Tech Jobs in Ontario, CA
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.
Sr. Data Scientist
Company: UCLA
Location: Los Angeles, CA
Posted Oct 23, 2025
Bachelor's Degree related field or equivalent combination of education and experience. They will develop and review reproducible code to integrate and…
Janitor/ Porter/Cleaner/ Evening
Company: ServiceMaster Commercial Cleaning and Maintenance by Rogers
Location: Anaheim, CA
Posted Oct 23, 2025
Perform all cleaning duties for facilities using provided ServiceMaster products, tools and procedures. Experience working for a professional janitorial company…
Staff, Data Scientist
Company: Walmart
Location: Sunnyvale, CA
Posted Oct 23, 2025
Option 1: Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 4 years' experience…
Journeyman Electrician
Company: We Power America
Location: Los Angeles, CA
Posted Oct 23, 2025
Compliance with Codes and Standards: Ensure all electrical work adheres to local, state, and federal electrical codes, safety standards, and building…
Structural Welder
Company: Talent Source LLC
Location: San Diego, CA
Posted Oct 23, 2025
Able to pass NAVSEA-certified weld tests. *Fit and weld structural steel components including bulkheads, decks, and frames.*. San Diego, CA 92113 (Required).
Interaction Visual Designer
Company: Apple
Location: Sunnyvale, CA
Posted Oct 23, 2025
As an interactive visual designer, you’ll design strategic communication for web, email and social media. We are seeking a curious and innovative designer who…
Orthopedic Spine Surgeon
Company: Sutter Health Greater Central Valley
Location: Stockton and Tracy, CA
Posted Oct 24, 2025
Cabinet Maker
Company: Eurocraft Cabinets, Inc
Location: Canoga Park, CA
Posted Oct 23, 2025
Assemble cabinets, furniture, and other wooden structures using hand tools and power tools. Collaborate with designers, contractors, and clients to ensure…
Master Machinist Apprentice
Company: Solar Turbines
Location: San Diego, CA
Posted Oct 23, 2025
Work with Master Machinists to learn how to plan sequence of operations, lay out work, set up and operate machine tools such as lathes, mills, boring mills,…
HVAC/R Service Technician - Light Commercial
Company: CoolSys
Location: San Diego, CA
Posted Oct 23, 2025
Sr, senior, Service Tech, refridgeration, HVAC, refrigeration, HVAC-R, HVAC/R, diagnostic, commercial, service, install, mechanical, mechanic, apprentice, AC,…
Catering Chef
Company: Elwood Professional
Location: Los Angeles, CA
Posted Oct 23, 2025
Plans, organizes, and executes training of department staff to meet continuous process improvement objectives and completes various administrative duties…