Mining & Natural Resources H-1B1 Chile Sponsorship Jobs in California
H-1B1 Chile visa sponsorship jobs in California's mining and natural resources sector connect Chilean professionals with employers in the state's active mining regions, including the Mojave Desert, Eastern Sierra, and Central Valley. Companies such as Chevron, Freeport-McMoRan, and regional extraction firms have filed H-1B1-eligible Labor Condition Applications for geoscience, engineering, and environmental roles.
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- Opportunity to develop your career and work for a global company
- Contribute to the success of Rio Tinto by applying your technical and professional leadership expertise
- Join a company with a world class reputation for safety and a culture that supports inclusion and diversity – Wilmington, CA
- For California based roles the expected annual salary range $92,240 – 126,830
About the role
We are looking for a Production Supervisor to lead and develop a high performing team while fostering a strong safety culture and building capabilities. This includes supervision of all area personnel and accountability of all area resources. The supervisors’ main focus is to lead the safe, efficient and sustainable production of refined borates.
This role is a great opportunity for an enthusiastic individual to drive and optimize operational performance. Working and reporting to the Superintendent, you will be:
- Ensuring a productive and safe workplace is maintained, complying with Rio Tinto and Statutory Safety requirements.
- Identifying areas where improvement to safety performance is necessary and initiating this change within the appropriate teams and areas.
- Taking ownership over efficient/effective problem solving, decision-making, and action at the right levels.
- Ensuring roles and responsibilities are clearly understood and setting performance targets to encourage the necessary/desired behaviors.
- Responsible for directing production employees and operations in accordance with the production plan and business needs to achieve quality and quantities of finished goods necessary to meet customer demands.
- Providing leadership through team building, planning, and setting key deliverables.
- Interfacing with planners and fellow Supervisors to assist in continual improvement.
- Ensuring work is completed in accordance with the Collective Bargaining Agreement and soliciting input from team members.
- Supervising activities on night shift and weekends.
About you
To be successfully considered for this role, you will have:
- High School Diploma or equivalent, combined with solid relevant experience, but more advanced degree preferred.
- 5+ years of experience in production/refinery operations/maintenance or a related field.
- Experience in a unionized environment.
- Excellent computer skills, knowledge of MS Office, Excel & SAP
- Proficiency in English
- Ability to obtain a TWIC card from TSA
- Beneficial if you have knowledge of refinery equipment, subsystems, lubrication properties and equipment troubleshooting
What we offer
We 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:
- A safety-focused and inclusive working environment
- Access to top-tier family-friendly health programs including medical, prescription drug, dental, vision, life insurance coverage, and various voluntary benefits.
- 401(k) matching program (company matched .35 per dollar up to 6% of your base pay)
- Generous Rio Tinto employee share program, which allows you to purchase Rio Tinto Company shares.
- Comprehensive leave policies which cover all moments that matter in life: PTO (paid time off), paid holidays, and paid bereavement leave.
- A favorable child-caregiver leave program (Up to 100% salary top-up)
- 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.
- Discount programs for leisure purposes and access to Virgin Pulse with incentives supporting your wellbeing.
Where you will be working
This role is based in the Port of Los Angeles in the city of Wilmington, California. This historical site is one of the oldest operations in the Port of LA, some employees are third generation workers at this operation. The southern California area offers a vast array of activities for every lifestyle from camping, surfing, fishing, hiking, family parks, sports arenas, concerts and much more.
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.
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.
Production Supervisor
- Opportunity to develop your career and work for a global company
- Contribute to the success of Rio Tinto by applying your technical and professional leadership expertise
- Join a company with a world class reputation for safety and a culture that supports inclusion and diversity – Wilmington, CA
- For California based roles the expected annual salary range $92,240 – 126,830
About the role
We are looking for a Production Supervisor to lead and develop a high performing team while fostering a strong safety culture and building capabilities. This includes supervision of all area personnel and accountability of all area resources. The supervisors’ main focus is to lead the safe, efficient and sustainable production of refined borates.
This role is a great opportunity for an enthusiastic individual to drive and optimize operational performance. Working and reporting to the Superintendent, you will be:
- Ensuring a productive and safe workplace is maintained, complying with Rio Tinto and Statutory Safety requirements.
- Identifying areas where improvement to safety performance is necessary and initiating this change within the appropriate teams and areas.
- Taking ownership over efficient/effective problem solving, decision-making, and action at the right levels.
- Ensuring roles and responsibilities are clearly understood and setting performance targets to encourage the necessary/desired behaviors.
- Responsible for directing production employees and operations in accordance with the production plan and business needs to achieve quality and quantities of finished goods necessary to meet customer demands.
- Providing leadership through team building, planning, and setting key deliverables.
