245 Results for

Mechanical Engineering Jobs in Riverside, CA

Jobs

New!

Brea, CA1 day ago

$29–$36 Per Hour

Gather, maintain, format, compile, and manipulate technical data, including laboratory or material test results and engineering design changes. The Mechanical Engineering Technician contributes to completing routine technical tasks and develops solutions to technical problems within a defined scope.

New!

Tustin, CA5 days ago

Temporary

In this role, you will assemble, build, and test a variety of electronic equipment using hand tools, fixtures, work instructions, and engineering drawings. Assemble electro- mechanical components using hand tools, fixtures, and detailed work instructions.

New!

Irvine, CA5 days ago

$25–$31 Per Hour
Full-time

You'll have the chance to put your skills to the test, assembling a variety of testers, rack assemblies, cables and harnesses along with various other mechanical assemblies and installing and soldering components onto PCB. Utilizing tools such as torque wrenches, solder irons, continuity testers, calipers, pin extraction tools, Wire crimpers, riveting tools… .

New!

Brea, CA6 days ago

$100,000–$110,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. With advanced capabilities across silicone sealants and insulation components, our client operates from a modern California facility and serves a broad and critical customer base, while fostering innovation, craftsmanship, and continuous growth.

New!

Lake Forest, CA2 days ago

An exciting opportunity is available for an Electronics Manufacturing Engineer in Lake Forest, CA with a long-standing, family-owned electronics manufacturing company known for its strong employee retention, positive culture, and high-quality work supporting aerospace and defense customers. This hands-on role is ideal for an engineer who enjoys working directly on the production floor, solving real manufacturing challenges, and contributing to advanced electronics manufacturing in an AS9100, ISO 9000, ISO 13485, and ITAR-regulated environment.

New!

Irvine, CA5 days ago

Full-time

Desired Skills: Individual must be highly motivated self-starter, be able to recommend corrective actions, possesses good writing and interpersonal skills and the ability to coordinate several projects (multi-tasking) and complex engineering activities and be able to balance priorities while maintaining project schedules. You'll have the chance to put your skills to the test, qualifying military products and ensuring electronic and electro-mechanical assemblies and products are properly designed to enable operation in harsh environments such as airborne, vehicle, and flight line.

New!

Riverside, CA3 days ago

Seeking a highly capable contract Manufacturing Engineer to support the a nacelle development program from Preliminary Design Review (PDR) through delivery of integrated engine/nacelle hardware planned for mid 2027. This role plays a critical part in maturing designs for production readiness, establishing manufacturing baselines, and ensuring seamless transition from development to first article build and integration.

New!

Brea, CA1 day ago

$27.99–$28 Per Hour

Requirements: Minimum Requirement: Minimum education requirement is high school diploma, experience in a lab environment (corporate or school) or technician experience in a regulated environment for a minimum of 4-6 years, experience following written procedures and working collaboratively with a team. Preferred requirement: Bachelor of Science in a technical area and at least 1-2 year of experience in a laboratory/R&D setting following written procedures and working collaboratively with a team.

New!

Pomona, CA3 days ago

$101,400–$108,000

Ability to assess building envelope (roof, structure, etc.) Familiar with NFPA (fire codes), building codes, NEC (electrical codes), PMs and PM management systems Experience with training teams, capital project forecasting and annual budgets. AmeriCorps, the federal agency that brings people together through service, and its partners — the Peace Corps, AmeriCorps Alums, National Peace Corps Association, and the Service Year Alliance — launched Employers of National Service to connect national service alumni with opportunities in the workforce.

Irvine, California30+ days ago

$137,800–$172,300 Per Year

Brea, CA30+ days ago

Contractor

Requirements: Minimum Requirement: Minimum education requirement is high school diploma, experience in a lab environment (corporate or school) or technician experience in a regulated environment for a minimum of 8 years, experience following written procedures and working collaboratively with a team. and its 75,000 employees have a passion and commitment to help improve patient outcomes, improve the safety and efficiency of clinicians care delivery process, enable laboratory scientists to better diagnose disease and advance researchers capabilities to develop the next generation of diagnostics and therapeutics.

