Hazardous- Laboratory Technician

Clean Earth
Houston, TX

Clean Earth is a leading provider of environmental services in the United States providing remediation, disposal, recycling, and beneficial reuse solutions for hazardous and non-hazardous waste, contaminated soil, and dredged material. Our vast portfolio of technologies and services touches nearly every industry that generates waste including energy, infrastructure, commercial, industrial, retail, and healthcare markets.

Every day our teams across the country take a hands-on, dedicated approach to recycling and beneficially reusing waste that would otherwise go into landfills. We value our employees as our most important asset, and this is reflected in many areas across our company including recently being named a 2024 Most Loved Workplace ®. We are committed to creating a positive work culture that fosters growth and development while ensuring the health and safety of our employees.

Why join Clean Earth?

In addition to competitive pay, we also offer:

  • Health benefits available Day 1.
  • 401k available Day 1.
  • 10+ paid holidays/year.
  • Free HAZWOPER training and certification.
  • Overtime opportunities.
  • Ability to be cross-trained into different roles.


This position is responsible for performing lab tests on incoming/outgoing shipments and assists Supervisor with treatability studies. This position includes monitoring safety regulations and the use of equipment, initiating work orders for repairs of equipment and maintaining production logs and QC paperwork. Logging of test results in CORE waste management software.

Primary Responsibilities (Essential Functions):

  • Perform wet chemistry test on inbound/outbound load QC samples.
  • Perform PCB analysis on QC samples.
  • Maintain compliance and comply with Waste Analysis Plan (WAP).
  • Complete and submit QC/QA documents to Operations.
  • File, electronically, the completed QC/QA document.
  • Review QC/QA test results to Waste profile Sheet to determine if results match profile.
  • Process (consolidate) waste samples into larger containers.
  • Package Samples to ship off site for testing.
  • Communicate off-specification materials to managers.
  • Conduct toolbox talks and area inspections.
  • Communicate with Lab QC Supervisor to accomplish daily goals.
  • Perform other reasonably related tasks as assigned by management.
  • High school diploma or GED.
  • 1 or more years of prior experience working in a Laboratory.


Preferred Qualifications:

  • Associates or Bachelor’s degree in Chemistry or an Environmental Sciences field.
  • 2 or more years as a Lab QC Technician.
  • Proficiency with Windows based programs (i.e. Excel and Word).


Clean Earth offers competitive benefits including health, dental, vision, life, and disability insurance plans starting on the first day of employment; paid time off, wellness benefits, employee discount program, tuition assistance, and a 401k with company matching.

We provide equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, veteran status, gender identity, or genetics. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

If you have a difficulty applying for any job posted on Harsco Clean Earth’s website because a disability prevents you from using the online system, Clean Earth offers the following alternate application procedure: Call toll free (833) 209-2659 and leave your name, phone number, city and state of residence. Clean Earth will arrange for an alternate method of applying and will consider your application together with all other applications received for the job. This line is dedicated to disability applications only. No other inquiries will receive a response.

About Clean Earth:

Clean Earth is one of the largest specialty waste companies in the United States providing remediation, disposal, recycling, and beneficial reuse solutions for contaminated soil, dredged material, and hazardous and non-hazardous waste. Our vast portfolio of technologies and services touches nearly every industry that generates waste including energy, infrastructure, commercial, industrial, retail, and healthcare markets.With the largest TSDF network in the country, it is our unique capability of providing a one-source, full-service solution to handle multiple waste streams from a single customer. Our processes are detailed, our due diligence is tireless, and our results provide unmatched recycling and disposal solutions for our customers with the utmost in customer service. Everyday Clean Earth takes a hands-on, dedicated approach to recycling and beneficially reusing waste that would otherwise go into landfills. Allow our team of experts to provide a customized waste disposal and recycling solution for your company, tailored to your needs, and your goals.

Posted 2026-03-20

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