OptiTalent · Job Finder
Jobs in Texas, United States
52 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
41–52 of 52 jobs
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Sr. Procurement Specialist - Process Equipment
2 months agoMariana Minerals · San Francisco, California, United States +1
On-siteFull-timeSenior$90K – $126K a yearFinanceMariana Minerals seeks a hands-on, commercially savvy Sr. Procurement Specialist – Process Equipment to drive capital project delivery by overseeing end-to-end procurement of capital equipment. This role isn’t about transactional purchasing—here, you’ll manage defined…
Sr. Estimator
3 months agoMariana Minerals · Houston, Texas, United States
On-siteFull-timeSeniorTrades & logisticsMariana 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…
Procurement Manager, Chemicals & Fuels
3 months agoMariana Minerals · San Francisco, California, United States +1
On-siteFull-timeManager$150K – $170K a yearFinanceMariana 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…
Mine Planner
3 months agoMariana Minerals · Houston, Texas, United States +2
On-siteFull-timeSenior$140K – $175K a yearOperationsMariana Minerals is looking for a highly motivated Senior Mine Planner to lead strategic mine planning, opportunity evaluation, and long-range optimization across the company’s portfolio of mining projects. This role is responsible for defining how mines are evaluated,…
Process Safety Engineer
4 months agoMariana Minerals · Houston, Texas, United States
On-siteFull-timeSeniorEngineeringMariana Minerals is seeking a Process Safety Management (PSM) Engineer to help build, administer, and continuously improve the company's process safety and major hazard risk management program. This role will support labs, pilot operations, process development, scale-up…
Staff Machine Learning Engineer (Autonomy)
4 months agoMariana Minerals · San Francisco, California, United States +2
On-siteFull-timeLead / staff$160K – $200K a yearData & AIWe are hiring Machine Learning Engineers (Autonomy) to build the autonomy and sensor-integration software that lets our mining vehicles perceive, decide, and drive themselves.
Head of Engineering Programs
4 months agoMariana Minerals · San Francisco, California, United States +1
On-siteFull-timeDirector$180K – $240K a yearEngineeringWe are hiring a Head of Engineering Programs to lead the planning, coordination, and execution of Mariana’s capital project programs from development through construction.
Machine Learning Engineer
4 months agoMariana Minerals · Ann Arbor, Michigan, United States +2
On-siteFull-timeMid level$120K – $180K a yearData & AIMariana Minerals is building the critical minerals supply chain from the ground up—and we're looking for Machine Learning Engineers to help make it autonomous.
Sr. Data Engineer
4 months agoMariana Minerals · Ann Arbor, Michigan, United States +2
On-siteFull-timeSenior$140K – $200K a yearData & AIMariana Minerals is building the critical minerals supply chain from the ground up—and we're looking for a Senior Data Engineer to help make it autonomous.
Sr. Construction Project Manager
5 months agoMariana Minerals · Houston, Texas, United States
On-siteFull-timeSeniorOperationsAs a Sr. Construction Project Manager, you will play a central role in managing new facility construction, capacity expansions, and major infrastructure projects. You'll oversee contractors and project teams, manage budgets and timelines, and lead both in-field and office-based…
Staff Piping Engineer
6 months agoMariana Minerals · Houston, Texas, United States +1
On-siteFull-timeLead / staff$170K – $210K a yearEngineeringWe are hiring a Staff Piping Engineer to build and lead the piping discipline behind our refining and minerals processing facilities.
Senior Full Stack Software Engineer
13 months agoMariana Minerals · San Francisco, California, United States +3
On-siteFull-timeSenior$150K – $220K a yearEngineeringMariana Minerals is looking for an experienced Senior Full Stack Software Engineer to lead critical technical initiatives in building the next-generation critical minerals supply chain to support the world's energy transition.
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.