Brea, CA30+ days ago

Contractor

Requirements: Minimum Requirement: Minimum education requirement is high school diploma, experience in a lab environment (corporate or school) or technician experience in a regulated environment for a minimum of 6 years, experience following written procedures and working collaboratively with a team. and its 75,000 employees have a passion and commitment to help improve patient outcomes, improve the safety and efficiency of clinicians care delivery process, enable laboratory scientists to better diagnose disease and advance researchers capabilities to develop the next generation of diagnostics and therapeutics.

Brea, CA30+ days ago

Contractor

Requirements: Minimum Requirement: Minimum education requirement is high school diploma, experience in a lab environment (corporate or school) or technician experience in a regulated environment for a minimum of 4-6 years, experience following written procedures and working collaboratively with a team. and its 75,000 employees have a passion and commitment to help improve patient outcomes, improve the safety and efficiency of clinicians care delivery process, enable laboratory scientists to better diagnose disease and advance researchers capabilities to develop the next generation of diagnostics and therapeutics.

Orange, CA30+ days ago

$30–$33 Per Hour

Share this job with a friend (https://careers-kimley-horn.icims.com/jobs/20216/mechanical-engineering-intern/job?mode=apply&apply=yes&in_iframe=1&hashed=-1834442239). We take pride in how our employee retention, robust benefits package, and company values have led to Kimley-Horn’s placement on the Fortune “100 Best Companies to Work” list for 18 years!

Brea, CA27 days ago

Requirements: Minimum Requirement: Minimum education requirement is high school diploma, experience in a lab environment (corporate or school) or technician experience in a regulated environment for a minimum of 4-6 years, experience following written procedures and working collaboratively with a team. Client and its 75, 000 employees have a passion and commitment to help improve patient outcomes, improve the safety and efficiency of clinicians’care delivery process, enable laboratory scientists to better diagnose disease and advance researchers’capabilities to develop the next generation of diagnostics and therapeutics.

Brea, CA30+ days ago

Requirements: Minimum Requirement: Minimum education requirement is high school diploma, experience in a lab environment (corporate or school) or technician experience in a regulated environment for a minimum of 4- 6 years, experience following written procedures and working collaboratively with a team. Client and its 75,000 employees have a passion and commitment to help improve patient outcomes, improve the safety and efficiency of clinicians' care delivery process, enable laboratory scientists to better diagnose disease and advance researchers' capabilities to develop the next generation of diagnostics and therapeutics.

Brea, CA30+ days ago

Requirements: Minimum Requirement: Minimum education requirement is high school diploma, experience in a lab environment (corporate or school) or technician experience in a regulated environment for a minimum of 6 years, experience following written procedures and working collaboratively with a team. Client and its 75,000 employees have a passion and commitment to help improve patient outcomes, improve the safety and efficiency of clinicians' care delivery process, enable laboratory scientists to better diagnose disease and advance researchers' capabilities to develop the next generation of diagnostics and therapeutics.

Brea, CA30+ days ago

Requirements: Minimum Requirement: Minimum education requirement is high school diploma, experience in a lab environment (corporate or school) or technician experience in a regulated environment for a minimum of 8 years, experience following written procedures and working collaboratively with a team. Client and its 75,000 employees have a passion and commitment to help improve patient outcomes, improve the safety and efficiency of clinicians' care delivery process, enable laboratory scientists to better diagnose disease and advance researchers' capabilities to develop the next generation of diagnostics and therapeutics.

Aliso Viejo, CA30+ days ago

Open to entry level candidates with strong SolidWorks/CAD experience or 2 to 5 years in OEM product development and NPD environments. Experience creating BOMs, product configurations, assemblies, and production ready designs.

Rancho Cucamonga, California30+ days ago

$28–$40

About TDI Refrigeration: Founded in 1999, TDI Refrigeration designs, builds, and services industrial refrigeration and commercial air conditioning systems across Southern California, Central California, Phoenix, Denver, and the Dallas/Fort Worth area. We build, design, and service industrial refrigeration and commercial air conditioning systems in Southern California, Central California, Phoenix, Denver, and Dallas/Fort Worth area.

Irvine, CA30+ days ago

$150,000–$180,000

Netlist is looking for an exceptional Thermal/Mechanical Engineer to develop thermal solutions for memory and storage products for sale to top tier OEMs/ODMs and Hyperscalar customers. BSEE or MSEE (preferred) in Mechanical Engineering, Thermal Engineering, or related field of study with 8+ years of directly related industry experience in IC Packaging Design.

