Process Engineer – Suspended Minerals & Wet Processing

Omya International AG; Egerkingen; On-site; CHF 120,000 - 180,000; Full time

Job summary

Omya International AG is seeking an experienced process engineer to lead optimization across mineral processing operations in a global context. You will drive engineering standards, support capital projects, and mentor teams to boost efficiency and sustainability.

The role emphasizes data-driven decision making, advanced analytics, and collaboration with Operations, Engineering, Procurement, Product Development and R&D teams worldwide. English fluency and ~30% international travel are required.

Qualifications

• Bachelor's or Master's degree in Chemical Engineering, Process Engineering, Minerals Processing, Chemistry, or a related technical field.
• 5+ years of experience in chemical processing, mineral processing, industrial manufacturing, or related industries.
• Fluent in English.
• Willingness to travel internationally (approximately 30%).

Responsibilities

• Lead process optimization and operational excellence initiatives across suspended mineral and wet processing operations.
• Provide process engineering leadership for capital projects, including process design, flowsheet development, equipment specification, commissioning, and performance validation.
• Support scale-up and industrialization of new products, technologies, and manufacturing processes.

Skills

Process optimization

Data analytics

Stakeholder management

Communication

Education

Chemical/Process/ Minerals Engineering degree

Tools

Simulation software

Process modelling

Machine learning (desirable)

Job description

RESPONSIBILITIES

Lead process optimization and operational excellence initiatives across suspended mineral and wet processing operations. Provide process engineering leadership for capital projects, including process design, flowsheet development, equipment specification, commissioning, and performance validation. Support scale-up and industrialization of new products, technologies, and manufacturing processes. Analyze operational performance using process data, advanced analytics, and structured problem-solving methodologies to identify sustainable improvement opportunities. Drive digitalization initiatives by implementing modern process monitoring, data analytics, and performance management tools. Collaborate closely with Operations, Engineering, Procurement, Product Development, and R&D teams worldwide. Develop and maintain engineering standards, best practices, and process documentation. Provide technical leadership and mentorship to engineers and plant teams. Contribute to sustainability initiatives through improved resource utilization, water management, energy efficiency, and process reliability.

TECHNICAL EXPERTISE

• Experience in one or more of the following areas:
• Precipitation and mineralization processes
• Slurry preparation and handling systems
• Media stirred mills and wet grinding technologies
• Flotation, filtration, thickening, and dewatering

QUALIFICATIONS

• Bachelor's or Master's degree in Chemical Engineering, Process Engineering, Minerals Processing, Chemistry, or a related technical field.
• 5+ years of experience in chemical processing, mineral processing, industrial manufacturing, or related industries.
• Strong understanding of wet processing operations and process scale-up.
• Experience supporting CAPEX projects and commissioning activities.
• Experience with advanced data analytics, digital process monitoring, process modelling, machine learning applications, simulation software, or advanced process control is highly desirable.
• Excellent communication and stakeholder management skills.
• Fluent in English.
• Willingness to travel internationally (approximately 30%).

Omya is a leading global producer of industrial minerals and a worldwide distributor of specialty materials. Our company was founded 140 years ago and remains a privately-owned, independent company headquartered in Switzerland but with offices and plants in more than 50 countries. When you join Omya, you become part of a global team that uses its creativity, expertise and experience to make a difference to people's lives. Thinking of Tomorrow means focusing on the challenges of the future and how we can develop mineral products to solve them. This is a collaborative environment where people work towards common goals, with a common purpose Our purpose, combined with our values of modesty, courtesy, integrity and perseverance, is the foundation of our business. Our values are relevant to our lives, not just our work. All Omya employees, partners and suppliers are bound by a Code of Conduct which reflects our values and guides our behavior.