{"id":2938098,"url":"https://alion.io/job/rio-tinto-principal-mining-engineer-underground","title":"Principal Mining Engineer – Underground","company":{"id":183,"name":"Rio Tinto","domain":"riotinto.com","url":"https://alion.io/company/rio-tinto","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":100,"open_postings":6,"ghost_share":0,"stale_share":0.167,"repost_share":0,"time_to_fill_p50_days":17,"computed_at":"2026-10-28T05:59:10Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":124000,"max_usd":251000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1961},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-20T16:36:06Z","employer_posted_date":"2026-10-20","last_verified_at":"2026-10-28T13:04:21Z","board_verified":true,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":7},"description":"Join a global organisation at the forefront of mining innovation\nExcellent work environment where people are valued and respected\nJoin an encouraging leadership group, committed to your growth and development\nPermanent role based in Phoenix with periodic international travel\nAbout the role\nWe are looking for a Principal Mining Engineer - Underground to provide technical expertise to the Rio Tinto Copper assets and studies including the Resolution Project, Kennecott Underground and Oyu Tolgoi Mine. This is a pivotal role in helping Rio Tinto’s realise its vision to become the World’s Best Operator. The role will see you representing the Central Technical function to operational, study and project teams.\nWe are an open, connected global team that includes some of the industry’s best and brightest minds. We offer competitive, performance-focused remuneration and a wide range of benefits to reward your contribution. With a global reach, the opportunities to develop and grow your career are broad and exciting.\nReporting to the Chief Underground Mining Engineer and working within a dynamic and innovative environment, this role will:\nProvide technical leadership and direction to underground mining studies, ensuring lessons learned and best practices are incorporated appropriate to the individual orebody conditions for optimal business performance.\nProvide technical support to our underground mines, particularly the Resolution project.\nUndertake performance monitoring and evaluation of underground projects and operations, recommend improvement measures and implementation as required.\nSupport major hazard management activities associated with studies, projects and operations.\nDevelop, document, and continually improve our operations, including lessons learned, best practice standards guidelines, processes and procedures.\nDevelop underground mining (stoping and cave mining) expertise and capability across the group, including effective collaboration between assets in maximizing the collective capability in caving and underground mining.\nImprove technical systems and processes within the business, including data quality and utilisation\nProvide strategic advice to senior leaders as well as internal and external stakeholder groups as appropriate.\nWhat you will bring\nA commitment to the safety of yourself and your team\nRecognised bachelors degree in mining engineering\nExtensive underground technical experience in underground mining studies, projects and operations\nOperational experience in cave mining, including mine design, scheduling, draw control and hazard management\nDeswik and PCBC software experience\nExcellent stakeholder engagement capability\nDemonstrated commercial insight, strategic thinking and business acumen.\nKnowledge of risk assessment and management practices\nSound leadership, coaching and mentoring capability\nWhat we Offer\nWe are committed to providing our employees with a generous benefits package. Be recognized for your contribution, your thinking, your hard work, and go home knowing you’ve helped the world progress, we provide:\nA safety-focused and inclusive working environment \nAdvantageous salary package with annual cash incentive awards (STIP) for eligible employees\nAccess to top-tier family-friendly health programs including medical, prescription drug, dental, vision, life insurance coverage, and various voluntary benefits.\nExcellent retirement plan including up to 6% defined company contribution; Generous 401k matching program\nGenerous Rio Tinto employee share program, which allows you to purchase Rio Tinto Company shares. \nComprehensive leave policies which cover all moments that matter in life: PTO (paid time off), paid holidays, and paid bereavement leave.\nA favorable child-caregiver leave program (Up to 100% salary top-up)\nDiscount programs for leisure purposes and access to Virgin Pulse with incentives supporting your wellbeing\nOngoing Employee Assistance Program (EAP) for you and your family; to help in addressing educational opportunities, addiction treatment, depression, stress, domestic issues, financial management, and legal concerns.\nOur team and industry experts are here to support and work with you to explore your learning potential and career goals\nWhere you will be working\nThe Rio Tinto Copper group is a global organisation with operations and projects in the U.S. (Kennecott Utah Copper, “RTKC”, and Resolution Copper Project), Mongolia (Oyu Tolgoi), Simandou (Guinea) and Western Australia (Winu Cu-Au project). The portfolio also includes interests in a non-managed joint venture in Chile, in addition to exploration & evaluation interests and other minor investments.\nThe role is based in Phoenix to primarily support Resolution and our North American assets. We offer a flexible working arrangement with a balance of office-based and work from home. There is an ongoing requirement for additional hours outside the standard working day to support colleagues in alternative time zones. You will be required to travel internationally on a periodic basis (conditions permitting).\nAbout Rio Tinto\nRio Tinto is a leading global mining and materials company. We operate in 35 countries where we produce iron ore, copper, aluminium, critical minerals, and other materials needed for the global energy transition and for people, communities, and nations to thrive.\nWe have been mining for 150 years and operate with knowledge built up across generations and continents. Our purpose is finding better ways to provide the materials the world needs - striving for innovation and continuous improvement to produce materials with low emissions and to the right environmental, social and governance standards. But we can’t do it on our own, so we’re focused on creating partnerships to solve problems, create win-win situations and meet opportunities.\nRespect and Inclusion\nRio Tinto is committed to equal employment opportunity. All qualified applicants will be considered without regard to race, color, sex, age, religion, national origin, disability, or any other characteristic protected by federal, state, or local law.\nWe are committed to an inclusive environment where people feel safe, respected and valued. We want our people to feel that all voices are heard and that a variety of perspectives are not only welcome but are essential to our success. We treat all our people fairly and with dignity.\nRio Tinto participates in E- Verify to confirm work authorization. Please visit http://www.ucis.gov/ for more information.","description_format":"text","description_chars":6526,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["401k plan","Flexible schedule","Insurance coverage","Life insurance","Retirement plans"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Mining","Iron Ore","Non-ferrous Metals"],"lifecycle":[{"event":"open","at":"2026-10-20T16:36:06Z"}],"visa":[],"liveness":{"score":81,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":0.9,"age_days":7,"expected_fill_days":17,"reasons":["conf:4","velocity","win:mid","comp:brand"],"computed_at":"2026-10-28T05:59:10Z"},"pay":null,"html_url":"https://alion.io/job/rio-tinto-principal-mining-engineer-underground","json_url":"https://alion.io/job/rio-tinto-principal-mining-engineer-underground.json","meta":{"generated_at":"2026-10-28T13:16:37Z","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":17844,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-29T00:00:00Z"}},"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":183},"rest":"https://alion.io/mcp/rest/get_company?id=183"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Frio-tinto-principal-mining-engineer-underground"},{"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%2Frio-tinto-principal-mining-engineer-underground"},{"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%2Frio-tinto-principal-mining-engineer-underground"},{"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/rio-tinto-principal-mining-engineer-underground\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frio-tinto-principal-mining-engineer-underground"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2938098}},{"tool":"search_jobs","arguments":{"company":"riotinto.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2938098},"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. Docs: https://alion.io/developers"}}