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Minerals Processing Engineer Jobs in Texas (NOW HIRING)

Mariana Minerals

Sr. Estimator

Houston, TX · On-site

... mining and mineral processing projects. This role is responsible for developing accurate ... Collaborate with engineering, procurement, and project management teams to ensure accurate and ...

Yoh,-A-Day-

Process Engineer

Houston, TX · On-site

$72 - $103/hr

... processing experience Title: Process Engineer- Critical Minerals Duration: Contract/DH Pay: $70/hr Location: Houston, TX Shift: M-F 8-5pm Position Summary The Process Engineer will support the ...

New

EnergyX

Mechanical Engineer

Austin, TX · On-site

Bachelor's degree in Mechanical Engineering or a related discipline. * 3-5+ years of mechanical engineering experience in chemical processing, minerals processing, water treatment, or a similar ...

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Minerals Processing Engineer information

See Texas salary details

$55.9K

$81.7K

$109.9K

How much do minerals processing engineer jobs pay per year?

As of Sep 4, 2026, the average yearly pay for minerals processing engineer in Texas is $81,742.00, according to ZipRecruiter salary data. Most workers in this role earn between $62,400.00 and $99,200.00 per year, depending on experience, location, and employer.

What does a minerals processing engineer do?

A Minerals Processing Engineer is responsible for designing, developing, and optimizing processes to extract valuable minerals from ores efficiently and sustainably. They work with various techniques such as crushing, grinding, flotation, and leaching to separate and refine raw materials. These engineers collaborate with geologists, metallurgists, and plant operators to improve plant performance, reduce waste, and enhance environmental sustainability. Their role is vital in the mining industry, ensuring that resources are processed safely and cost-effectively for further use in manufacturing and industries.

What are the key skills and qualifications needed to thrive as a minerals processing engineer?

A Minerals Processing Engineer should have a solid background in chemical or metallurgical engineering, mineralogy, and process optimization, usually supported by a relevant engineering degree. Familiarity with simulation software, process control systems, and adherence to industry safety certifications like MSHA are commonly required. Strong analytical thinking, problem-solving abilities, and clear communication help facilitate effective teamwork and troubleshooting. These competencies ensure safe, efficient, and cost-effective mineral extraction and processing in dynamic industrial environments.

What are the most commonly searched types of Minerals Processing Engineer jobs in Texas?

The most popular types of Minerals Processing Engineer jobs in Texas are:

What are popular job titles related to Minerals Processing Engineer jobs in Texas?

For Minerals Processing Engineer jobs in Texas, the most frequently searched job titles are:

What job categories do people searching Minerals Processing Engineer jobs in Texas look for?

The top searched job categories for Minerals Processing Engineer jobs in Texas are:

Minerals Processing Engineer jobs near you
Infographic showing various Minerals Processing Engineer job openings in Texas as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 15% Part Time, 1% Temporary, 3% Contract, and 1% Nights. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $81,742 per year, or $39.3 per hour.

Sr. Estimator

Mariana Minerals

Houston, TX • On-site

Full-time

Re-posted 15 days ago

Job description

About Mariana Minerals
Mariana Minerals is a software-first, vertically integrated minerals company on a mission to supply the critical minerals powering modern energy, AI, and defense technologies. We're reimagining the minerals supply chain by combining deep industry expertise with advanced software, automation, and data-driven decision-making.
Role Overview
Mariana Minerals is seeking an experienced and detail-oriented Sr. Estimator to lead cost estimation efforts for mining and mineral processing projects. This role is responsible for developing accurate, competitive, and timely cost estimates that support strategic decision-making and project success.
What You'll Do
  • Lead the preparation of detailed cost estimates for mining, processing, and infrastructure projects
  • Analyze drawings, specifications, proposals, and other documentation to prepare time, cost, materials, and labor estimate
  • Utilize RSMeans data and tools to develop accurate and benchmarked cost estimates
  • Collaborate with engineering, procurement, and project management teams to ensure accurate and comprehensive estimate
  • Develop and maintain cost databases, benchmarks, and estimating tools
  • Identify project risks and opportunities, providing mitigation strategies
  • Review and validate subcontractor and supplier quotes
  • Participate in bid reviews, value engineering, and project planning sessions
  • Provide ongoing cost analysis and support throughout the project lifecycle
  • Mentor junior estimators and contribute to continuous improvement initiatives
  • Support the PCM and Software Engineering teams in developing operating systems and tools to automate estimating processes

What You'll Bring
  • 7+ years of experience in estimating within mining, heavy industrial, or construction environments
  • Strong knowledge of mining operations, materials, and equipment
  • Proficiency in RSMeans
  • Advanced skills in Excel and data analysis
  • Ability to interpret technical drawings and specifications
  • Strong analytical, organizational, and communication skills
  • Availability to travel 20% of the time to site or Mariana Minerals offices

Preferred
  • Experience with EPC/EPCM project delivery models
  • Familiarity with mining projects

Our culture is built on four principles:
Everyone Gets Home Safe. We never put speed or cost ahead of people.
Extreme Ownership. We take full responsibility for outcomes, relentlessly driving toward solutions.
Engineer Out Requirements, then Automate. We simplify, optimize, and then automate for scale.
Share Your Legos. We collaborate openly, share knowledge, and empower each other to build bigger, better solutions.
Join us as we build the future of responsible mineral sourcing and supply!

Apply