Intern – Lab Assistant Toxicology

Company Overview:

At Labcorp, we believe in the power of science to change lives. We are nearly 70,000 people across 100 countries who are harnessing science for human good. Our work combines unparalleled diagnostic laboratories, drug development capabilities and commercial innovations. Together, we fuel scientific breakthroughs and deliver more than 160 million medical test results that help guide treatment decisions, accelerate patient care and change lives.

Join us in our pursuit of answers.

Labcorp 2026 Global Internship Program

Exciting Internship Opportunity – Toxicology Lab Assistant in Houston, TX!

Join Labcorp’s 2026 Global Internship Program and take the first step toward a meaningful career in healthcare innovation! We’re looking for motivated students to be part of a dynamic 11-week paid internship where you’ll work on impactful projects and gain real-world experience, all while supporting our mission to improve health and improve lives.

Internship 2026 Dates: June1, 2026 – August 14, 2026

About the Program:

As a Labcorp intern, you’ll be immersed in hands-on work that complements your academic background. In addition to your project work, you’ll gain valuable exposure to Labcorp’s global business, culture, and leadership through:

• Enterprise-wide learning experiences that introduce you to key business functions across Labcorp

• Leadership exposure and visibility, including direct interaction with senior leaders

• An immersive, in-person intern event June 2 - 4, 2026 designed to connect you with peers and deepen your understanding of our mission

• Senior leader speaker sessions offering insights into strategy, innovation, and career growth

• Continuous opportunities to connect and grow, from intern cohort communication channels and LinkedIn Learning resources to professional development sessions and storytelling opportunities that highlight your internship journey

• Connection to Labcorp’s inclusive culture through engagement with our employee resource groups (ERGs) and values-driven community initiatives

• Dedicated mentoring connections to guide your growth, provide career advice, and support your internship journey

Internship Details

• Duration: 11 weeks, full-time

• Dates of Internship: June 1, 2026 - August 14, 2026

• Location: Houston, TX  

• Hours: Monday - Friday:  7:00am – 3:30pm  

• Compensation:   Paid internship; relocation assistance available for qualified candidates

• Eligibility: Preferred candidates are rising juniors and seniors (Dec 2026 through June 2028 graduation) who are currently enrolled in a relevant degree program; however, all current students pursuing related studies are encouraged to apply.

Why Labcorp? In 2025, we welcomed over 300 interns across our global offices. As part of the 2026 cohort, you’ll join a diverse community of future leaders working to shape the future of diagnostics, biopharmaceutical lab services, corporate functions, and healthcare delivery.

Ready to make a difference? Apply now to launch your career and create real impact for patients worldwide. #FutureofLabcorp

About the Team: 

The toxicology lab in Houston, Texas operates a SAMHSA-certified drug testing laboratory and CAP and CLIA-certified clinical laboratory. Our comprehensive laboratory and testing services coupled with our commitment to excellent customer service ensures that our clients’ testing programs operate as efficiently and effectively as possible. We are committed to building strong relationships with our clients; being responsive to their questions and adaptable to their needs.

Internship Assignment Summary: 

• Perform tasks within multiple departments/areas of the Toxicology laboratory to include:

  • Receiving/Accessioning of specimens

  • Aliquoting of specimens for initial and confirmatory testing

  • Assisting Technologists with management of workflow and re-filling of reagents and QC (Screening, Extractions and Mass Spectrometry)

  • Loading and unloading of initial testing batches onto the screening instrumentation in accordance with Standard Operating Procedures (SOP) and supervisor guidance (Screening)

  • Maintain inventory of laboratory or instrument supplies and reagents. Notify appropriate personnel or supervisor of any shortages

  •  Follow proper chemical waste disposal procedures, and handling of chemicals according to the safety manual and Material Safety Data Sheet (MSDS) protocols

  • Follow chain of custody procedures with accuracy and consistency. Verify chain of custody and specimens received.

• Perform and record instrument and equipment temperature, maintenance and function checks.

• Understand and comply with all laboratory and safety policies.

Education/Qualifications/Skills:

• Working towards bachelor’s degree in chemistry, biochemistry, biology

• Chemistry lab experience/ proficiency preferred

• Mass spectrometry experience preferred

• Has experience delivering multiple projects in an academic or professional setting

• Ability to collaborate with various stakeholders and internal/external colleagues

• Must be able to perform work with a high degree of accuracy and attention to detail

• Demonstrated ability to work effectively in fast paced, high-volume environment and while prioritizing and manage multiple tasks

• Able to work independently under general supervision

• Expressed desire and interest to work in a laboratory as a technologist after completing an undergraduate degree

• Must be able to regularly lift, carry, and rotate/turn with up to thirty pounds

• This position is not eligible for visa sponsorship

Benefits: Employees regularly scheduled to work 20 or more hours per week are eligible for comprehensive benefits including: Medical, Dental, Vision, Life, STD/LTD, 401(k), Paid Time Off (PTO) or Flexible Time Off (FTO), Tuition Reimbursement and Employee Stock Purchase Plan.  Casual, PRN & Part Time employees regularly scheduled to work less than 20 hours are eligible to participate in the 401(k) Plan only. For more detailed information, please click here. 

Labcorp is proud to be an Equal Opportunity Employer:

Labcorp strives for inclusion and belonging in the workforce and does not tolerate harassment or discrimination of any kind. We make employment decisions based on the needs of our business and the qualifications and merit of the individual. Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), family or parental status, marital, civil union or domestic partnership status, sexual orientation, gender identity, gender expression, personal appearance, age, veteran status, disability, genetic information, or any other legally protected characteristic. Additionally, all qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law. 

We encourage all to apply

If you are an individual with a disability who needs assistance using our online tools to search and apply for jobs, or needs an accommodation, please visit our accessibility site or contact us at Labcorp Accessibility. For more information about how we collect and store your personal data, please see our Privacy Statement.