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.
Field Service Technician
Company: Trane Technologies
Location: Santa Clara, CA
Posted Oct 23, 2025
Valid driver's license for at least 12 months with a clean record. This role may be exposed to variable temperature conditions, moving mechanical parts, heights…
Janitor - Per Diem
Company: LCS
Location: San Diego, CA
Posted Oct 23, 2025
One year of experience in hospitality or institutional housekeeping, in the janitorial field, is preferred. Uses cleaning tools, equipment, and chemicals safely…
Community Manager-Digital Marketing (Remote)
Company: The Wine Group
Location: Livermore, CA
Posted Oct 23, 2025
Must be able to participate in field market visits, including retail and on-premise environments, which may involve standing or walking for extended periods.
Graphic Designer
Company: Patrick Ta Beauty
Location: West Hollywood, CA
Posted Oct 23, 2025
4+ years of professional experience in graphic design, with a strong portfolio showcasing relevant work. Designing assets across digital (web, email, paid media…
Software Engineer
Company: 58-corp
Location: San Jose, CA
Posted Oct 23, 2025
Proficiency in programming languages such as Java, Python, C++, C#, and VBA, with hands-on experience in front-end and back-end development.
Industrial Electrician
Company: Amrize
Location: South Gate, CA
Posted Oct 23, 2025
Licensed Manufacturing Plant Electrician performs quick analysis, troubleshooting, and repair of all electrical and electronic components associated with an…
Software Integration Engineer
Company: TCI Transportation
Location: Commerce, CA
Posted Oct 23, 2025
Bachelor’s degree in Computer Science, Information Systems, or related field. You’ll work closely with cross-functional teams to develop APIs, optimize…
Data Scientist I
Company: Terasaki Institute for Biomedical Innovation
Location: Woodland Hills, CA
Posted Oct 23, 2025
2+ years experience in single-cell and spatial transcriptomics analysis. Proficiency in Python, R, or MATLAB; experience with SQL and data visualization tools (…
Sr. Project Manager – Engineering & Construction
Company: The Contractor Consultants
Location: San Diego, CA
Posted Oct 23, 2025
Ensure proper implementation of GPS systems and grade checking tools. Must have experience in Engineering Construction projects and experience with a…
Finish Carpenter & Maintenance Director
Company: Leal Vineyards Inc
Location: Morgan Hill, CA
Posted Oct 23, 2025
Being the go-to person for property care, making sure guests always have a great experience. Performing finish carpentry and detailed repairs that keep our…
Woodworker Lead
Company: Olgoonik Corporation
Location: San Diego, CA
Posted Oct 23, 2025
Forklift license or material handling certification. Knowledge of carpentry methods, hand tools, power tools, and pneumatic nailers.
Industrial Security Analyst
Company: Northrop Grumman
Location: Manhattan Beach, CA
Posted Oct 23, 2025
Must effectively interface daily with the site Facility Security Officer (FSO), government and contractor customers, NG program management and other NG…