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Mechanical Helper Jobs in Riverside, CA (NOW HIRING)

HDR

Mechanical Engineer

Irvine, CA · On-site

Read further to learn how you could help make great things possible not only in your community, but around the world. We believe building engineering is more than systems and structures, it's about ...

HDR

Mechanical Engineer

Irvine, CA · On-site

Read further to learn how you could help make great things possible not only in your community, but around the world. We believe building engineering is more than systems and structures, it's about ...

Howmet Aerospace

Hammer Helper

Fontana, CA · On-site

$20.66/hr

While performing the duties of this job, the employee is regularly exposed to moving mechanical ... Hammer Helper assists the Blacksmith and other members of the forging crew perform the forging ...

CYNET SYSTEMS

Forge Hammer Helper

Fontana, CA · On-site

$20 - $23/hr

Mechanical handling of heavy materials. * Safety awareness in industrial environments ... to helping organizations build high-performing teams while empowering professionals to grow ...

Neon Aerospace

Mechanical Engineer

Irvine, CA · On-site

We're looking for a Mechanical Engineer to help design and integrate complex mechanical and electromechanical systems powering next-generation hardware-spanning positioning, propulsion, environmental ...

Neon Aerospace

Mechanical Engineer

Irvine, CA · On-site

We're looking for a Mechanical Engineer to help design and integrate complex mechanical and ... electromechanical systems powering next-generation hardware-spanning positioning, propulsion ...

VOLT

Mechanical Assembler

Walnut, CA · On-site

$18/hr

Assemble mechanical components of x-ray machines following manufacturing plans, drawings and ... You can reply STOP to cancel and HELP for help. You can access our privacy policy at volt ...

HDR

Mechanical EIT - Building Engineering

Irvine, CA · On-site

Read further to learn how you could help make great things possible not only in your community, but ... We bring together mechanical, electrical, structural, and civil engineering experts to solve ...

HDR

Mechanical EIT - Building Engineering

Irvine, CA

Read further to learn how you could help make great things possible not only in your community, but ... We bring together mechanical, electrical, structural, and civil engineering experts to solve ...

NextDeavor Inc.

Mechanical Engineer II

Irvine, CA · On-site

$40.01 - $64.90/hr

Mechanical Engineer II Full-time Irvine, CA, US Exclusive confidential search -- details shared ... S. citizenship (required) Here's What Else Might Help You Out * Defense or aerospace industry ...

NextDeavor Inc.

Mechanical Engineer II

Irvine, CA · On-site

$42.97 - $53.72/hr

Mechanical Engineer II Full-time Irvine, CA Exclusive confidential search -- details shared with ... Ability to work cooperatively with engineers across departments Here's What Else Might Help You Out

Thales

Staff Engineer - Mechanical

Irvine, CA

Staff Mechanical Engineer Irvine, CA (Fully Onsite) Position Summary Thales is looking for a Staff ... helping deliver high-quality aerospace products that meet customer requirements and business ...

Belcan

Mechanical Engineer II

Irvine, CA

$40.01 - $64.90/hr

Mechanical Engineer II Pay Rate: $40.01 - $64.9/hr. Location: Irvine, CA Area Code: 949, 714 ZIP ... Our overriding goal is to provide quality staffing solutions that help people, organizations, and ...

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All JobsMechanical Helper JobsMechanical Helper Jobs in Riverside, CA

Mechanical Helper information

See Riverside, CA salary details

$11

$18

$24

How much do mechanical helper jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for mechanical helper in Riverside, CA is $18.99, according to ZipRecruiter salary data. Most workers in this role earn between $15.05 and $19.04 per hour, depending on experience, location, and employer.

What is a mechanical helper?

Mechanical helpers are entry-level workers who assist skilled tradespeople, such as mechanics or engineers, with repairing, maintaining, and assembling machinery or mechanical systems. Their duties often include fetching tools, cleaning work areas, holding parts in place, and performing basic maintenance tasks under supervision. Mechanical helpers play a vital role in ensuring that work environments are safe, organized, and efficient, while gaining valuable hands-on experience that can lead to more advanced positions in the mechanical field.

How much do mechanical helpers make in the US?

Mechanical helpers in the US typically earn an average hourly wage of around $15 to $20, with annual salaries ranging from approximately $30,000 to $40,000. Wages can vary based on experience, location, and the complexity of tasks performed in the construction or manufacturing environments.

What does a mechanical helper do?

Mechanical Helpers usually assist skilled mechanics by preparing tools, organizing workspaces, and handling routine maintenance tasks such as cleaning equipment and replacing parts. They often help transport materials, hold or adjust machinery during repairs, and follow safety protocols closely. By efficiently managing these support tasks, Mechanical Helpers enable mechanics and engineers to focus on more complex work, ensuring the team's productivity and smooth workflow. Collaboration and clear communication are key, as helpers frequently respond to direction from multiple team members throughout the day.

What is the difference between Mechanical Helper vs Mechanical Assembler?

AspectMechanical HelperMechanical Assembler
Required CredentialsHigh school diploma or equivalent; basic technical knowledgeHigh school diploma; some technical training or experience preferred
Work EnvironmentConstruction sites, manufacturing plants, repair shopsManufacturing facilities, assembly lines, production plants
Employer & Industry UsageConstruction, maintenance, manufacturingManufacturing, assembly, production industries
Common Search & ComparisonOften compared for entry-level manufacturing rolesMore specialized in assembling mechanical parts

The main difference between a Mechanical Helper and a Mechanical Assembler is that the Helper provides general assistance, such as moving materials and supporting tasks, while the Assembler focuses on putting together mechanical components. Both roles require basic technical knowledge and are found in manufacturing environments, but the Helper typically performs more supportive duties, whereas the Assembler is more involved in the assembly process.

