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Engineer Jobs in Decatur, IL (NOW HIRING)

RFA Engineering

Mechanical Engineer

Decatur, IL · On-site

$65K - $95K/yr

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an experienced candidate to ...

Hydro Gear Partnership

Product Engineer

Sullivan, IL · On-site

Description We are seeking a Product Engineer who excels in mechanical engineering, project management, analytical problem-solving, and hands-on technical work. This role is ideal for someone who ...

Primient

Engineer 3, Decatur

Decatur, IL · On-site

Engineer 3, Decatur | Primient About Primient Primient is a century old company with an entrepreneurial spirit. We are a leading producer of food and industrial ingredients made from plant-based ...

Primient

Engineer 3, Decatur

Decatur, IL

Engineer 3, Decatur | Primient About Primient Primient is a century old company with an entrepreneurial spirit. We are a leading producer of food and industrial ingredients made from plant-based ...

Primient

Engineer 3, Decatur

Decatur, IL

$101K/yr

The Engineer 3 operates with greater autonomy, overseeing complex projects, driving plant-wide optimizations, and mentoring junior engineers. This role collaborates cross functionally to drive ...

Hydro-Gear

Product Engineer

Sullivan, IL · On-site

We are seeking a Product Engineer who excels in mechanical engineering, project management, analytical problem-solving, and hands-on technical work. This role is ideal for someone who enjoys working ...

Primient

Research Engineer

Decatur, IL · On-site

Research Engineer | Primient About Primient Primient is a century old company with an entrepreneurial spirit. We are a leading producer of food and industrial ingredients made from plant-based ...

Primient

Research Engineer

Decatur, IL · On-site

Research Engineer | Primient About Primient Primient is a century old company with an entrepreneurial spirit. We are a leading producer of food and industrial ingredients made from plant-based ...

Intellectt INC

Electrical Engineer

Decatur, IL · On-site

Electrical Engineer Location: Decatur, Illinois & Skill Requirement: Responsibilities of Role: * Work as an Electrical Engineer and develop design of electrical distribution system for FMCG process ...

AVTC Group

Controls Engineer

Mount Zion, IL · On-site +1

$83K - $107K/yr

Controls Engineer/ PLC Programmer Controls Engineer must be well versed in control systems. This person must be proficient in PLC and HMI programming. Related Degree or five years with Programming ...

AVTC Group

Controls Engineer

Mount Zion, IL · On-site +1

$83K - $107K/yr

Controls Engineer/ PLC Programmer Controls Engineer must be well versed in control systems. This person must be proficient in PLC and HMI programming. Related Degree or five years with Programming ...

Intellectt INC

Electrical Engineer

Decatur, IL · On-site

This is Mahaboob from Intellectt INC; we've got an important role Electrical Engineer - Decatur, Illinois with one of our prestigious clients. Interested candidates can please send your updated ...

Primient

Research Engineer

Decatur, IL

$82K/mo

Engineer 1 > Engineer 2 > Engineer 3 > Sr. Engineer > Principal Engineer > Engineer Fellow Key responsibilities: Research Chemical Engineer * Provide process engineering support for manufacturing ...

New

Intellectt INC

Electrical Engineer

Decatur, IL · On-site

Electrical Engineer Location : Decatur, IL Job Summary : Seeking an Electrical Engineer with experience in designing electrical distribution systems for process plants. The ideal candidate should ...

Intellectt INC

Electrical Engineer

Decatur, IL · On-site

Electrical Engineer Location: Decatur, Illinois Experience: 5 - 10 Years Job Summary: Seeking an Electrical Engineer with experience in designing electrical distribution systems for process plants ...

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Showing results 1-20

All JobsEngineer JobsEngineer Jobs in Decatur, IL

Engineer information

See Decatur, IL salary details

$37.8K

$98.7K

$133.4K

How much do engineer jobs pay per year?

As of Aug 7, 2026, the average yearly pay for engineer in Decatur, IL is $98,697.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,500.00 and $113,000.00 per year, depending on experience, location, and employer.

What is an engineer?

Engineers design, build, and maintain the functional aspects of a product, structure, or system for their specific engineering industry. Their specific job description relates to all of the detailed tasks, responsibilities, skills, and education requirements that a company or organization requires for their engineering specialty. For example, electrical engineers develop, monitor, and test electrical systems. Civil engineers design, construct, and maintain large infrastructure projects, such as highways, bridges, and airports. Many engineers begin their career with an internship or apprenticeship while they are still in school, and then acquire an entry-level position. As they learn more about the industry, engineers are given their own projects and more responsibility.

What kind of jobs do engineers do?

Engineers design, develop, and test systems, structures, or products across various fields such as civil, mechanical, electrical, software, and chemical engineering. They often work in offices, labs, or construction sites, using technical skills, problem-solving, and tools like CAD software or testing equipment. Many engineering roles require relevant certifications and a strong understanding of mathematics and science.

How do engineers typically collaborate with other departments during a project?

Engineers often work closely with professionals from various departments such as product management, design, and quality assurance to ensure project requirements are met. Collaboration usually involves regular meetings to align on goals, discuss technical constraints, and review progress. Effective communication and teamwork are key, as engineers may need to translate complex technical concepts for non-technical colleagues and incorporate feedback from different stakeholders. This cross-functional approach helps ensure that projects are delivered efficiently and meet all necessary standards.

