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Mechanical Engineers Jobs in Riverside, CA (NOW HIRING)

Purple Hires Inc

Mechanical Engineer

Irvine, CA · On-site

Mechanical Engineer Location: Irvine CA (Onsite) Duration: C2C Seeking a Mechanical Engineer with 2-5 years of experience in turbo machinery (compressors, turbines, ECS subsystems) . Key ...

Turion Space

Senior Mechanical Engineer

Irvine, CA

$112K - $148K/yr

Provide guidance and mentorship to junior engineers, sharing expertise and promoting best practices in mechanical engineering. Qualifications Minimum Qualifications: * Education: Bachelor's degree in ...

Terran Orbital Corporation

Sr. Mechanical Engineer

Irvine, CA · On-site

$112K - $148K/yr

Collaborate with design engineers, manufacturing engineers, automation engineers and production ... S. in Mechanical Engineering, Aerospace Engineering, or equivalent discipline. * 5+ years of ...

DZYNE Technologies

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 ...

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 ... Your work advances medium-complexity projects, supports senior engineers, and delivers technical ...

Sulzer AG

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 ...

Salas O'Brien, Inc.

Mechanical Engineer

Tustin, CA · On-site +1

$70K - $110K/yr

Mechanical Engineer (Early Career) At Salas O'Brien we tell our clients that we're engineered for ... Collaborate with senior engineers and project managers to deliver projects on schedule and within ...

Sulzer AG

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 ...

Salas O'Brien

Mechanical Engineer

Tustin, CA · On-site

$70K - $110K/yr

Mechanical Engineer (Early Career) At Salas O'Brien we tell our clients that we're engineered for ... Collaborate with senior engineers and project managers to deliver projects on schedule and within ...

HDR

Mechanical Engineer

Irvine, CA

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

HDR, Inc.

Mechanical Engineer

Irvine, CA · On-site

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

HDR

Mechanical Engineer

Irvine, CA · On-site

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

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Showing results 41-60

All JobsMechanical Engineers JobsMechanical Engineers Jobs in Riverside, CA

Mechanical Engineers information

See Riverside, CA salary details

$47.5K

$107.3K

$173.7K

How much do mechanical engineers jobs pay per year?

As of Aug 16, 2026, the average yearly pay for mechanical engineers 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 some common challenges mechanical engineers face when working on multidisciplinary project teams?

Mechanical engineers often collaborate with professionals from electrical, software, and civil engineering backgrounds on complex projects. A common challenge is ensuring clear communication and understanding of technical requirements across disciplines, which can prevent design conflicts and integration issues. Adapting to diverse project management styles and aligning timelines can also be demanding. However, these multidisciplinary teams offer valuable learning opportunities and help mechanical engineers develop strong problem-solving and collaboration skills essential for career advancement.

What is the difference between Mechanical Engineers vs Electrical Engineers?

AspectMechanical EngineersElectrical Engineers
Required CredentialsBachelor's in Mechanical Engineering, PE license (optional)Bachelor's in Electrical Engineering, PE license (optional)
Work EnvironmentManufacturing, automotive, aerospace, HVACPower systems, electronics, telecommunications, automation
Industry UsageDesigning mechanical systems, thermal systems, roboticsDesigning electrical circuits, power distribution, control systems

Mechanical Engineers and Electrical Engineers often work in overlapping industries like manufacturing and automation. While Mechanical Engineers focus on mechanical systems and thermal processes, Electrical Engineers specialize in electrical systems and circuitry. Both roles require similar educational backgrounds and certifications, but their work environments and technical focus differ significantly.

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 mathematics, physics, and engineering principles, typically supported by a bachelor’s degree in mechanical engineering or a related field. Familiarity with CAD software (such as SolidWorks or AutoCAD), finite element analysis tools, and relevant industry certifications like Professional Engineer (PE) licensure is often required. Strong problem-solving skills, teamwork, and effective communication help mechanical engineers excel in multi-disciplinary project environments. These competencies ensure that engineers can design, analyze, and implement effective solutions to complex mechanical challenges safely and efficiently.

What is a mechanical engineer?

