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Mechanical Engineer Jobs in Decatur, IL (NOW HIRING)

Tanisha Systems

Pinpoint Engineer

Decatur, IL · On-site

Pinpoint Engineer & Skill Requirement: • Assist in providing assembly planning support for ... mechanisms in the assembly process. • Integrate Andon process with pinpoint application and ...

The Kelly Group

Project Manager/Estimator

Decatur, IL · On-site

$100K - $180K/yr

Degree in Civil Engineering, Mechanical Engineering, or Construction Management. * Minimum of 5 years in estimating and/or project management experience * Proficient at cost tracking, cost ...

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All JobsMechanical Engineer JobsMechanical Engineer Jobs in Decatur, IL

Mechanical Engineer information

See Decatur, IL salary details

$44.1K

$99.8K

$161.5K

How much do mechanical engineer jobs pay per year?

As of Jul 17, 2026, the average yearly pay for mechanical engineer in Decatur, IL is $99,788.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,100.00 and $122,700.00 per year, depending on experience, location, and employer.

What engineers make $300,000 a year?

Senior engineers in specialized fields such as petroleum, aerospace, or software engineering can earn $300,000 or more annually, especially with extensive experience, advanced skills, and leadership roles. High compensation often involves working in high-demand industries, holding advanced degrees, or obtaining professional certifications like PE or PMP.

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

To thrive as a Mechanical Engineer, you need a solid background in mechanical design, mathematics, and physics, typically supported by a bachelor's degree in mechanical engineering or a related field. Proficiency in CAD software (such as SolidWorks or AutoCAD), finite element analysis tools, and familiarity with industry standards or relevant certifications (like a Professional Engineer license) are common requirements. Strong problem-solving abilities, teamwork, and effective communication skills help professionals excel in collaborative and multidisciplinary environments. These skills are crucial for ensuring safe, innovative, and efficient engineering solutions that meet project and client needs.

What type of jobs do mechanical engineers do?

Mechanical engineers design, develop, and test mechanical devices and systems such as engines, HVAC systems, manufacturing equipment, and robotics. They often work in industries like automotive, aerospace, energy, and manufacturing, utilizing skills in CAD software, thermodynamics, and materials science to solve engineering problems. The role may require certifications and a strong understanding of safety standards and project management.

What engineers make $500,000?

Highly experienced engineers in specialized fields such as petroleum, aerospace, or software engineering can earn $500,000 or more annually, often through a combination of base salary, bonuses, and stock options. These roles typically require advanced skills, extensive experience, and sometimes leadership or executive responsibilities.

What are common interdisciplinary collaborations for Mechanical Engineers in a typical project setting?

Mechanical Engineers often work closely with professionals from other disciplines such as electrical engineers, software developers, and industrial designers, especially when developing complex products or machinery. Collaboration is essential for integrating mechanical systems with electronics and software, ensuring functionality, safety, and efficiency. These interactions usually involve regular team meetings, joint problem-solving sessions, and coordinated testing to achieve project goals. Being comfortable working in cross-functional teams can significantly enhance your success and contribute to innovative solutions.

Can you make $200,000 a year as a mechanical engineer?

Earning $200,000 annually as a mechanical engineer is possible but typically requires extensive experience, advanced skills, working in high-paying industries such as aerospace or energy, or holding senior management or specialized roles. Most mechanical engineers earn between $70,000 and $120,000, with top earners in certain sectors reaching higher salaries.

What Do Mechanical Engineers Do?

Mechanical Engineering is one of the broadest genres in the engineering industry. Specific job duties vary, depending on the kind of company and assigned project. In general, Mechanical Engineers spend their time researching, designing, developing, building, testing, and inspecting mechanical devices. These devices may include engines, tools, thermal sensors, and large machinery apparatus. On a daily basis, a Mechanical Engineer may spend time analyzing mechanical and thermal devices, troubleshooting problems, determining solutions, and completing repairs. They also develop and test technical and mechanical prototypes of new designs and devices. A Mechanical Engineer can also work on devices such as escalators, elevators, conveyor systems, and automated transfer stations.

What is the difference between Mechanical Engineer vs Mechanical Designer?

AspectMechanical EngineerMechanical Designer
Required CredentialsBachelor's degree in Mechanical Engineering, PE license (optional)Bachelor's degree in Mechanical Design, CAD certifications (often)
Work EnvironmentDesign, analysis, testing, project managementCreating detailed CAD models, drafting, and design documentation
Industry UsageEngineering firms, manufacturing, aerospace, automotiveProduct design, manufacturing, industrial equipment

Mechanical Engineers focus on designing, analyzing, and testing mechanical systems, often overseeing projects from conception to completion. Mechanical Designers primarily create detailed CAD models and drawings based on specifications. While both roles require technical skills and knowledge of mechanical systems, Mechanical Engineers typically have broader responsibilities including analysis and project management, whereas Mechanical Designers specialize in detailed design work.

