1,818,880open jobs
104,271companies
274,488added this week
Browse all
Salary
$108k – $149k per year
Location
In office (Boron)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Oct 5, 2026. Rio Tinto scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Rio Tinto is a mining group founded in 1873 when investors bought a copper mine in southern Spain, and it now operates as a dual-listed company with corporate offices in London and Melbourne. Its largest business by far is iron ore from the Pilbara region of Western Australia, an integrated system of mines, rail and ports that supplies Chinese steelmaking, followed by aluminium, copper from Oyu Tolgoi in Mongolia and Kennecott in Utah, and industrial minerals including borates and titanium dioxide. The group has moved into battery materials through lithium assets in Argentina and the acquisition of Arcadium, while working to decarbonise aluminium smelting.

Controls System Engineer III

  • 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, CA
  • For California based roles the expected annual salary range is $108,240 - $148,830

About the role

The role of Controls System Engineer (Engineer III) will include research, design, development, testing, troubleshooting and maintenance of different aspects of process control and automation. This role is a great opportunity to join a technical team and contribute to the success of Rio Tinto.

Reporting to the Engineering and Controls Superintendent you will:

  • Ensure compliance with health, safety, environmental and quality programs and standards for Rio Tinto and outside regulatory agencies.
  • Promote behavioral safety.
  • Establish a constructive culture in the team by demonstrating and utilizing appropriate leadership behavior.
  • Work with Process Control professionals to implement process control improvements.
  • Configuring process control software and process graphics.
  • Develop, implement, and lead projects to upgrade current control systems.
  • Communicate with others to ensure successful checkout, start-up, and commissioning of projects involving PLCs.
  • Participate as needed in functional check-outs of new equipment.
  • Develop control system standards and ensure that the documentation is up to date.
  • Instruct electricians in field device work related to the control systems to assure field devices are interfaced, tested, and functioning correctly.
  • Perform tuning of process controllers and audit performance of loops as needed.
  • Manage the control systems hardware. This includes troubleshooting problems with input/output errors, controllers, consoles, networks, analyzing equipment failure logs, etc. and managing spare parts inventory.
  • Lead or assist troubleshooting efforts associated with the control systems to avoid or minimize production upsets and/or downtime.
  • Support Operations by assisting in training operators on how the control systems functions and in diagnosing operating problems.
  • Read and interpret drawings (P&ID, Logic, etc.) sketches, graphs, charts, vendor specifications, and instructional materials to make equipment work properly.
  • Be open to work on different assignments as needed.

About you

To be successfully considered for this role, you will have:

  • Bachelor or Master’s degree in Electrical, Computer or Electronics or related field experience.
  • Expertise in troubleshooting and maintenance of Control Systems.
  • Minimum of 5 years of prior experience with Allen Bradley or Modicon PLCs and Factorytalk View or Wonderware HMIs.
  • Prior experience with different networks including but not limited to Modbus+, Ethernet and DeviceNet is an asset.
  • Strong analytical, organizational, and problem-solving skills for complex problems that are encountered.
  • Positive attitude, willingness to learn and to make an impact.
  • Demonstrated ability to work independently as well as in teams, influence people, make critical decisions, and communicate effectively with a variety of personnel.
  • 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, which allows you to purchase Rio Tinto stock in the form of ADRs and includes matching Company shares.
  • Comprehensive leave policies which cover all moments that matter in life (vacation, short-term sick leave, paid holidays, paid bereavement leave).
  • Regional and national discounts program for a multitude of leisure purposes and products
  • Ongoing 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.
  • Our team and industry experts are here to support and work with you to explore your learning potential and career goals

Where you will be working

This role is located in Boron, CA. Rio Tinto Borates is a global leader in industrial mineral supply and science. We provide 30 per cent of the world's supply of refined borates, remarkable minerals that are essential to life and to modern living.

Also known for its 20 Mule Team Borax brand, Rio Tinto Borates traces its roots to California’s Death Valley, where borate deposits were discovered in 1872.

The twenty-mule teams Borax used to haul ore out of the remote desert live on as a symbol of our commitment to innovation. Rio Tinto Borates distinguishes itself through world-class safety, environmental and community practices, and a commitment to constant innovation and improvement.

About us

As pioneers in mining and metals, we produce materials essential to human progress.

Our long history is filled with firsts. We’ve developed some of the world’s largest and best quality mines and operations, and our people work in around 35 countries across six continents. Aluminium and copper, diamonds, gold and industrial minerals, iron ore, coal and uranium: our materials make up the world around us. You’ll find them in smartphones, planes, cars, hospitals and throughout your home.

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.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,818,880 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Recommended for you based on this role

DevOps
Similar stack
Same company
Boron
$250k – $413k per year • Equity • In office • 4+ years exp • Los Gatos
Python
JavaScript
TypeScript
AI/ML
AI Agents
LLM
RAG
Braintrust
Frontend
GraphQL
DevOps
Splunk
GitHub Actions
CircleCI
Datadog
CI/CD
Jenkins
Platform Engineering
Honeycomb
QA
Selenium
Cypress
Playwright
Jest
Mocha
Apply
$118k – $176k per year • Hybrid • Full-Time • 7+ years exp • Bachelor's Degree • Dallas • Toronto
SQL
AI/ML
Apache TVM
DevOps
Windows Server
Windows
TCP/IP
Cybersecurity
Defense in Depth
Least Privilege
IoT
OPC UA
Management
ServiceNow
Apply
$139k – $188k per year • Equity • In office • Full-Time • 8+ years exp • Bachelor's Degree • Seattle
SQL
DevOps
AWS
Analytics
Cognos
Apply
$95k – $163k per year • Equity • In office • Full-Time • 5+ years exp • Bachelor's Degree • Seattle
SQL
DevOps
AWS
Analytics
Cognos
Apply
$83k – $117k per year • Equity • In office • Full-Time • 3+ years exp • Bachelor's Degree • Seattle
SQL
DevOps
AWS
Analytics
Cognos
Apply
$90k – $124k per year • In office • Full-Time • 2+ years exp • Master's Degree • Boron
Apply
≈ $44k – $78k per year (Estimated) • In office • Full-Time • Perth
Apply
≈ $44k – $78k per year (Estimated) • Equity • In office • Full-Time • Perth
Apply
≈ $51k – $106k per year (Estimated) • In office • Full-Time • Brisbane
AI/ML
Copilot
Analytics
Power BI
Management
SharePoint
Apply
≈ $47k – $84k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Australia
Apply
$90k – $124k per year • In office • Full-Time • 2+ years exp • Master's Degree • Boron
Apply
$58k per year • In office • Full-Time • High School Diploma • Boron
Apply
$125k – $172k per year • Hybrid • Full-Time • 7+ years exp • Boron
Cybersecurity
Zero Trust
Apply
Fuel Tender D 11 days ago
$58k per year • In office • Full-Time • High School Diploma • Boron
Apply
$46k – $74k per year • In office • Full-Time • 2+ years exp • Boron
Apply
See all jobs
This is one of many
1,818,880 more open roles from verified company boards, updated every day.