Irvine, CA22 days ago

$120,000–$145,000 Per Year

This role owns mechanical development from concept through production and works across electrical, product, and manufacturing teams to deliver scalable, production-ready hardware. ResponsibilitiesDesign mechanical components and assemblies in CAD, including system packaging for PCBs, batteries, sensors, switches, fuses, lighting, and associated wiring.

Irvine, CA30+ days ago

Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time; This description reflects managements assignment of essential functions, it does not proscribe or restrict the tasks that may be assigned. Saratech is seeking an experienced Senior Mechanical Engineer to support the design, analysis, development, testing, and troubleshooting of military refrigeration and thermal management systems.

Irvine, CA30+ days ago

Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time; This description reflects managements assignment of essential functions, it does not proscribe or restrict the tasks that may be assigned. Saratech will not pay a placement fee or any other fees to any third-party agency, firm, or recruiter who is not specifically retained with a signed fee agreement by Saratech Human Resources to conduct a candidate search.

Irvine, CA30+ days ago

Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time; This description reflects managements assignment of essential functions, it does not proscribe or restrict the tasks that may be assigned. Saratech will not pay a placement fee or any other fees to any third-party agency, firm, or recruiter who is not specifically retained with a signed fee agreement by Saratech Human Resources to conduct a candidate search.

Irvine, California30+ days ago

$107,800–$134,800 Per Year

Irvine, CALIFORNIA30+ days ago

As a competent registered professional engineer, the candidate performs work involving the application of all conventional aspects of HVAC, medical gas, plumbing design engineering, and supervision of multi-discipline teams of engineers and designers. The candidate is primarily responsible for budgeting, scheduling, planning, design, and specification writing on a given project, with the authority to direct, control, and monitor all activities on multiple projects simultaneously.

Irvine, California30+ days ago

$137,000–$172,000 Per Year

Irvine, California30+ days ago

$107,800–$134,800 Per Year

Tustin, California25 days ago

CECO Environmental is a leading environmentally focused, diversified industrial company whose solutions protect people, the environment, and industrial equipment across the globe, serving a broad landscape of industrial air, industrial water and energy transition markets. . The High-Spec Water Mechanical Engineer is responsible for the design, specification, technical assurance, and delivery of complex water and wastewater mechanical systems across high value, high risk, or regulated projects.

Tustin, California25 days ago

$100,000–$110,000 Per Year

Lake Forest, CA30+ days ago

$120,000–$140,000

For over 25 years, we've been at the forefront of clean energy innovation, designing, developing, and delivering industry-leading storage systems and transport trailers for compressed natural gas (CNG), renewable natural gas (RNG), and hydrogen. The ideal candidate will have a strong background in mechanical engineering, experience with alternative fuel systems or related industries, and a passion for creating cutting-edge solutions that advance safety and performance in the alternative fuel sector and gas transportation.

Lake Forest, CA30+ days ago

$120,000–$140,000

Orange, CA30+ days ago

$135,000–$190,000 Per Year

Qualifications** **Minimum Requirements** + Bachelor’s degree in Mechanical Engineering from an ABET accredited Mechanical Engineering Program + 8+ years of experience in mechanical design of HVAC and Plumbing systems or demonstrated equivalency of experience and/or education + Professional Engineer (PE) + This position requires U.S. citizenship due to federal contract/security requirements **Preferred Requirements** + 10+ years of experience in mechanical design of HVAC and Plumbing systems + Experience using AutoCAD and Revit + Ability to interact with others on a multi-discipline team + Ability to work on multiple projects at once + Excellent communications skills with the ability to present designs to clients + Good time management skills, a strong work ethic and attention to detail + Proficient in Building Load Calculation and Energy Modeling + Proficient in the design of plumbing systems including sanitary, storm, and water distribution systems + Energy Modeling experience a plus + Cost estimating experience a plus + Experience with Design-Build and other Alternate Delivery practices a plus + Experience with Instrumentation and Controls design a plus + Excellent Communications Skills with the ability to present designs to clients + Additional Industry Certifications such as LEED AP, CxA or CEM + Federal experience; NAVFAC, USACE, VAMC, DOD or USAF experience preferred + Experience in the following markets: + Healthcare + Data Centers / Mission Critical + Higher Education + Corporate Commercial / Mixed Use + Science & Technology (Labs) **Additional Information** + Sponsorship is not available for this position + U.S Citizenship required due to the nature of the work Offered rate of compensation will be based on individual education, qualifications, experience, and work location. The Senior Mechanical Engineer will be responsible for the following but not limited to; + Design of heating, ventilation and air conditioning systems as well as plumbing systems for large projects federal government, commercial, and institutional facilities + Perform Construction Administration services, including review of shop drawings, RFI’s and review of contractor proposed change orders + Evaluate feasibility of alternative design approaches in conjunction with senior team members + Perform site/field visits to ascertain existing conditions including equipment condition evaluations + Organize/plan projects to ensure quality controls and project criteria are met and within budget + Assist in preparing proposals and presenting to Clients + Assist with mentoring of junior staff within the Mechanical Department + Review and edit specifications + Interact and work with a diverse set of clients and subcontractors + Serves as lead engineer on mid - to large size projects.

