Construction Materials Testing Laboratory Technician (Flex)

kleinfelder· CoMET/CM/Field/Lab
Apply Now ↗
📍 San Diego, CA, USOTHER💰 USD 17–24

About this role

Job Description

 

Take Your Construction Career to the Next Level! 

Kleinfelder, a Forbes' Top Employer for Engineers in North America, is committed to a people-first culture, technical excellence, and creating opportunities where employees can thrive!

 

Are you ready to be challenged, make a difference, and experience professional growth in your career? Kleinfelder's Construction Services team is looking for you! From construction management and observation/inspection services to laboratory testing and materials and forensic engineering, our Construction Services market helps to develop and maintain America's infrastructure and supply chain and is a recognized industry leader with more than 25 accredited laboratories.  

 

Step into Your New Role

Kleinfelder is seeking a Laboratory Construction Materials Testing Technician to join our San Diego, California team on a flex basis.

 

This position supports the laboratory testing of construction materials for conformance with applicable project plans, specifications, and engineering requirements. The selected candidate will perform laboratory testing on soils, asphalt, aggregates, and concrete materials, and assist with general laboratory operations as assigned.

 

This is an excellent opportunity for an individual interested in developing a career in construction materials testing, geotechnical engineering support, and laboratory operations.

 

Essential Duties and Responsibilities

Responsibilities include, but are not limited to, the following:

  • Perform routine to moderately complex laboratory testing on construction materials, including:
    • Soils
    • Asphalt
    • Aggregates
    • Concrete
  • Prepare, label, and organize test specimens and samples
  • Accurately document and record test data and results
  • Maintain laboratory equipment, tools, and testing areas in clean and operational condition
  • Assist with receiving, handling, and tracking incoming samples
  • Follow applicable laboratory procedures, standards, and safety requirements
  • Support additional laboratory and project-related tasks assigned by the supervisor or laboratory management

Minimum Qualifications

Candidates must possess the following qualifications:

  • High school diploma or equivalent
  • Valid driver’s license with a clean driving record
  • Ability to pass a drug screening
  • Ability to work effectively both independently and as part of a team
  • Strong attention to detail and organizational skills
  • Willingness to learn and develop technical skills
  • Ability to work construction-related schedules, including occasional night shifts and weekends as needed
  • Ability to travel locally to support project assignments when required

Preferred Qualifications

The following certifications are preferred but not required at the time of hire. Candidates must be willing and able to obtain them as part of their professional development:

  • ACI Concrete Laboratory Testing Technician
  • Caltrans Certifications

Technical Skills

Candidates should possess basic computer proficiency and general working knowledge of:

  • Microsoft Word
  • Microsoft Excel
  • Microsoft Outlook

Work Environment

This position is primarily based in the San Diego Office Laboratory. Work may occasionally require local travel to support project needs. The role may involve standing for extended periods, lifting and handling testing materials, and working in a laboratory and construction-related environment.

 

Professional Development

Kleinfelder is committed to supporting employee growth and career advancement. The selected candidate will have opportunities to expand technical knowledge and obtain industry certifications through:

  • Company-supported training
  • On-the-job mentoring
  • Professional development opportunities

This position offers a strong foundation for a long-term career within a highly successful and growing team.

 

Move Forward with Kleinfelder

Kleinfelder has been connecting great people to the best work since 1961. We are engineers, scientists, and construction professionals providing solutions that improve our clients' transportation, water, energy, and other private infrastructure. As a responsive, cross-disciplinary team of bright, curious, and innovative problem-solvers, we are dedicated to doing the right thing, every day, on every project from over 85 offices in the US, Canada, and Australia. Connecting great people to the best work is our purpose - together, we deliver.

 

Progress with an Employer that Values You

Kleinfelder is an inclusive organization free from discrimination. We are a stronger organization when we are a diverse workforce and believe that through diversity, equity, and inclusion comes creativity, innovation, and unity. We are proud to offer the following:

 

Benefits: Kleinfelder offers an excellent compensation and benefits package, including: medical, dental, vision, life insurance, 401(k) plan, and paid holidays. The expected hourly pay range for the position is displayed in accordance with the California Pay Scale Disclosure Law. Final agreed upon compensation is based upon individual qualifications and experience. Hourly range: $17.25 - $24.30 per hour.

 

Career Development: We are committed to investing in the professional development of our staff, offering each employee every opportunity to grow, develop, and take control of their career paths. We support these efforts through reimbursements for continuing education as well as many of the expenses associated with trainings and certifications, and opportunities for career development through our internal Mentoring Program.

 

 

Equal Opportunity: Kleinfelder is an Equal Opportunity Employer - Minorities/Women/Disabled/Veterans. (Compliant with the new VEVRAA and Section 503 rules).

 

NOTICE TO THIRD PARTY AGENCIES 

Please note that Kleinfelder does not accept unsolicited resumes from recruiters or employment agencies. In the absence of a signed Recruitment Fee Agreement, Kleinfelder will not consider or agree to payment for any referral compensation or recruiter fee. In the event a recruiter or agency submits a resume or candidate without a previously signed agreement, Kleinfelder explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency. Any unsolicited resume, including those submitted to hiring managers, are deemed to be the property of Kleinfelder.

 

 

Frequently Asked Questions

What is the salary for the Construction Materials Testing Laboratory Technician (Flex) role at kleinfelder?
The listed salary for this Construction Materials Testing Laboratory Technician (Flex) position at kleinfelder is USD 17–24. This is an OTHER role.
Where is the Construction Materials Testing Laboratory Technician (Flex) position at kleinfelder located?
This Construction Materials Testing Laboratory Technician (Flex) role at kleinfelder is based in San Diego, CA, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Construction Materials Testing Laboratory Technician (Flex) role at kleinfelder full-time or part-time?
This is listed as a OTHER position. It is posted as a Construction Materials Testing Laboratory Technician (Flex) role in the CoMET/CM/Field/Lab department at kleinfelder.
Which team or department does the Construction Materials Testing Laboratory Technician (Flex) at kleinfelder belong to?
This Construction Materials Testing Laboratory Technician (Flex) position is part of the CoMET/CM/Field/Lab department at kleinfelder. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Construction Materials Testing Laboratory Technician (Flex) position at kleinfelder?
Click the "Apply Now" button on this page. You will be redirected to kleinfelder's official application portal hosted on icims where you can submit your application directly.
When was the Construction Materials Testing Laboratory Technician (Flex) job at kleinfelder posted?
This Construction Materials Testing Laboratory Technician (Flex) position at kleinfelder was posted on Aug 17, 2026. Apply as soon as possible — early applications are often reviewed first.
Construction Materials Testing Laboratory Technician (Flex)
kleinfelder · 💰 USD 17–24
Apply for this role ↗

You'll be redirected to kleinfelder's official application page on icims.