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Systems Engineer Jobs in O Fallon, MO (NOW HIRING)

Systems Engineer SME

Chesterfield, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Florissant, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Maryland Heights, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Bridgeton, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Fenton, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Earth City, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Saint Louis, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Saint Charles, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Ballwin, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Hazelwood, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Saint Ann, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Systems Engineer SME

Valley Park, MO · On-site

$131K - $237K/yr

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

As a Systems Engineering SME, you'll serve as the technical authority for systems engineering activities, helping shape the architecture and future direction of a mission-critical application while ...

New

Title: Chief Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the ...

Associate Systems Engineer Company: The Boeing Company is seeking Associate Systems Engineers to join one of our St. Louis, MO (Berkeley, Hazelwood, Saint Charles) based teams. Our St. Louis based ...

Associate Systems Engineer

Hazelwood, MO · On-site

$91K - $124K/yr

Associate Systems Engineer Company: The Boeing Company is seeking Associate Systems Engineers to join one of our St. Louis, MO (Berkeley, Hazelwood, Saint Charles) based teams. Our St. Louis based ...

Associate Systems Engineer

Berkeley, MO · On-site

$91K - $124K/yr

Associate Systems Engineer Company: The Boeing Company is seeking Associate Systems Engineers to join one of our St. Louis, MO (Berkeley, Hazelwood, Saint Charles) based teams. Our St. Louis based ...

Associate Systems Engineer

Hazelwood, MO · On-site

$91K - $124K/yr

Associate Systems Engineer Company: The Boeing Company is seeking Associate Systems Engineers to join one of our St. Louis, MO (Berkeley, Hazelwood, Saint Charles) based teams. Our St. Louis based ...

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Showing results 1-20

Systems Engineer information

See O Fallon, MO salary details

$50K

$119K

$156.2K

How much do systems engineer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for systems engineer in O'Fallon, MO is $118,955.00, according to ZipRecruiter salary data. Most workers in this role earn between $91,600.00 and $146,800.00 per year, depending on experience, location, and employer.

What is a systems engineer?

Systems engineers are professionals who design, integrate, and manage complex systems throughout their life cycles. They work across various industries, ensuring that all aspects of a project or system—hardware, software, processes, and people—work together efficiently and effectively. Systems engineers coordinate between different engineering teams, address technical and organizational challenges, and ensure requirements are met. Their role often involves both big-picture thinking and attention to detail to deliver reliable and scalable solutions.

What does a systems engineer do?

The role of a systems engineer varies based on the company they work for, but in every industry systems engineers use computerized systems to keep track of all the moving parts within their organizations. The term systems engineer usually refers to a computer systems engineer, which combines several disciplines to create, purchase, and install a computer system that suits the needs of each particular client. They will also work in a hands-on manner during the installation, acquisition, testing, and implementation phases of the project. Duties typically include making recommendations for scalability, troubleshooting any problems that arise during the use of the system, reviewing a company’s security requirements, and recommending security measures to allow the company to avoid compromising any sensitive data.

What is the difference between Systems Engineer vs Network Engineer?

AspectSystems EngineerNetwork Engineer
CertificationsCompTIA Network+, Cisco CCNA, Microsoft certificationsCompTIA Network+, Cisco CCNA, Juniper JNCIA
Work EnvironmentDesigning, implementing, and managing IT systems and infrastructureDesigning, configuring, and maintaining network hardware and connectivity
Industry UsageIT, technology, enterprise solutionsTelecommunications, IT, networking service providers
Common TasksSystem integration, troubleshooting, server managementNetwork setup, routing, switching, security

While both roles involve technical expertise in IT infrastructure, Systems Engineers focus on overall system architecture and integration, whereas Network Engineers specialize in network hardware, connectivity, and security. Understanding these differences helps employers and professionals align skills with job requirements.

What are the key skills and qualifications needed to thrive as a systems engineer, and why are they important?

To thrive as a Systems Engineer, you need a strong background in systems architecture, troubleshooting, and integration, typically supported by a degree in computer science or engineering. Familiarity with operating systems (like Linux and Windows), virtualization platforms, scripting languages, and certifications such as CompTIA, Cisco (CCNA), or Microsoft (MCSA) are commonly required. Strong problem-solving abilities, effective communication, and teamwork make candidates stand out in this role. These skills and qualifications ensure the design, implementation, and maintenance of reliable, scalable systems critical for organizational operations.

