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Operations Research Engineer Jobs in Illinois (NOW HIRING)

Linde

R&D Engineer - Campus 2026-2027

Burr Ridge, IL · On-site

$85/hr

Operations Research * Process Equipment * Process Chemistry * Heat Transfer * Food/Beverage and ... Mechanical Engineering * Chemistry * Metallurgical Engineering * Material Science or Ceramics

Entegris

Global R&D Sampling Coordinator

Aurora, IL · On-site

Bachelor's degree in Engineering, Chemistry, or a related field (or equivalent experience). * 1-3 years of relevant experience in a technical, operations, R&D, supply chain, or similar environment.

Linde Plc

R&D Intern - Summer 2027

Willowbrook, IL · On-site

$37 - $39/hr

Reaction Engineering * Operations Research * Process Equipment * Process Chemistry * Heat Transfer * Food/Beverage and Water Applications * Cryogenic Air Separation * Hydrogen and Energy Supply ...

IMC

Equity Research Analyst

Chicago, IL · On-site

$150K - $200K/yr

Across our offices in the US, Europe, Asia Pacific, and India, our talented quant researchers, engineers, traders, and business operations professionals are united by our uniquely collaborative, high ...

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Operations Research Engineer information

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$34.9K

$82.4K

$130.8K

How much do operations research engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for operations research engineer in Illinois is $82,395.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,300.00 and $91,100.00 per year, depending on experience, location, and employer.

What does an operations research engineer do?

An Operations Research Engineer applies mathematical modeling, statistical analysis, and optimization techniques to solve complex business and engineering problems. They use data-driven decision-making to improve efficiency, reduce costs, and enhance system performance in industries such as logistics, manufacturing, finance, and transportation. By leveraging algorithms, simulations, and predictive analytics, they help organizations make informed decisions. Their work often involves programming, data analysis, and collaboration with cross-functional teams to implement practical solutions.

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

To excel as an Operations Research Engineer, you need a solid grounding in mathematics, statistics, optimization, and analytical problem-solving, typically supported by a relevant engineering or quantitative degree. Proficiency with tools such as MATLAB, Python, R, CPLEX, or simulation software, as well as familiarity with data analysis platforms, is commonly required. Strong communication, teamwork, and adaptability are vital soft skills for presenting findings and collaborating across multidisciplinary teams. Mastery of these abilities is crucial to developing effective solutions that improve operational efficiency in complex business environments.

What does a typical day look like for an operations research engineer?

A typical day for an Operations Research Engineer involves identifying operational challenges, gathering and analyzing data, developing mathematical models, and simulating scenarios to propose improvements. You will often collaborate closely with cross-functional teams—including data scientists, engineers, and business managers—to understand requirements and implement optimal solutions. Expect to spend time both independently conducting research and attending meetings to present your findings and receive feedback. The role provides a good balance of technical work, problem-solving, and teamwork, making each day dynamic and intellectually engaging.

What are the most commonly searched types of Operations Research Engineer jobs in Illinois? The most popular types of Operations Research Engineer jobs in Illinois are:
What are popular job titles related to Operations Research Engineer jobs in Illinois? For Operations Research Engineer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Operations Research Engineer jobs in Illinois look for? The top searched job categories for Operations Research Engineer jobs in Illinois are:
What cities in Illinois are hiring for Operations Research Engineer jobs? Cities in Illinois with the most Operations Research Engineer job openings:
Operations Research Engineer jobs near you
Infographic showing various Operations Research Engineer job openings in Illinois as of August 2026, with employment types broken down into 85% Full Time, 12% Part Time, 1% Temporary, and 2% Contract. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $82,395 per year, or $39.6 per hour.