Irvine, CA30+ days ago

$45–$50 Per Hour

The Mechanical Engineer will carry out engineering assignments concerned with the planning, design and testing of mechanical equipment, systems, and processes. Works under supervision, performs assignments of medium complexity and may assist senior engineers with more complex assignments.

Irvine, CA30+ days ago

$95,000–$120,000 Per Year

Terran Orbital provides end-to-end satellite solutions by combining satellite design, production, launch planning, mission operations, and on-orbit support to meet the needs of the most demanding military, civil, and commercial customers. And, in the event that a resume or candidate is submitted by a recruiter, an employment agency, or a staffing firm without a fully executed MSA, Terran Orbital has the unrestricted right to pursue and hire any of those candidate(s) without any legal or financial responsibility to the recruiter, agency, and/or firm.

Irvine, CA30+ days ago

Irvine, CA12 days ago

$40.01–$64.90 Per Hour

Scheduled performance reviews * Referral program JOB SUMMARY The Mechanical Engineer will carry out engineering assignments concerned with the planning, design and testing of mechanical equipment, systems, and processes. * Works under supervision, performs assignments of medium complexity and may assist senior engineers with more complex assignments.

Tustin, CA18 days ago

This role will focus on the design, review, and delivery of mechanical systems including pumps, piping, valves, filtration systems, and treatment equipment. We are seeking a Mechanical Engineer with experience in water and wastewater systems to support complex infrastructure and utility projects.

Irvine, California30+ days ago

$135,000–$150,000 Per Year

For over five decades, we've connected the lessons of past failures with tomorrow's solutions to advise clients as they innovate technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability. Work Environment: At Exponent, we have found that in-person interactions deepen employee engagement and are crucial for development, for realizing the full potential of our talented and diverse teams, and for building a more inclusive workplace where all have a sense of belonging.

Irvine, California30+ days ago

$107,800–$142,900 Per Year

New!

Irvine, California3 days ago

$110,000–$123,750 Per Year

Supply Chain & Manufacturing Support: Collaborate closely with suppliers and internal manufacturing teams to support part bring-up, first article builds, and early production runs. Manufacturing Knowledge: Familiarity with multiple manufacturing processes, including sheet metal fabrication, die casting, high-precision machining, and injection molding.

Irvine, California30+ days ago

$107,800–$142,900 Per Year

Irvine, California30+ days ago

$107,800–$134,800 Per Year

Mission Viejo, CA30+ days ago

$55–$75 Per Hour

Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time; This description reflects managements assignment of essential functions, it does not proscribe or restrict the tasks that may be assigned. Saratech will not pay a placement fee or any other fees to any third-party agency, firm or recruiter who is not specifically retained with a signed fee agreement by Saratech Human Resources to conduct a candidate search.

New!

Redlands, CA2 days ago

We are passionate about producing world-class marketing, high-quality, innovative products, delivering exceptional customer experiences, operating cutting-edge processes, and fostering an amazing company culture and thriving work environment. This role supports continuous production by performing routine maintenance, troubleshooting system issues, and collaborating with senior technicians and engineers to enhance equipment reliability.

Yorba Linda, California30+ days ago

Key responsibilities in treatment include inspecting, maintaining, and improving the reliability of treatment equipment such as chemical feed systems, ozone generators, flash mixers, flocculators, filter beds, geared drive equipment, sedimentation basins, tanks, valves, pumps, compressors, piping systems, slide gates, chemical transporting and transfer systems, reclamation systems, and sludge removal systems. You will also perform maintenance welding, fabrication, and machining; operate heavy equipment such as dump trucks, loaders, backhoes, overhead hoists and mobile cranes; perform safe rigging procedures; and adhere to proper use of Personal Protective Equipment and respiratory protection.

