Mechanical Engineer Intern

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    CITGO

    CITGO is a refiner, transporter and marketer of transportation fuels, lubricants, petrochemicals and industrial products

    1,001-5,000 employeesFounded 1983Houston, TXOil and Gas
    Actively hiringPaidrollingOil and Gas
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    Best applied by Sep 15

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    About the role#

    As a Mechanical Engineer Intern, you will support project engineering activities at our Corpus Christi facility. You will gain hands-on experience by working with fixed and rotating equipment, as well as reliability and integrity management programs. This role involves a mix of office-based documentation work and field-based observation to support ongoing engineering projects.

    What you'll do#

    • Assist with project engineering tasks ranging from simple to moderate complexity.
    • Review engineering documentation, including P&IDs, site plans, piping schematics, and mechanical or civil detail drawings.
    • Create job scopes for active projects and update engineering specifications.
    • Edit the engineering training manual to align with current practices.
    • Support equipment reliability and integrity plans through updates and creation.
    • Consult with Senior Project Engineers and managers on technical tasks.
    • Conduct site visits to witness activities, verify project scopes, and observe inspection or construction work.

    What you'll need#

    • High School Diploma.
    • Current enrollment in an accredited Mechanical, Civil, or Chemical Engineering program.
    • Sophomore, Junior, or Senior academic standing.
    • Minimum 3.0 GPA.

    Location & details#

    • Location: Corpus Christi, Texas.
    • Schedule: Full-time.
    • Modality: On-site and hybrid options available.
    • Compensation: Paid internship.
    • Sponsorship: Not available.

    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.

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    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.

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