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Home Based Engineering Geologist Jobs in Arizona

ASARCO LLC

Senior Geologist

Kearny, AZ · On-site

... based on copper grade, mineralization type, solubility characteristics, and deleterious element ... Collaborate with Metallurgy, Process Engineering, and LSXEW teams to characterize ore variability ...

SF Demo - Rio Tinto

Geologist

Superior, AZ

Bachelor's degree in Geology, Earth Science, Geologic Engineering, Geotechnical Engineering, or a ... Be recognized for your contribution, your thinking, your hard work, and go home knowing you've ...

Turner Staffing Group

Project Geologist

Kirkland, AZ · Remote

Supporting ongoing program adjustments based on new geological information. Required Qualifications * Bachelor's degree in Geology, Geoscience, Geological Engineering, or a related field. * 3-7 years ...

TERRACON

Assistant Geologist

Phoenix, AZ

Collaborate with engineering and environmental scientist staff on projects. Conduct field ... Based on eligibility, role and job status, we offer many programs including medical, dental, vision ...

Stantec

Senior Mineral Resource Geologist

Chandler, AZ · On-site

$122K - $183K/yr

... engineering, hydrogeology, mine planning, mineral processing, and financial analysis. We are ... Please note, the final agreed upon compensation is based on individual education, qualifications ...

Stantec

Senior Mineral Resource Geologist

Chandler, AZ · On-site

$122K - $183K/yr

... engineering, hydrogeology, mine planning, mineral processing, and financial analysis. We are ... Please note, the final agreed upon compensation is based on individual education, qualifications ...

GHD

Lead Environmental Engineer-Mining

Phoenix, AZ · Hybrid

Bachelor's degree in engineering (e.g., civil, environmental, geological, geotechnical, mining, etc ... Holiday pay will be based on the regular set schedule for the employee * Wellness Benefit- Regular ...

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All JobsHome Based Engineering Geologist JobsHome Based Engineering Geologist Jobs in Arizona

Home Based Engineering Geologist information

What is the difference between Home Based Engineering Geologist vs Field Engineering Geologist?

AspectHome Based Engineering Geologist
Work EnvironmentPrimarily remote, office-based, with occasional site visits
Required CredentialsGeology degree, engineering background, certifications like PG or PGx
Employer & Industry UsageConsulting firms, engineering companies, government agencies
Common Search & ComparisonOften compared for remote work vs on-site roles in geology

The main difference between a Home Based Engineering Geologist and a Field Engineering Geologist lies in their work environment. The home-based role focuses on remote analysis, report writing, and client communication, while the field role involves on-site investigations, sampling, and site assessments. Both roles require similar credentials and industry experience, but their daily tasks and work settings differ significantly.

What are the most commonly searched types of Engineering Geologist jobs in Arizona? The most popular types of Engineering Geologist jobs in Arizona are:
What are popular job titles related to Home Based Engineering Geologist jobs in Arizona? For Home Based Engineering Geologist jobs in Arizona, the most frequently searched job titles are:
What job categories do people searching Home Based Engineering Geologist jobs in Arizona look for? The top searched job categories for Home Based Engineering Geologist jobs in Arizona are:
What cities in Arizona are hiring for Home Based Engineering Geologist jobs? Cities in Arizona with the most Home Based Engineering Geologist job openings:
Home Based Engineering Geologist jobs near you
Infographic showing various Home Based Engineering Geologist job openings in Arizona as of June 2026, with employment types broken down into 2% As Needed, 97% Full Time, and 1% Contract. Highlights an 91% Physical, 4% Hybrid, and 5% Remote job distribution.

Senior Geologist

ASARCO LLC

Kearny, AZ • On-site

Full-time

Re-posted 19 days ago

ASARCO rating

7.0

Company rating: 7.0 out of 10

Based on 16 frontline employees who took The Breakroom Quiz

27th of 39 rated mining

Job description

Position Summary
The Senior Mine Geologist serves as the primary technical authority for geological interpretation, grade control modeling, and ore characterization at a high-tonnage (~120,000 stpd) open-pit copper mine operating dual process circuits (sulfide concentrator and oxide LSXEW). Reporting to the Chief Geologist, this role bridges field geology execution and strategic resource management, providing direct technical oversight of mine geologists and technicians while owning key deliverables including block model updates, drill program execution, grade reconciliation analysis, and geometallurgical data integration. The Senior Mine Geologist ensures that geological outputs are accurate, timely, and actionable for mine planning and metallurgical optimization.
Duties and Responsibilities
Ore Control and Grade Control Modeling
  • Own the development and maintenance of a grade control model, integrating pit mapping, blast hole assays, on a rolling basis to support short-range and medium-range mine plans.
  • Generate and validate dig polygons and ore/waste boundaries for both sulfide mill feed and oxide leach material, ensuring correct routing based on copper grade, mineralization type, solubility characteristics, and deleterious element thresholds.
  • Define and maintain material type classifications with clear decision criteria aligned to metallurgical recovery expectations for both concentrator and LSXEW circuits.

