Job Posting Date:

Sep 9, 2026

Location:

Corpus Christi, TX, US, 78469 #job-location.job-location-inline { display: inline; }

Job Function:

Environmental

CITGO PETROLEUM CORPORATION CITGO

Petroleum Corporation is a recognized leader in the refining industry and operates under the well-known CITGO brand. CITGO owns and operates three refineries located in Lake Charles, LA.; Lemont, IL.; and Corpus Christi, TX, and wholly and/or jointly owns 43 active terminals, nine pipelines and three lubricants blending and packaging plants. With approximately 3,300 employees and a combined crude capacity of approximately 829,000 barrels-per-day (bpd), positions CITGO as one of the best-branded supplier companies in the industry. At CITGO our people are our most important resource. Our core values are Safety, Integrity, Respect, Accountability, and Care. Job Summary The Engineering intern will become familiar with the refinery organization and work processes while learning refinery safe work practices. The Engineering Intern will assist with technical services, support the development of engineering packages, conduct basic research, and update engineering records and databases. This position is a paid 11-week summer internship. A presentation covering all aspects of the internship experience and accomplishments will be expected at the end of the term. Minimum Qualifications Must be enrolled in an Environmental or Chemical Engineering Bachelor's Degree program Full-time Engineering student with at least 30 hours completed (Sophomore, Junior, or Senior) or enrolled (at least part-time) in a graduate level program. Must have an overall GPA of 3.0 or above Available to work forty hours (40) per week Must have current valid driver's license Candidate must possess strong analytical and communication skills and be able to work in a team environment Transportation Worker Identification Credential (TWIC) Eligibility Job Duties Monitor process information for compliance with regulatory requirements. Assist in gathering and analyzing data for report submittal to agencies. Work with Automation and Instrumentation Group to resolve issues with process tags and continuous emission monitoring systems. Assist in coordinating cooling tower compliance monitoring and performance testing for equipment by working with operations and contractors. Work closely with Environmental Engineers/Environmental Advisors and other business units. Job duties displayed above are not all-inclusive, site-specific responsibilities may be assigned. Here are the incentives we offer: Remote Work options available for eligible positions Options are department and/or location specific 9/80 Work Schedule Option (where applicable) Annual Vacation Incentive (40-120 hours of additional pay) for Eligible Employees Paid Vacation Time Company-Paid Holidays Caregiver Leave Excellent 401(k) Match Pension Plan Performance Incentive Company-Paid Sick Leave and Long-Term Disability Medical, Dental, & Vision Plans; FSA and HSA options Company-Paid Life Insurance for Active Employees Healthy Rewards Program Service Awards Program Educational Assistance Plan Dependent Children Scholarships Reimbursement for Gym Membership Employee Discount Programs On-site Health Clinic (select locations) On-site Cafeteria (select locations) On-site Credit Union and ATM (Corporate office only) On-site Fitness Center (select locations)

PLEASE NOTE ALL JOBS DO NOT QUALIFY FOR ALL PERKS

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or disability. Requisition

ID - 2125

Nearest Major Market:

Corpus Christi