Date Posted: 09/02/2026
Hiring Organization: Rose International
Position Number: 506836
Industry: Manufacturing
Job Title: C++ Software Engineer Simulation and Legacy Modernization
Job Location: Morton, IL, USA, 61550
Work Model: Onsite
Shift: M-F, 8am - 4pm
Employment Type: Temporary
FT/PT: Full-Time
Estimated Duration (In months): 20
Min Hourly Rate($): 38.00
Max Hourly Rate($): 44.00
Must Have Skills/Attributes: C++, Query, Requirement Analysis, Statistics
Experience Desired: Software Development with C++ (0-2 yrs); Requirements analysis (0-2 yrs); Business statistics (0-2 yrs); Query and database access tools (0-2 yrs)
Required Minimum Education: Bachelor’s Degree
Job Description
Required Combination of Education and Experience:
- Bachelor's OR Master's degree in Computer Science, Software Engineering, or relevant field
Required Skills for the Software Engineer:
- Software development: strong programming fundamentals and practices; ability to understand, refactor, and modernize complex legacy code bases; experience with C++, code conversion, debugging, version control
- Analytical Thinking: ability to work with large datasets and derive meaningful insights, strong problem solving skills in evaluating simulation outputs and discrepancies, ability to connect quantitative results with real-world business outcomes
- Programming Languages: Knowledge of basic concepts and capabilities of programming; ability to use tools, techniques and platforms in order to write and modify programming languages
- Business Statistics: Knowledge of the statistical tools, processes, and practices to describe business results in measurable scales; ability to use statistical tools and processes to assist in making business decisions
- Query and Database Access Tools: Knowledge of data management systems; ability to use, support and access facilities for searching, extracting and formatting data for further use
- Requirements Analysis: Knowledge of tools, methods, and techniques of requirement analysis; ability to elicit, analyze and record required business functionality and non-functionality requirements to ensure the success of a system or software development project
- Accuracy and Attention to Detail: Understanding the necessity and value of accuracy; ability to complete tasks with high levels of precision
- Communication and Stakeholder Management: ability to explain technical concepts to non-technical users; requirements gathering and user engagement
Software Engineer Overview:
As a Software Engineer, will be responsible for modernizing a critical business simulation tool by converting legacy FORTRAN code into a modern programming language such as C++. You will partner with business stakeholders and end users to validate functionality, test solutions, and ensure the new application meets operational needs. This role requires strong programming skills, the ability to learn complex business processes, and a data-driven mindset.
Responsibilities:
- Modernize a critical business simulation tool by converting legacy FORTRAN code into a modern programming language - C++
- Analyze, maintain, and enhance complex simulation models used to evaluate significant business and operational changes
- Partner with business stakeholders and end users to validate requirements, conduct testing, and ensure functional alignment between legacy and modernized solutions
- Apply business context and user feedback to identify gaps, troubleshoot issues, and improve solution effectiveness
- Direct data gathering, data mining, and data processing activities across large and complex datasets
- Define analytical requirements, conduct research, and communicate actionable insights through data visualization and reporting tools
- Perform statistical modeling and analysis related to Company and dealer parts demand, inventory, and supply chain performance
- Develop and enhance inventory optimization techniques and execute inventory management simulations
- Utilize programming languages and analytical tools to develop data-driven solutions
- Build expertise in inventory management systems, parts management practices, and business processes
- Effectively communicate complex technical concepts, analyses, and recommendations to stakeholders and internal customers
Benefits:
For information and details on employment benefits offered with this position, please visit here. Should you have any questions/concerns, please contact our HR Department via our secure website.
California Pay Equity:
For information and details on pay equity laws in California, please visit the State of California Department of Industrial Relations' website here.
Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances.
If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department.
Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).
It is a great pleasure being a part of the Rose International Team.
Toni, Consultant
Each time I contacted Rose, I was completely satisfied with the great attention and customer service I received. Each person was extremely knowledgeable and patient with my concerns or questions.
Diana, Consultant
Rose is an assembly of people grounded in honesty, truth and dignity for all of its employees and contractors.
Samba, Consultant
Rose International was not only attentive and responsive, but they were very professional and helpful whenever I called or needed any assistance.
Diane, Consultant
I have been very pleased with my experience with Rose International. Everyone that I encountered was very helpful and courteous.
Stephanie, Consultant
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