What are the key skills and qualifications needed to thrive as an engineer?

To thrive as an Engineer, you need a solid background in mathematics, problem-solving, and engineering principles, typically supported by a relevant bachelor’s degree. Familiarity with industry-specific software such as CAD tools, simulation platforms, and, in some fields, certifications like FE or PE is often required. Strong communication, teamwork, and critical thinking skills set exceptional engineers apart. These abilities ensure effective project delivery, innovative solutions, and smooth collaboration in technical environments.

What does an engineer do?

An engineer applies principles of science and mathematics to develop solutions for technical problems. They design, build, and test products, systems, or structures while considering efficiency, safety, and cost. Engineers can work in a variety of fields such as civil, mechanical, electrical, and software engineering, each with its own specialized focus. Their work often involves teamwork, problem-solving, and the use of advanced technology.

What is the difference between Engineer vs Technician?

AspectEngineerTechnician
Required CredentialsBachelor's degree in engineering or related fieldTechnical diploma or associate degree
Work EnvironmentDesign, planning, analysis, project managementInstallation, maintenance, troubleshooting
Industry UsageDesign firms, manufacturing, constructionField service, manufacturing plants, maintenance teams
Common Search/ComparisonEngineer vs Technician

Engineers typically hold a bachelor's degree and focus on designing, analyzing, and managing projects. Technicians usually have technical diplomas and handle hands-on installation, maintenance, and troubleshooting. While engineers plan and oversee, technicians implement and support. Both roles are essential in engineering projects, but they differ in education, responsibilities, and work environment.

More about Engineer jobs
What are the most commonly searched types of Engineer jobs in Decatur, IL? The most popular types of Engineer jobs in Decatur, IL are:
What are popular job titles related to Engineer jobs in Decatur, IL? For Engineer jobs in Decatur, IL, the most frequently searched job titles are:
What job categories do people searching Engineer jobs in Decatur, IL look for? The top searched job categories for Engineer jobs in Decatur, IL are:
What cities near Decatur, IL are hiring for Engineer jobs? Cities near Decatur, IL with the most Engineer job openings:
Engineer jobs near you
Infographic showing various Engineer job openings in Decatur, IL as of August 2026, with employment types broken down into 85% Full Time, 11% Part Time, and 4% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $98,697 per year, or $47.5 per hour.

Mechanical Engineer

RFA Engineering

Decatur, IL • On-site

$65K - $95K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 21 days ago

Job description

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an experienced 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 onsite at our customer's world-class engineering and manufacturing facility.
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.
Mechanical Engineer
The selected candidate will work with an experienced engineering staff supporting the development, validation, manufacturing support, and continuous improvement of large off-highway equipment used in construction, mining, earthmoving, and industrial applications. Projects may involve large mining trucks, off-highway trucks, wheel loaders, wheel tractor scrapers, wheel dozers, motor graders, and compaction equipment. The work will be highly collaborative with engineering, manufacturing, validation, quality, suppliers, and factory operations teams.
Responsibilities
  • Participate in the design, development, build, and validation of mechanical systems and components used in large off-highway equipment.
  • Support product development, product improvement, cost reduction, and product health initiatives.
  • Research and analyze engineering requirements, specifications, test results, and field issues to develop effective solutions.
  • Investigate product, component, and system failures and perform root cause analysis to identify corrective actions.
  • Support prototype, pilot, and production builds while working closely with manufacturing and operations teams.
  • Collaborate with validation engineers to support machine testing and ensure robust product performance.
  • Develop and evaluate design concepts for fabricated structures, mounting systems, castings, machined components, hydraulic systems, and other mechanical systems.
  • Support APQP activities and work with suppliers to ensure manufacturability and product quality requirements are achieved.
  • Participate in continuous product improvement and quality improvement projects.
  • Create and modify engineering documentation, 3-D models, drawings, and product structures using engineering software tools.
  • Support factory operations by troubleshooting production issues and implementing corrective actions.
  • Collaborate with other groups (Engineering, Manufacturing, Purchasing, Quality, Supplier Development, Validation, and Marketing) as necessary.
  • Travel to supplier or customer locations pending project needs (up to ~10%).

Requirements
  • BSME, BSMET or equivalent degree with experience.
  • Entry level candidates and experienced candidates will be considered.
  • Strong mechanical aptitude demonstrated through work experience or hobbies.
  • Excellent communication both written and verbal.
  • Demonstrated ability to meet deadlines and commitments.
  • Strong analytical, problem solving and troubleshooting skills.
  • Ability to thrive in a team environment.
  • Ability to travel (less than 10% of time).

Desired Attributes
  • Experience with the APQP (Advanced Product Quality Planning) process.
  • Experience in 3-D Modeling Software; Creo (Pro/Engineer) experience.
  • Previous experience with Teamcenter or other PDM software.
  • Experience with manufacturing processes, assembly operations, machining, welding, or fabrication.
  • Experience supporting product development, validation, prototype builds, or new product introduction activities.
  • Design experience or exposure to off-road mobile equipment, construction equipment, mining equipment, heavy machinery, or hydraulic systems.
  • Experience with shop or factory support.
  • Experience working with cross-functional engineering and manufacturing teams.
  • Desire to work in an engineering environment focusing on robust & cost effective design.

Visa sponsorship is NOT available for this position.
Pay Range: $65,000-$95,000 - 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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