Mechanical Engineer At Salas O'Brien we tell our clients that we're engineered for impact. This ... Perform engineering calculations, system sizing, and assist with equipment selection. * Identify ...
Mechanical Engineer At Salas O'Brien we tell our clients that we're engineered for impact. This ... Perform engineering calculations, system sizing, and assist with equipment selection. * Identify ...
Mid-Level Mechanical Engineer
Tustin, CA · On-site
Medical
Dental
Vision
Life
Retirement
PTO
Mechanical Engineer At Salas O'Brien we tell our clients that we're engineered for impact. This ... Perform engineering calculations, system sizing, and assist with equipment selection. * Identify ...
Mid-Level Mechanical Engineer
Tustin, CA · On-site
Medical
Dental
Vision
Life
Retirement
PTO
Mechanical Engineer At Salas O'Brien we tell our clients that we're engineered for impact. This ... Perform engineering calculations, system sizing, and assist with equipment selection. * Identify ...
Senior Mechanical Engineering Designer
Ontario, CA · On-site
$40 - $58/hr
Medical
Life
Retirement
PTO
Responsibilities * Assist with design tasks and reports under the direction of senior staff ... Bachelor's degree in mechanical engineering * 4+ years of experience with general building ...
Senior Mechanical Engineering Designer
Ontario, CA · On-site
$40 - $58/hr
Medical
Life
Retirement
PTO
Responsibilities * Assist with design tasks and reports under the direction of senior staff ... Bachelor's degree in mechanical engineering * 4+ years of experience with general building ...
Mechanical Engineer Refrigeration/CAD
Rancho Cucamonga, CA · On-site
$28 - $40/hr
Medical
Dental
Vision
Life
Retirement
PTO
Mechanical Engineer / CAD Designer TDI Refrigeration: TDI Refrigeration is hiring a Mechanical ... Help lay out jobs for field installation. Assist with material takeoffs and purchasing. Support ...
Quick apply
Mechanical Engineer Refrigeration/CAD
Rancho Cucamonga, CA · On-site
$28 - $40/hr
Medical
Dental
Vision
Life
Retirement
PTO
Mechanical Engineer / CAD Designer TDI Refrigeration: TDI Refrigeration is hiring a Mechanical ... Help lay out jobs for field installation. Assist with material takeoffs and purchasing. Support ...
Jr. Mechanical Engineer
$25 - $33.34/hr
Medical
Dental
Vision
Life
Retirement
PTO
Research new design processes. * Assist in fixturing design. * Direct the fabrication, assembly of ... S. in Mechanical Engineering or relevant experience (1-2 years' experience). * Intermediate in ...
Jr. Mechanical Engineer
$25 - $33.34/hr
Medical
Dental
Vision
Life
Retirement
PTO
Research new design processes. * Assist in fixturing design. * Direct the fabrication, assembly of ... S. in Mechanical Engineering or relevant experience (1-2 years' experience). * Intermediate in ...
Mechanical Engineer - Buildings
$88K - $126K/yr
Medical
Dental
Vision
Life
Retirement
PTO
... * Assist with research, concept development, and preparation of construction documents and ... Perform mechanical engineering calculations (e.g., load calculations) and support system sizing and ...
Mechanical Engineer - Buildings
$88K - $126K/yr
Medical
Dental
Vision
Life
Retirement
PTO
... * Assist with research, concept development, and preparation of construction documents and ... Perform mechanical engineering calculations (e.g., load calculations) and support system sizing and ...
Jr. Mechanical Engineer
Foothill Ranch, CA · On-site
$25 - $33.34/hr
Medical
Dental
Vision
Life
Retirement
PTO
Mechanical Engineering Manager EMPLOYEE TYPE: Full Time LOCATION: 19772 Pauling, Foothill Ranch, CA ... Research new design processes. * Assist in fixturing design. * Direct the fabrication, assembly of ...
Jr. Mechanical Engineer
Foothill Ranch, CA · On-site
$25 - $33.34/hr
Medical
Dental
Vision
Life
Retirement
PTO
Mechanical Engineering Manager EMPLOYEE TYPE: Full Time LOCATION: 19772 Pauling, Foothill Ranch, CA ... Research new design processes. * Assist in fixturing design. * Direct the fabrication, assembly of ...