Geological Interpretation and Field Work
  • Conduct and oversee detailed pit face mapping, geologic logging, and sampling programs with rigorous documentation of lithology, alteration , structure, and mineralization
  • Maintain and update the 3D geological model including lithological domains, structural interpretations, alteration zoning, and mineralization envelopes, ensuring the model reflects current pit conditions and new data inputs.
  • Interpret geological data in the context of deposit scale to improve predictive accuracy of grade and material type distributions.
  • Identify and communicate geological risk or opportunity stakeholders in advance of mining.

Grade Reconciliation and Data Analysis
  • Lead detailed grade reconciliation (F1-F3) comparing resource model predictions to grade control model outputs, plant head grades, and metallurgical recoveries across both concentrator and LSXEW circuits.
  • Identify root causes of reconciliation variances (geological, sampling, modeling, or operational) and develop corrective actions to improve predictive accuracy.
  • Maintain reconciliation databases and produce regular variance analysis reports for review by the Chief Geologist and site leadership.
  • Support resource estimation activities by providing validated geological interpretations, domain wireframes, and valid database.

Geometallurgical Integration
  • Collaborate with Metallurgy, Process Engineering, and LSXEW teams to characterize ore variability and its impact on plant performance, including hardness, flotation response, acid consumption, and copper solubility.
  • Support Mine to Mill initiatives by identifying and communicating rock mass characteristics that influence fragmentation, handling, and throughput to Drill and Blast and Processing teams.
  • Contribute to the development and maintenance of geometallurgical models linking geological attributes (mineralogy, alteration, oxidation) to processing outcomes.
  • Ensure ore routing decisions are supported by adequate characterization data including sequential copper analysis, mineralogical spot checks, and metallurgical test work results.

Technical Compliance and Reporting
  • Ensure all geological data, models, and documentation conform to U.S. SEC SK-1300 technical reporting requirements and international best practices.
  • Maintain organized, auditable geological databases and model archives with version control and change documentation.
  • Prepare technical memoranda, geological summaries, and supporting documentation for resource updates, mine plan reviews, and regulatory submissions.
  • Provide geological inputs for slope stability assessments, waste characterization programs, and environmental permitting as required.

Team Development, Safety, and Collaboration
  • Provide day-to-day technical mentorship and supervision of mine geologists and geological technicians, including training on mapping standards, logging protocols, modeling workflows, and QA/QC procedures.
  • Serve as acting lead for the geology team during the Chief Geologist's absence.
  • Participate in and contribute to daily, weekly, and monthly production and planning meetings, presenting geological findings and recommendations.
  • Promote and adhere to all site health, safety, and environmental standards, ensuring geological

Required
  • Bachelor's degree in Geology, Geological Engineering, or closely related discipline.
  • Minimum 5 years of progressive experience in open pit mine geology, with demonstrated competence in grade control, geological modeling, and reconciliation at copper operations.
  • Proficiency in Leapfrog Geo, Hexagon MinePlan (or equivalent) for building and maintaining operational geology models.
  • Working knowledge of complementary mine planning and data management software such as MinePlan, Vulcan, acQuire, or Hexagon, and GIS.
  • Solid understanding of porphyry copper deposit geology, including supergene enrichment, oxide/sulfide transitions, and alteration.
  • Working knowledge of both sulfide flotation and oxide heap leach processing fundamentals as they relate to ore characterization and routing.
  • Experience implementing and maintaining QA/QC programs for blast hole, RC, and core drilling sample streams.
  • Effective written and verbal communication skills, including the ability to produce clear technical documentation and present geological findings to multidisciplinary audiences.
  • Valid Arizona driver's license required for site and pit access.
  • Willingness to work on a mine site schedule including field rotations and occasional extended hours.

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