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Testing Jobs in Stockton, CA (NOW HIRING)

711 Materials, Inc.

Quality Control Technician

Modesto, CA

$30 - $40/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Organize a concrete break schedule and plant testing equipment recertification process to comply with Caltrans and ACI * Communicate with plant personnel to maintain proper Batch plant moisture ...

711 Materials, Inc.

Quality Control Technician

Modesto, CA

$30 - $40/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Organize a concrete break schedule and plant testing equipment recertification process to comply with Caltrans and ACI * Communicate with plant personnel to maintain proper Batch plant moisture ...

711 Materials, Inc.

Quality Control Technician

Modesto, CA · On-site

$30 - $40/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Organize a concrete break schedule and plant testing equipment recertification process to comply with Caltrans and ACI * Communicate with plant personnel to maintain proper Batch plant moisture ...

711 Materials, Inc.

Quality Control Technician

Modesto, CA

$30 - $40/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Organize a concrete break schedule and plant testing equipment recertification process to comply with Caltrans and ACI * Communicate with plant personnel to maintain proper Batch plant moisture ...

711 Materials, Inc.

Quality Control Technician

Modesto, CA · On-site

$30 - $40/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Organize a concrete break schedule and plant testing equipment recertification process to comply with Caltrans and ACI * Communicate with plant personnel to maintain proper Batch plant moisture ...

711 Materials, Inc.

Quality Control Technician

Modesto, CA

$30 - $40/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Organize a concrete break schedule and plant testing equipment recertification process to comply with Caltrans and ACI * Communicate with plant personnel to maintain proper Batch plant moisture ...

Knife River Corporation

QUALITY CONTROL TECH

Stockton, CA · On-site

$19.75 - $25.25/hr

1. Supervise aggregate production quality assurance and testing process. 2. Conduct Aggregate Testing and Concrete Ready Mix production testing: sampling, aggregate gradation and mixture volumetric ...

Siemens

R&D Laboratory Technician

Livermore, CA · On-site

Prepare, assemble, measure, and inspect for analytical testing. * Data Collection & Analysis: Record experimental observations, calculate formulas, and compile test results accurately within ...

Gehl Food & Beverage

FSQ Lab Technician | 1st Shift

Lathrop, CA · On-site

$22 - $26/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Execute microbiological testing procedures for verifying commercial sterility of finished products. * Execute Environmental Monitoring Program. * Coordinate storage, organization and shipment of ...

Navtech, Inc.

BT/WiFi Sr Engineer

Farmington, CA · On-site

$109K - $150K/yr

... testing, integration testing, and system testing on Android 10 and above versions. * Must be knowledgeable on using BT/WiFi protocol analyzer tools, BT SIG, and WiFi alliance protocol specs.

Terracon

Driller Assistant/Exploration Team Member I

Lodi, CA · On-site

$24.50 - $33.25/hr

In-situ testing techniques may include cone penetration testing (CPT), pressure meter testing, and rock dilatometer testing. Work may also include the installation of instrumentation such as ...

Terracon

Driller Assistant/Exploration Team Member I

Lodi, CA · On-site

$24.50 - $33.25/hr

In-situ testing techniques may include cone penetration testing (CPT), pressure meter testing, and rock dilatometer testing. Work may also include the installation of instrumentation such as ...

Hydraulic Controls

Electrical Engineer

Modesto, CA · On-site

$85K - $95K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Testing and Troubleshooting Discipline - Is comfortable using diagnostic tools, validating system performance, identifying issues, and confirming that finished products meet quality and functional ...

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Showing results 21-40

All JobsTesting JobsTesting Jobs in Stockton, CA

Testing information

What is a testing job?

Testing jobs involve evaluating software, products, or systems to ensure they meet the required standards and function as intended. Individuals in these roles identify bugs, defects, or inconsistencies and work closely with development teams to resolve issues. Testing can be manual or automated and is essential for maintaining quality, improving user experience, and reducing future maintenance costs. Common titles include Quality Assurance (QA) Tester, Software Tester, and Test Engineer.

What are the key skills and qualifications needed to thrive as a software tester, and why are they important?

To thrive as a Software Tester, you need a solid understanding of software development life cycles, test case design, and debugging, usually supported by a degree in computer science or related fields. Familiarity with automated testing tools like Selenium, JIRA, and knowledge of scripting languages are typically required, along with certifications such as ISTQB. Attention to detail, analytical thinking, and strong communication skills help testers identify issues and collaborate effectively with development teams. These skills are vital for ensuring software reliability, quality, and timely delivery in fast-paced tech environments.

What are some common challenges faced by software testers, and how can they overcome them?

Software testers often encounter challenges such as tight deadlines, rapidly changing requirements, and limited information about the product. To overcome these issues, testers can prioritize effective communication with developers and product managers, leverage test automation tools to increase efficiency, and stay adaptable by continuously updating their testing strategies. Proactively seeking clarification and documenting test cases also helps minimize misunderstandings and ensures thorough coverage.

