About the role#
This internship focuses on industrial hygiene at the CITGO refinery in Lake Charles. You will work alongside safety and health professionals to identify and manage health hazards in the work environment. The position is full-time and available for the Winter, Summer, or Fall 2027 terms.
What you'll do#
- Partner with safety teams to anticipate, recognize, evaluate, and control health hazards.
- Conduct field surveys to verify that control measures meet requirements.
- Perform routine monitoring based on the company exposure assessment strategy.
- Manage air monitoring equipment, including calibration, maintenance, and repairs.
- Review risk assessments and update exposure profiles using monitoring data.
What you'll need#
- Current enrollment as a full-time student in a bachelor’s or master’s program.
- Relevant coursework in Fire Protection and Safety Engineering Technology, Safety, Occupational Health, Emergency Preparedness, Public Health, Chemistry, Biology, or Toxicology.
- Completion of at least 30 semester hours in these fields.
- A minimum GPA of 3.0.
- A valid driver's license.
- Ability to obtain a Transportation Worker Identification Credential (TWIC) card.
Location & details#
- This role is located on-site in Lake Charles, Louisiana.
- This is a paid, full-time internship.
- Sponsorship for work authorization is not provided.
About CITGO
CITGO Petroleum Corporation operates as an independent refiner in the United States. Founded in 1983, the company maintains headquarters in Houston, Texas. It manages three refineries alongside a network of terminals, pipelines, and blending plants. The organization employs over 5,000 people to produce and market fuels, lubricants, and petrochemicals.
How to get in at CITGO
Applying to CITGO early provides a distinct advantage because recruiters review initial submissions before the candidate pool grows too large. Intern Insider sends an instant alert the moment a role matching your target is published, ensuring you can submit your materials among the first applicants. This proactive approach helps you stay ahead of the volume that typically follows a new job posting. You can also improve your response rates by reaching out to the recruiters behind these roles directly to ask about the position or a potential referral. Intern Insider surfaces the specific recruiters managing the hiring process at CITGO, allowing you to move beyond the standard application queue. Connecting with the right person often clarifies the expectations for the role and demonstrates your genuine interest in the company.



