Tech Jobs in Ontario, CA

Positions 172,845 Updated daily

Ontario, CA sits on the edge of Silicon Valley, offering a high concentration of networking, cloud, and data‑science roles. The city hosts Cisco’s flagship campus, Dell Technologies’ data‑center operations, and a growing fintech cluster, creating a dynamic environment where software engineers, cybersecurity analysts, and AI researchers are in constant demand.

Beyond the giants, Ontario is home to a thriving startup ecosystem focused on healthtech, biotech, and green‑tech. Companies such as Neuralink and DataStax frequently recruit from the local talent pool, while regional firms like QinetiQ and Rally specialize in cybersecurity and analytics solutions, respectively.

Housing costs in Ontario average $3,800/month for a two‑bedroom unit, and the median household income is $110,000. Salary transparency on JobTransparency enables candidates to weigh commute costs, local taxes, and living expenses against compensation, ensuring they make informed decisions about relocating or staying within the valley.

Security Guard Armed Government Patrol Part-Time

Company: Allied Universal

Location: Los Angeles, CA

Posted Oct 10, 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…

Production Associate

Company: Linde Gas & Equipment Inc.

Location: Long Beach, CA

Posted Oct 10, 2025

Ability to problem solve and resolve issues promptly with a mechanical aptitude. 3+ years of general manufacturing or warehousing experience.

Registered Nurse II - $5k Sign-On Bonus!

Company: Stanford Health Care- University Health Care Alliance

Location: Menlo Park, CA

Posted Oct 10, 2025

Manages incoming triage phone calls, appointment requests, My Health messages, lab results, and follow up calls for 4 physician’s practices.

Security Officer- Day Shift High- Profile Luxury Boutique $21.00-$23.00 Beverly Hills

Company: SMSSI of California, Inc.

Location: Beverly Hills, CA

Posted Oct 10, 2025

Possess valid CA Guard Card. Observe, report and protect all areas of the sites. Maintain a physical security presence while interacting with customers (if…

Showroom Sales Associate

Company: Royal Wood Service & Supply Inc.

Location: Milpitas, CA

Posted Oct 10, 2025

Maintain strong relationships with clients, designers, and contractors to ensure a smooth project experience. Follow up with potential leads and close sales to…

Journeyman Plumber

Company: Andersen Commercial Plumbing

Location: Los Angeles, CA

Posted Oct 10, 2025

Assisting with maintaining constant communication with supervisory staff for availability and task completion, operation of basic industrial plumbing tools,…

Associate Product Developer (On-site)

Company: Lakeshore Learning Materials, LLC

Location: Carson, CA

Posted Oct 10, 2025

Some experience in product design, engineering or manufacturing of consumer goods preferred. Ability to tackle complex problems and develop actionable solutions…

Revenue Accountant - Ancillary Revenue

Company: Netflix

Location: Los Angeles, CA

Posted Oct 10, 2025

Minimum of 4 years of accounting experience - public accounting or in-house/corporate accounting are both great; CPA license is preferred.

Security Officer (Driving Position)

Company: Industry Security Services, Inc.

Location: City of Industry, CA

Posted Oct 10, 2025

Respond promptly to alarms, incidents, and service calls. This is a *driving position*, requiring regular patrols, site oversight, and thorough documentation…

Commercial HVAC/R Service Technician

Company: White Mechanical Inc.

Location: Encino, CA

Posted Oct 10, 2025

Company-issued truck, iPhone, iPad, and advanced tooling provided. Inspect, diagnose, and troubleshoot complex problems with HVAC/R equipment across all makes…

Sales Territory Manager

Company: NW Recruiting Partners

Location: Los Angeles, CA

Posted Oct 10, 2025

Establish connections with individuals at planning and engineering consulting firms, advocacy groups, and industry associations to uncover and develop revenue-…

Onsite Only! - SEO & Content Marketing Manager

Company: iCarCover

Location: La Mirada, CA

Posted Oct 10, 2025

Understanding of technical SEO fundamentals (site architecture, mobile optimization, schema markup, page speed). Job Types: Full-time, Contract.

Frequently Asked Questions

What types of tech jobs are available in Ontario, CA?
Ontario offers roles across software engineering, cybersecurity, data science, cloud architecture, DevOps, fintech development, and healthtech research. The presence of Cisco, Dell, and several biotech startups fuels demand for these specialties.
Are tech positions in Ontario, CA remote or on‑site?
Most positions at large vendors require on‑site presence due to collaboration with cross‑functional teams, but many startups and fintech firms offer hybrid or fully remote arrangements, especially for back‑end and data‑engineering roles.
Which major employers dominate the tech scene in Ontario, CA?
Key employers include Cisco Systems, Dell Technologies, Oracle, DataStax, QinetiQ, and the local fintech hub Rally. Small healthtech and green‑tech startups also contribute significantly to the job market.
What are salary expectations for tech roles in Ontario, CA?
According to current listings, software engineers earn $110k–$160k, cybersecurity analysts $95k–$140k, data scientists $115k–$165k, and cloud architects $125k–$170k. Salaries rise with experience and certification, and benefit packages often include stock options or equity.
How can I prepare for relocating to Ontario, CA for tech work?
Research housing options in neighborhoods like the Menlo Park corridor and the Barker Road area, factor in average rent and commute times to San Jose. Leverage JobTransparency’s salary data to negotiate offers that cover living costs, and network with local meetups or Slack communities to gain insights into company culture and relocation support.

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