Process Simulate Jobs in California (NOW HIRING)

Every day, ANDRITZ continues to deliver successful innovative solutions to our customers globally. Why are we so successful? Because we are passionate and love what we do! We are at the forefront of future engineering technologies, with solutions that ensure the success of our clients in key industries that are shaping the future of the world we live in.

We are looking for a Process Engineer / Process Modeler with a strong interest in process simulation and modeling to support process studies, analysis, design, optimization, and operator training using ANDRITZ IDEAS simulation software.

As a Process Engineer - Modeling and Simulation, you will develop and apply dynamic and steadystate process models of mining and mineral processing plants and other industries to support process studies, design, performance analysis, operator training, and data driven decisionmaking. This is a client-facing technical role spanning from earlystage studies through project execution and plant startup. You will translate engineering data, test results, and operating experience into practical, buildable process models, and collaborate with multidisciplinary teams across sales, engineering, commissioning, and operations.

What You Will Be Doing

Here's an overview of your responsibilities and how you can leverage your expertise:

Process Modeling & Simulation

• Develop and maintain steadystate and dynamic process models using ANDRITZ IDEAS and other simulation tools.
• Build flowsheets, mass and energy balances, process logic, and control representations for mining and mineral processing plants.
• Use process models for:
• Process design verification and optimization
• Whatif and scenario analysis
• Operator training simulators (OTS)
• Control System Checkout
• Digital Twins
• Performance analysis and troubleshooting

Engineering & Project Support

• Prepare and review technical specifications, manuals, reports, and vendor documents.
• Assist with process model development by translating engineering documents, feasibility reports, test data, pilot results, or operating data into process models.
• Contribute to technoeconomic evaluations (TEA), including process design assumptions, modeling input, and cost drivers.
• Support process audits, HAZOP analysis, debottlenecking studies, and optimization initiatives to improve CAPEX/OPEX planning, engineering verification, commissioning, operator training, and plant startup.

Sales Support

• Provide technical support to the sales organization during customer meetings and detailed proposals.

Collaboration & Client Interaction

• Participate in technical discussions with customers, internal product groups, and suppliers.
• Present modeling results and technical findings in a clear, structured manner to both technical and nontechnical audiences.
• Identify technical risks, scope changes, and improvement opportunities in support of project management and business development.

What We Have to Offer

In exchange for your commitment, we offer the following:

• A dynamic and innovative work environment where your expertise and ideas are valued
• Financial support for professional development and certifications
• Compensation that increases with capability and expertise and a comprehensive benefits package, including company-matched retirement plan and a Health Spending Account
• Paid maternity and parental leave program to support employees during this significant and exciting life event
• Competitive paid-time-off policies that includes vacation, paid holidays, and sick days
• A positive and collaborative culture that focuses on our core values and behaviors
• Flexible hybrid work model with a blend of in-office and remote work
• Regular company events and social activities to foster camaraderie
• Opportunities to grow as a process modeler and simulation specialist

What We're Looking For

When selecting candidates, we will be looking for the following essential skills, abilities, and experience:

• Bachelor's degree in Mining Engineering, Metallurgy Engineering, Chemical Engineering,  or a related discipline.
• Postgraduate education in Engineering is an asset.
• Strong process fundamentals in:

• Mining and minerals unit operations
• Mass and energy balances
• Fluid mechanics
• Process and materials technology
• Metallurgy

• Experience with process simulation and process modeling (steadystate and/or dynamic).
• Understanding of process control concepts and control strategies.
• Ability to read and interpret PFDs, P&IDs, and technical specifications.
• Familiarity with projectbased engineering workflows. 

Software Skills

• IDEAS process simulation software (strong asset)
• Other process simulation tools (asset): Aspen Plus, METSIM, SysCAD, or similar
• MS Excel (Intermediate to Advanced)
• MS Project (Basic to Intermediate)
• AutoCAD (Basic to Intermediate)
• Python (Basic to Intermediate)

Languages

• English: Advanced proficiency (required)
• Spanish: Advanced proficiency (asset)

Other valued, but non-essential skills, abilities, and experience include:

• Mining and mineral processing equipment and circuits, such as:

• •  Crushing and grinding
  • Classification (cyclones)
  • Flotation

• Thickening and filtration

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or disability.