Chemicals & Materials Jobs in California with H-1B Sponsorship
California is one of the most active states for H-1B visa sponsorship in chemicals and materials, driven by a concentration of semiconductor manufacturers, specialty chemical producers, and advanced materials firms. Major employers include Lam Research, Applied Materials, and Dow. Key hiring hubs include the San Francisco Bay Area, Los Angeles, and San Diego.
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At GF, we see our company as a forward-thinking leader in our field. Since 1802, we have been embracing innovations and sustainable solutions of the highest quality that add value to people’s lives around the globe.
Join us to be part of a forward-thinking, people-centered company where your ideas and contributions truly matter.
This is your opportunity to make a real impact in a collaborative, international environment.
The Plastic Fabrication Technician is responsible for fabricating, assembling, and modifying plastic components according to technical drawings and specifications. This role involves the use of specialized tools and equipment to cut, weld, bend, and finish plastic materials with a high degree of precision. The technician plays a critical role in supporting production, maintenance, and custom fabrication needs while ensuring quality, safety, and efficiency.
Essential Duties & Responsibilities:
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Fabricate plastic items using various techniques, such as welding, drilling, and sawing.
-
Interpret blueprints, drawings, and specifications to determine fabrication requirements for plastic parts and assemblies.
-
Maintains a high quality and keeps scrap to a minimum.
-
Measure and inspect components to ensure conformance with quality standards and tolerances.
-
Jointly responsible for on-time delivery of products.
-
Maintain a clean and organized work area and perform routine maintenance on tools and equipment.
-
Repairs and reworks parts as necessary.
-
Monitors critical dimensions and adjust machines for different material and/or dimensions.
-
Prepare test/sample welds and perform various tests.
-
Assists with building crates to box finished goods for storage or shipment, as necessary.
-
Follows the procedures as presented in the Employee Handbook, Etiquette Brochure, department procedures, captures contact information, and follows verbal, written or diagram instructions as provided by supervisors and managers.
-
Committed to the protection of the environment and the health and safety of our employees, customers, and neighbors. Responsible for maintaining and continuously improving our Environmental Management System (EMS).
-
Adhere to safety protocols, environmental standards, and PPE requirements during all work activities.
-
Performs all other duties as assigned.
Required Skills/Abilities:
-
Ability to read blueprints with guidance from experienced fabricators.
-
Ability to read and use tape measurer.
-
Ability to use certain plastic fabrication tools with moderate supervision.
-
Ability to carry out instructions with moderate supervision.
-
Performs all operations according to prescribed safety principles.
-
Mechanically inclined.
Education and Experience:
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High school diploma or GED required, trade school or technical training in plastic fabrication or industrial manufacturing preferred.
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1–3 years of experience in plastic fabrication, machining, or assembly in a production or shop environment.
-
Experience with fabrication, mechanical assembly, plastic welding and/or related experience.
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Experience welding polypropylene PP, HDPE, PVDF & PVC plastics.
Working Conditions / Physical Requirements:
-
Frequent standing, bending, lifting, and working with hands in a production setting.
-
Ability to lift and move up to 50 lbs. regularly.
Use of PPE such as gloves, eye protection, and steel-toe shoes required.
Please submit your application via the ‘Apply’ button.

At GF, we see our company as a forward-thinking leader in our field. Since 1802, we have been embracing innovations and sustainable solutions of the highest quality that add value to people’s lives around the globe.
Join us to be part of a forward-thinking, people-centered company where your ideas and contributions truly matter.
This is your opportunity to make a real impact in a collaborative, international environment.
The Plastic Fabrication Technician is responsible for fabricating, assembling, and modifying plastic components according to technical drawings and specifications. This role involves the use of specialized tools and equipment to cut, weld, bend, and finish plastic materials with a high degree of precision. The technician plays a critical role in supporting production, maintenance, and custom fabrication needs while ensuring quality, safety, and efficiency.
Essential Duties & Responsibilities:
-
Fabricate plastic items using various techniques, such as welding, drilling, and sawing.
-
Interpret blueprints, drawings, and specifications to determine fabrication requirements for plastic parts and assemblies.
-
Maintains a high quality and keeps scrap to a minimum.
-
Measure and inspect components to ensure conformance with quality standards and tolerances.
