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Core Assembly Jobs in Riverside, CA (NOW HIRING)

Production Assembler 2

Irvine, CA · On-site

$17.25 - $20.75/hr

Job Core Responsibilities • Performs a variety of routine mechanical and/or electromechanical assembly operations in accordance with company instructions and procedures • Conducts inspections of ...

Production Assembler 2

Irvine, CA · On-site

$17.25 - $20.75/hr

Job Core Responsibilities • Performs a variety of routine mechanical and/or electromechanical assembly operations in accordance with company instructions and procedures • Conducts inspections of ...

As a Assembly Fitter you will read engineering drawings, use various tools to fabricate and ... We employ 22,000 colleagues, in 35 countries, that are grounded by our core values: Ethics and ...

New

As a Assembly Fitter you will read engineering drawings, use various tools to fabricate and ... We employ 22,000 colleagues, in 35 countries, that are grounded by our core values: Ethics and ...

New

Machinist 1

Irvine, CA · On-site

$17.91 - $22.39/hr

You will work on site on 1st shift (core hours 5:00 AM - 1:30 PM), collaborating with machinists, inspectors, and assembly teams to meet tolerance and schedule targets. Your work ensures components ...

Machinist 1

Irvine, CA · On-site

$17.91 - $22.39/hr

You will work on site on 1st shift (core hours 5:00 AM - 1:30 PM), collaborating with machinists, inspectors, and assembly teams to meet tolerance and schedule targets. Your work ensures components ...

Machinist 1

Irvine, CA · On-site

$17.91 - $22.39/hr

You will work on site on 1st shift (core hours 5:00 AM - 1:30 PM), collaborating with machinists, inspectors, and assembly teams to meet tolerance and schedule targets. Your work ensures components ...

Event Manager

Irvine, CA · On-site

$72K - $85K/yr

We are seeking creative trailblazers who embody our core values and are tech-forward, culture ... assembly facilities, or hospitality/tourism environments. * Strong organizational skills with the ...

We are seeking creative trailblazers who embody our core values and are tech-forward, culture ... assembly facilities, or hospitality/tourism environments. * Strong organizational skills with the ...

Event Manager

Irvine, CA · On-site

$72K - $85K/yr

We are seeking creative trailblazers who embody our core values and are tech-forward, culture ... assembly facilities, or hospitality/tourism environments.Strong organizational skills with the ...

Electrical Assembler III

Corona, CA · On-site

$25.17 - $27.39/hr

Our Values Drive Everything We Do Our culture is grounded in five core values that guide how we ... Verify work orders, drawings, and BOMs before assembly. Size wires for control and power circuits ...

Electrical Assembler III

Corona, CA · On-site

$25.17 - $27.39/hr

Our Values Drive Everything We Do Our culture is grounded in five core values that guide how we ... Verify work orders, drawings, and BOMs before assembly. * Size wires for control and power circuits ...

Showing results 21-40

Core Assembly information

See Riverside, CA salary details

$13

$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.

Production Assembler 2

NR Consulting

Irvine, CA • On-site

$17.25 - $20.75/hr

Full-time

This job post has expired today. Applications are no longer accepted.


Job description

Job Title: Production Assembler Location: Irvine, CA 92S Shift: 1st Shift Pay Rate: ***-***/hour based on related skills and experiences. Location: Irvine, NOT remote *Soldering experience required 1st shift (6:30 - 3:00pm) Job Designation The Production Assembler II performs a variety of routine mechanical and/or electromechanical assembly operations, under moderate guidance and in accordance with company policy and safety procedures. Job Core Responsibilities • Performs a variety of routine mechanical and/or electromechanical assembly operations in accordance with company instructions and procedures • Conducts inspections of own and /or other associates work to ensure correctness in accordance with company and /or customer drawing • Position very small parts such as ceramic board, crystals, gages, fine pins, fire wire, solder particles and epoxy under binocular microscope using tweezers or positioning fixtures • Adjusts, bends, aligns and solders fine wires to resistors and base parts • Bonds or seals parts or assemblies with epoxies using direct heating elements or ovens and performs a variety of in-process testing • Applies process specifications governing the production of product within an assigned cell, records production time and quantity data • Maintains work area under company guidelines and participates in events as required • Provides simple welding tasks and/or brazing, or soldering and may operate light machinery such as sand blaster, or electro- etching processing and press • Actively demonstrates all safety policies and procedures • Other responsibilities as assigned • Regular, consistent and punctual attendance is required. May need to work nights and weekends, variable schedule(s) and additional hours as necessary Job Specifications Education: A Secondary Certificate/High School Diploma or equivalent combination of relevant education and work experience that will allow successful performance of job expectations is preferred. Certifications: Vocational training, apprenticeships or the equivalent experience in related field Years Experience: 2-5 years of relevant experience Skills: • Soldering and sandblasting experienced preferred but not required • Skilled at routine mechanical and/or electromechanical assembly operations • Able to operate long hours under a microscope • Able to operate a variety of hand tools and machinery • Ability to read and interpret company documents, such as safety rules, operating/manufacturing instructions, policies and procedures • Good manual dexterity required to work with small parts • Capable of recognizing and solving typical problems that can occur in own work area; evaluates and selects solutions from established options • Effective oral, written and interpersonal skills • Acceptable visual acuity required Manufacturing / Non-Sedentary Requirements Incumbent must be able to perform the essential functions of the job. Work may be performed in an office or warehouse environment. Typically requires the ability to spend 66%+ hours each work day doing the following activities: stand for extended periods of time, walk, bend, stoop, or climb. May have possible exposure to dust, may require the ability to lift and/or push up to 50 pounds 33% - 66% of the time and may require repetitive motions, pushing, pulling, and grasping with hands 25% - 50%. Additional Information Regarding Job Duties and Job Descriptions Job duties include additional responsibilities as assigned by one's supervisor or other manager related to the position/department. This job description is meant to describe the general nature and level of work being performed; it is not intended to be construed as an exhaustive list of all responsibilities, duties and skills required for the position. *** reserves the right at any time with or without notice to alter or change job responsibilities, reassign or transfer job position or assign additional job responsibilities, subject to applicable law. *** shall provide reasonable accommodations of known disabilities to enable a qualified applicant or employee to apply for employment, perform the essential functions of the job, or enjoy the benefits and privileges of employment as required by the law.