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Mechanical Engineer Jobs in Riverside, CA (NOW HIRING)

Mechanical Engineer

Irvine, CA · Hybrid

$80K - $110K/yr

Mechanical Engineer Summary The Mechanical Engineer serves to focus on the design of mechanical systems for new facilities, additions, and renovation projects. This will require providing technical ...

Mechanical Engineer

Irvine, CA · On-site

$80K - $110K/yr

Mechanical Engineer Summary The Mechanical Engineer serves to focus on the design of mechanical systems for new facilities, additions, and renovation projects. This will require providing technical ...

Sr. Mechanical Engineer

Irvine, CA · On-site

$112K - $148K/yr

Reporting to the Mechanical Engineering Manager, the Sr. Mechanical Engineer will will lead or contribute to all aspects of spacecraft mechanical design, including spacecraft layout, structural and ...

Senior Mechanical Engineer

Irvine, CA

$112K - $148K/yr

Description The Senior Mechanical Engineer will play a key role in designing, developing, and testing mechanical systems and components. This role involves working closely with cross-functional teams ...

Mechanical Engineer, UAS

Irvine, CA · On-site

$105K - $150K/yr

Mechanical Engineer, UAS Location: Irvine, CA Work Arrangement: 100% On-site Position Summary We are seeking a Mechanical Engineer, UAS to design and develop airframe structures and mechanical ...

Mechanical Engineer

Ontario, CA · On-site

$100K - $125K/yr

Bachelor's degree in Mechanical Engineering or a related technical discipline. * A strong foundation in Mechanical Engineering principles and Machine Design. * Direct experience utilizing Computer ...

Sr. Mechanical Engineer

Irvine, CA · On-site

$112K - $148K/yr

Reporting to the Mechanical Engineering Manager, the Sr. Mechanical Engineer will will lead or contribute to all aspects of spacecraft mechanical design, including spacecraft layout, structural and ...

Mechanical Engineer

Ontario, CA · On-site

$100K - $125K/yr

Bachelor's degree in Mechanical Engineering or a related technical discipline. * A strong foundation in Mechanical Engineering principles and Machine Design. * Direct experience utilizing Computer ...

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 with qualified applicants. Benefits You'll Love NextDeavor offers health, vision and dental benefits ...

Mechanical Engineer, Sr.

Santa Ana, CA

$108K - $143K/yr

About the role Job Summary The (Mechanical) Engineering Expert is responsible for leading the design, development, and optimization of mechanical systems and components. This role provides expert ...

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 ...

Mechanical Engineer, Sr.

Santa Ana, CA · On-site

$108K - $143K/yr

About the role Job Summary The (Mechanical) Engineering Expert is responsible for leading the design, development, and optimization of mechanical systems and components. This role provides expert ...

Mechanical Engineer II Full-time Irvine, CA Exclusive confidential search -- details shared with qualified applicants. Benefits You'll Love NextDeavor offers health, vision and dental benefits for ...

Thermal / Mechanical Engineer

Irvine, CA · On-site

$150K - $180K/yr

Thermal/Mechanical Engineer Reports To: Vice President, Systems Engineering Company Overview: Netlist Inc. (NASDAQ: NLST) is a leading provider of high-performance modular memory subsystems and next ...

Johnson & Johnson is rapidly expanding and is immediately hiring a qualified R&D Mechanical Engineer to support production demand and new product development. Position Summary: The Research ...

Thermal/Mechanical Engineer Reports To: Vice President, Systems Engineering Company Overview: Netlist Inc. (NASDAQ: NLST) is a leading provider of high-performance modular memory subsystems and next ...

Showing results 21-40

Mechanical Engineer information

See Riverside, CA salary details

$47.5K

$107.3K

$173.7K

How much do mechanical engineer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for mechanical engineer in Riverside, CA is $107,329.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,000.00 and $132,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a mechanical engineer, and why are they important?

To thrive as a Mechanical Engineer, you need a solid background in mechanical design, mathematics, and physics, typically supported by a bachelor's degree in mechanical engineering or a related field. Proficiency in CAD software (such as SolidWorks or AutoCAD), finite element analysis tools, and familiarity with industry standards or relevant certifications (like a Professional Engineer license) are common requirements. Strong problem-solving abilities, teamwork, and effective communication skills help professionals excel in collaborative and multidisciplinary environments. These skills are crucial for ensuring safe, innovative, and efficient engineering solutions that meet project and client needs.

What are common interdisciplinary collaborations for mechanical engineers in a typical project setting?

