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Operations Research Engineer Jobs in Chicago, IL

CEDENT

Sr. Data Scientist

Chicago, IL

... operations research, engineering, or related field • 6+ years of industry experience in data science, measurement, marketing strategy & analytics • Strong communication skills to 'tell a story ...

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.

Grainger Businesses

Sr Data Scientist

Lake Forest, IL · On-site

$103K - $172K/yr

Apply operations research techniques such as linear programming, integer programming etc. and machine learning techniques such as classification, clustering, regression, and time series forecasting ...

Grainger Businesses

Sr Data Scientist

Lake Forest, IL · Hybrid

$103K - $172K/yr

Apply operations research techniques such as linear programming, integer programming etc. and machine learning techniques such as classification, clustering, regression, and time series forecasting ...

Grainger Businesses

Sr Data Scientist

Chicago, IL · Hybrid

$103K - $172K/yr

Apply operations research techniques such as linear programming, integer programming etc. and machine learning techniques such as classification, clustering, regression, and time series forecasting ...

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All JobsOperations Research Engineer JobsOperations Research Engineer Jobs in Chicago, IL

Operations Research Engineer information

See Chicago, IL salary details

$37.1K

$87.7K

$139.2K

How much do operations research engineer jobs pay per year?

As of Jul 20, 2026, the average yearly pay for operations research engineer in Chicago, IL is $87,661.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,700.00 and $96,900.00 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 in the Operations Research Engineer position, and why are they important?

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 Chicago, IL? The most popular types of Operations Research Engineer jobs in Chicago, IL are:
What are popular job titles related to Operations Research Engineer jobs in Chicago, IL? For Operations Research Engineer jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Operations Research Engineer jobs in Chicago, IL look for? The top searched job categories for Operations Research Engineer jobs in Chicago, IL are:
Operations Research Engineer jobs near you
Infographic showing various Operations Research Engineer job openings in Chicago, IL as of July 2026, with employment types broken down into 5% Internship, 85% Full Time, 5% Temporary, and 5% Contract. Highlights an 90% In-person, 5% Hybrid, and 5% Remote job distribution, with an average salary of $87,661 per year, or $42.1 per hour.
Software Developer III

Software Developer III

Indotronix International Corporation

Chicago, IL • On-site

Full-time

Posted 14 days ago

Job description

Software Developer III | Chicago, Illinois, United States Software Developer III - Optimization Modeling Engineer Location: Chicago, IL (Hybrid/Onsite) Company: United Airlines Job Type: Contract About the Role Join United Airlines' Network Planning and Optimization team as an Optimization Modeling Engineer. In this pivotal role, you will design, develop, and maintain advanced optimization models and C++ applications that shape key airline planning and operational strategies. If you have a passion for solving complex challenges using quantitative methods and software engineering, this is your chance to make a direct impact on airline efficiency and performance in a forward-thinking, collaborative environment. Responsibilities - Develop, enhance, and maintain optimization models to support airline operations and network planning initiatives. - Design and implement linear optimization and mathematical programming models to address complex business challenges. - Build robust, production-grade software applications using C++. - Integrate optimization models with IBM CPLEX and other industry-leading solvers. - Analyze large datasets to translate business requirements into actionable quantitative models and decision-support tools. - Support and maintain applications in Linux and cloud-based environments. - Collaborate with operations research professionals, software engineers, and business stakeholders to deliver impactful optimization solutions. - Contribute to modernization projects, including evaluating and adopting new technologies such as Julia. - Troubleshoot, enhance, and optimize existing modeling applications to improve scalability and performance. Required Skills and Experience - Bachelor's degree or higher in Operations Research, Applied Mathematics, Industrial Engineering, Computer Science, Mathematics, or related quantitative field. - Strong C++ development experience. - Background in optimization modeling, linear optimization, or operations research. - Experience working in Linux environments. - Proven analytical and problem-solving skills. - Ability to convey complex technical concepts to diverse audiences. Preferred Skills - IBM CPLEX optimization software experience. - Experience developing optimization or decision-support applications in transportation, logistics, airline, or supply chain industries. - Exposure to cloud-based computing environments. - Familiarity with Julia or other modern scientific computing languages. - Advanced degree (Master's or PhD) in a quantitative field. Benefits - Work on high-impact projects that directly influence airline performance and efficiency. - Collaborate with industry experts and cross-functional teams in a supportive, innovative workplace. - Access to ongoing professional development and emerging technologies. - Hybrid work environment based in downtown Chicago. How to Apply Ready to advance your career and solve real-world operational challenges at a global airline? Submit your application through our careers portal. Candidates must be authorized to work in the US without sponsorship. Background check and drug screening required.
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About Indotronix

Sourced by ZipRecruiter

In 1986, Indotronix established itself in the staffing space. 22 years later, Avani entered the scene, offering consulting and technology development. Finally, in 2016, the two joined forces to begin delivering talent across all areas, from Staffing to Consulting to unique platform development.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Rochester, NY, US

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