52 tester jobs at 34 companies in Fontana, CA
2mo
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QC Tester
Norwalk, California, United States
$21-$28/hr OnsiteFull Time
3+ YOEBachelor's in engineering, chemistry, or microbiology preferred; 3-5 years in a regulated industry; 1+ year line auditing; MS Office; HACCP/FSMA certifications preferred.
CIP, UPLC, pH meter, titrator, Microsoft Office, Sensory testing equipment
3w
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Continuity Tester - LVS
Fontana, California, United States
$19-$25/hr OnsiteFull Time
2+ YOEHigh school diploma or equivalent and 2+ years wiring or electrical testing experience; ability to read wiring diagrams, follow blueprints, perform repetitive standing work, and lift up to 30 lbs.
3w
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Continuity Tester - LVS
Fontana, California, United States
$19-$25/hr OnsiteFull Time
2+ YOEHigh school diploma, 2+ years wiring/testing experience, ability to read blueprints and wiring diagrams, strong attention to detail, lift up to 30 lb, follow safety and PPE requirements.
3w
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Continuity Tester - LVS
Fontana, California, United States
$19-$25/hr OnsiteFull Time
2+ YOEHigh school diploma, 2+ years wiring/testing experience, able to read blueprints/wiring diagrams, attention to detail, lift up to 30 lbs, wear PPE, strong communication and math skills.
2w
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Contract QA Tester
San Francisco or New York City or Los Angeles or Seattle or Boston or Washington or Austin or Denver or Nashville or Atlanta or Chicago or Dallas or Miami or United States
$15-$26/hr RemoteContract
1+ YOE1–2 years video game QA experience, familiarity with QA methodologies, bug tracking (JIRA), version control (Perforce, Git), PC/console testing, strong communication and attention to detail.
JIRA, Perforce, Git, Unreal Engine
3w
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Tester II - 2nd Shift (70216)
Irvine, California, United States
$25-$26/hr OnsiteFull Time
3+ YOEHigh school diploma/GED, 3+ years fuel/hydraulic/pneumatic testing experience, ability to read blueprints and gauges, lift up to 50 lbs, follow safety and 5S, U.S. person eligibility required.
3w
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Internal Network Penetration Tester
San Bernardino or Colton or Redlands or Rialto or Fontana or Ontario or Rancho Cucamonga or Montclair or Victorville or Hesperia or Apple Valley or Adelanto or Barstow or Needles or Big Bear Lake or Yucca Valley
FieldContract
4+ YOE4+ years internal/network penetration testing experience including Microsoft Active Directory attack paths; experience with internal recon/lateral movement tools; comfortable working onsite at client facilities; OSCP/GPEN preferred; HIPAA/government experience preferred.
BloodHound, Responder, Microsoft Active Directory
1w
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Senior Videogame Tester (Remote)
United States or Canada or Seattle or Los Angeles or Austin or Edmonton or New York City
$32-$36/hr RemoteContract
8+ YOERequires 8+ years testing narrative or turn-based PC and console videogames, QA best-practice knowledge, Unity experience, productivity-tool proficiency, and strong English communication skills.
Unity, Microsoft Word, Microsoft Excel, Microsoft Visio, UML, Adobe Photoshop, Blender
2w
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Electronics Tester, 2nd Shift
La Mirada, California, United States
$19/hr OnsiteFull Time
High school diploma/GED, basic math skills, on-the-job testing training provided; Microsoft Excel experience and 6 months production experience preferred.
Microsoft Excel
1mo
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Quality Assurance Tester
Irvine, California, United States
$67k-$85k/yr OnsiteFull Time
2+ YOE2+ years software QA experience (preferably PC MMO/FPS), strong attention to detail, Jira and Microsoft Office experience, excellent communication, ability to work independently and multitask under deadlines.
Jira, Microsoft Office
3mo
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Freelancer Software Tester (United States)
Palm Springs or Westchester County or Kansas City or St. Louis or Jacksonville or Charleston or Omaha or Providence or Long Beach or Windsor Locks or Milwaukee
$18/hr FieldContract
Must live within a 2-hour drive of a target airport in the U.S., have an iOS or Android mobile device, be available for a one-day 8–10 hour on-site test, and be able to record screen, take photos, and complete a survey.