Mechanical Engineers are professionals who design, develop, build, and test mechanical and thermal devices, including tools, engines, and machines. They work in a variety of industries such as automotive, aerospace, manufacturing, and energy. Their responsibilities often include problem-solving, conducting research, and improving existing technologies to optimize performance and efficiency. Mechanical engineers use principles of physics, mathematics, and material science to ensure systems and products function safely and effectively.

What type of work do mechanical engineers do?

Mechanical engineers design, develop, and test mechanical devices and systems such as engines, machines, and tools. They often work in manufacturing, automotive, aerospace, or energy industries, using skills in CAD software, physics, and materials science to solve engineering problems. Their work may involve analyzing prototypes, improving product performance, and ensuring safety standards.

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

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

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

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

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

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

Mechanical Engineers jobs near you
Infographic showing various Mechanical Engineers 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 $107,329 per year, or $51.6 per hour.

Sr. Mechanical Engineer

Terran Orbital Corporation

Irvine, CA

$112K - $148K/yr

Full-time

Posted 27 days ago

Job description

Terran Orbital is seeking an experienced Sr. Mechanical Engineer  to join our dynamic team. 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 thermal sub-system design, mechanism design, payload and launch vehicle integration, through all stages of product lifecycle. The Sr. Mechanical Engineer will turn designs into reality via prototyping, development testing, and low-rate initial production.

Key Duties and Responsibilities 

  • Conduct and lead small teams in the mechanical engineering design and development of spacecraft and spacecraft sub-systems including flight hardware, mechanisms, and ground support equipment.
  • Model spacecraft and ground support equipment mechanical parts, cable harnesses, and assemblies in accordance with industry best practices.
  • Conduct vehicle and sub-system analysis using appropriate means including hand calculations, finite element analysis, and other relevant techniques to ensure design robustness early in the product lifecycle.
  • Create and maintain comprehensive design documentation, including drawings, Bills of Material, Interface Control Drawings, Compliance Verification Matrices, and Design Notebooks.
  • Generate and present technical content in support of internal and external design reviews.
  • In coordination with the Electrical Integration and Harness Manufacturing teams, develop spacecraft electrical cabling solutions, including connector selection, bundle design, routing, retention, and integration instructions.
  • Contribute mechanical engineering expertise to refine production workflows, assembly sequences, and testing protocols, ensuring efficient integration during the initial low-volume production phase.
  • Coordinate the execution of design and analysis activities of the mechanical, electrical integration, structural and thermal analysts to meet program milestones and schedule.
  • Collaborate with design engineers, manufacturing engineers, automation engineers and production personnel on implementing design for manufacturing and assembly best practices.
  • Review and approve engineering work of peers including design analysis, drawings, models, schematics, specifications, test plans, work instructions, and operating procedures.
  • Stay updated with advancements in technologies, materials, and manufacturing processes, and apply this knowledge to enhance the design and performance of space vehicles.
  • Contribute to Process Development and Continuous Improvement.

Required Qualifications and Skills 

  • B.S. or M.S. in Mechanical Engineering, Aerospace Engineering, or equivalent discipline.
  • 5+ years of experience designing complex mechanical systems in space, aerospace, automotive, or a similar sector.
  • Robust capability with SolidWorks, Creo, or similar CAD software.
  • Proficient in the interpretation and application of Geometric Dimensioning & Tolerancing in accordance with ASME Y14.5.
  • Hands-on experience with hardware manufacture, inspection, assembly, and/or testing from a relevant industry.
  • Demonstrated ability to manage complex projects and coordinate with various engineering disciplines.
  • Experience conducting technical peer reviews and providing constructive feedback.
  • Excellent communication skills and ability to work collaboratively within a team.
  • Experience interfacing with internal and external customers. 
  • Passion for space technology and a commitment to advancing the industry through innovative engineering solutions.
  • U.S. Citizenship with ability to obtain and maintain a DoD security clearance.

Preferred Qualifications and Skills

  • M.S. in Mechanical Engineering or Aerospace Engineering.
  • Demonstrated product ownership across the product lifecycle.
  • Experience in a production environment within the space/ aerospace industry.
  • Ability to support the technical growth of the engineering team through mentoring initiatives.

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