R&D Engineer - Campus 2026-2027

Linde

Burr Ridge, IL • On-site

$85/hr

Full-time

Life, Retirement

Posted 13 days ago

Linde rating

8.1

Company rating: 8.1 out of 10

Based on 82 frontline employees who took The Breakroom Quiz

33rd of 100 rated chemical manufacturers

Job description

Linde Inc.
R&D Engineer - Campus 2026-2027
Tonawanda, NY or Burr Ridge, IL, United States req32163
What you will enjoy doing*
Linde is a technology-driven, R&D intensiveorganization with a leading role in all aspects of gas separation, purificationand applications technology. The R&D team consists of scientists,engineers, technologists and business professionals from various cultures andeducational backgrounds. With thousands of active and pending patents,Linde provides a creative platform for you to achieve your personal andprofessional goals.
While continuing work onconventional separation and purification technologies, we also prideourselves on our applications development which serves variousindustries such as energy, glass, food, healthcare, metals, metalfabrication, electronics, water and waste water. R&D personnel areactively involved in step-change technological development, from conceptionthrough commercialization. State-of-the-art R&D facilities inTonawanda, NY, and Burr Ridge, IL, provide an extensive infrastructure forexploring emerging technologies.
We are currently lookingfor Engineers and Scientists to work in the following areas:
  • Advanced Process Control
  • Healthcare and Pharmaceutical Applications
  • Electronics & Specialty Gas Applications
  • Machinery Development (compressors, turbines, pumps)
  • Materials Development (catalysts, adsorbents, polymeric membranes)
  • Separations Process Development
  • Semiconductor Materials
  • Adsorption Materials
  • Process Development
  • Combustion and Metals Technology/Fabrication
  • Reaction Engineering
  • Operations Research
  • Process Equipment
  • Process Chemistry
  • Heat Transfer
  • Food/Beverage and Water Applications
  • Cryogenic Air Separation
  • Hydrogen and Energy Supply System

What makes you great
Pursuing/Obtained a Master's or PhD inone of the following majors (Minimum GPA of 3.5):
  • Chemical Engineering
  • Mechanical Engineering
  • Chemistry
  • Metallurgical Engineering
  • Material Science or Ceramics
  • Environmental Engineering
  • Biomedical Engineering
  • Electrical Engineering
  • Civil Engineering
  • Industrial Engineering

Why you will love working with us
Linde is a leading global industrial gases and engineering company with 2025 sales of $34 billion. We live our mission of making our world more productive every day by providing high-quality solutions, technologies and services which are making our customers more successful and helping to sustain, decarbonize and protect our planet. Linde serves a variety of end markets such as chemicals & energy, food & beverage, electronics, healthcare, manufacturing, metals and mining. Linde's industrial gases and technologies are used in countless applications, enabling space exploration and launch technologies, delivering ultra-high-purity and specialty gases for semiconductor manufacturing, providing life-saving medical oxygen and enabling clean hydrogen production and carbon capture to reduce greenhouse gas emissions. Linde also delivers state-of-the-art gas processing solutions to support customer growth, efficiency improvements and emissions reductions.For more information about the company and its products and services, please visit linde.com
What we offer you!
At Linde, the sky is not the limit. If you're looking to build a career where your work reaches beyond your job description and betters the people with whom you work, the communities we serve, and the world in which we all live, at Linde, your opportunities are limitless. Be Linde. Be Limitless.
In addition to competitive compensation, we offer a wide range of medical options to suit everyone's needs. Other benefits include; educational and professional development, employee discount program, 401K, pension plan, and life insurance, just to name a few. The salary range for this role is $85-115K.
Have we inspired you? Let's talk about it
We are looking forward to receiving your complete application.
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, pregnancy, sexual orientation, gender identity or expression, or any other reason prohibited by applicable law.
Linde Inc. acts responsibly towards its shareholders, business partners, employees, society and the environment in every one of its business areas, regions and locations across the globe. The company is committed to technologies and products that unite the goals of customer value and sustainable development.
*The above statements are intended to describe the general nature and level of work being performed by employees assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties and skills required of employees assigned to this position. Therefore employees assigned may be required to perform additional job tasks required by the manager.
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