Environmental Science Jobs in O Fallon, IL (NOW HIRING)

2026 Summer Internship: Environmental Technician - St. Louis, Missouri

Intertek, a leading provider of quality and safety solutions to many of the world's top-recognized brands and companies, is actively seeking an Intern to join our Environmental team in Saint Louis, Missouri for the summer. This is a fantastic opportunity to grow a versatile career in the environmental consulting industry! 

Intertek's Building and Construction division is a suite of Intertek brands that are industry leaders across multiple architecture, engineering and construction disciplines, developing the most innovative product and project solutions. Intertek's project-related assurance, testing, inspection and consulting services are the risk management and quality assurance partner you need to ensure the reliability, safety and performance of your new developments, existing assets and facilities.  

Professional Service Industries, Inc. (Intertek-PSI) is a leading US based provider of construction assurance, testing and inspection in civil and commercial construction. Our broad service offering includes construction materials testing, geotechnical services, environmental engineering, industrial hygiene, and specialty testing. 

What are we looking for? 

The Environmental Technician Intern will assist with asbestos, lead-based paint, and mold surveys, abatement monitoring, and clearance sampling. They will also support Phase I Environmental Site Assessments, Phase II subsurface investigations, and remedial site activities. This position could potentially require: OT and Off-Shift work depending on the clients requirements 

Shift/Schedule: Monday - Friday, 40 hours per week, can vary depending on workload  

What you'll do: 

• Asbestos/Lead Based Paint/Mold Surveys 
• Asbestos/Lead Based Paint/Mold Abatement Monitoring 
• Asbestos/Lead Based Paint/Mold Clearance Sampling 
• Assist with Phase I Environmental Site Assessments (ESAs) 
• Assist with Phase II/Subsurface Investigations 
• Assist with Remedial Action Site Activities 

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: 

• High School Diploma or GED equivalent 
• Currently pursuing a degree in Environmental Science / Biology / Other applicable science related degree  
• Good oral and written communication skills  
• Must be able to lift items with weights more than 40 pounds multiple times as needed to complete project requirements 
• Valid Driver's License and reliable driving recordrequired 

Physical Requirements: 

• Ability to lift, move, push and pull 30 to 50 pounds frequently. Occasionally, over 50 pounds with assistance. 
• Ability to receive detailed information through oral communication, (hearing) and to make the discriminations in sound 
• Ability to kneel and squat occasionally 
• Ability to walk and stand for long periods of time 
• Ability to work outdoors in adverse weather conditions (hot and cold) 
• Ability to climb occasionally 

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 peopleare 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 emailhr.eeo@intertek.comor call 1-877-694-8543 (option #5) to speak with a member of the HR Department. 

#LI-SM1 

CA-SM 

*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. The Building & Construction team provides assurance, testing, inspection, and certification services and building science solutions to deliver Total Quality Assurance to the built environment. The team offers the architectural, engineering and construction (A/E/C) industry with a full suite of capabilities both in the lab and on site.