Tech Jobs in Ontario, CA

172,772 open positions · Updated daily

Find 3018+ tech job opportunities in Ontario, CA from companies committed to salary transparency. Browse positions across software engineering, DevOps, data science, and more in the Ontario, CA area.

Armed Security Guard

Company: GARDAWORLD FEDERAL SERVICES LLC

Location: City of Industry, CA

Posted Oct 08, 2025

Must possess a valid driver's license and reliable transportation to the assigned site. Must possess and maintain an active State Security Guard License for the…

Residential Construction - Rough Carpenter

Company: Amarant

Location: Pleasanton, CA

Posted Oct 08, 2025

Must have dependable transportation, valid driver’s license, and personal tools. Hybrid field role based in the greater Sacramento region.

Vocal Teacher (Theatre) /Instructor - ages 8-14) Jan - March

Company: Music Pillars

Location: San Diego, CA

Posted Oct 07, 2025

*Must genuinely enjoy teaching children and have previous successful and verifiable experience teaching children*. Preference will be given to applicants who:*.

Housekeeper

Company: ConAm Management Corporation

Location: San Diego, CA

Posted Oct 08, 2025

Clean leasing office, clubhouse, restrooms, models, amenities, and vacant units. Problem-Solving Skills: Strong troubleshooting abilities to quickly assess and…

Armed Security Guard

Company: GARDAWORLD FEDERAL SERVICES LLC

Location: Gardena, CA

Posted Oct 08, 2025

Must possess a valid driver's license and reliable transportation to the assigned site. Must possess and maintain an active State Security Guard License for the…

Technical Project Lead

Company: ASML

Location: San Diego, CA

Posted Oct 08, 2025

A bachelor’s degree or higher in engineering, physics, or a related field. Experience leading electrical design projects is preferred.

Back Office Customer Support Specialist - Distribution Center

Company: AFC Distribution Corp.

Location: Compton, CA

Posted Oct 07, 2025

Associates degree required; Bachelors degree in related field preferred. Familiarity with ticketing systems or help desk software. 401(k) with Company Match.

Director of Engineering, AV/ Broadcast Media - Northwest

Company: Diversified

Location: Los Angeles, CA

Posted Oct 08, 2025

A thorough, demonstrable understanding of the construction process, systems integration, IT engineering as well as architectural and construction drawings and…

Housekeeper

Company: ConAm Management Corporation

Location: San Diego, CA

Posted Oct 08, 2025

Clean leasing office, clubhouse, restrooms, models, amenities, and vacant units. Problem-Solving Skills: Strong troubleshooting abilities to quickly assess and…

Preschool Teacher (Bilingual)

Company: Koreatown Youth & Community Center

Location: Los Angeles, CA

Posted Oct 08, 2025

Ensure adherence to health, safety, and emergency procedures as required by state licensing and Kids Town policies. This is a full-time, non-exempt position.

Electrician

Company: Tradesmen International, Inc.

Location: Hawthorne, CA

Posted Oct 08, 2025

Strong experience in conduit installation and commercial electrical systems. Pull and terminate electrical wiring inside conduit systems.

Unarmed Security Officer - All Shifts - Part Time

Company: Prosegur

Location: Santa Clara, CA

Posted Oct 07, 2025

Clean driving record and valid driver license. Interact with clients, visitors, employees, and the public in a professional manner.

Frequently Asked Questions

What types of tech jobs are available in Ontario, CA?
We list a wide range of tech positions in Ontario, CA including software engineering, DevOps, data science, product management, and more. Filter by category to find roles matching your expertise.
Are there remote jobs available from Ontario, CA-based companies?
Yes, many companies based in Ontario, CA offer remote or hybrid work arrangements. Use our remote filter to find flexible positions from Ontario, CA employers.
How is the tech job market in Ontario, CA?
The tech job market in Ontario, CA continues to grow. Browse our current listings to see the latest opportunities and salary ranges offered by companies in the area.

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