Mechanical Engineers often work closely with professionals from other disciplines such as electrical engineers, software developers, and industrial designers, especially when developing complex products or machinery. Collaboration is essential for integrating mechanical systems with electronics and software, ensuring functionality, safety, and efficiency. These interactions usually involve regular team meetings, joint problem-solving sessions, and coordinated testing to achieve project goals. Being comfortable working in cross-functional teams can significantly enhance your success and contribute to innovative solutions.

What is the difference between Mechanical Engineer vs Mechanical Designer?

AspectMechanical EngineerMechanical Designer
Required CredentialsBachelor's degree in Mechanical Engineering, PE license (optional)Bachelor's degree in Mechanical Design, CAD certifications (often)
Work EnvironmentDesign, analysis, testing, project managementCreating detailed CAD models, drafting, and design documentation
Industry UsageEngineering firms, manufacturing, aerospace, automotiveProduct design, manufacturing, industrial equipment

Mechanical Engineers focus on designing, analyzing, and testing mechanical systems, often overseeing projects from conception to completion. Mechanical Designers primarily create detailed CAD models and drawings based on specifications. While both roles require technical skills and knowledge of mechanical systems, Mechanical Engineers typically have broader responsibilities including analysis and project management, whereas Mechanical Designers specialize in detailed design work.

What does a mechanical engineer do?

A Mechanical Engineer designs, develops, builds, and tests mechanical devices such as engines, machines, and tools. They use principles of physics and mathematics to solve engineering problems and improve existing products. Mechanical Engineers can work in a variety of industries, including automotive, aerospace, manufacturing, and energy. Their responsibilities often include creating blueprints, analyzing data, and collaborating with other engineers or professionals to ensure projects meet safety and quality standards.
What are the most commonly searched types of Mechanical Engineer jobs in Riverside, CA? The most popular types of Mechanical Engineer jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Mechanical Engineer jobs? Cities near Riverside, CA with the most Mechanical Engineer job openings:
Infographic showing various Mechanical Engineer job openings in Riverside, CA as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $107,329 per year, or $51.6 per hour.

$80K - $110K/yr

Full-time

Re-posted 6 days ago


Salas O'Brien rating

8.2

Company rating: 8.2 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

154th of 443 rated engineering


Job description

Mechanical Engineer

Summary

The Mechanical Engineer serves to focus on the design of mechanical systems for new facilities, additions, and renovation projects. This will require providing technical leadership for the creation of construction drawings and specifications, existing system studies and master planning efforts. Qualified candidates will meet with clients, project teams, code officials, contractors, and others to address mechanical issues to develop effective working relationships. The project clientele includes K-12 Education, Higher Education, Commercial, Health Care, Science and Technology, municipal and institutional facilities.

General Duties

  • Develop HVAC system designs of a given project based on scope of work and/or client RFPs
  • Provide engineering design, evaluation, and planning of mechanical systems for a variety of market types
  • Perform Load/Energy calculations with software such as Trace 700, IES and similar programs
  • Conduct existing building surveys and documentation of existing HVAC systems
  • Develop system design calculations and selection of equipment for use in buildings
  • Write/edit project specifications
  • Prepare detailed design documents, reports, and studies
  • Code compliance research
  • Coordinate work with other disciplines
  • Provide construction administration services
  • Perform QA/QC of design work
  • Oversee and provide guidance to junior engineers
  • Lead project teams and serve as the primary contact for clients
  • Assist in the procurement of new work; including the development of client relations and participation in project interview

Skills

  • Good communication skills, combined with organizational skills, the ability to plan, balance and prioritize work
  • Ability to lead a team and work as a team
  • Proficiency in Auto CAD, Revit, and MS Office
  • Ability to travel

Qualifications

  • You have a minimum of 3 years design experience
  • You have a Bachelor’s degree in Mechanical Engineering
  • a Professional Engineer (PE) license preferred, but not required
  • You have a LEED certification / experience
  • You have knowledge in the design of HVAC systems
  • You have knowledge and understanding of codes, standards, and design guidelines
  • You have an excellent work ethic and attitude

Location: Corona, CA or Irvine, CA (Hybrid)

Travel: up to 20%

The expected base salary range for this role is $80,000-$110,000 per year. Actual compensation will be determined based on a number of factors including skills, experience, qualifications, and location.

This role is also eligible for performance-based bonuses and a comprehensive U.S. based benefits package, including:

  • Medical, dental, and vision insurance
  • 401(k) with company match
  • 5 weeks of paid time off and company holidays
  • Wellness programs and employee assistance resources
  • Professional development support

For more information, visit our full benefits overview here - www.salasobrien.com/benefits

About Us

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.

Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

Third-Party Agency Notice

Salas O’Brien does not accept unsolicited resumes from external recruiters or agencies. We only work with approved partners engaged directly by our Talent Acquisition team for specific searches. Unsolicited submissions will not be eligible for placement fees.

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