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Drug Testing Laboratory Jobs in Texas (NOW HIRING)

We go beyond Testing, Inspection and Certification of products: we are a Total Quality Assurance ... Intertek is a drug-free workplace. As a condition of employment, certain positions may be required ...

We are seeking a detail-oriented Laboratory Technician to support laboratory testing and analysis ... Must successfully pass pre-employment background screening and drug screening. * Must be authorized ...

Accountable for keeping the lab management informed of all laboratory testing issues and needs ... Safety Sensitive position that requires pre-employment, random and annual drug and alcohol testing ...

... laboratory, logistics, and field teams WORK AUTHORIZATION This position requires proof of United States citizenship or authorization to work in the United States. DRUG TESTING POLICY Selected ...

... laboratory, logistics, and field teams WORK AUTHORIZATION This position requires proof of United States citizenship or authorization to work in the United States. DRUG TESTING POLICY Selected ...

Perform microbiological plating and pathogen testing on product and environmental samples ... To assist in achieving that goal, we conduct drug, alcohol, and background checks for all new team ...

Perform microbiological plating and pathogen testing on product and environmental samples ... To assist in achieving that goal, we conduct drug, alcohol, and background checks for all new team ...

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Drug Testing Laboratory information

See Texas salary details

$11

$20

$31

How much do drug testing laboratory jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for drug testing laboratory in Texas is $20.99, according to ZipRecruiter salary data. Most workers in this role earn between $17.02 and $22.60 per hour, depending on experience, location, and employer.

What is the difference between Drug Testing Laboratory vs Drug Testing Technician?

AspectDrug Testing LaboratoryDrug Testing Technician
CredentialsLaboratory certifications, scientific degreesTraining in sample collection and testing procedures
Work EnvironmentLaboratories, controlled settingsCollection sites, clinics, workplaces
Industry UsageConducts complex analyses, quality controlPerforms sample collection, initial testing

The Drug Testing Laboratory focuses on detailed analysis and lab-based testing, requiring scientific credentials. In contrast, the Drug Testing Technician primarily handles sample collection and preliminary testing in field or clinical settings. Both roles are essential in the drug testing industry but differ in responsibilities and work environments.

What is a drug testing laboratory?

A drug testing laboratory is a specialized facility that analyzes biological samples, such as urine, blood, hair, or saliva, to detect the presence of drugs or their metabolites. These labs use advanced scientific equipment and strict protocols to ensure accurate and reliable results. Drug testing laboratories are commonly used by employers, law enforcement, sports organizations, and healthcare providers to monitor compliance, ensure safety, or diagnose substance use. Qualified technicians and scientists oversee the process to maintain the integrity and confidentiality of the testing.

What are common challenges faced by professionals working in a drug testing laboratory, and how can they be addressed?

Professionals in a drug testing laboratory often face challenges such as maintaining strict chain-of-custody procedures, ensuring accuracy under tight turnaround times, and staying current with evolving testing technologies and regulations. Addressing these challenges requires meticulous attention to detail, ongoing training, and clear communication within the team. Working in a collaborative environment with well-defined protocols helps minimize errors and ensures reliable results, which are critical for compliance and client trust.

What are the key skills and qualifications needed to thrive as a drug testing laboratory technician, and why are they important?

To thrive as a Drug Testing Laboratory Technician, you need a solid background in chemistry or biology, attention to detail, and typically a relevant degree or certification in laboratory sciences. Familiarity with analytical instruments such as gas or liquid chromatography systems, laboratory information management systems (LIMS), and adherence to regulatory protocols like CLIA or ISO standards is essential. Strong organizational skills, integrity, and clear communication help ensure accuracy and maintain chain-of-custody procedures. These abilities are crucial to guarantee precise, reliable test results and uphold the credibility and legal compliance of the laboratory.
What job categories do people searching Drug Testing Laboratory jobs in Texas look for? The top searched job categories for Drug Testing Laboratory jobs in Texas are:
What cities in Texas are hiring for Drug Testing Laboratory jobs? Cities in Texas with the most Drug Testing Laboratory job openings:
Infographic showing various Drug Testing Laboratory job openings in Texas as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 20% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $43,661 per year, or $21 per hour.

Laboratory Manager-Petroleum

Intertek

Corpus Christi, TX • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 5 days ago


Intertek rating

7.9

Company rating: 7.9 out of 10

Based on 78 frontline employees who took The Breakroom Quiz

49th of 120 rated laboratories


Job description

Lab Manager, Petroleum Products - Onsite

Intertek, a leading provider of quality and safety solutions to many of the world's top-recognized brands and companies, is actively seeking a Lab Manager to join our Caleb Brett team, on site, in Corpus Christi, TX  This is a fantastic opportunity to expand a versatile career in the Inspection and Lab Testing business, with Intertek, a Global and Award-winning leader in the ATIC Industry!