Sr. Mechanical Engineer
Yorba Linda, CA · On-site
$111K - $147K/yr
... and assist the consultant every step of the way in reaching the ultimate position to fit their ... Mechanical Engineering is responsible for designing and developing components, mechanisms, systems ...
Sr. Mechanical Engineer
Yorba Linda, CA · On-site
$111K - $147K/yr
... and assist the consultant every step of the way in reaching the ultimate position to fit their ... Mechanical Engineering is responsible for designing and developing components, mechanisms, systems ...
Assistant Vice President, Mechanical Engineer - Buildings
Irvine, CA · On-site
$143.60 - $213.20/hr
Medical
Dental
Vision
Life
Retirement
PTO
This Opportunity WSP is currently initiating a search for an Assistant Vice President, Mechanical Engineer to join our Property & Buildings team in Irvine, CA . This role is ideal for a licensed ...
Assistant Vice President, Mechanical Engineer - Buildings
Irvine, CA · On-site
$143.60 - $213.20/hr
Medical
Dental
Vision
Life
Retirement
PTO
This Opportunity WSP is currently initiating a search for an Assistant Vice President, Mechanical Engineer to join our Property & Buildings team in Irvine, CA . This role is ideal for a licensed ...
Mechanical Engineer - Buildings
Riverside, CA · On-site
$88K - $126K/yr
Medical
Dental
Vision
Life
Retirement
PTO
... * Assist with research, concept development, and preparation of construction documents and ... Perform mechanical engineering calculations (e.g., load calculations) and support system sizing and ...
Mechanical Engineer - Buildings
Riverside, CA · On-site
$88K - $126K/yr
Medical
Dental
Vision
Life
Retirement
PTO
... * Assist with research, concept development, and preparation of construction documents and ... Perform mechanical engineering calculations (e.g., load calculations) and support system sizing and ...
Sr. Mechanical Engineer
$111K - $147K/yr
... and assist the consultant every step of the way in reaching the ultimate position to fit their ... Mechanical Engineering is responsible for designing and developing components, mechanisms, systems ...
Sr. Mechanical Engineer
$111K - $147K/yr
... and assist the consultant every step of the way in reaching the ultimate position to fit their ... Mechanical Engineering is responsible for designing and developing components, mechanisms, systems ...
Mechanical Engineer - Buildings
Irvine, CA · On-site
$94K - $135K/yr
Medical
Dental
Vision
Life
Retirement
PTO
... * Assist with research, concept development, and preparation of construction documents and ... Perform mechanical engineering calculations (e.g., load calculations) and support system sizing and ...
New
Mechanical Engineer - Buildings
Irvine, CA · On-site
$94K - $135K/yr
Medical
Dental
Vision
Life
Retirement
PTO
... * Assist with research, concept development, and preparation of construction documents and ... Perform mechanical engineering calculations (e.g., load calculations) and support system sizing and ...
New
Jr. Mechanical Engineer
Lake Forest, CA · On-site
$25 - $33.34/hr
Medical
Dental
Vision
Life
Retirement
PTO
Mechanical Engineering Manager EMPLOYEE TYPE: Full Time LOCATION: 19772 Pauling, Foothill Ranch, CA ... Research new design processes. * Assist in fixturing design. * Direct the fabrication, assembly of ...
Jr. Mechanical Engineer
Lake Forest, CA · On-site
$25 - $33.34/hr
Medical
Dental
Vision
Life
Retirement
PTO
Mechanical Engineering Manager EMPLOYEE TYPE: Full Time LOCATION: 19772 Pauling, Foothill Ranch, CA ... Research new design processes. * Assist in fixturing design. * Direct the fabrication, assembly of ...
Shop Mechanic
Rancho Cucamonga, CA · On-site
$25 - $35/hr
Medical
Retirement
PTO
Job Type Full-time Description Superior Electrical, Mechanical & Plumbing, Inc. is a trusted ... Perform test drives of vehicles in compliance with company guidelines * Assist with additional ...
New
Shop Mechanic
Rancho Cucamonga, CA · On-site
$25 - $35/hr
Medical
Retirement
PTO
Job Type Full-time Description Superior Electrical, Mechanical & Plumbing, Inc. is a trusted ... Perform test drives of vehicles in compliance with company guidelines * Assist with additional ...