What are the key skills and qualifications needed to thrive as a mechanical helper?

To thrive as a Mechanical Helper, you need a solid understanding of basic mechanical principles, hand and power tool operation, and often a high school diploma or equivalent. Familiarity with tools like wrenches, pneumatic devices, and sometimes entry-level certifications in safety (such as OSHA) are typically required. Strong attention to detail, reliability, and the ability to follow instructions make someone stand out in this position. These skills ensure safe, efficient support for mechanics and contribute to the smooth operation of maintenance or repair tasks.

What is a mechanical helper work?

A mechanical helper assists skilled workers such as mechanics, machinists, or technicians by performing tasks like cleaning, holding parts, and preparing tools. They often work in industrial or construction environments and may need basic knowledge of tools and safety procedures. The role supports the maintenance, repair, or assembly of machinery and equipment.

How to become a mechanical helper?

To become a mechanical helper, typically one needs a high school diploma or equivalent and basic mechanical skills. On-the-job training is common, and familiarity with tools and safety procedures is important; some positions may require certifications in safety or equipment operation.

What are the most commonly searched types of Mechanical jobs in Riverside, CA?

The most popular types of Mechanical jobs in Riverside, CA are:

What are popular job titles related to Mechanical Helper jobs in Riverside, CA?

For Mechanical Helper jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Mechanical Helper jobs in Riverside, CA look for?

The top searched job categories for Mechanical Helper jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Mechanical Helper jobs?

Cities near Riverside, CA with the most Mechanical Helper job openings:

Mechanical Helper jobs near you
Infographic showing various Mechanical Helper job openings in Riverside, CA as of August 2026, with employment types broken down into 87% Full Time, 9% Part Time, 3% Contract, and 1% Nights. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $39,494 per year, or $19 per hour.

Mechanical Engineer

HDR

Irvine, CA • On-site

Full-time

Re-posted 23 days ago

HDR rating

9.2

Company rating: 9.2 out of 10

Based on 58 frontline employees who took The Breakroom Quiz

33rd of 447 rated engineering

Job description

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world?
Watch Our Story:' https://www.hdrinc.com/our-story' 
Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world. 
We believe building engineering is more than systems and structures, it's about powering progress and enabling innovation. As part of HDR's Building Engineering Services Group, you'll help design the critical infrastructure that supports the digital age and shapes the spaces where people work, connect, and thrive. From high-performance data centers driving the future of AI to dynamic commercial environments, your work will directly support technological advancement, sustainability, and human experience. We bring together mechanical, electrical, structural, and civil engineering experts to solve complex design challenges with precision, creativity, and collaboration. Whether you're optimizing energy efficiency, integrating resilient systems, or engineering the backbone of next-generation facilities, your contributions will help define the future of the built environment. This isn't just a job, it's a chance to lead innovation, engineer impact, and build a legacy of excellence.

In the role of Mechanical Engineer, we'll count on you to: 
 
  • Coordinate the work of the mechanical design team through the schematic design development and contract document phase of a project
  • Establish meetings and participate in reviews with various governing agencies for code compliance
  • Coordinate workload to complete the document on schedule
  • Conduct work sessions at the project site in conjunction with the Project Manager and other disciplines
  • Review mechanical documents for areas of conflict with all disciplines
  • Write and edit mechanical specifications, selects equipment, mechanical systems and devices
  • Coordinate with and assist affected disciplines with addenda, RFIs, CPRs and change orders, and take responsibility to incorporate agreed-upon changes into the project documents
  • Provide construction contract administration as needed
  • Conduct QA/QC on the work of other Mechanical Project Engineers, Mechanical Project Coordinators or Mechanical CAD Technicians as needed
  • Perform other duties as needed


 

Preferred Qualifications 
 
  • Master's degree in Architectural Engineering with Mechanical emphasis
  • Healthcare, Science and Technology and/or Civic facilities experience
  • Experience and/or interest in sustainable design/LEED desired but not required
  • A minimum of 6 years experience in mechanical and plumbing system design of commercial or institutional buildings
Required Qualifications
  • Bachelor's degree in Mechanical Engineering
  • Previous experience in mechanical system design of commercial or institutional buildings
  • Requires professional engineering license recognized by the licensing board for the location of the position offered. Example: Professional Engineer (PE or P.Eng) license.
  • Experience in commercial or institutional facilities
  • Computer experience using MS Office, Trane TRACE or similar software, manufacturer selection software
  • Previous experience with an architectural/engineering or engineering consulting firm
  • An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.
Our Commitment
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.
Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

What HDR employees say

Pay

Benefits

Hours and flexibility

Workplace

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About HDR

Sourced by ZipRecruiter

At HDR, we specialize in engineering, architecture, environmental and construction services. While we are most well-known for adding beauty and structure to communities through high-performance buildings and smart infrastructure, we provide much more than that. We create an unshakable foundation for progress because our multidisciplinary teams also include scientists, economists, builders, analysts and artists.

Industry

Specialized design services

Company size

5,001 - 10,000 Employees

Headquarters location

Omaha, NE, US

Year founded

1917

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