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Core Assembly Jobs in Riverside, CA (NOW HIRING)

The Maritime team develops and maintains core products and payloads, and adapts and applies those ... Work with contract manufacturers across various disciplines, metallic manufacturing, assembly, etc ...

New

Electrical Assembler I

Corona, CA · On-site

$20.83 - $22.15/hr

Our Values Drive Everything We Do Our culture is grounded in five core values that guide how we ... assembly tasks safely and accurately. ESSENTIAL DUTIES • Assemble electrical or electronic ...

Electrical Assembler I

Corona, CA · On-site

$20.83 - $22.15/hr

Our Values Drive Everything We Do Our culture is grounded in five core values that guide how we ... Report missing parts, defects, or assembly issues to leads or supervisors promptly. Participate in ...

Winpak Lane is seeking a Mechanical Assembler to join our Assembly team in Rialto, California. You ... At Winpak, inclusion is one of our core values. We believe that an inclusive culture fosters a ...

Senior Quality Engineer

Fontana, CA · On-site

$70 - $90/hr

Working knowledge of IATF 16949, ISO 9001, and Automotive Core Tools (APQP, PPAP, FMEA, and SPC) * Six Sigma Green Belt (or in progress) a plus. * Experience in a production environment (assembly ...

Senior Quality Engineer

Fontana, CA · On-site

$90K - $122K/yr

... Core Tools (APQP, PPAP, FMEA, and SPC) • Six Sigma Green Belt (or in progress) a plus. • Experience in a production environment (assembly preferred) • Strong analytical, problem solving, and ...

Be Seen First

They will participate in the coordination, assembly, modification, installation, and repairs of ... Mr. Maglica utilizes a hands-on leadership style with a core philosophy-consistent and superior ...

Urgent

Food and Beverage Runner

Irvine, CA · On-site

$17 - $17.50/hr

We produce festivals and community events, promote live music, manage public assembly venues, and ... We are seeking creative trailblazers who embody our core values and are tech-forward, culture ...

Showing results 41-60

Core Assembly information

See Riverside, CA salary details

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$20

$29

How much do core assembly jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for core assembly in Riverside, CA is $20.32, according to ZipRecruiter salary data. Most workers in this role earn between $17.55 and $22.07 per hour, depending on experience, location, and employer.

What is core assembly?

Core assembly refers to the process of constructing the core components used in manufacturing, most commonly in foundries for metal casting. Workers in core assembly build sand or ceramic cores and molds that shape the internal cavities of metal parts during casting. The job requires attention to detail, precision, and knowledge of safety procedures to ensure quality and consistency in the final products. Core assembly is essential in industries such as automotive, aerospace, and machinery manufacturing. Technicians often use hand tools, machines, and specialized adhesives or coatings as part of the assembly process.

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

To thrive as a Core Assembly worker, you need manual dexterity, attention to detail, basic mechanical aptitude, and often a high school diploma or equivalent. Familiarity with assembly line tools, blueprints, and quality control systems is typically required, and some positions may prefer certifications in manufacturing or safety. Strong teamwork, problem-solving, and time management skills help individuals excel in fast-paced production environments. These competencies are crucial for ensuring efficient, accurate, and safe assembly of components, directly impacting product quality and operational productivity.

What are some common challenges faced in a core assembly role and how can they be overcome?

Core Assembly professionals often encounter challenges such as maintaining high precision under tight deadlines and adapting to frequent changes in production schedules. Ensuring quality while assembling intricate components requires strong attention to detail and adherence to safety standards. Effective communication with team members and cross-department collaboration can help resolve issues quickly and minimize downtime. Continuous learning and staying updated on new assembly techniques or equipment can also help overcome these challenges and enhance job performance.

What is the difference between Core Assembly vs Machinist?

AspectCore AssemblyMachinist
Required CredentialsHigh school diploma or equivalent; some certifications in assembly or manufacturingHigh school diploma; technical certifications or apprenticeships often preferred
Work EnvironmentFactories, assembly lines, manufacturing plantsMachine shops, manufacturing facilities, workshops
Industry UsageAutomotive, aerospace, electronics manufacturingMetalworking, aerospace, automotive industries

Core Assembly involves assembling components into finished products, focusing on precision and following detailed instructions. Machinists operate and maintain machine tools to produce metal parts, requiring technical skills and knowledge of machining processes. While both roles are essential in manufacturing, Core Assembly emphasizes assembling parts, whereas Machinists focus on creating parts through machining processes.

