Researcher / Senior Researcher - Mineral Processing, Global R&D

Note: This job posting is to fill an existing vacancy.

At ArcelorMittal Dofasco, we’re more than makers of steel. We’re nation builders. Our products help move, feed, build and protect Canada, from coast to coast to coast, today and into the future.

Across our site, the Health and Safety of our employees, contractors, and visitors is our highest priority. We are committed to maintaining a safe work environment through strong leadership, clear expectations, and continuous improvement, with all team members expected to actively identify hazards and take action to prevent harm. Joining ArcelorMittal Dofasco means supporting a zero-injury mindset and committing to ensuring everyone returns home safely each day.

We’re looking for people who are driven by excellence to work with innovative technology to create the material tomorrow’s world will be made of. At ArcelorMittal Dofasco, we play a key role in North America’s advanced manufacturing supply chain working with the top automotive, energy, packaging, and construction brands to develop lighter, stronger and more sustainable steel products. From our vehicles to our power, and our food to our highways, steel is critical to the lives, prosperity and safety of Canadians.

ArcelorMittal Dofasco is Hamilton's largest private sector employer. Our iconic tagline "Our Product is Steel. Our Strength is People." is a true expression of our belief that our people are our competitive advantage.

ArcelorMittal Dofasco

Global Research and Development Department

Mineral Processing - Researcher / Senior Researcher

(Permanent Position)

About us:

The Global R&D Centre in Hamilton is home to a team of about 65 researchers and engineers, supported by extensive analytical and process‑simulation equipment that spans the full steelmaking value chain—from mining through to finished products. The Hamilton lab is part of ArcelorMittal’s broader R&D network of roughly 1, researchers across Europe and the Americas.

The team is now developing new programs focused on mineral processing and pelletization, with a particular emphasis on supporting ArcelorMittal Mining Canada (AMMC) as well as contributing to other ArcelorMittal mining projects around the world. AMMC produces iron ore concentrate and iron oxide pellets for the global steel market. It operates two open-pit mines near Fermont: Mont-Wright, the largest open-pit iron ore mine in Canada, and Fire Lake and has a pellet plant in Port-Cartier that is among the most efficient in the world. This role offers the opportunity to contribute at the ground floor of these initiatives, working closely with our Canadian production sites and collaborating with colleagues across the global R&D organization

Your Role:

Your main role will be to lead the development of research projects related to mineral processing and agglomeration in Hamilton R&D. Establishing and developing mineral processing capabilities within the R&D laboratory. You will be expected to act as a key interface between R&D, operations, and external partners, ensuring effective translation of research outcomes into industrial performance improvements.

Main Requirements:

• University degree in Material Science, Mining, Chemical, or other relevant Engineering. Advanced degree would be preferred Masters or PhD.
• Strong experience in comminution and/or concentration processes (gravity and flotation)
• Proven experience with laboratory and pilot-scale test work programs
• Ability to operate at both deep technical level and practical operational level
• Ability to use techniques and tools to compile data, perform statistical analysis and report findings on mining and steelmaking process data. Experience in Excel, Python, and/or SQL is an asset.
• Must be a self-starter capable of initiating projects and seeing them through to completion., with ability to work with minimal supervision.
• Must possess good interpersonal skills and show ability to work as a team member on cross-functional projects.
• Effective deployment of R&D requires strong oral, presentation and written communication skills and should be able to communicate across a range of groups (operators to academics).
• Must be eligible to work in Canada.
• Although English is the standard language in ArcelorMittal, a second language is a benefit, particularly French.
• Wear mandatory industrial personal protective equipment (PPE), such as hard hat, fire-protected clothing, lab-coat, safety glasses, gloves etc. for performing R&D work.
• Support Diversity and Inclusion (D&I) initiatives at R&D.

Main Accountabilities:

• Lead the design and execution of laboratory mineral processing test programs and pilot-scale campaigns. Support pre-commissioning and commissioning activities for mineral processing plants.
• Drive revamping alternatives for brownfield operations and conduct trade-off studies to support technical and strategic decision-making. Evaluate technical proposals from equipment and service suppliers.
• Lead end-to-end development of mineral processing test work programs, from concept definition through execution, data analysis, and technical recommendations.
• Demonstrate a structured and systematic approach to problem-solving, applying solid statistical knowledge for test work design and data interpretation.
• Provide strong technical expertise across mineral processing, with solid experience in areas such as comminution (crushing and grinding), gravity concentration, and/or flotation, while maintaining a broad understanding of mineral processing flowsheets.
• Identify and drive optimization opportunities in existing operations, translating R&D insights into tangible plant improvements.
• Engage effectively with stakeholders across operating sites and corporate functions, particularly with geological exploration teams.
• Act as a technical reference in interactions with third parties, including engineering consultants, equipment suppliers, and technology providers.
• Contribute to the development and structuring of mineral processing capabilities within the laboratory, supporting knowledge transfer and capability building as activities expand.

Nice to have:

• Comfortable in a heavy industrial/mine setting
• Knowledge of mass and energy balance, heat transfer, general engineering principles, etc. as applied to mining process flow
• Able to work independently or collaboratively in a team environment
• Knowledge in predictive modelling/machine learning techniques to optimize process inputs and outputs
• Strong analytical and problem-solving skills
• Verbal, presentation, and written communication skills for effect deployment of R&D across a range of groups
• Ability to multi-task with strong time management skills

Work Conditions:

• Full-time position, based in Hamilton, ON
• Typical working hours are 8 hours per day, Monday to Friday
• Office, Plant, Mine, and Lab Environment
• Travel will be expected for this role ( mine site visits)
• This position is % onsite

Total Rewards at ArcelorMittal Dofasco

We value you, and your contributions to our mutual success. To recognize this, we provide extensive and market-competitive total rewards including salary, variable pay, employer funded retirement savings, group benefits with fully paid premiums, and other programs like recognition points and wellness initiatives.

The salary range for this position is $91, - $,. Starting salary will depend on the successful candidate’s qualifications and work experience.

On your first day you will immediately be eligible for:

• Participation in our annual bonus plan based on the achievement of Company goals against target metrics at a rate of 10 or 15%
• Company paid Defined Contribution Pension Plan with employer contributions between 5 and 10%. No employee contribution required.
• Competitive vacation allowances
• Group Benefits with no health and dental premiums.
• For health and dental claims, you only pay amounts above the maximums the plan pays.
• Life insurance premiums are shared with the company.

After two years of permanent company service, you will participate in our Profit Sharing, where all permanent employees share equally in the allocation of profits.

Other immediate benefits include:

• Competitive vacation entitlements
• PPE and workwear provided at no cost
• Wellness and Employee Assistance Programs
• Free access to three onsite fitness centers and our 70-acre recreation park with multiple arenas, fields and organized sports for you and your family

We would like to thank all those who apply in advance since only applicants selected to complete an online assessment will be contacted.

ArcelorMittal Dofasco is an equal opportunity employer and encourages all qualified candidates to apply and we are committed to providing accommodations for people with disabilities to support their participation in all aspects of the recruitment and selection process. If you require accommodation, we will work with you to meet your needs.