iOS, Android
2w
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Senior IT Penetration Tester
United States or Oak Brook or Los Angeles or Washington or Troy or New York City or Houston or Chicago or Grand Rapids or Owings Mills or Columbia or Richmond or Memphis or Raleigh or Boston or San Jose or San Francisco or Austin or Kalamazoo or Spokane or Denver or Fort Worth or Atlanta or Orlando or Dallas or Wilmington or Phoenix or San Antonio or Milwaukee or Madison or McLean or Melville or Woodbridge or Stamford or Philadelphia or Charlotte or Greenville or West Palm Beach or Costa Mesa or St. Louis or Fort Lauderdale or Seattle or Pittsburgh or Tulsa or Cincinnati or Cleveland or Columbus or Akron or Cherry Hill or Tampa or Minneapolis or Anchorage or Salt Lake City or Norfolk or Jacksonville or Boulder or Nashville or Las Vegas or Indianapolis or San Diego or Potomac or Baton Rouge or Omaha
$120k-$160k/yr OnsiteFull Time
4+ YOEFour or more years of hands-on penetration testing experience, strong Windows, Linux, networking, Active Directory, scripting, reporting, client communication, and offensive security tooling skills; high school diploma required.
Kali Linux, Nessus, Tenable, Nmap, Burp Suite, Metasploit, BloodHound, Microsoft 365, OWASP Top 10 for LLM Applications, Python, PowerShell, Bash, Git, GitHub Actions, Azure DevOps, Docker, GitHub, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Splunk, Microsoft Sentinel, GitHub Copilot, Claude Code, Microsoft Azure, AWS, SAML, OAuth 2.0, OpenID Connect, Kerberos, NTLM, TCP/IP, DNS, Windows, Linux
2mo
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Thai AI Product Tester
United States or Glendale
$125/hr RemoteTemporary, Contract
Native/expert Thai (th) speakers located in the U.S.; must use a qualifying Google Pixel 9+ as primary phone, have reliable Wi‑Fi, participate daily for 14 consecutive days, complete daily feedback, and pass a background screen.
Google Pixel 9, Google Pixel 9 Pro, Google Pixel 10, Google Pixel Fold
2mo
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Assembler/Tester B - Fluid Systems Division
Irvine, California, United States
$23-$29/hr OnsiteFull Time
0+ YOE0-1 year general mechanical experience; ability to use hand and power tools, test equipment and flow meters; read blueprints and route sheets; basic math and computer skills; strong mechanical reasoning; participate in lean initiatives; pass drug test and meet U.S. export/citizenship requirements.
hand and power tools, test equipment, flow meters, assembly fixtures, inspection measurement equipment, PMR, TORS, e-mail
3d
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Empower LOS Tester- BSA II
California or Los Angeles or Florida
$35-$55/hr RemoteFull Time
4+ YOERequires 4+ years supporting loan origination systems, system design, testing, production support, business requirements, and UAT, plus 4+ years in financial services focused on consumer and mortgage lending.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Visio
2mo
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Material Handler - Spot Weld Pull Tester
Garden Grove, California, United States
$21-$27/hr OnsiteFull Time
Requires forklift experience and sit-down forklift certification, ability to lift and move large/heavy materials, perform spot weld pull tests, basic math and documentation, blueprint reading, and familiarity with hand and power tools; manufacturing/welding experience preferred.
sit-down forklift, Combi lift, hand tools, power tools, manufacturing equipment
1w
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Certified Backflow Technician | Plumber
Anaheim, California, United States
FieldFull Time
3+ YOEJourneyman with 3+ years of plumbing experience preferred, current backflow tester certification, valid driver's license, troubleshooting skills, customer service ability, and independent work skills.
4d
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QA Engineer II - VALORANT, Core Game Features
Los Angeles, California, United States
$51-$72/hr OnsiteFull Time
3+ YOERequires 3+ years of QA experience, product development pipelines, Agile testing, multidisciplinary collaboration, remote tester training, Jira, defect management, and console and PC game testing.
Jira, Unreal Engine 5, Blueprint, Console, PC
1mo
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Maintenance Technician
Cudahy, California, United States
$24-$30/hr OnsiteFull Time
Perform cylinder testing/repair/inspection/painting, operate forklift, use hydrostatic and ultrasonic testers, lift 40-70 lbs, and support facility maintenance; willingness to work overtime.
hydrostatic tester, ultrasonic tester, forklift
4d
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QA Engineer II - VALORANT, Core Game Features
Los Angeles, California, United States
$51-$72/hr OnsiteFull Time
3+ YOERequires 3+ years of QA experience, product development and Agile testing knowledge, multidisciplinary collaboration, remote tester training, Jira, defect management, and live game testing on console and PC.
Jira, Unreal Engine 5, Blueprint
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