and developing physical computer components, while Computer Network Architects plan and build data communication networks. Both roles require technical certifications and often work in technology-driven environments, but their core responsibilities differ significantly in scope and focus.

More about Computer Hardware Engineer jobs
What job categories do people searching Computer Hardware Engineer jobs in O'Fallon, MO look for? The top searched job categories for Computer Hardware Engineer jobs in O'Fallon, MO are:
What cities near O'Fallon, MO are hiring for Computer Hardware Engineer jobs? Cities near O'Fallon, MO with the most Computer Hardware Engineer job openings:
Computer Hardware Engineer jobs near you
Infographic showing various Computer Hardware Engineer job openings in O'Fallon, MO as of July 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 82% Physical, 1% Hybrid, and 17% Remote job distribution, with an average salary of $136,112 per year, or $65.4 per hour.
Senior SIT Engineer - Firmware & Hardware)

Senior SIT Engineer - Firmware & Hardware)

Hubbell Incorporated

Saint Louis, MO

$113K - $149K/yr

Other

Posted 16 days ago

Hubbell rating

7.4

Company rating: 7.4 out of 10

Based on 41 frontline employees who took The Breakroom Quiz

81st of 142 rated electronics manufacturers

Job description

Job Overview

The Senior SIT Engineer (Firmware & Hardware) is responsible for leading system integration testing of complex solutions involving firmware, hardware devices, and supporting software systems. This role ensures endtoend quality, reliability, performance, and interoperability across the full System Development Life Cycle (SDLC). The engineer plays a critical role in promoting qualityfirst practices, mentoring team members, and driving continuous improvement within the Aclara software and product organization.

#LI-SL1


A Day In The Life
  • Lead and execute system integration testing (SIT) for solutions that include firmware, embedded systems, hardware components, and backend software.
  • Ensure adherence to qualityfirst practices across all SDLC phases, including requirements review, design validation, firmware testing, hardware integration, regression testing, performance testing, and release readiness.
  • Develop, review, and maintain systemlevel test strategies, test plans, test cases, and endtoend test scenarios, ensuring alignment with defined acceptance criteria.
  • Validate firmware and hardware interoperability with applications, APIs, messaging, and data pipelines.
  • Identify, analyze, and mitigate integration, performance, reliability, and scalability risks across hardwarefirmwaresoftware boundaries.
  • Evaluate new products, firmware releases, hardware revisions, and processes to continuously improve the reliability and robustness of company solutions.
  • Drive rootcause analysis of systemlevel defects, including issues spanning firmware, hardware, and software layers.
  • Champion continuous improvement by enhancing SIT practices, tools, environments, and automation approaches across teams.
  • Promote best practices and help establish a culture of excellence and accountability within the Aclara engineering and quality organization.
  • Communicate complex technical and quality topics clearly to engineers, product owners, business leaders, and customers.
  • Participate in and influence release readiness, quality gates, and go/nogo decisions, providing objective quality assessments and risk visibility.
  • Mentor junior and midlevel SIT engineers and provide guidance on firmware and hardware testing best practices.
What will help you thrive in this role?

Required Skills & Qualifications

  • Minimum of a Bachelor's Degree in Computer Science, Engineering or related field
  • 5+ years of experience in System Integration Testing, with handson experience testing firmware and hardwarebased systems.
  • 10+ years of experience in System Integration Testing and quality engineering
  • Strong understanding of embedded systems, firmware lifecycles, and hardwaresoftware integration.
  • Proven experience testing complex, distributed systems involving devices, firmware, backend services, and user interfaces.
  • Solid understanding of SDLC, SIT processes, and quality assurance best practices.
  • Experience working in Agile and/or DevOps environments.
  • Strong analytical and troubleshooting skills across firmware, hardware, and software layers.
  • Excellent verbal and written communication skills, with the ability to explain technical issues to nontechnical stakeholders.

Technical Expertise (Preferred)

  • Firmware & Integration: Device communication, protocols, messaging, eventbased systems
  • Testing Tools: JMeter, SOAPUI, Kafka, Grafana, RabbitMQ
  • Languages & Scripting: C#, Python, JavaScript, XML
  • Databases: Databases: Oracle 19c/12c/11g, MS SQL Server, PL/SQL, T-SQL,
  • Platforms: Microsoft Azure, AWS, Windows Server environments
  • Other: System diagnostics, log analysis, defect management, performance and reliability testing

Hubbell Incorporated

Hubbell creates critical infrastructure solutions that power our customers, communities, people and the planet. Our company is strategically aligned around enabling grid modernization and electrification. As more products plug in to an aging grid, Hubbell solutions enable the transition to a more reliable, resilient and efficient energy infrastructure. Founded in 1888 our innovation has made us a leading global manufacturer of high quality electrical and utility solutions enabling customers to operate critical infrastructure reliably and efficiently.

The company operates in two segments. Hubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications and Hubbell Electrical Solutions (HES) are essential to managing power across a wide range of industries and applications. Our vertical market solutions can be applied to markets including Data Centers, Renewables, Commercial Buildings, Industrial, Telecom and Transportation. Supporting both of our business segments is our corporate and Hubbell Unified Business Solutions teams that provide consistent process, tools technologies across our businesses.

We are committed to operating sustainably and ethically while promoting an inclusive and supportive culture for our people to grow and develop in their careers. Our employees proudly work and serve our communities from our headquarters in Shelton, CT, across the United States and around the globe.

Hubbell Utility Solutions 

Hubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications. HUS provides the critical components that allow the grid to reliably transmit and distribute energy, as well as the communications and controls technologies to make the grid smarter and more flexible.

Hubbell Incorporated, its subsidiaries and affiliates, is an EO Employer AA: M/F/Veteran/Disability. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, sexual orientation, gender identity or any other protected class.

The above summary of position responsibilities and requirements is not intended, and should not be construed, to be an exhaustive list of duties, skills, efforts, physical requirements, or working conditions associated with the position. It is intended to be an accurate reflection of those principal position elements essential for making decisions related to position performance, employee development, and compensation.

What Hubbell employees say

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Hours and flexibility

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About Hubbell

Sourced by ZipRecruiter

Hubbell Incorporated was founded in 1888 and has grown into an international manufacturer of quality electrical, lighting and power solutions with more than 75 brands used and recognized around the world. Our founder, Harvey Hubbell, developed tooling and equipment to serve the growing demand for new assembly and manufacturing machinery during the industrial revolution. An early, and one of many patents awarded, came for the creation of the first practical method to control electricity through the pull chain socket that remains unchanged today. As a market leader in reliable, electrical solutions, we provide more than half a million products delivered through our various business groups. Hubbell is committed to continually innovating solutions that work, transforming old products with new ideas, and ensuring that we Energize, Enlighten and Empower the communities that support us.

Industry

Electrical equipment, appliance, and component manufacturing

Company size

10,000+ Employees

Headquarters location

Shelton, CT, US

Year founded

1888

Social media

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