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Part Time Engineer Jobs in Rancho Cucamonga, CA (NOW HIRING)

Interwest Group

Senior Civil Engineer Part Time

Pomona, CA · On-site

$40 - $50/hr

Senior Civil Engineer - Pomona, CA - Part Time Interwest Consulting Group was founded in 2002 and has become a leader in providing municipal services to cities and counties throughout the Western ...

U.S. Navy

Civil Engineer

Pomona, CA · On-site

$2.9K - $5.8K/mo

PART-TIME OPPORTUNITIES There are part-time roles as a Civil Engineer in the Navy. Serving part-time as a Reserve Sailor, your duties will be carried out during your scheduled drilling and training ...

Integr8staff

Manufacturing Engineer Intern

Brea, CA

$23/hr

Company Location -Near Fullerton, CA On-site, Full Time Direct Hire, Part-time, Exempt Pay: $23.00/hr. Job Summary of the Manufacturing Engineer Intern position Integr8staff seeks a motivated ...

Interwest Group

Civil Plan Check Engineer

Pomona, CA · On-site

$40 - $50/hr

Civil Plan Check Engineer - Pomona, CA - Part Time Interwest Consulting Group was founded in 2002 and has become a leader in providing municipal services to cities and counties throughout the Western ...

U.S. Navy

Engineering Duty Officer

Pomona, CA · On-site

PART-TIME OPPORTUNITIES There are part-time roles as an Engineering Duty Officer in the Navy. Serving part-time as a Reserve Sailor, your duties will be carried out during your scheduled drilling and ...

U.S. Navy

ENGINEERING AIDE

Pomona, CA · On-site

Serving part-time as a Navy Reserve Sailor, your duties will be carried out during your scheduled drilling and training periods. During monthly drilling, Engineering Aides in the Navy Reserve ...

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All JobsEngineer JobsPart Time Engineer JobsPart Time Engineer Jobs in Rancho Cucamonga, CA

Part Time Engineer information

See Rancho Cucamonga, CA salary details

$9

$31

$66

How much do part time engineer jobs pay per hour?

As of Jul 16, 2026, the average hourly pay for part time engineer in Rancho Cucamonga, CA is $31.23, according to ZipRecruiter salary data. Most workers in this role earn between $15.18 and $40.79 per hour, depending on experience, location, and employer.

What engineers make $200,000 a year?

Senior engineers in fields such as software, petroleum, aerospace, and electrical engineering can earn $200,000 or more annually, especially with extensive experience, advanced skills, and often in high-demand industries or leadership roles. Compensation varies based on location, company size, and specialization, with some engineers earning additional bonuses or stock options.

What engineer makes $500,000 a year?

Highly experienced engineers in specialized fields such as petroleum engineering, aerospace engineering, or software engineering working in senior or executive roles can earn $500,000 or more annually. These positions often require advanced skills, certifications, and significant industry experience, typically involving leadership responsibilities or working in high-demand sectors.

How do part-time engineers typically balance project responsibilities with limited working hours?

Part-time engineers often focus on specific project components or deliverables, allowing them to contribute effectively within their scheduled hours. Clear communication with supervisors and team members is essential to set realistic expectations and maintain progress. Many organizations use project management tools and regular check-ins to help part-time engineers stay aligned with full-time staff and meet deadlines. Flexibility and proactive planning are key to ensuring that work is completed efficiently without sacrificing quality.

What Does a Part-Time Engineer Do?

Part-time engineers develop and monitor the construction of the functional aspects of a product, structure, or system for their company or client. Unlike full-time engineers, part-time engineers typically work thirty hours or less a week. Specific job duties vary, depending on their specific engineering industry. For example, civil engineers design, construct, and maintain large infrastructure projects for municipalities and other agencies, such as bridges, highways, and airports. As the structures wear down, civil engineers reevaluate the needs of the area and may redesign the current structure or create a new system. Electrical engineers draft plans for electrical systems. Once the systems are created and installed, electrical engineers may also be responsible for maintaining the system to ensure it continues to run efficiently.

What's a good side hustle for an engineer?

Engineers can pursue side hustles such as freelance consulting, designing and selling 3D printed products, or developing software applications. These options leverage technical skills and often require familiarity with relevant tools or platforms, offering flexible schedules and additional income streams.

What are the key skills and qualifications needed to thrive as a Part Time Engineer, and why are they important?

To thrive as a Part Time Engineer, you typically need a relevant engineering degree, foundational technical knowledge, and problem-solving skills. Familiarity with engineering software (such as AutoCAD, MATLAB, or SolidWorks) and industry-specific certifications or systems is often required. Strong time management, effective communication, and adaptability are crucial soft skills for balancing multiple projects and collaborating with teams on a flexible schedule. These skills ensure that part-time engineers can deliver high-quality work efficiently while meeting the dynamic needs of employers.

Can engineering be a part-time job?

Yes, engineering can be a part-time job, often involving consulting, freelance projects, or contract work. These roles typically require strong technical skills, relevant certifications, and the ability to manage flexible schedules, but availability depends on the employer and project scope.

What is the difference between Part Time Engineer vs Contract Engineer?

