Process Analysis Programmer

At Midrex, you will do work that matters alongside people who believe you matter. The work won’t be easy, but it will be worth it. You’ll be part of a great team—with plenty of autonomy—to bring out your best. And you’ll be well compensated and have a best‑in‑class benefits package. Take a look:

• Competitive benefits effective from Day 1
• Dollar‑for‑dollar 401(k) matching (up to 6%)
• Profit sharing with 401(k) kicker
• Generous overtime for qualified positions
• 4 weeks of paid vacation
• Tuition reimbursement
• Raffles for professional sports tickets
• Half‑day Fridays
• Flexible home/office work practices
• Paid time to volunteer
• Employee recognition awards

Since 1987, Midrex has been the world leader in direct reduction technology, offering the best proven method for decarbonization in the iron and steel industry available today. Our rapid growth is transforming the steel industry and our planet. And none of it would be possible without our people, who bring vision, compassion, and extraordinary expertise to this work every day. So, if you’re looking to do big work in a small‑team environment, Midrex is just the place for you.

Develops, maintains, and extends proprietary calculation tools and supports software integration within Technology Development, leveraging the Midrex Microsoft ecosystem to deliver reliable engineering software and data‑enabled workflows.

• None

• Work in accordance with the Midrex Code of Ethics and ISO requirements.
• Understand, maintain, and improve existing suite of proprietary calculation tools.
• Build working knowledge of Midrex in‑house software, engineering workflows, and data sources.
• Provide training and support for end users of the Midrex Toolkit and other Process Analysis Group managed solutions.
• Develop programs and write code in C++/Qt and Microsoft Excel/Power Platform for process modeling and data analysis; engineering defines calculations and intent; programmer owns design and implementation.
• Write, document, and maintain programs with an emphasis on testability, traceability, and maintainability.
• Collaborate across Technology Development and other Midrex departments to align on requirements, interfaces, and delivery timelines.
• Support specification, purchase, and integration/migration of software and hardware within Technology Development, including automation and data connectivity where applicable.

Required:

• Strong understanding of iterative solution techniques and software version control practices/tools.
• Basic understanding of thermodynamics, heat transfer, and reaction kinetics.
• Proficient in C++ using the Visual Studio development environment.
• Ability to define program architecture and develop functional requirements based on detailed feature requests.
• Ability to generate and maintain documentation and manuals for programs.
• AI literacy: ability to use AI‑assisted development and analysis tools effectively and responsibly (e.g., for coding assistance, test generation, documentation, and data exploration) and willingness to learn approved tool chains on the job.

Preferred:

• Proficient in Qt (or similar GUI framework).
• Proficient with SQL and relational data modeling; familiarity with data access patterns for engineering tools.
• Working knowledge of SDLC and OOP principles beyond fundamentals.
• Experience with in the Microsoft stack, such as:
• Power Platform (Power Apps, Power Automate), Power BI/Power Query (as applicable)
• Azure fundamentals (identity, secure connectivity, storage/services at a conceptual level)
• Azure Dev Ops (Repos, Boards, Pipelines fundamentals) and modern Git workflows
• Exposure to industrial/time‑series data concepts (Historian thinking) and data quality fundamentals.
• Hands‑on AI background in at least one area:
• LLMs: prompt design, RAG basics, evaluation mindset, or integrating LLM services into workflows.
• Traditional ML: basic model development workflow (data prep, training, validation) and communicating results.

• Four‑year degree in Engineering or Computer Science.
• Experience programming in computational modeling and validation of calculations (level commensurate with…