About the role#
The Utilities Engineering Intern supports the safe, reliable, and efficient operation of utility systems at a large brewery. You will work alongside Operations, Maintenance, Reliability, and Process Safety teams to complete field-based engineering assignments. This role focuses on thermal, refrigeration, compressed-gas, water, wastewater, and electrical infrastructure. You will balance structured technical learning with practical project execution under the direction of qualified personnel.
What you'll do#
- Collect and validate field data from control systems, historian trends, meters, maintenance records, and equipment nameplates.
- Develop or update utility mass and energy balances, piping and instrumentation diagrams, and equipment inventories.
- Analyze performance indicators such as boiler efficiency, energy intensity, power factor, and system availability.
- Assist with equipment troubleshooting and root-cause analysis using methods like 5 Whys or fishbone diagrams.
- Support preventive and predictive maintenance improvements, including task reviews and spare-parts identification.
- Participate in improvement projects from problem definition through data collection and commissioning support.
- Identify opportunities to reduce energy, water, and chemical use while protecting product quality.
- Prepare technical reports, calculations, and recommendations for leadership.
- Follow all brewery safety rules, permit systems, and personal protective equipment requirements.
- Participate in the corporate intern program, including team-building activities and a final project presentation.
What you'll need#
- Currently pursuing a bachelor’s degree in Mechanical, Chemical, Electrical, Environmental, or Industrial Engineering.
- Completed your junior year before the internship start date.
- Minimum cumulative GPA of 3.0.
- At least 21 years of age as of 5/17/27.
- Working knowledge of Microsoft Excel, Word, and PowerPoint.
- Ability to read and interpret technical drawings and engineering calculations.
- Strong analytical, problem-solving, and communication skills.
- A valid passport and the ability to travel to breweries in Mexico for 2 to 3 day trips.
- Coursework or project experience in areas such as thermodynamics, fluid mechanics, refrigeration, or water treatment.
- Experience with data analysis, AutoCAD, or engineering calculation tools is a plus.
- Ability to sit, stand, and walk through a large industrial site, climb stairs, and lift up to 25 pounds.
- Ability to work in industrial conditions including noise, temperature variation, and outdoor weather.
Location & details#
- Location: San Antonio, Texas.
- Term: Summer 2027.
- Modality: On-site, full-time.
- Compensation: $22.00 - $28.00 per hour.
About Constellation Brands
Constellation Brands is an international producer and marketer of beer, wine, and spirits. Founded in 1945, the company maintains operations across the United States, Mexico, New Zealand, and Italy. It manages a portfolio that includes brands such as Corona Extra, Modelo Especial, Robert Mondavi Winery, and High West Whiskey. The organization is headquartered in Rochester, New York, and employs nearly 6,000 people.
How to get in at Constellation Brands
Securing an internship at Constellation Brands requires a proactive approach to the application timeline. Because early applicants often receive more attention before the candidate pool expands, Intern Insider sends an instant alert the moment a role matching your target is published. This allows you to apply among the first and ensures your materials are seen early in the process. Reaching out to the right people can also make a difference in your visibility. Intern Insider surfaces the recruiters behind the company's roles so you can contact them directly to ask about the position or a referral. This direct outreach often improves response rates compared to submitting an application into a general queue.
