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Freelance Minerals Processing Engineer Jobs (NOW HIRING)

Mariana Minerals

Sr. Metallurgical Process Engineer

Moab, UT · On-site

$104K - $135K/yr

... minerals processing, chemicals, specialty materials, oil & gas, or related industries * Ability to design experiments, troubleshoot complex processes, and analyze operational datasets * Proven ...

AECOM

Mineral Processing Practice Leader

Reno, NV

$103K - $134K/yr

Critical minerals (lithium, cobalt, rare earths) * Industrial minerals and bulk commodities ... Owner's engineer & EPCM support * Operational reviews & troubleshooting Technical Disciplines

New

AECOM

Mineral Processing Practice Leader

Tucson, AZ

$97K - $127K/yr

Critical minerals (lithium, cobalt, rare earths) * Industrial minerals and bulk commodities ... Owner's engineer & EPCM support * Operational reviews & troubleshooting Technical Disciplines

New

AECOM

Mineral Processing Practice Leader

Denver, CO

$106K - $138K/yr

Critical minerals (lithium, cobalt, rare earths) * Industrial minerals and bulk commodities ... Owner's engineer & EPCM support * Operational reviews & troubleshooting Technical Disciplines

New

AECOM

Mineral Processing Practice Leader

Las Vegas, NV

$98K - $128K/yr

Critical minerals (lithium, cobalt, rare earths) * Industrial minerals and bulk commodities ... Owner's engineer & EPCM support * Operational reviews & troubleshooting Technical Disciplines

New

BBA, Inc.

Mineral Processing Leader

Phoenix, AZ · On-site

$97K - $126K/yr

Your future role on our team As a Mineral Processing Leader, you'll provide technicalleadership and ... Lead process engineering activities for projects, from studies through to detailed engineering and ...

AECOM

Mineral Processing Practice Leader

Phoenix, AZ

$102K - $133K/yr

Critical minerals (lithium, cobalt, rare earths) * Industrial minerals and bulk commodities ... Owner's engineer & EPCM support * Operational reviews & troubleshooting Technical Disciplines

New

AECOM

Mineral Processing Practice Leader

Boise, ID

$98K - $128K/yr

Critical minerals (lithium, cobalt, rare earths) * Industrial minerals and bulk commodities ... Owner's engineer & EPCM support * Operational reviews & troubleshooting Technical Disciplines

New

BBA, Inc.

Mineral Processing Leader

Elko, NV · On-site

$99K - $129K/yr

Your future role on our team As a Mineral Processing Leader, you'll provide technicalleadership and ... Lead process engineering activities for projects, from studies through to detailed engineering and ...

BBA, Inc.

Mineral Processing Leader

Salt Lake City, UT

$100K - $130K/yr

Your future role on our team As a Mineral Processing Leader, you'll provide technicalleadership and ... Lead process engineering activities for projects, from studies through to detailed engineering and ...

BBA, Inc.

Mineral Processing Leader

Elko, NV

$99K - $129K/yr

Your future role on our team As a Mineral Processing Leader, you'll provide technicalleadership and ... Lead process engineering activities for projects, from studies through to detailed engineering and ...

BBA, Inc.

Mineral Processing Leader

Phoenix, AZ

$97K - $126K/yr

Your future role on our team As a Mineral Processing Leader, you'll provide technicalleadership and ... Lead process engineering activities for projects, from studies through to detailed engineering and ...

BBA, Inc.

Mineral Processing Leader

Salt Lake City, UT

$100K - $130K/yr

Your future role on our team As a Mineral Processing Leader, you'll provide technicalleadership and ... Lead process engineering activities for projects, from studies through to detailed engineering and ...

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Freelance Minerals Processing Engineer information

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$60K

$87.7K

$118K

How much do freelance minerals processing engineer jobs pay per year?

As of Jul 24, 2026, the average yearly pay for freelance minerals processing engineer in the United States is $87,739.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,000.00 and $106,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Freelance Minerals Processing Engineer, and why are they important?

To thrive as a Freelance Minerals Processing Engineer, you need expertise in mineral processing techniques, process optimization, and a relevant engineering degree such as chemical or metallurgical engineering. Familiarity with industry-standard simulation software (e.g., METSIM, JKSimMet), process control systems, and safety certifications is typically required. Strong project management, client communication, and problem-solving skills help you stand out in delivering tailored solutions. These competencies are crucial for ensuring efficient project outcomes, client satisfaction, and maintaining safety standards in diverse mining operations.

