Ore Control Geologist
- Opportunity to develop your career and work for a global company
- Contribute to the success of Rio Tinto by applying your technical and professional expertise
- A company with a world class reputation for safety and performance – Boron, California
- For California based roles the expected salary range is $92,240 – $126,830
About the role
The ore control geologist supports day-to-day ore planning and production activities by monitoring ore quality parameters in the mine and ensuring all ore quality parameters are met in providing a consistent ore feed to the processing plants. Working closely with operations and technical teams, this role helps ensure ore mining and blending plans are carried out effectively, monitors drilling information and production performance, and identifies opportunities to improve ore quality and achieve ore production goals.
Reporting to the Sr Geologist you will:
- Ensure compliance with the Rio Tinto safety standards. Complete Critical Control Field Verifications and Safety Observations. Attend departmental safety talks and be proactive in safety issues. Carry out housekeeping inspections as required.
- Formulate short term ore mine plans (weekly to monthly). Ensure that short term ore mine plans align with medium and long range mine plans.
- Communication of Ore mine plans with Mine Operations Supervisors and Operators as well as Plant Personnel.
- Ore Blast hole stratigraphic logging and sampling.
- Weekly ore dig map updating with tons and grade of ore to be mined using topographic survey maps.
- Communication with the onsite laboratory for dropping off samples and receiving assay results.
- Create Ore Blend plans to meet plant ore grade targets as well as ensure consistent quality parameters.
- Updating ore dig maps using updated topographic surveys and mine operations load data.
- Monthly Ore Mining Reconciliation.
- Ore Stockpile tonnage and grade tracking.
- Maintain ore control information systems, such as blast hole database, blast hole sampling protocol and all aspects of record keeping.
- Crushed ore fragmentation system management.
- Bench face field mapping.
- Diamond and RC drilling logging and sample collection.
- Contractor Management of drill rigs for diamond core drilling and sonic core drilling campaigns.
- Take part in Business Improvement projects.
About you
To be successfully considered for this role, you will have:
- Bachelor’s degree in geology or related Earth Sciences discipline.
- 1-4 years of relevant experience in an active mining setting.
- Sound understanding of mining and geologic technical concepts and principles.
- Computer based mine design/geologic modeling software knowledge such as Vulcan or Minesite.
- Database management experience.
What we offer
- A safety-focused and inclusive working environment
- Advantageous salary package with annual cash incentive awards (STIP) for eligible employees
- Access to top tier family-friendly health programs including medical, prescription drug, dental, vision, life insurance coverage, and various voluntary benefits.
- A 6% of eligible pay Company contribution to save for your retirement needs
- Generous 401(k) Company match program (company match dollar per dollar up to 6% of your base pay) up to defined limits
- Generous Rio Tinto employee share program, including matching Company shares
- Comprehensive leave policies covering all moments that matter in life
- Ongoing Employee Assistance Program (EAP) for you and your family
Where you’ll be working
Rio Tinto Borates is a global leader in industrial mineral supply and science. We supply approximately 25% of the world’s demand for refined borates, minerals essential to life and modern living. We seek to create mutual value by working closely with our investment partners and host communities. Our 20 Mule Team Borax brand pays tribute to our first borates mining operation in Death Valley in 1872
About Rio Tinto
Rio 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.
We 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.
Respect and Inclusion
Rio 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.
We 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.
Rio Tinto participates in E- Verify to confirm work authorization. Please visit http://www.ucis.gov/ for more information.
R63239
Rio Tinto is a leading global mining and materials company. We operate in 35 countries where we produce iron ore, copper, aluminum, critical minerals, and other materials needed for the global energy transition and for people, communities, and nations to thrive.
We 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 and meet opportunities.
Rio 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.
We 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.
Rio Tinto participates in E- Verify to confirm work authorization. Please visit http://www.ucis.gov/ for more information.
Start your application
Take your leadership career to the next level.
Where can Rio Tinto take you?
You’re passionate and ambitious with tremendous career aspirations. The breadth and growth of our organisation empowers you to define your ideal career path.
Take a look at Katie’s career journey
Take a look at Katie’s career journey


- 2022 - PresentManager Projects - Energy DevelopmentBrisbane, Queensland, Australia
- 2021Superintendent Operations CentreBrisbane, Queensland, Australia
- 2020Development / Drill and Blast SuperintendentPilbara, Western Australia
- 2019Deputy Quarry ManagerPilbara, Western Australia
- 2018Development SupervisorPilbara, Western Australia
- 2017Senior Engineer of Drill, Blast and SurveyPilbara, Western Australia
- 2016Production EngineerPilbara, Western Australia
- 2015Mine scheduler - 2 week plannerPilbara, Western Australia
- 2014Drill and Blast EngineerPilbara, Western Australia
- 2012Graduate Mining EngineerPilbara, Western Australia
- 2022 – PresentManager Projects – Energy DevelopmentBrisbane, Queensland, Australia
- 2021Superintendent Operations CentreBrisbane, Queensland, Australia
- 2020Development / Drill and Blast SuperintendentPilbara, Western Australia
- 2019Deputy Quarry ManagerPilbara, Western Australia
- 2018Development SupervisorPilbara, Western Australia
- 2017Senior Engineer of Drill, Blast and SurveyPilbara, Western Australia
- 2016Production EngineerPilbara, Western Australia
- 2015Mine scheduler – 2 week plannerPilbara, Western Australia
- 2014Drill and Blast EngineerPilbara, Western Australia
- 2012Graduate Mining EngineerPilbara, Western Australia
Working at Rio Tinto
Help us deliver the materials that make human progress possible.
The plane you’re flying in just landed. You fire up your phone and get your laptop out of the overhead bin. Immediately, you’re in work mode – thousands of miles from your office. Do you ever stop to think about all the materials that make life in the 21st century possible? At Rio Tinto, we discover, develop and deliver the materials that drive human progress. When you work with us, you’ll experience advantages you won’t find anywhere else.
Working in a technical role at Rio Tinto
Your advanced expertise will help drive human progress.
We’ve developed technical capabilities through nearly 150 years of discovering, planning, and operating mines in every corner of the world. We’re an open, connected international team of technical specialists using some of the most sophisticated tools and robust data on the planet. Join us and experience:
Our application process
01
Apply
The first thing you’ll need to do is apply to the role. You can do this with your LinkedIn profile or you can upload your resume. We’ll also ask you to complete a few questions before you submit your application.
02
Undergo assessments
Our assessments are designed to help us work out whether you are suitable for the role. We will let you know which ones you’ll need to complete.
03
Interview(s)
Our interviews could be in person or online. It’s a great opportunity for us to get to know you a bit better, answer any of your questions and talk about the exciting career opportunity you have applied for.
04
Offers and checks
At this stage, we will let you know if you have been successful. If you have been, we’ll need to conduct a couple of checks, such as a background or security check. You may also need to do a medical assessment depending on the role you have applied for.
05
Join the Rio Tinto team
Once the checks have been completed, we’ll be in touch to talk with you about your start date and answer any questions you may have before you start with us.



















