top of page

Laboratory/Field Technician



CarbonBuilt addresses climate change by permanently and cost-effectively storing CO₂ in concrete. Our innovative Reversa technology was awarded the grand prize in the NRG COSIA Carbon XPRIZE competition in 2021, and we are presently focused on making the leap from two successful pilot demonstrations to our first commercial plant. At CarbonBuilt, our employees will have the opportunity to make a global and long-lasting impact on the defining challenge of our time – climate change. As we prepare for our commercial introduction, CarbonBuilt is seeking a laboratory and field technician to join our rapidly growing team.

Working out of our Los Angeles laboratory, you will work directly with CarbonBuilt’s engineering team to prepare, test and validate innovative concrete formulations using industry standard test methods. You will also assist with testing of materials and finished products at project sites.



  • Prepare concrete/mortar/paste mixtures at lab scale

  • Evaluate properties (e.g. compressive strength) of fresh and hardened concrete samples in the laboratory and field

  • Travel to project sites. This could include early morning, evening and weekend work as appropriate (for up to 2-3 months per year; e.g. 4-6 2-week trips)

  • Maintain & calibrate testing equipment

  • Other duties as assigned by Head of Engineering



At least 2 years of relevant professional experience in or with:

  • Sampling and testing concrete and constituent materials in the laboratory

  • Field testing of concrete products (note: desirable, but not necessary)

  • ACI/NRMCA certifications (note: desirable, but not necessary)

  • Maintaining accurate records

  • Operation of jobsite tools (note: desirable, but not necessary)

  • Familiarity with industry standards and test methods

  • Competent in MS Office and/or Google Suite tools


Benefits: Medical/dental/vision insurance. Unlimited leave. 

Salary: $55,000 - $80,000 a year

Lab location: Los Angeles, CA 90095

If you meet the above requirements and are interested in this position, please provide (as PDFs): a detailed resume and a short personal statement explaining your relevant experience and interests.

Click the APPLY FOR THIS JOB button above. 

bottom of page