Mariana Minerals
Staff Mechanical Engineer
$140K–$190K
Houston, TX · On-site · Staff · Full-time · Posted Oct 22, 2026
- Experience
- 9+ years in operations, process scale-up, or plant design in minerals processing, chemicals, specialty materials, oil & gas, or related industries.
- Education
- B.S., M.S., or PhD in Mechanical Engineering or a related field.
About the job
Leads the design, deployment, commissioning, and improvement of mechanical systems and equipment for a minerals-processing pilot plant.
What you'll do
- Design and deploy pilot-scale mechanical systems and translate process requirements into practical plant designs.
- Support equipment installation, troubleshooting, maintenance, and reliability improvements.
- Maintain mechanical design documentation and coordinate with vendors, fabricators, and contractors.
What they ask for
- Demonstrated experience driving equipment design, commissioning, operations, and reliability.
- Experience designing and maintaining process equipment and systems, including pumps, reactors, piping, filtration, separation, and materials handling.
- Ability to work cross-functionally and troubleshoot in hands-on plant environments.
- Commitment to Health, Safety, and Environmental compliance and mechanical integrity standards.
Pay
$140K – $190K (base salary)
Tools
pumps, piping systems, reactors, separators, filtration systems, material handling equipment, CAD models
Model-written summary · the original posting is authoritative