What is the difference between Testing vs Quality Assurance?

AspectTestingQuality Assurance
Primary FocusIdentifying defects in softwarePreventing defects through process improvement
ActivitiesExecuting test cases, bug reportingDeveloping standards, process audits
CredentialsTesting certifications (e.g., ISTQB)Quality management certifications (e.g., Six Sigma)
Work EnvironmentTest labs, software environmentsProcess documentation, meetings

Testing and Quality Assurance are closely related but serve different roles. Testing focuses on finding defects in software, while Quality Assurance aims to improve processes to prevent defects. Both are essential for delivering high-quality products, with Testing being more execution-oriented and QA emphasizing process improvement.

How do I become a testing?

To become a tester, you typically need a background in computer science, software development, or related fields, along with skills in programming, attention to detail, and knowledge of testing tools like Selenium or JUnit. Gaining certifications such as ISTQB can improve job prospects, and experience with manual and automated testing is valuable. Entry-level testers often start with internships or junior roles to build practical skills.

What cities near Stockton, CA are hiring for Testing jobs?

Cities near Stockton, CA with the most Testing job openings:

Testing jobs near you
Infographic showing various Testing job openings in Stockton, CA as of August 2026, with employment types broken down into 76% Full Time, and 24% Part Time. Highlights an 100% In-person job distribution.

Quality Control Technician

711 Materials, Inc.

Modesto, CA

$30 - $40/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 7 days ago

Job description

"OUR PEOPLEAREOUR STRATEGY"

We are growing and in need of a Concrete Quality Control Technician for our 711 Materials, Inc. facility.
Come join a team with a great company culture that offers competitive wages and benefits!! We offerPaid Time Off, Medical, Dental, Vision Care Insurance. We offer a 401k program. A Pension Program, Life Insurance, AD&D and opportunities for growth and development.

The Quality Control Lab Technician is responsible for inspecting production materials, preparing samples, and performing both routine and special laboratory tests to ensure compliance with ASTM and Caltrans standards for ready mix and aggregate materials. This position involves troubleshooting and maintaining accurate, timely records, as well as inspecting and testing materials to support Quality Control functions at 7/11 Materials.

ESSENTIAL DUTIES AND RESPONSIBLITIES:

  • Comply with ASTM, ACI, AASHTO, and Caltrans specifications for sampling and testing construction materials
  • Organize a concrete break schedule and plant testing equipment recertification process to comply with Caltrans and ACI
  • Communicate with plant personnel to maintain proper Batch plant moisture readings for aggregate used in concrete loads
  • Communicate with customers to address quality/performance issues of concrete and aggregate products at job sites or plants
  • Communicate with upper management and outside companies or agencies to report material testing data
  • Maintain working knowledge of Microsoft Office applications to input, evaluate, and report testing material data
  • Maintain working knowledge of Command and Stonemont to help the QC Manager with item code information changes/mix design changes
  • Train rock plant managers, rock plant personnel, and affected ready mix personnel on ACI sampling and testing procedures
  • Supervise mixer drivers on jobsites to ensure they provide a quality product/service and comply with local/project regulations
  • Participate in pre-pour meetings with customers and related staff to organize concrete deliveries and divulge mix/plant info
  • Maintain proper inventory of lab chemicals and tools to supply the main lab and all rock plant testing facilities
  • Apply creative thinking to improve processes and support product development initiatives within operations
  • Travel to intrastate plants to sample and deliver aggregate or cement to local agencies for compliance testing, perform concrete trial batches, and conduct concrete field testing for local projects.
  • Maintain necessary certifications
  • Other duties as assigned


QUALIFICATIONS/EDUCATION:

  • Experience in testing construction materials and/or plant inspection is preferred.
  • Working knowledge of Microsoft Word and Excel.
  • Must have excellent communication skills, both written and verbal.
  • Proven leadership qualities.
  • Must possess the ability to prioritize and handle multiple projects utilizing organizational skills and communication skills.
  • Strong sense of responsibility regarding timely and accurate completion of work and a strong commitment to corporate goals.
  • Must be capable of functioning in a fast-paced and demanding working environment.
  • Ability to travel to different company locations and work sites as needed
  • Previous experience in quality control within the construction industry is preferred
  • A minimum of five years in the aggregate/ready-mix industry is preferred
  • Certifications related to quality control and construction material testing are advantageous.
  • Continuous professional development to stay updated with industry standards and practices is expected.

AFFIRMATIVE ACTION STATEMENT:

Applicants must be currently authorized to work in the United States.

We are proud to be an Equal Opportunity and Affirmative Action employer, and consider qualified applicants without regard to race, color, creed, religion, ancestry, national origin, sex, sexual orientation, gender identity, age, disability, veteran status or any other protected factor under federal, state or local law.

Employment Type: Full-Time

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