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Manufacturing Assembly Line Jobs in California (NOW HIRING)

Kirkhill Inc.

Manufacturing Associate

Brea, CA · On-site

$17/hr

Use hand tools, power tools, and other manufacturing assembly line equipment to assemble units.Tests and calibrates parts and mechanisms to ensure all components meet tolerances, product ...

Bellisio Foods

Assembly Associate

Vernon, CA · On-site

$16.90/hr

Overhill Farms is a leading custom manufacturer of high quality prepared frozen foods, serving ... May be assigned to a variety of tasks while working on an assembly line. Tasks include but are not ...

Kirkhill Inc.

Manufacturing Associate

Brea, CA

Use hand tools, power tools, and other manufacturing assembly line equipment to assemble units. * Tests and calibrates parts and mechanisms to ensure all components meet tolerances, product ...

Overhill Farms, Inc.

Assembly Associate

Vernon, CA · On-site

$16.90/hr

Overhill Farms is a leading custom manufacturer of high quality prepared frozen foods, serving ... May be assigned to a variety of tasks while working on an assembly line. Tasks include but are not ...

Arango HRS

1st Shift Production Assembler

San Marcos, CA · On-site

$17.50/hr

... dynamic manufacturing team in San Marcos, CA. This isn't just another assembly line job; it's an opportunity to contribute directly to creating high-quality products that make a real difference.

Intellectt INC

manufacturing assembler

San Jose, CA · On-site

$19.25 - $23.75/hr

... line in accordance with quality specifications. Works within clearly defined SOPs and / or ... One (1) to two (2) year of manufacturing assembly experience. · Effective communication skills at ...

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All JobsManufacturing Assembly Line JobsManufacturing Assembly Line Jobs in California

Manufacturing Assembly Line information

See California salary details

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How much do manufacturing assembly line jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for manufacturing assembly line in California is $20.15, according to ZipRecruiter salary data. Most workers in this role earn between $16.35 and $22.79 per hour, depending on experience, location, and employer.

What are some common challenges faced by employees working on a manufacturing assembly line, and how can they be managed?

Assembly line workers often encounter repetitive tasks and maintain a fast work pace, which can lead to physical fatigue and the risk of repetitive strain injuries. Effective time management and regular short breaks are essential to maintain focus and minimize errors. Many employers provide ergonomics training and rotate tasks among team members to reduce strain. Open communication with supervisors about workload and safety concerns also helps create a supportive work environment.

Do manufacturing assembly line jobs still exist?

Manufacturing assembly line jobs still exist and are common in industries such as automotive, electronics, and consumer goods. These roles often require skills in operating machinery, quality control, and adherence to safety protocols, and they may involve shift work in factory environments.

What is a manufacturing assembly line job?

Manufacturing assembly line jobs involve working on a production line where workers are responsible for assembling products or components in a sequential and efficient manner. These positions may include tasks such as fitting parts together, operating machinery, quality checking items, and packaging finished goods. Workers typically specialize in a specific task to ensure the production process runs smoothly and efficiently, contributing to the mass production of products such as electronics, automobiles, appliances, and more.

What is the difference between Manufacturing Assembly Line vs Manufacturing Technician?

AspectManufacturing Assembly LineManufacturing Technician
CredentialsHigh school diploma or equivalent; on-the-job trainingHigh school diploma; technical certification or training often preferred
Work EnvironmentFactory floor, assembly stations, repetitive tasksFactory floor, equipment maintenance, troubleshooting
Job RoleAssembling products on a production lineMaintaining, troubleshooting, and repairing manufacturing equipment
Industry UsageCommon in mass production settingsComplementary to assembly line, focusing on equipment and process optimization

While Manufacturing Assembly Line workers focus on assembling products in a repetitive, production environment, Manufacturing Technicians handle equipment maintenance and troubleshooting to ensure smooth operations. Both roles are essential in manufacturing, but they differ in responsibilities and skill requirements.

What are the key skills and qualifications needed to thrive as a manufacturing assembly line worker?