What does a Mechanical Engineer do?

A Mechanical Engineer designs, develops, builds, and tests mechanical devices such as engines, machines, and tools. They use principles of physics and mathematics to solve engineering problems and improve existing products. Mechanical Engineers can work in a variety of industries, including automotive, aerospace, manufacturing, and energy. Their responsibilities often include creating blueprints, analyzing data, and collaborating with other engineers or professionals to ensure projects meet safety and quality standards.
More about Mechanical Engineer jobs
What are the most commonly searched types of Mechanical Engineer jobs in Decatur, IL? The most popular types of Mechanical Engineer jobs in Decatur, IL are:
What are popular job titles related to Mechanical Engineer jobs in Decatur, IL? For Mechanical Engineer jobs in Decatur, IL, the most frequently searched job titles are:
What job categories do people searching Mechanical Engineer jobs in Decatur, IL look for? The top searched job categories for Mechanical Engineer jobs in Decatur, IL are:
What cities near Decatur, IL are hiring for Mechanical Engineer jobs? Cities near Decatur, IL with the most Mechanical Engineer job openings:
Mechanical Engineer jobs near you
Infographic showing various Mechanical Engineer job openings in Decatur, IL as of July 2026, with employment types broken down into 91% Full Time, and 9% Contract. Highlights an 100% In-person job distribution, with an average salary of $99,788 per year, or $48 per hour.
Strategic Electrical Engineer

Strategic Electrical Engineer

Constellation Energy

Kenney, IL • On-site

$89K - $154K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 13 days ago

Constellation Energy rating

8.5

Company rating: 8.5 out of 10

Based on 100 frontline employees who took The Breakroom Quiz

10th of 75 rated oil and gas companies

Job description

Who We Are

As the largest private-sector power producer in the world and the nation's largest producer of clean and reliable energy, Constellation is focused on our purpose: lighting the way to a brilliant tomorrow for all. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.

The Strategic Electrical Engineer position is based out of our Clinton Clean Energy Center in Clinton, IL.


Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things. Join us in meeting the country's energy needs today and tomorrow.

Total Rewards

Constellation offers an extensive selection of benefits and rewards to help our employees thrive professionally and personally. We provide competitive compensation and a wide-range of benefits that support both employees and their families, helping them prepare for the future. In addition to highly competitive salaries, eligible employees are offered a bonus program, 401(k) with company match, employee stock purchase program comprehensive medical, dental and vision benefits, including robust wellbeing programs disability and life insurance benefits paid time off for vacation, holidays, and sick days and much more.

*****************This Engineering role can be filled at Entry-level, Mid-level or Senior Engineer level. Please see minimum qualifications list below for each level*********************************** 

Entry Level - $89,000 

Mid Level - $92,700-$114,000 

Sr Level - $122,400-$154,000 

Ranges are per year based on experience, along with a comprehensive benefits package that includes bonus and 401K 

Primary Purpose of Position

Responsible for performing engineering and technical tasks, under direct supervision, in support of nuclear plant operations.

Primary Duties and Accountabilities

  • Assure all engineering products prepared are in accordance with applicable safety analyses, industry codes, and all regulatory requirements.
  • Perform engineering and technical tasks as assigned by supervision.
  • Support engineering work functions.
  • All other job assignments and/or duties pursuant to company policy or as directed by management to include but not limited to: (Emergency Response duties and/or coverage, Department duty coverage and/or call out, and positions outside of department in support of outage activities etc.)

MINIMUM QUALIFICATIONS for Entry Level E01 Engineer &ndash New Graduate 

  • B.S  in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) 
  • Maintain minimum access requirements or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties

MINIMUM QUALIFICATIONS for Mid-level E02 Engineer

  • B.S. in Engineering, a minimum 2 years Nuclear experience or related engineering experience
  • Must meet additional requirements as outlined in ANSI/ANS-3.1-2014 Standard, "Selection, Qualification, and Training of Personnel for Nuclear Power Plants"
  • Maintain minimum access requirements or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties

MINIMUM QUALIFICATIONS for Senior E03 Engineer

  • B.S. in Engineering, a minimum 5 years Nuclear experience or related engineering experience
  • Must meet additional requirements as outlined in ANSI/ANS-3.1-2014 Standard, "Selection, Qualification, and Training of Personnel for Nuclear Power Plants"
  • Maintain minimum access requirements or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties

Preferred Qualifications

BS Electrical Engineering Degree 

Experience with digital controls

Engineer in Training Certification

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