{"id":126143,"url":"https://alion.io/job/mariana-minerals-lead-operator","title":"Lead Operator","company":{"id":8004,"name":"Mariana Minerals","domain":"marianaminerals.com","url":"https://alion.io/company/marianaminerals","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":81,"open_postings":16,"ghost_share":0,"stale_share":0.75,"repost_share":0,"time_to_fill_p50_days":40,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Field & Service","role_family":"Field & Service","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Joaquin, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":51000,"max_usd":104000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1137},"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Microsoft Office","optional":true},{"name":"Microsoft Project","optional":true},{"name":"Outlook","optional":true}],"status":"live","first_seen_at":"2026-08-26T17:21:36Z","employer_posted_date":"2026-08-26","last_verified_at":"2026-10-29T03:18:28Z","board_verified":true,"closed_at":null,"days_open":63,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":63},"description":"About Mariana Minerals\nMariana 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.\nPosition Summary\nWe are looking for an Operator Lead to oversee shift-level plant operations at our Joaquin, TX facility, directing a small crew of operators through daily production activities while monitoring and controlling process equipment to meet quality, safety, and production targets. Our Operator Lead will serve as the primary point of contact between the shift crew and the Director of Operations / Process Engineering team, ensuring operations run efficiently, safely, and in compliance with standard operating procedures. This professional must be able to work in all areas of the plant, direct others under variable conditions, and exercise sound judgment with minimum supervision.\nDuties and Responsibilities\nLead and coordinate the shift crew, assigning tasks and priorities across production areas at the start of and throughout each shift.\n\nConduct shift-start safety stand-downs and communicate priorities, hazards, and operational status to the crew.\n\nMonitor and control process equipment (tanks, pumps, filter presses, reactors, dryers, and packaging equipment) via HMI and manual checks to maintain plant parameters within target ranges.\n\nDirect loading/unloading of trucks, cleaning of filter presses, and packaging of products.\n\nRespond to process upsets and abnormal conditions, escalating to the Maintenance team or Process Engineer as needed and authorizing lockout/tagout for repairs.\n\nReview shift logs, production data, and quality results; ensure accurate and timely documentation of plant activity in log sheets and the CMMS/plant systems.\n\nCoordinate with Maintenance to prioritize and schedule repairs and preventive maintenance without disrupting production.\n\nPerform and verify routine safety and housekeeping inspections across assigned plant areas.\n\nTrain and mentor operators on procedures, safety protocols, and equipment operation.\n\nSupport plant start-up, shutdown, and commissioning activities as needed.\n\nRequired Qualifications\nMinimum 2-4 years of plant or industrial operations experience, with prior experience directing or leading a small team preferred.\n\nManufacturing, chemical processing, or industrial plant experience is preferred but not required; strong candidates from other operational backgrounds will be considered.\n\nAbility to read and interpret P&IDs, standard operating procedures, and equipment manuals.\n\nComfortable working with industrial chemicals and process equipment, and following established safety protocols.\n\nSound troubleshooting skills, with the ability to identify process or equipment issues and determine appropriate corrective action or escalation.\n\nStrong attention to detail with solid record-keeping and basic mathematical skills.\n\nAbility to work in an environment involving exposure to chemicals, fumes, dust, and varying weather conditions, using required PPE.\n\nAbility to lift a minimum of 50 pounds and work in and around industrial equipment.\n\nThe use of the following software could be required: Microsoft Office (Excel, Word, Power Point, Outlook), Skype, Visio, Adobe (PDF), Share Point, SAP, Microsoft Project.\n\nWillingness to work rotating shifts, including nights, weekends, and holidays as required by plant operations.\n\nHydrometallurgy experience Mining experience Battery material experience (desired)\n\nOur culture is built on four principles:\nEveryone Gets Home Safe. We never put speed or cost ahead of people.\nExtreme Ownership. We take full responsibility for outcomes, relentlessly driving toward solutions.\nEngineer Out Requirements, then Automate. We simplify, optimize, and then automate for scale.\nShare Your Legos. We collaborate openly, share knowledge, and empower each other to build bigger, better solutions.\nJoin us as we build the future of responsible mineral sourcing and supply!","description_format":"text","description_chars":4146,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Mining","Mining Tech","Non-ferrous Metals"],"lifecycle":[{"event":"open","at":"2026-08-26T17:21:36Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 15","filings_12m":15,"filings_prev_12m":2,"green_card_filings_12m":0,"median_offered_wage_usd":152500,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":0}],"liveness":{"score":18,"band":"cold","label":"Long shot","p_open":1,"p_active":0.508,"p_room":0.36,"age_days":63,"expected_fill_days":40,"reasons":["conf:2","stale_co","velocity","win:tail","crowd:"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/mariana-minerals-lead-operator","json_url":"https://alion.io/job/mariana-minerals-lead-operator.json","meta":{"generated_at":"2026-10-29T06:20:42Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":9635,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":8004},"rest":"https://alion.io/mcp/rest/get_company?id=8004"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmariana-minerals-lead-operator"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fmariana-minerals-lead-operator"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fmariana-minerals-lead-operator"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/mariana-minerals-lead-operator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmariana-minerals-lead-operator"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":126143}},{"tool":"search_jobs","arguments":{"company":"marianaminerals.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":126143},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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