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Mechanical Engineer Intern Jobs in Rochelle, IL (NOW HIRING)

Bachelor&rsquos degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) * Maintain minimum access requirements or unescorted access requirements, as ...

Bachelor&rsquos degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) * Maintain minimum access requirements or unescorted access requirements, as ...

Bachelor&rsquos degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) * Maintain minimum access requirements or unescorted access requirements, as ...

The Mechanical Valve Engineer position is based out of our Byron Clean Energy facility in Byron, IL. Our culture and employee experience make it clear: We are powered by passion and purpose. Together ...

The Mechanical Valve Engineer position is based out of our Byron Clean Energy facility in Byron, IL. Our culture and employee experience make it clear: We are powered by passion and purpose. Together ...

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Mechanical Engineer Intern information

See Rochelle, IL salary details

$14

$21

$29

How much do mechanical engineer intern jobs pay per hour?

As of Jun 16, 2026, the average hourly pay for mechanical engineer intern in Rochelle, IL is $21.28, according to ZipRecruiter salary data. Most workers in this role earn between $17.55 and $23.61 per hour, depending on experience, location, and employer.

Is $20 an hour good for an intern?

For a mechanical engineer intern, $20 an hour is generally considered competitive, especially for entry-level positions or internships in many regions. Compensation can vary based on location, industry, and the intern's skills or educational level, but this rate often aligns with or exceeds average internship pay in engineering fields.

What do mechanical engineers do in internships?

Mechanical engineer interns assist with designing, testing, and analyzing mechanical systems and components. They often work under supervision to gain hands-on experience with CAD software, manufacturing processes, and engineering principles, contributing to real projects and developing technical skills.

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

To thrive as a Mechanical Engineer Intern, you need a strong grasp of engineering principles, mathematics, and problem-solving skills, typically supported by progress toward a mechanical engineering degree. Familiarity with CAD software (such as SolidWorks or AutoCAD), simulation tools, and basic manufacturing processes is often required. Strong teamwork, willingness to learn, and effective communication skills help interns collaborate and absorb feedback in a professional environment. These abilities are crucial for contributing meaningfully to engineering projects and developing technical expertise for future roles.

What types of projects and responsibilities can a Mechanical Engineer Intern expect during their internship?

As a Mechanical Engineer Intern, you'll typically assist with tasks such as CAD modeling, design analysis, prototype testing, and documentation of mechanical systems. Interns often collaborate closely with senior engineers and cross-functional teams, contributing to ongoing projects in product development or process improvement. While responsibilities can vary by company, you may also be involved in hands-on work in labs or workshops, attending team meetings, and learning to use industry-standard engineering tools. This exposure offers a valuable opportunity to develop both technical and teamwork skills in a real-world engineering environment.

What does a Mechanical Engineer Intern do?

A Mechanical Engineer Intern assists professional engineers with the design, development, and testing of mechanical devices and systems. Their responsibilities often include creating CAD drawings, conducting research, performing calculations, and helping with prototyping or laboratory testing. Interns gain hands-on experience by supporting real engineering projects and working alongside experienced engineers. This position provides valuable exposure to engineering processes and workplace culture, making it a key step for students studying mechanical engineering.

What engineers make $300,000 a year?

Highly experienced engineers in specialized fields such as petroleum, aerospace, or software engineering can earn $300,000 or more annually, often through senior roles, bonuses, and stock options. These positions typically require advanced skills, extensive experience, and sometimes advanced certifications or degrees.

What is the difference between Mechanical Engineer Intern vs Mechanical Design Engineer?

AspectMechanical Engineer InternMechanical Design Engineer
Required CredentialsEnrolled in or recent graduate of Mechanical Engineering programBachelor's or higher in Mechanical Engineering or related field
Work EnvironmentInternship setting, often in engineering departments or labsFull-time engineering office or design studio
Employer & Industry UsageInternships offered by manufacturing, automotive, aerospace companiesDesign-focused roles in similar industries

The main difference between a Mechanical Engineer Intern and a Mechanical Design Engineer is experience and responsibility level. Interns are typically students gaining practical experience, while Mechanical Design Engineers are full-time professionals responsible for designing and developing mechanical systems.

What is the best internship for mechanical engineering students?

The best internship for mechanical engineering students typically involves hands-on experience in design, manufacturing, or research environments, often with companies in aerospace, automotive, or industrial sectors. Internships that offer exposure to CAD software, prototyping, and teamwork help develop relevant skills and improve job prospects after graduation.
What are the most commonly searched types of Mechanical Engineer jobs in Rochelle, IL? The most popular types of Mechanical Engineer jobs in Rochelle, IL are:
What job categories do people searching Mechanical Engineer Intern jobs in Rochelle, IL look for? The top searched job categories for Mechanical Engineer Intern jobs in Rochelle, IL are:
What cities near Rochelle, IL are hiring for Mechanical Engineer Intern jobs? Cities near Rochelle, IL with the most Mechanical Engineer Intern job openings:
Infographic showing various Mechanical Engineer Intern job openings in Rochelle, IL as of June 2026, with employment types broken down into 17% Internship, and 83% Full Time. Highlights an 100% In-person job distribution, with an average salary of $44,260 per year, or $21.3 per hour.
Engineer, Mechanical

$87K - $154K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 20 days ago


Constellation Energy rating

8.4

Company rating: 8.4 out of 10

Based on 96 frontline employees who took The Breakroom Quiz

12th of 74 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.
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 the Entry, Mid-level or Senior Engineer level. Please see minimum qualifications list below for each level***

Expected salary range:

  • Entry-Level - $87,000
  • 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

Performs advanced technical/engineering problem solving in support of nuclear plant operations. Responsible for technical decisions. Possesses excellent knowledge in functional discipline and its practical application and has detailed knowledge of applicable industry codes and regulations.

Primary Duties and Accountabilities

  • Provide in-depth technical expertise to develop, manage and implement engineering analysis, activities and programs.
  • Provide technical expertise and consultation through direct involvement to identify and resolve equipment and system problems.
  • Provide complete task management of engineering issues.
  • Perform engineering tasks as assigned by supervision applying engineering principles.
  • Accountable for the accuracy, completeness, and timeliness of work ensuring proper configuration management and assuring that standard design criteria, practices, procedures and codes are used in preparation of plans and specifications.
  • Perform independent research, reviews, studies and analyses in support of technical projects and programs.
  • Recommend equipment, new concepts and techniques to improve performance, simplify construction, reduce costs, correct design or material flaws, or comply with changes in codes or regulations.
  • Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department.

MINIMUM QUALIFICATIONS for Entry Level E01 Engineer

  • Bachelor&rsquos degree 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

  • Bachelor&rsquos degree in engineering (chemical, civil/structural, electrical, industrial, mechanical or nuclear) with 2 years of nuclear or related engineering experience
  • 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

  • Bachelor&rsquos degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear)  with 5 years of nuclear experience or related engineering experience
  • Maintain minimum access requirement or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties

Preferred Qualifications

  • Advanced technical degree or related coursework

What Constellation Energy employees say

Pay

Benefits

Hours and flexibility

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