How does a systems engineer typically collaborate with cross-functional teams during a project lifecycle?

Systems Engineers often serve as a bridge between various technical and non-technical teams, including software developers, network specialists, project managers, and end users. Throughout a project, they participate in requirements gathering, design reviews, and integration testing, ensuring that each component fits seamlessly within the overall system. Effective communication and documentation are crucial, as Systems Engineers must translate complex technical concepts into actionable tasks for diverse stakeholders. This collaborative approach not only streamlines problem-solving but also helps deliver robust, scalable solutions.
What are the most commonly searched types of Systems Engineer jobs in O'Fallon, MO? The most popular types of Systems Engineer jobs in O'Fallon, MO are:
What are popular job titles related to Systems Engineer jobs in O'Fallon, MO? For Systems Engineer jobs in O'Fallon, MO, the most frequently searched job titles are:
What job categories do people searching Systems Engineer jobs in O'Fallon, MO look for? The top searched job categories for Systems Engineer jobs in O'Fallon, MO are:
What cities near O'Fallon, MO are hiring for Systems Engineer jobs? Cities near O'Fallon, MO with the most Systems Engineer job openings:
Infographic showing various Systems Engineer job openings in O'Fallon, MO as of July 2026, with employment types broken down into 90% Full Time, 7% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $118,955 per year, or $57.2 per hour.

Full-time

Posted 10 days ago


Job description

Systems Engineer | Berkeley, Missouri, United States Systems Engineer (Cleared) - Next-Gen Combat Aircraft Location: Berkeley, Missouri (Onsite) Clearance: Secret or Top Secret Required Job Type: W2 About the Role Join an elite engineering team at the forefront of aerospace innovation, developing the next generation of combat aircraft and advanced digital engineering infrastructure. As a Systems Engineer, you will directly shape mission-critical systems, drive digital transformation with Model-Based Systems Engineering (MBSE), and play a pivotal role in integrating multidisciplinary teams. This is a unique opportunity to influence aerospace programs from concept to execution in a secure, high-impact environment. Responsibilities - Drive system architecture development and decomposition using MBSE tools (SysML/Cameo) to define interfaces, functions, and allocations. - Ensure seamless alignment and collaboration across program teams, suppliers, and customers. - Champion the adoption and implementation of MBSE within the digital engineering ecosystem. - Create, review, and manage high-quality systems engineering deliverables in partnership with cross-functional teams. - Lead impact analysis and manage changes to statements of work. - Provide technical, integration, and business leadership throughout program development and execution. - Shape system requirements, oversee verification and validation activities, and influence architecture to meet operational needs. Required Skills and Experience - Active Secret or Top Secret security clearance. - Bachelor's degree in engineering, engineering technology, chemistry, physics, mathematics, data science, or computer science from an accredited institution. - 3+ years of relevant engineering experience with a Bachelor's degree, or 2+ years with a Master's. - Proven background in systems engineering: system design, requirements development, analysis, verification, and validation. - 3+ years' hands-on experience with MBSE methodologies and tools (Cameo/MSOSA, SysML). - Demonstrated ability to coordinate deliverables across multiple engineering disciplines. Preferred Skills - Experience developing/managing program baselines. - Leadership roles in system architecture or lead systems engineering. - System architecture design for complex aerospace vehicles or subsystems using MBSE. - Familiarity with engineering analyses: affordability, safety, reliability, maintainability, testability, system security. - Knowledge of systems engineering processes such as RIO and TPM management. Benefits - Join a mission-driven, multidisciplinary team at the cutting edge of aerospace innovation. - Advance your career in a high-security, growth-oriented environment with opportunities for technical and leadership development. - Access to state-of-the-art digital engineering tools and infrastructure. - Competitive compensation and comprehensive benefits package. - Work onsite in a collaborative, technology-rich environment in Berkeley, MO. How to Apply Excited to shape the future of combat aviation? Click "Apply Now" to submit your resume and take the next step in your engineering career.

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About Indotronix

Sourced by ZipRecruiter

In 1986, Indotronix established itself in the staffing space. 22 years later, Avani entered the scene, offering consulting and technology development. Finally, in 2016, the two joined forces to begin delivering talent across all areas, from Staffing to Consulting to unique platform development.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Rochester, NY, US