- Interfacing with planners and fellow Supervisors to assist in continual improvement.
- Ensuring work is completed in accordance with the Collective Bargaining Agreement and soliciting input from team members.
- Supervising activities on night shift and weekends.
About you
To be successfully considered for this role, you will have:
- High School Diploma or equivalent, combined with solid relevant experience, but more advanced degree preferred.
- 5+ years of experience in production/refinery operations/maintenance or a related field.
- Experience in a unionized environment.
- Excellent computer skills, knowledge of MS Office, Excel & SAP
- Proficiency in English
- Ability to obtain a TWIC card from TSA
- Beneficial if you have knowledge of refinery equipment, subsystems, lubrication properties and equipment troubleshooting
What we offer
We 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:
- A safety-focused and inclusive working environment
- Access to top-tier family-friendly health programs including medical, prescription drug, dental, vision, life insurance coverage, and various voluntary benefits.
- 401(k) matching program (company matched .35 per dollar up to 6% of your base pay)
- Generous Rio Tinto employee share program, which allows you to purchase Rio Tinto Company shares.
- Comprehensive leave policies which cover all moments that matter in life: PTO (paid time off), paid holidays, and paid bereavement leave.
- A favorable child-caregiver leave program (Up to 100% salary top-up)
- 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.
- Discount programs for leisure purposes and access to Virgin Pulse with incentives supporting your wellbeing.
Where you will be working
This role is based in the Port of Los Angeles in the city of Wilmington, California. This historical site is one of the oldest operations in the Port of LA, some employees are third generation workers at this operation. The southern California area offers a vast array of activities for every lifestyle from camping, surfing, fishing, hiking, family parks, sports arenas, concerts and much more.
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.
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.
H-1B1 Chile Mining & Natural Resources Job Roles in California
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Search Mining & Natural Resources Jobs in CaliforniaMining & Natural Resources H-1B1 Chile Sponsorship Jobs in California: Frequently Asked Questions
Which mining and natural resources companies sponsor H-1B1 Chile visas in California?
California-based employers with documented H-1B1 visa-eligible LCA filings in mining and natural resources include large integrated energy and minerals companies such as Chevron, as well as environmental consulting firms like Tetra Tech and AECOM that support extraction and reclamation projects. Smaller regional operators in the Mojave and Inland Empire also file Labor Condition Applications for specialty occupation roles, though filing volume varies by company and year.
Which cities in California have the most mining and natural resources H-1B1 Chile sponsorship jobs?
Sacramento leads as a hub for state regulatory and environmental roles tied to natural resources agencies. Bakersfield anchors oil and gas activity in the San Joaquin Valley, with employers regularly seeking geologists and petroleum engineers. The Inland Empire cities of San Bernardino and Riverside support mining services companies operating in the Mojave Desert. San Francisco and Los Angeles host corporate headquarters for larger resource and environmental consulting firms with California field operations.
What types of mining and natural resources roles typically qualify for H-1B1 Chile sponsorship?
Roles that consistently meet the specialty occupation standard for H-1B1 visa purposes in this sector include petroleum engineers, geologists, geophysicists, environmental scientists, mining engineers, and hydrogeologists. These positions typically require at least a bachelor's degree in a directly related field such as geology, earth sciences, or engineering. General labor, equipment operation, and field technician roles that do not require a specialized degree generally do not qualify.
How do I find mining and natural resources H-1B1 Chile sponsorship jobs in California?
Migrate Mate filters job listings specifically by visa type and industry, making it straightforward to search for mining and natural resources roles where California employers have H-1B1 Chile LCA filing history. Because H-1B1 Chile sponsorship requires employer-filed Labor Condition Applications with DOL, focusing on companies with verified prior filings in California significantly narrows your search to realistic opportunities in geoscience, engineering, and environmental management.
Are there any state-specific or industry-specific considerations for H-1B1 Chile sponsorship in California's mining sector?
California's strict environmental regulations under the California Environmental Quality Act mean that many mining and extraction projects require specialized environmental compliance roles, which can expand H-1B1 visa-eligible positions beyond core engineering. The state's moratorium on new fracking permits also shifts employer demand toward environmental remediation and reclamation specialties. Chilean professionals should also confirm that their academic credentials align with the specific degree requirements employers list in their LCA filings, as California employers tend to specify degree fields precisely.
What is the prevailing wage for H-1B1 Chile mining & natural resources jobs in California?
U.S. employers sponsoring a visa must pay at least the prevailing wage, which is what workers in the same role, area, and experience level typically earn. The Department of Labor sets this rate to make sure companies aren't hiring foreign workers simply because they'd accept lower pay than a U.S. worker. It varies by job title, location, and experience. You can look up current prevailing wage rates for any occupation and location using the OFLC Wage Search page.