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Senior Engineer Jobs in Kankakee, IL (NOW HIRING)

Mechanical Engineer

Morris, IL · On-site

$87K - $154K/yr

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 - $87,000 Mid Level - $92,700-$114 ...

Engineer, Mechanical

Dwight, IL · On-site

$87K - $154K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Electrical

Morris, IL · On-site

$92K - $154K/yr

This Engineering role can be filled at the Mid-level or Senior Engineer level. Please see minimum ... Mid-Level - $92,700 - $114,000 * Sr Level - $122,400- $154,000 Ranges are per year based on ...

Engineer, Mechanical

Wilmington, IL · On-site

$87K - $154K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Electrical

Morris, IL · On-site

$122K - $154K/yr

This Engineering role can be filled at the Mid-level or Senior Engineer level. Please see minimum ... Mid-Level - $92,700 - $114,000 * Sr Level - $122,400- $154,000 Ranges are per year based on ...

Engineer, Electrical

Morris, IL · On-site

$122K - $154K/yr

This Engineering role can be filled at the Mid-level or Senior Engineer level. Please see minimum ... Mid-Level - $92,700 - $114,000 * Sr Level - $122,400- $154,000 Ranges are per year based on ...

Engineer, Mechanical

Morris, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Mechanical

Coal City, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Mechanical

Wilmington, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Mechanical

Wilmington, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Mechanical

Dwight, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Mechanical

Dwight, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Mechanical

Gardner, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Mechanical

Gardner, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Reactor

Morris, IL · On-site

$87 - $155/hr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $94,500 - $122,000 * Sr Level - $123,000 - $155,000 Ranges are per year based on ...

Engineer, Mechanical

Morris, IL · On-site

$87K - $154K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Electrical

Morris, IL · On-site

$122K - $154K/yr

This Engineering role can be filled at the Mid-level or Senior Engineer level. Please see minimum ... Mid-Level - $92,700 - $114,000 * Sr Level - $122,400- $154,000 Ranges are per year based on ...

Engineer, Mechanical

Morris, IL · On-site

$114K - $122K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Engineer, Mechanical

Coal City, IL · On-site

$87K - $154K/yr

This Engineering role can be filled at the Entry, Mid-level or Senior Engineer level. Please see ... Mid-Level - $92,700-114,000 * Sr Level - $122,400-154,000 Ranges are per year based on experience ...

Showing results 41-60

Senior Engineer information

See Kankakee, IL salary details

$57.2K

$121.7K

$176.4K

How much do senior engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for senior engineer in Kankakee, IL is $121,666.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,500.00 and $138,000.00 per year, depending on experience, location, and employer.

What is a senior engineer?

Senior engineers develop and design software programs and applications, but are designated senior because they have more extensive knowledge and years of experience than other engineers on their team. As a senior engineer, you work closely with company managers to ensure the software is created to the required specifications and must troubleshoot issues with applications when they arise. Most senior engineers have mastered a specific set of programming languages, databases, and operating systems.

What is a senior engineer?

A Senior Engineer is an experienced professional responsible for designing, developing, and overseeing complex engineering projects. They often lead teams, mentor junior engineers, and ensure that technical solutions meet organizational goals and industry standards. Senior Engineers are typically experts in their field, possessing advanced problem-solving skills and a deep understanding of relevant technologies and methodologies. Their role also often involves collaborating across departments, managing timelines, and contributing to strategic planning.

How does a senior engineer typically mentor junior team members, and what impact does this have on the team's success?

Senior Engineers often play a key role in mentoring junior developers by providing guidance on technical challenges, reviewing code, and sharing best practices. This mentorship helps foster a collaborative environment where less-experienced team members can develop their skills more rapidly. As a result, the entire team benefits from improved code quality, faster problem-solving, and a culture of continuous learning. Senior Engineers also help set standards and encourage professional growth, which contributes to the overall success and cohesion of the engineering team.

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

To thrive as a Senior Engineer, you need advanced technical expertise in your engineering discipline, a relevant degree, and several years of industry experience. Familiarity with project management software, CAD tools, and compliance with engineering standards or certifications like PE (Professional Engineer) is typically required. Critical thinking, leadership, and effective communication are essential soft skills for mentoring teams and managing complex projects. These skills and qualities ensure successful project delivery, innovation, and strong team performance within engineering environments.

What is the difference between Senior Engineer vs Mechanical Engineer?

AspectSenior EngineerMechanical Engineer
Required CredentialsBachelor's degree in engineering; often a master's; professional engineering license (PE) preferredBachelor's degree in mechanical engineering; PE license optional but advantageous
Work EnvironmentDesign, development, project management; leadership rolesDesign, analysis, testing, manufacturing
Industry UsageUsed across engineering sectors for experienced professionalsEntry to mid-level engineering roles in manufacturing, automotive, aerospace

Senior Engineers typically have more experience, leadership responsibilities, and advanced credentials compared to Mechanical Engineers. While Mechanical Engineers focus on design and analysis, Senior Engineers often oversee projects and mentor teams, making them suitable for higher-level roles within engineering teams.

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

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

What cities near Kankakee, IL are hiring for Senior Engineer jobs?

Cities near Kankakee, IL with the most Senior Engineer job openings:

Mechanical Engineer

Constellation Energy

Morris, IL • On-site

$87K - $154K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 26 days ago


Key responsibilities

  • Provide in-depth technical expertise to develop, manage, and implement engineering analysis, activities, and programs.

  • Identify and resolve equipment and system problems through technical consultation and subject matter expertise.

  • Perform engineering tasks applying engineering principles, ensuring work accuracy, completeness, and compliance with standards.


Constellation Energy rating

8.6

Company rating: 8.6 out of 10

Based on 101 frontline employees who took The Breakroom Quiz

12th of 87 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 Mechanical Engineer position is based out of our LaSalle County Generating Station in Marseilles, 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 - $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 while acting as a resource and technical expert to engineers. 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 and as a subject matter expert when consulted to identify and resolve equipment and system problems
  • Directly fulfill engineering and technical leadership accountability regarding short-term and long-term programs that impact site operations
  • 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.
  • Recommends 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 &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

  • Professional Engineer Registration
  • Advanced technical degree or related coursework

What Constellation Energy employees say

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