What job categories do people searching Core Assembly jobs in Riverside, CA look for?

The top searched job categories for Core Assembly jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Core Assembly jobs?

Cities near Riverside, CA with the most Core Assembly job openings:

Infographic showing various Core Assembly job openings in Riverside, CA as of August 2026, with employment types broken down into 92% Full Time, and 8% Temporary. Highlights an 100% In-person job distribution, with an average salary of $42,259 per year, or $20.3 per hour.

$25 - $30/hr

Full-time

Re-posted 10 days ago


Element Materials Technology rating

7.3

Company rating: 7.3 out of 10

Based on 43 frontline employees who took The Breakroom Quiz

75th of 120 rated laboratories


Job description

Element has an opportunity for a Test Technician to join our rapidly expanding team.As a member of the operations team, the Test Technician position performs a variety of routine and non-routine testing assignments within the department assigned and insures timely and accurate test results under direct supervision.  The technician positions must be proficient in a number of core business skills including but not limited to compliance to established safety rules, code of conduct, and company policies and procedures.

Salary: $25- $30/hr DOE 


• Perform work duties provided by immediate Lead, Supervisor or Manager.
• Clean, assemble and test various valves and filters following written procedures and other appropriate documentation.
• Interpret assembly setup requirements from written procedures and successfully complete assembly.
• Interpret test system schematics and successfully construct test system by obtaining correct system components and fabrication of stainless-steel tubing, including cutting, bending and flaring.
• Interpret test setup requirements from written procedures and successfully test component.
• Perform testing using gases (Nitrogen, Hydrogen, and helium) and water.
• Perform testing at ambient temperatures as well as extreme cold and hot temperatures during thermal testing.
• Read and interpret test data and record neatly and accurately on appropriate data sheets.
• Recognize and report any out-of-family conditions or discrepancies.
• Maintain a clean and safe work area at all times.
• Maintain assembly and test setups in good working order.


• The technician must have a minimum of five (1) year experience in a similar work environment.
• Must be able to setup and operate tools required for assembly including, but not limited to, standard hand tools, load testing devices, micrometers, depth mics, calipers and microscopes.
• Technician must possess basic blueprint reading and comprehension skills.
• Must be able to setup and operate equipment required for testing including, but not limited to, multimeters, ohmmeters, voltmeters, pressure, gauges and transducers, data recorders, load cells, and flowmeters.
• Good verbal and written English communication skills.
• Basic mathematic skills required to calculate simple formulas and conversions.
• Strong reasoning ability a must.
• Familiar with a P&ID schematic drawing and what it represents.
• Experience with tube bending, swage lock connections and AN Fittings


Element is one of the fastest growing testing, inspection and certification businesses in the world. Globally we have more than 9,000 brilliant minds operating from 270 sites across 30 countries. Together we share an ambitious purpose to ‘Make tomorrow safer than today’.

When failure in use is not an option, we help customers make certain that their products, materials, processes and services are safe, compliant and fit for purpose. From early R&D, through complex regulatory approvals and into production, our global laboratory network of scientists, engineers, and technologists support customers to achieve assurance over product quality, sustainable outcomes, and market access.

While we are proud of our global reach, working at Element feels like being part of a smaller company. We empower you to take charge of your career, and reward excellence and integrity with growth and development.

Industries across the world depend on our care, attention to detail and the absolute accuracy of our work. The role we have to play in creating a safer world is much bigger than our organization.


At Element, we always take pride in putting our people first. We are an equal opportunity employer that recognizes diversity and inclusion as fundamental to our Vision of becoming “the world’s most trusted testing partner”.

All suitably qualified candidates will receive consideration for employment on the basis of objective work related criteria and without regard for the following: age, disability, ethnic origin, gender, marital status, race, religion, responsibility of dependents, sexual orientation, or gender identity or other characteristics in accordance with the applicable governing laws or other characteristics in accordance with the applicable governing laws.


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