Intertek Caleb Brett provides specialized Cargo inspection and analytical assessment services to the oil and gas, chemical and other commodities markets. With a global network of laboratories, 24/7 availability, and more than 130 years of exceptional customer service, our customers receive independent inspection and testing with industry-leading customer service.

Intertek / Caleb Brett is continually innovating and evolving to reduce risk for consumers, brands and organizations in every sector and industry around the world. We go beyond Testing, Inspection and Certification of products: we are a Total Quality Assurance Provider to industries worldwide. Our Purpose: Bringing quality, safety, and sustainability to life.

What are we looking for?

The Laboratory Manager is responsible for Quality Management, Health, Safety and Environmental Compliance, Legal and Ethical Compliance, and Training.

Shift/Schedule:   8 am to 5 pm Daily, Mon Thru Fri with occasional OT

Salary & Benefits Information:

In addition to competitive compensation packages, when working with Intertek you can expect benefits including medical, dental, vision, life, disability, 401(k) with company match, generous vacation / sick time (PTO), tuition reimbursement and more.

What you'll do:

  • Render to clients an accurate, rapid, and efficient testing service of indisputable integrity
  • Provide adequate supervision of testing and review of results
  • Ensure that adequate calibrated equipment and trained personnel are available for all jobs
  • Perform Laboratory employee performance, maintains discipline and recommends hiring and dismissal
  • Seek new business
  • Be a positive company representative to clients
  • Set a positive example for all employees through your professional behavior and foster a professional atmosphere
  • Carry out all responsibilities in a supportive manner with adherence to the Company's Safety Policy and Procedures, Quality Management System, Ethics Policy, Environmental Management System, Vision and Strategy
  • Exercise good judgement, common sense, and diplomacy in the lab and with managing the team 

This position outline is a general guideline and does not represent all encompassing details. The position assumes that the incumbent has both the mental and physical requirements to carry out the above defined duties. 

Minimum Requirements & Qualifications:

  •  Excellent written and verbal communication skills
  •  Strong Leadership skills
  •  Ability to lead and motivate employees to actively support the objectives of the laboratory
  •  Organized with time management skills
  •  Experience in handling chemical and petroleum products
  •  Protocol, procedure and safety oriented
  •  Understand the significance of the data generated by test methods
  •  3-5 year minimum, specifically in GC lab experience, is required
  • Valid Driver's License with reliable driving record is required
  • Minimum one year of managerial experience within a petroleum laboratory 
  • Minimum Five (5) years of hands-on working experience in a petroleum laboratory 

Preferred Requirements & Qualifications:

  • A college degree in chemistry from an accredited college or university is a plus!

Intertek: Total Quality. Assured.

Intertek is a world leader in the Quality Assurance market, with a proven, high-quality business model and a global network of customer-focused operations and highly engaged subject matter experts. With passion, pace, and precision we work to exceed our customers' expectations, while engaging with our employees to be 10X in their performance and professional growth.

Intertek is a drug-free workplace. As a condition of employment, certain positions may be required to pass a pre-employment drug test based on the type of work that will be performed.

We Value Diversity

Intertek's network of phenomenal people are our greatest assets, and the diversity they bring fuels our success. Intertek is an Equal Employment Opportunity Employer that values inclusion and diversity. We take affirmative action to ensure all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or other legally protected characteristics.

For individuals with disabilities who would like to request accommodation, or who need assistance applying, please email intertekhrusa@intertek.com or call 1-877-694-8543 (option #5) to speak with a member of the HR Department.

#LI-CL1

*Intertek does not accept unsolicited approaches from agencies and will not pay a fee for any placement resulting from the receipt of an unsolicited resume.     

Intertek is a leading Total Quality Assurance provider to industries worldwide. Our network of more than 1,000 laboratories and offices in more than 100 countries, delivers innovative and bespoke Assurance, Testing, Inspection and Certification (ATIC) solutions for our customers' operations and supply chains. Working at Intertek means joining a global network of state-of-the-art facilities and passionate people who deliver superior customer service with a purpose of bringing quality, safety, and sustainability to life. Intertek Caleb Brett is leading Total Quality Assurance provider to industries worldwide and experts in qualitative and quantitative analytical assessment services to the oil and gas, chemical, and other commodities markets. With international 24/7/365 service and coordination coverage, we treat each cargo as if it were our own.

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