What does a Freelance Minerals Processing Engineer do?

A Freelance Minerals Processing Engineer specializes in optimizing the extraction and processing of minerals from ores in mining operations, working on a project or contract basis. Their duties often include designing processing systems, troubleshooting plant operations, improving safety and efficiency, and providing technical consultancy. Unlike in-house engineers, freelancers may work with multiple clients and on varied projects, which allows for flexibility and diverse experience. They must stay up-to-date with the latest technologies and industry regulations to provide effective solutions to their clients.

What are some common challenges faced by freelance minerals processing engineers when working on multiple client projects?

Freelance minerals processing engineers often juggle several projects with different clients, which can lead to challenges such as managing varying project timelines, coordinating communication across multiple teams, and adapting to different site-specific requirements. Maintaining up-to-date knowledge of evolving industry standards and ensuring compliance with safety and environmental regulations for each client are also frequent hurdles. Effective time management, strong communication skills, and a proactive approach to problem-solving are essential to successfully navigate these challenges and deliver quality results to all clients.
More about Freelance Minerals Processing Engineer jobs
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Freelance Minerals Processing Engineer jobs near you
Infographic showing various Freelance Minerals Processing Engineer job openings in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $87,739 per year, or $42.2 per hour.

Mineral Process Engineer/Metallurgist

Atlantic Strategic Minerals

Stony Creek, VA • On-site

$85K - $115K/yr

Full-time

Posted 28 days ago

Job description

Mineral Process Engineer/Metallurgist
Seeking a motivated and technically skilled Engineer to provide metallurgical and process engineering support to our production teams by optimizing process performance, improving plant efficiency, and ensuring safe and sustainable processing practices. The engineer must exercise sound judgment in evaluating problems, coordinating metallurgical/process test work, and provide solutions and feedback to operational personnel/management.
This position requires a champion of a strong safety culture and compliance with all health, safety, and environmental (HSE) regulations and company standards.
Key Responsibilities
Technical & Operational Support
  • Provide process engineering support to mining and mineral separation operations to ensure efficient and safe mineral processing
  • Monitor daily production data and quality parameters to identify adverse conditions and/or trends and offer suggestions for remedial actions
  • Collaborate and engage with Site Managers, Mine Engineers, Geologist, and Plant Personnel to ensure all stakeholders are kept appropriately informed about plant performance and processing requirements

Plant Performance & Optimization
  • Monitor and review plant performance, identifying opportunities for improvement including separation equipment setting changes, projects, and/or training programs
  • Conduct process audits, surveys, and performance evaluations
  • Optimize process systems, including:
    • Materials handling systems
    • Process water balance
    • Physical Separation equipment/circuits, including:
      • Magnetic
      • Electrostatic
      • Gravity/Density
  • Contribute to plant design modifications and process improvements
  • Promote safe work practices among employees and contractors

Qualifications & Experience
  • Bachelor's degree in Mining Engineering, Metallurgical Engineering, Mineral Processing, or related fields
  • Experience in mineral sands, mining, or heavy industry processing environments preferred
  • Strong understanding of mineral processing principles and plant operations
  • Experience with process optimization and continuous improvement methodologies
  • Ability to work cross-functionally and influence outcomes
  • Knowledge of safety, environmental, and regulatory requirements
  • Commitment to safety, quality, and environmental stewardship

Characteristics
  • Work Standards - Posses strong analytical and problem-solving skills. Sets high standards of performance for self and others; assuming responsibility and accountability for successfully completing assignments or tasks; self-imposing standards of excellence rather than having standards imposed.
  • Planning & organising - Establishes courses of action for self and others to ensure that work is completed efficiently
  • Teamwork and Co-operation - Must be able to act as an integral part of a cross-functional team, challenging situations but accepting and supporting others' views and recommendations
  • Human Relations - Ability to effectively communication and manage stakeholder engagement. Able to work with people of diverse social, economic, and educational backgrounds.
  • Site Work - Be prepared to travel between sites on an as-needed basis to work on collaborative projects.
  • Flexibility - The role will require flexibility, often involving all aspects of Metallurgical test wok, process design and engineering.

Please note that we are unable to provide employment visa sponsorship for this position. Candidates must be legally authorized to work in the United States without current or future employer sponsorship.

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