To thrive as a Manufacturing Assembly Line Worker, you need manual dexterity, attention to detail, and a high school diploma or equivalent. Familiarity with automated machinery, quality control systems, and safety certifications such as OSHA are commonly required. Reliability, teamwork, and the ability to follow instructions precisely are standout soft skills in this role. These skills are crucial to ensure product quality, maintain safety standards, and support efficient production in a fast-paced environment.
What are popular job titles related to Manufacturing Assembly Line jobs in California? For Manufacturing Assembly Line jobs in California, the most frequently searched job titles are:
What job categories do people searching Manufacturing Assembly Line jobs in California look for? The top searched job categories for Manufacturing Assembly Line jobs in California are:
Manufacturing Assembly Line jobs near you
Infographic showing various Manufacturing Assembly Line job openings in California as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 14% Part Time, 4% Contract, and 1% Nights. Highlights an 93% Physical, 3% Hybrid, and 4% Remote job distribution, with an average salary of $41,921 per year, or $20.2 per hour.

Senior Manufacturing Manager - Truck Upfit

ZM Trucks

Fontana, CA • On-site

Full-time

Re-posted 2 days ago

Job description

About ZO Motors North America LLC
ZM Trucks is a trusted leader in commercial vehicles, specializing in durable and high-performance trucks for a wide range of industries. We design and manufacture vehicles that excel in both reliability and fuel efficiency, offering solutions for cargo transport, construction, logistics, and more.
Focused on innovation and customer satisfaction, we provide not only top-quality trucks but also exceptional after-sales support to keep fleets running smoothly. With a commitment to performance, safety, and efficiency, ZM Trucks is dedicated to driving success for businesses worldwide.
About the role
We are seeking an experienced Senior Manufacturing Manager - Truck Upfit to lead the development and operation of our truck upfit assembly line while supporting upfit manufacturing engineering activities within our manufacturing operations.
This role will be responsible for upfit assembly line planning, manufacturing process development, tooling and equipment selection, and production process optimization. The position will also oversee manufacturing engineering activities supporting upfit assembly operations.
The ideal candidate will have hands-on experience in commercial vehicle manufacturing, truck body installation (upfit), or automotive assembly operations, and will play a key role in building efficient and scalable manufacturing processes.
What you'll do
Upfit Assembly Line Development
  • Lead the design and implementation of the truck upfit assembly line
  • Define production layout, workstation design, and material flow
  • Develop assembly processes and installation procedures for upfit
  • Select and implement manufacturing equipment, tools, and fixtures
  • Support the launch and ramp-up of upfit production operations

Manufacturing Engineering Leadership
  • Manage manufacturing engineering activities supporting upfit assembly operations
  • Develop and improve upfit assembly process documentation
  • Create and maintain work instructions and assembly process sheets
  • Develop Process Flow Diagrams, Control Plans, WI and assembly sheet
  • Ensure manufacturing processes meet quality and production standards

Production Support and Process Improvement
  • Identify opportunities to improve production efficiency, throughput, and process stability
  • Support troubleshooting of manufacturing and upfit assembly issues
  • Lead continuous improvement initiatives within manufacturing operations

Cross-Functional Collaboration
  • Work closely with production, quality, supply chain, and engineering teams
  • Support engineering changes and product improvements
  • Ensure upfit assembly processes remain aligned with product design updates

Qualifications
  • Bachelor's degree in mechanical engineering, Manufacturing Engineering, Industrial Engineering, or related field
  • 8+ years of experience in automotive or commercial vehicle manufacturing
  • Experience in truck upfit, truck body installation, or commercial vehicle assembly preferred
  • Strong knowledge of manufacturing processes and assembly operations
  • Experience developing work instructions, PFMEA, and control plans
  • Experience selecting manufacturing equipment, tools, and assembly fixtures
  • Strong leadership and project management skills
  • Ability to work effectively in a fast-paced manufacturing environment

Preferred Background
Candidates with experience in the following industries are strongly preferred:
  • Commercial vehicle manufacturing
  • Truck assembly
  • Truck body manufacturing or upfit operations
  • Automotive OEM manufacturing

Apply