New
Shop Mechanic
Rancho Cucamonga, CA · On-site
$25 - $35/hr
Medical
Retirement
PTO
Job Type Full-time Description Superior Electrical, Mechanical & Plumbing, Inc. is a trusted ... Perform test drives of vehicles in compliance with company guidelines * Assist with additional ...
Shop Mechanic
Rancho Cucamonga, CA · On-site
$25 - $35/hr
Medical
Retirement
PTO
Job Type Full-time Description Superior Electrical, Mechanical & Plumbing, Inc. is a trusted ... Perform test drives of vehicles in compliance with company guidelines * Assist with additional ...
Shop Mechanic
$25 - $35/hr
Medical
Retirement
PTO
Description Superior Electrical, Mechanical & Plumbing, Inc. is a trusted commercial service ... Perform test drives of vehicles in compliance with company guidelines * Assist with additional ...
New
Shop Mechanic
$25 - $35/hr
Medical
Retirement
PTO
Description Superior Electrical, Mechanical & Plumbing, Inc. is a trusted commercial service ... Perform test drives of vehicles in compliance with company guidelines * Assist with additional ...
New
Shop Mechanic
$25 - $35/hr
Medical
Retirement
PTO
Description Superior Electrical, Mechanical & Plumbing, Inc. is a trusted commercial service ... Perform test drives of vehicles in compliance with company guidelines * Assist with additional ...
Shop Mechanic
$25 - $35/hr
Medical
Retirement
PTO
Description Superior Electrical, Mechanical & Plumbing, Inc. is a trusted commercial service ... Perform test drives of vehicles in compliance with company guidelines * Assist with additional ...
Position Overview The Mechanical Estimator - HVAC is responsible for preparing accurate and ... outcomes. * Assist in preparing bid proposals, budgets, and scope summaries. * Support ...
Quick apply
Position Overview The Mechanical Estimator - HVAC is responsible for preparing accurate and ... outcomes. * Assist in preparing bid proposals, budgets, and scope summaries. * Support ...
Staff Mechanical Design Engineer
Irvine, CA · On-site
$135K - $145K/yr
JOB DUTIES: • Lead and assist in the creation and development of mechanical and/or electromechanical designs and systems based on customer and/or internal requirements from concept to ...
Staff Mechanical Design Engineer
Irvine, CA · On-site
$135K - $145K/yr
JOB DUTIES: • Lead and assist in the creation and development of mechanical and/or electromechanical designs and systems based on customer and/or internal requirements from concept to ...
Staff Mechanical Design Engineer
Irvine, CA · On-site
$135K - $145K/yr
JOB DUTIES: • Lead and assist in the creation and development of mechanical and/or electromechanical designs and systems based on customer and/or internal requirements from concept to ...
Staff Mechanical Design Engineer
Irvine, CA · On-site
$135K - $145K/yr
JOB DUTIES: • Lead and assist in the creation and development of mechanical and/or electromechanical designs and systems based on customer and/or internal requirements from concept to ...
Mechanical Assistant information
See Riverside, CA salary details
$9.28 - $11.17
2% of jobs
$11.17 - $13.06
3% of jobs
$13.06 - $14.96
7% of jobs
$16.04 is the 25th percentile. Wages below this are outliers.
$14.96 - $16.85
22% of jobs
The median wage is $18.74 / hr.
$16.85 - $18.74
16% of jobs
$18.74 - $20.63
20% of jobs
$21.49 is the 75th percentile. Wages above this are outliers.
$20.63 - $22.53
11% of jobs
$22.52 - $24.42
8% of jobs
$24.42 - $26.31
5% of jobs
$26.31 - $28.20
4% of jobs
$28.20 - $30.09
1% of jobs
$9
$19
$30
How much do mechanical assistant jobs pay per hour?
What is the difference between Mechanical Assistant vs Mechanical Technician?
| Aspect | Mechanical Assistant | Mechanical Technician |
|---|---|---|
| Required Credentials | High school diploma or equivalent; on-the-job training | Technical diploma or associate degree in mechanical technology |
| Work Environment | Assists in maintenance and repair tasks, often working under supervision | Performs hands-on repairs, troubleshooting, and maintenance independently |
| Employer & Industry Usage | Used across manufacturing, construction, and maintenance sectors | Commonly employed in industrial, manufacturing, and mechanical service industries |
Mechanical Assistants typically support mechanical teams with basic tasks and require minimal formal education, while Mechanical Technicians perform more complex repairs and troubleshooting with technical training. Both roles are essential in mechanical maintenance, but the Technician role involves greater technical expertise and independence.
