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Systems Engineer Jobs in Peoria, IL (NOW HIRING)

RFA Engineering

Systems Engineer

Chillicothe, IL · On-site

$90K - $110K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Systems Engineer This position will apply the principles of computer science and mathematical analysis to the design, development, testing, and evaluation of the software and systems that make ...

New

RFA Engineering

Systems Engineer

Chillicothe, IL · On-site

$90K - $110K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Systems Engineer This position will apply the principles of computer science and mathematical analysis to the design, development, testing, and evaluation of the software and systems that make ...

Belcan

Systems Engineer

Mossville, IL

$50.68/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Systems Engineer Location: Mossville, IL Zip Code: 61552 Duration: 12 Months Pay Rate: $50.68/hr. Keyword's: #Mossvillejobs; #SystemsEngineerjobs ; Start Date: Immediate We provide a competitive pay ...

Belcan

Systems Engineer

Mossville, IL

$47.62/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Systems Engineer Location: Mossville, IL Zip Code: 61552 Duration: 12 Months Pay Rate: $47.62/hr. Keyword's: #Mossvillejobs; #SystemsEngineerjobs ; Start Date: Immediate We provide a competitive pay ...

KnackHook, LLC

Systems Engineer

Mossville, IL · On-site

Required Education/Experience:  • Bachelor''s degree in Electronics, Electrical, Mechanical engineering, computer science  or relevant field 3 ...

Purple Hires Inc

Systems Engineer 3

Mossville, IL · On-site

Systems Engineer 3 Requisition ID: 101550-1 Location: Mossville, Illinois (Onsite) About the Role We are seeking an experienced Systems Engineer 3 to join Caterpillar's Automation & Autonomy ...

Cintal

Systems Engineer

Chillicothe, IL · On-site

$96K - $104K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This position is for a Systems Engineer to support the CMS solutions group within the Integrated Solutions division. The individual hired for this position will work as part of an engineering team ...

Epitec

Systems Engineer 3

Chillicothe, IL · On-site

$47 - $52/hr

  • PTO

Job #105841 Systems Engineer 3 Location: Mossville, IL Schedule: Monday-Friday | 1st Shift | 100% Onsite Duration: 24-Month Contract Compensation: $47-$52/hr W2 + Benefits & PTO Work Authorization ...

Orbia

Control Systems Engineer

Henry, IL

$80K - $149K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Work with corporate engineering to support the maintenance and improvement of site electrical infrastructure, equipment, and standards as needed * Perform system start-ups and operational checkouts ...

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All JobsSystems Engineer JobsSystems Engineer Jobs in Peoria, IL

Systems Engineer information

See Peoria, IL salary details

$52.5K

$124.8K

$163.9K

How much do systems engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for systems engineer in Peoria, IL is $124,821.00, according to ZipRecruiter salary data. Most workers in this role earn between $96,200.00 and $154,000.00 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 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 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.

More about Systems Engineer jobs

What are the most commonly searched types of Systems Engineer jobs in Peoria, IL?

The most popular types of Systems Engineer jobs in Peoria, IL are:

What are popular job titles related to Systems Engineer jobs in Peoria, IL?

For Systems Engineer jobs in Peoria, IL, the most frequently searched job titles are:

What job categories do people searching Systems Engineer jobs in Peoria, IL look for?

The top searched job categories for Systems Engineer jobs in Peoria, IL are:

What cities near Peoria, IL are hiring for Systems Engineer jobs?

Cities near Peoria, IL with the most Systems Engineer job openings:

Systems Engineer jobs near you
Infographic showing various Systems Engineer job openings in Peoria, IL as of August 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 100% In-person job distribution, with an average salary of $124,821 per year, or $60 per hour.

Systems Engineer

RFA Engineering

Chillicothe, IL • On-site

$90K - $110K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 3 days ago

New

Job description

RFA Engineering ( is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking a growth-oriented candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate hybrid with a minimum of 3 days a week at our customer's world-class engineering and manufacturing facility in Mossville, IL.
This is a full-time position with a full benefit package listed below that includes opportunities for professional growth, direct hire by our customers, and additional opportunities within our own organization.
Systems Engineer
This position will apply the principles of computer science and mathematical analysis to the design, development, testing, and evaluation of the software and systems that make computers work. A typical systems engineer analyzes user needs, and then designs, tests, and develops software to meet those needs.
Responsibilities
  • Design, deploy, and support machine-based data collection systems and connectivity solutions across a variety of equipment and operating environments.
  • Perform data collection, validation, and quality assurance activities to ensure accurate and reliable system performance.
  • Install, calibrate, and troubleshoot cameras, radar, LiDAR, GPS, and data acquisition hardware.
  • Execute system integration, validation, and field-testing activities for advanced safety and automation technologies.
  • Diagnose and resolve hardware, software, networking, and machine integration issues in both laboratory and field environments.
  • Develop and maintain engineering documentation, test procedures, validation plans, and technical reports.
  • Support proving ground, customer site, and machine testing activities, including occasional travel to domestic and international locations.
  • Collaborate with global software, systems, controls, validation, and product support teams to deliver robust and reliable solutions.
  • Contribute to continuous improvement initiatives by identifying opportunities to enhance test processes, data quality, and system performance.

Requirements
  • Bachelor of Science degree in Electrical Engineering, Electronics Engineering, Mechanical Engineering, Computer Engineering, Computer Science, or a related engineering discipline.
  • Master's degree in Engineering, Computer Science, or a related discipline may be considered in lieu of some experience requirements.
  • +2 years of professional experience in systems engineering, machine integration, test engineering, automation, data acquisition, or related technical fields.
  • Demonstrated knowledge of systems engineering principles, including system architecture, integration, validation, verification, and troubleshooting.
  • Experience working with networking technologies, communication protocols, and system connectivity solutions in laboratory or field environments.

Desired Attributes
  • Experience with CAN-based communication networks and industry-standard diagnostic and data analysis tools such as Vector CANalyzer, CANoe, or similar applications.
  • Working knowledge of Linux operating systems, command-line tools, system configuration, and troubleshooting.
  • Experience installing, calibrating, validating, and troubleshooting camera, radar, LiDAR, GPS, and other sensor technologies.
  • Proficiency with Python scripting for test automation, data analysis, workflow optimization, and system validation activities.

Visa sponsorship is NOT available for this position.
Pay Range: $90,000-$110,000 - Commensurate with experience
About RFA Engineering
RFA Engineering has provided product development and engineering services to industry leading customers since 1943. Our primary focus is the development of off highway equipment including agricultural, construction, mining, recreational, industrial, and special machines. Our work includes concept development, product design, documentation, problem-solving, simulation, optimization, and testing of components, systems and complete machines. Our engineering staff is located at our Engineering Center in Minneapolis, branch office in Dubuque, IA, and at numerous customer sites throughout the U.S.
Competitive Benefits
  • Health and Dental Insurance
  • Health Savings Account
  • TelaDoc: Virtual Health Care
  • Vision Insurance
  • Company Paid / Supplemental Life Insurance
  • Company Paid Long-Term Disability
  • Supplemental Short-Term Disability
  • Retirement Savings Account (Traditional 401k & Roth 401k)
  • Flexible Spending Plan Dependent Care
  • Bonus Plan (Exempt Employees Only)
  • Paid Time Off (PTO)
  • Paid Holidays
  • Bereavement Leave
  • Employee Assistance Programs (EAP)
  • Education Assistance

Equal Opportunity and Veteran Friendly
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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