Tech Jobs in Ontario, CA

172,845 open positions · Updated daily

Ontario, CA sits in the heart of Orange County, a region that blends the innovation of the Greater Los Angeles tech corridor with a more affordable lifestyle. The city’s proximity to major hubs like Irvine, Santa Ana, and the bustling downtown Los Angeles area means tech talent can tap into a diverse ecosystem of startups, established firms, and research institutions while enjoying a lower cost of living. The presence of the Ontario International Airport further fuels a strong logistics technology sector, attracting companies that need real‑time data solutions for freight and supply chain operations.

Tech companies in Ontario span several verticals. Software and web development firms such as Adobe’s regional office and Oracle’s Irvine branch thrive here, alongside biotech innovators like Genentech’s Orange County lab and Life Sciences Park startups. The city also hosts hardware manufacturers, including Intel’s manufacturing plant in nearby Santa Ana, and telecommunications leaders like T‑Mobile’s Orange County headquarters. With the University of California, Irvine nearby, research collaborations and talent pipelines flow directly into local tech teams.

Ontario’s median rent hovers around $2,500 a month, significantly below the $3,500 average in central Los Angeles, but salaries for tech roles have been rising to match the talent demand. Salary transparency is therefore essential for candidates to negotiate competitively and for employers to attract the best talent. Knowing the exact pay range for roles such as software engineers, data scientists, or product managers helps job seekers evaluate whether a position aligns with their financial goals and lifestyle needs.

Security Guard - Part Time

Company: Allied Universal®

Location: San Diego, CA

Posted Jul 31, 2025

A valid driver’s license will be required for driving positions only. As a condition of employment, applicants will be subject to a background investigation in…

Data Scientist, Marketing

Company: Wealthfront

Location: Palo Alto, CA

Posted Jul 31, 2025

Strong desire and ability to mentor junior Data Scientists by exemplifying math, engineering and technical communication skills. Proficiency in Python and SQL.

Marketing Director

Company: Glen Park Senior Living

Location: Valley Village, CA

Posted Jul 31, 2025

Follow up with leads and develop new resources using CRM software. Assist in the front office. Follow up on all leads, tours, reservations, and inquiries.

Travel Telemetry RN (Registered Nurse) in San Diego, CA - 945897

Company: Medical Solutions

Location: San Diego, CA

Posted Jul 31, 2025

Paid, private, pet-friendly housing. $1,000 unlimited referral bonus. 401(k) with company contribution. Free employee assistance program (EAP).

Travel Telemetry RN (Registered Nurse) in San Diego, CA - 945830

Company: Medical Solutions

Location: San Diego, CA

Posted Jul 31, 2025

Paid, private, pet-friendly housing. $1,000 unlimited referral bonus. 401(k) with company contribution. Free employee assistance program (EAP).

Sous Chef

Company: The Dana on Mission Bay

Location: San Diego, CA

Posted Jul 31, 2025

The employee is sometimes exposed to outside weather conditions and frequently to hot or cold interior conditions as well as moving mechanical parts, sharp…

Customer Service Coordinator II

Company: Aramark

Location: Fremont, CA

Posted Jul 31, 2025

Handle incoming calls with the objective of one-call resolution. ? Call and process electronic or telephone orders/requests.

Field Solutions Architect, Generative AI Technologies, Google Cloud

Company: Google

Location: Sunnyvale, CA

Posted Jul 31, 2025

Master's degree in Computer Science, Engineering, or a related technical field. Coordinate regional field enablement with leadership and work with product and…

Housekeeping/EVS Tech - Nights - La Jolla

Company: Scripps Health

Location: La Jolla, CA

Posted Jul 31, 2025

The housekeeping team performs job functions to support environmental care: (patient care area cleaning, non-patient care area cleaning, linen service, waste…

Lead Show Carpenter - Working Girl The Musical

Company: La Jolla Playhouse

Location: La Jolla, CA

Posted Jul 31, 2025

Secure the backstage areas during an emergency and contact the necessary personnel including stage management and front of house staff during such emergencies.

Housekeeping/EVS Tech - Days - La Jolla

Company: Scripps Health

Location: La Jolla, CA

Posted Jul 31, 2025

The housekeeping team performs job functions to support environmental care: (patient care area cleaning, non-patient care area cleaning, linen service, waste…

Sr. Accountant

Company: Robert Half

Location: San Diego, CA

Posted Jul 31, 2025

Bachelor’s degree in Finance, Accounting, Business, or a related field, or equivalent education and experience. Fluency in Spanish is a plus but not mandatory.

Frequently Asked Questions

What types of tech jobs are available in Ontario, CA?
Ontario offers a wide range of roles, from software engineering and full‑stack development in local startups to data science positions at logistics firms like <strong>Amazon Web Services</strong> and product management roles in biotech companies such as <strong>Genentech</strong>. The city also hosts networking engineering jobs, cybersecurity analysts, and UI/UX designers across both established corporations and emerging tech ventures.
Are tech jobs in Ontario, CA remote or on‑site?
The trend leans toward hybrid arrangements. Many companies, including <strong>Adobe</strong> and <strong>Oracle</strong>, allow employees to work remotely two days a week while using Ontario’s co‑working spaces for collaboration. Startups often favor on‑site presence to foster rapid iteration, but most roles provide flexibility for remote work, especially in software development and data‑analytics positions.
Who are the major employers for tech talent in Ontario, CA?
Key employers include <strong>Adobe</strong>, <strong>Oracle</strong>, and <strong>Intel</strong> for software and hardware roles; <strong>T‑Mobile</strong> and <strong>Verizon</strong> for telecom and network engineering; and <strong>Genentech</strong> and <strong>Life Sciences Park</strong> startups for biotech and life‑science data science. The University of California, Irvine also offers research positions that attract software developers and data scientists.
What are the salary expectations for tech roles in Ontario, CA?
Salaries vary by function and experience, but median ranges are: software engineer $110,000–$140,000, data scientist $115,000–$150,000, product manager $120,000–$160,000, and cybersecurity analyst $100,000–$130,000. These figures reflect the city’s growing demand for tech talent and the need to compete with higher‑cost markets like downtown LA.
How can I relocate to Ontario, CA for tech work?
Start by researching local housing options—consider apartment complexes in the <strong>Scottsmoor</strong> and <strong>Lakeside</strong> neighborhoods, which offer convenient access to major highways and public transit. Leverage online forums such as <strong>Reddit’s r/techjobs</strong> for relocation tips and connect with local tech meetups to network before arrival. Also, use Job Transparency’s salary data to negotiate a compensation package that covers rent, transportation, and benefits in Ontario’s cost‑of‑living context.

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