What are the key skills and qualifications needed to thrive as a mechanical assistant, and why are they important?
What are some common challenges mechanical assistants face when supporting senior technicians or engineers?
What is a mechanical assistant?
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 Assistant jobs in Riverside, CA?
For Mechanical Assistant jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Mechanical Assistant jobs in Riverside, CA look for?
The top searched job categories for Mechanical Assistant jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Mechanical Assistant jobs?
Cities near Riverside, CA with the most Mechanical Assistant job openings:

Salas O'Brien rating
8.2
Based on 13 frontline employees who took The Breakroom Quiz
157th of 447 rated engineering
Job description
Mechanical Engineer
At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.
Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way.
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.
Job Summary:
The Mechanical Engineer will focus on engineering and delivery of mechanical system design for healthcare and other complex facilities. The role will entail managing engineering projects, directing designers & other disciplines, as well as personally performing engineering activities and engaging in project meetings.
Responsibilities:
- Provide a superior level of technical services to our clients for their projects and technical support requirements, providing technical and project control direction, and mentoring other engineers and designers.
- Provide engineering design, evaluation, and planning of mechanical systems for healthcare, life sciences, higher education, and data center market types.
- Perform engineering calculations, system sizing, and assist with equipment selection.
- Identify, formulate, and initiate solutions to complex problems requiring multiple-discipline involvement, along with discipline-specific analytical tools.
- Perform work activities on an individual basis or within a project team with limited need for supervision.
- Coordinate work activities that affect the quality of project control, scope development, proposals, engineering & design, document control, inspection & testing, and commissioning.
- Identify and resolve routine problems that involve the use of conflicting or incomplete information.
- Data gathering and site assessments at customers’ facilities.
- Review and editing of project specifications with minor assistance.
- Proficient knowledge of California code requirements, including California Building Code (CBC) and HCAI-specific requirements.
- Coordinate with multidisciplinary teams to support project delivery across design and construction phases.
- Develop bidding documents for process equipment, fabrication, and construction.
- Ability to review Revit production models and work interactively with support staff in development of project deliverables.
- Support client interactions and participate in project meetings as needed.
- Assist with QA/QC reviews to ensure accuracy, quality, and compliance with applicable codes and standards.
Skills:
- Advanced expertise with Autodesk software (Revit, Navisworks).
- Ability to perform HVAC load calculations utilizing Energy Soft and Trace energy modeling software.
- Ability to comprehend, contribute to, and carry out strategies to manage our relationships with customers, suppliers, and alliance team members.
- Experience at a design engineering firm required.
- Demonstrated ability to work independently and take initiative to drive projects forward.
Team Contribution & Development:
- Collaborate with senior engineers and project managers to deliver projects on schedule and within scope.
- Support proposal development and technical input for projects as needed.
- Participate in knowledge sharing and continuous improvement of design standards and best practices.
- Contribute to a positive team environment through effective communication and collaboration.
- Continue to build technical expertise in specialized mechanical systems.
Qualifications and Experience:
- Bachelor's Degree in Mechanical Engineering.
- 5-10 years of experience engineering and managing mechanical systems projects from start to finish for the built environment.
- Client engagement.
- Registration as P.E. preferred.
Location: Tustin, CA (on-site with remote half day on Fridays).
Travel: Up to 30%.
Compensation & Benefits:
Salas O’Brien health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well-being. Your security. Your future. Team members have access to medical, dental, vision, and basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Salas O’Brien has both U.S. and Canadian (PTO) plans for full-time salaried, exempt and non-team members, 10 paid holidays, and paid leave programs for military service and new parents. And certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.
The base salary range for this position is $100,000 to $150,000. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.
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.
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About Salas O’Brien
Sourced by ZipRecruiter
Industry
Specialized design services
Company size
201 - 500 Employees
Headquarters location
Irvine, CA, US
Year founded
1975