-
Jointly responsible for on-time delivery of products.
-
Maintain a clean and organized work area and perform routine maintenance on tools and equipment.
-
Repairs and reworks parts as necessary.
-
Monitors critical dimensions and adjust machines for different material and/or dimensions.
-
Prepare test/sample welds and perform various tests.
-
Assists with building crates to box finished goods for storage or shipment, as necessary.
-
Follows the procedures as presented in the Employee Handbook, Etiquette Brochure, department procedures, captures contact information, and follows verbal, written or diagram instructions as provided by supervisors and managers.
-
Committed to the protection of the environment and the health and safety of our employees, customers, and neighbors. Responsible for maintaining and continuously improving our Environmental Management System (EMS).
-
Adhere to safety protocols, environmental standards, and PPE requirements during all work activities.
-
Performs all other duties as assigned.
Required Skills/Abilities:
-
Ability to read blueprints with guidance from experienced fabricators.
-
Ability to read and use tape measurer.
-
Ability to use certain plastic fabrication tools with moderate supervision.
-
Ability to carry out instructions with moderate supervision.
-
Performs all operations according to prescribed safety principles.
-
Mechanically inclined.
Education and Experience:
-
High school diploma or GED required, trade school or technical training in plastic fabrication or industrial manufacturing preferred.
-
1–3 years of experience in plastic fabrication, machining, or assembly in a production or shop environment.
-
Experience with fabrication, mechanical assembly, plastic welding and/or related experience.
-
Experience welding polypropylene PP, HDPE, PVDF & PVC plastics.
Working Conditions / Physical Requirements:
-
Frequent standing, bending, lifting, and working with hands in a production setting.
-
Ability to lift and move up to 50 lbs. regularly.
Use of PPE such as gloves, eye protection, and steel-toe shoes required.
Please submit your application via the ‘Apply’ button.
Job Roles in Chemicals & Materials in California
See all 219+ Chemicals & Materials California jobs
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Get Access To All JobsFrequently Asked Questions
Which chemicals & materials companies sponsor H-1B visas in California?
Several large employers in California have established H-1B sponsorship track records in chemicals and materials. These include semiconductor materials companies like Lam Research and Applied Materials in the Bay Area, specialty chemical producers like Olin Corporation, and materials science divisions within diversified manufacturers. Multinational corporations with California operations, such as Dow and BASF, also regularly file H-1B petitions for technical and engineering roles.
Which cities in California have the most chemicals & materials H-1B sponsorship jobs?
The San Francisco Bay Area, particularly Santa Clara and San Jose, leads due to the density of semiconductor and advanced materials companies tied to the tech supply chain. Los Angeles and the South Bay area host petrochemical, coatings, and specialty materials firms. San Diego has a growing cluster of materials science roles linked to biotech and defense manufacturing, making these three metro areas the primary hiring centers in California for this industry.
What types of chemicals & materials roles typically qualify for H-1B sponsorship?
Roles that typically qualify are those requiring at least a bachelor's degree in a specific technical field directly tied to the position. In chemicals and materials, this includes process engineers, materials scientists, chemical engineers, quality assurance chemists, R&D scientists, and polymer engineers. The key H-1B requirement is that the position constitutes a specialty occupation, meaning a specific degree in chemistry, materials science, or chemical engineering is a standard industry requirement for that role.
How do I find chemicals & materials H-1B sponsorship jobs in California?
Migrate Mate is built specifically for this search. You can filter by H-1B visa type, the chemicals and materials industry, and California as your target state to see verified sponsorship-eligible listings in one place. Migrate Mate focuses exclusively on roles where employers have a documented history of H-1B sponsorship, which saves significant time compared to applying broadly and discovering late in the process that a company does not sponsor.
Are there any California-specific considerations for H-1B sponsorship in chemicals & materials?
California's strong labor protections affect the H-1B process indirectly. Employers must file a Labor Condition Application certifying they will pay the prevailing wage for the specific geographic area, and California metro areas, particularly the Bay Area, often have higher prevailing wage levels than national averages. Additionally, California's large research university system, including UC Berkeley and UCLA, means some positions are filed under cap-exempt H-1B status when affiliated with qualifying research institutions.
What is the prevailing wage for H-1B chemicals & materials 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.
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