AspectPart Time EngineerContract Engineer
CredentialsTypically requires relevant engineering degree and certificationsSimilar credentials, often with additional contractual agreements
Work EnvironmentUsually works on-site or remotely for multiple employers, flexible hoursWorks on specific projects for a set duration, often on-site
Employer UsageEmployers hire part-time for ongoing or intermittent tasksEmployers hire contractors for project-based work

Both Part Time Engineers and Contract Engineers share similar credentials and work environments, but differ mainly in employment structure and duration. Part Time Engineers typically work flexible hours for multiple employers, while Contract Engineers focus on specific projects for a fixed period.

What is a part-time engineer?

A part-time engineer is a professional who works fewer hours than a full-time engineer, typically less than 35-40 hours per week, depending on the employer's definition. Part-time engineers may handle the same types of technical tasks as their full-time counterparts, such as designing, testing, or maintaining systems and products, but on a reduced schedule. This flexible arrangement can be ideal for individuals seeking work-life balance, pursuing further education, or managing other personal responsibilities while still maintaining a career in engineering.
More about Part Time Engineer jobs
What are the most commonly searched types of Engineer jobs in Rancho Cucamonga, CA? The most popular types of Engineer jobs in Rancho Cucamonga, CA are:
What are popular job titles related to Part Time Engineer jobs in Rancho Cucamonga, CA? For Part Time Engineer jobs in Rancho Cucamonga, CA, the most frequently searched job titles are:
What job categories do people searching Part Time Engineer jobs in Rancho Cucamonga, CA look for? The top searched job categories for Part Time Engineer jobs in Rancho Cucamonga, CA are:
What cities near Rancho Cucamonga, CA are hiring for Part Time Engineer jobs? Cities near Rancho Cucamonga, CA with the most Part Time Engineer job openings:
Part Time Engineer jobs near you
Infographic showing various Part Time Engineer job openings in Rancho Cucamonga, CA as of July 2026, with employment types broken down into 90% Full Time, 8% Part Time, and 2% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $64,953 per year, or $31.2 per hour.
Engineering Instructor (Continuous Adjunct Pool)

Engineering Instructor (Continuous Adjunct Pool)

Citrus College

Glendora, CA • On-site

Full-time, Part-time

Posted 7 days ago

Job description

Position Details
Position Information
Position Title
Engineering Instructor (Continuous Adjunct Pool)
Position Description
POSITION SUMMARY:
This is a POOL position. Application materials for this part-time position are accepted on an on-going basis. As openings for temporary, part-time engineering instructors become available, candidates may be selected from this pool of applicants.
Required Qualifications
MINIMUM QUALIFICATIONS:
Demonstrated understanding of, sensitivity to, and respect for the diverse academic, socioeconomic, ethnic, religious, cultural background, disability, and sexual orientation of community college students, faculty, and staff.
AND
Master's in any field of engineering
OR
Bachelor's degree in any of the above
AND
Master's degree in mathematics, physics, computer science, chemistry, or geology
OR
The equivalent
(NOTE: A Bachelor's in any field of engineering with a professional engineer's license is an alternative qualification for this discipline, pursuant to Title 5 Section 53410.1.)
Preferred Qualifications
PREFERRED QUALIFICATIONS:Please refer to Minimum Qualifications.
Licenses and Certificates
LICENSES AND CERTIFICATES:
NA
Recruitment Start Date
12/13/2022
Recruitment End Date
Open Until Filled
Yes
First Consideration Date
Salary Range
Salary to be determined by the candidate's proper placement on the current Adjunct Faculty Salary Schedule, which is based on education and experience, and can be found at the Citrus College website.
Pay Rate
TBD
Benefits
BENEFITS:Paid holidays, health benefits, and vacation are not offered for this part-time faculty position.
FLSA
Exempt
Department
Engineering/Pre-Engineering Instruction
If "Other" please specify
Job Category
Assignment
Percentage of Time
NA
Months per Year
NA
Work Days per Week
To be determined by the District
Work Schedule per Day
To be determined by the District
Work Shift
Essential Duties and Responsibilities
ESSENTIAL DUTIES AND RESPONSIBILITIES:
NA
Knowledge, Skills and Abilities
KNOWLEDGE, SKILLS AND ABILITIES:
NA
Citrus College Diversity Statement
CITRUS COLLEGE IS AN EQUAL OPPORTUNITY EMPLOYER
It is the policy of Citrus College to not discriminate against and to encourage a diversity of applicants based on national origin, religion, age, sex or gender, race, color, medical condition, ancestry, sexual orientation, marital status, physical or mental disability, use of family and medical care leave, genetic information, military or veteran status, gender identity, gender expression, or because they are perceived to have one or more of the preceding characteristics, or based on association with a person or group with one or more of these actual or perceived characteristics.
About Transcripts
ABOUT TRANSCRIPTS:
-Candidates must upload copies of all transcripts (need not be official at the time of application) which prove sufficient for verifying minimum qualifications for this position.
-Official transcripts will be required at the time of the job offer.
-Transcripts must be from the awarding institution, and must show that the degree has been awarded (or conferred) and the year.
-Degree(s) must be earned (or conferred) from accredited institution(s) or an equivalent foreign institution by the first consideration date for this position.
-All degrees must be verifiable on a legible transcript by the indicated first consideration date for this position.
-Foreign transcripts must be transcribed in English AND evaluated for U.S. equivalency by a bona fide U.S. evaluation service.
Selection Process
Quick Link
https://employment.citruscollege.edu/postings/535

Apply