New!

Corona, CAToday

Responsibilities include supporting product development, testing activities, tolerance analyses, evaluating material BOMs for compliance, technical report writing, sustaining legacy products, working on special projects, and creating design models. They should be pursuing a BEng or MEng in Mechanical, Materials Science, or Electrical Engineering, with familiarity in 3D design tools (SolidWorks, Autodesk Inventor), LabVIEW, and Microsoft Office; experience with simulation software is a plus.

Perris, CA30+ days ago

Industry Experience: Minimum 5 years in food or bakery equipment manufacturing. Other Requirements: Ability to work independently and collaboratively with cross-functional teams.

Irvine, California30+ days ago

$154,000–$237,000 Per Year

Process Architecture, Process Design, Engineering, Construction, Commissioning, Qualification, LEAN Project Delivery, Strategic Master Planning, Energy Conservation Management, Project Controls, Program/Project Management, Operations/Logistics Strategy and Planning, EPCMV, and Staffing Services. Job Description: At IPS, we are global leaders in developing innovative solutions for the consulting, architecture, engineering, project controls, procurement, construction management, and CQV of technically complex facilities, primarily in the life sciences industry.

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Mechanical Engineering Jobs in Riverside, CA

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Electro Mechanical Assembler Kinetic Personnel Group

Electro-Mechanical Assembler Company Confidential

Manufacturing Engineer Jobot

Electronics Manufacturing Engineer Davron LLC

Reliability Engineer – MB2023 Company Confidential

Manufacturing Engineer Butler Aerospace and Defense

Product Development Tech A-Line Staffing Solutions LLC

Building Engineer American National Red Cross

Staff Mechanical Engineer - Seat Complete Rivian

Tech 3, Mechanical Engineering Apidel Technologies

Tech 1, Mechanical Engineering Apidel Technologies

Tech 2, Mechanical Engineering Apidel Technologies

Mechanical Engineering Intern Kimley-Horn

Mechanical Engineering Tech 2 Lancesoft

Tech 2, Mechanical Engineering TechDigital Corporation

Tech 1, Mechanical Engineering TechDigital Corporation

Tech 3, Mechanical Engineering TechDigital Corporation

Mechanical Engineer SoloPoint Solutions, Inc.

Mechanical Engineer Refrigeration/CAD TDI REFRIGERATION

Thermal / Mechanical Engineer Netlist

Mechanical Engineer, Battery Energy Storage Systems Motive Companies

Mechanical Engineer 3 Saratech

Mechanical Engineer 2 Saratech

Mechanical Engineer 1 Saratech

Sr. Mechanical Engineer, Chassis Systems Rivian

Sr. Mechanical Engineer - Healthcare K2 Staffing

Staff Mechanical Design Engineer, Cleaning Rivian

Sr. Chassis Steering - Mechanical Engineer Rivian

Mechanical Engineer, High-Spec Water CECO Environmental

Mechanical Engineer, High-Spec Water Compass Water

Senior Mechanical Engineer - Fuel Systems Quantum Fuel Systems LLC

Senior Mechanical Engineer, Component Development Quantum Fuel Systems LLC

Senior Mechanical Engineer AECOM

Mechanical Engineer II (Engineer II) NR Consulting LLC

Mechanical Engineer Terran Orbital Corporation

Mechanical Engineer, Battery Energy Storage Systems Motive Workforce Solutions

Mechanical Engineer II Belcan

Mechanical Engineer (Water/Wastewater) Automationtechies

Mechanical Engineer, Thermal Sciences (Ph.D.) Exponent Inc.

Sr. Mechanical Engineer, Instrument Panel Rivian

Mechanical Engineer LMK Recruiting Solutions

Sr. Mechanical Engineer Interior Door Trim and Center Console Rivian

Sr. Exterior Trim Mechanical Design & Release Engineer Rivian

Senior Mechanical Design Engineer Saratech

Automation Mechanical Technician Jeeter

Operations & Maintenance Technician IV - Mechanical (Water Treatment) The Metropolitan Water District of Southern California

Mechanical Engineer Intern Circor International

Mechanical Engineer Fairway Staffing Solutions

Lead Mechanical Engineer IPS-Integrated Project Services

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