INTERNSHIP DETAILS

Harvest Lab Technician - The Prisoner Wine Company

CompanyConstellation Brands
LocationSt. Helena
Work ModeOn Site
PostedApril 22, 2026
Internship Information
Core Responsibilities
The lab technician will perform routine and advanced chemical and physical analyses on juices, wines, and spirits to ensure product quality and compliance. They will also maintain laboratory equipment, prepare reagents, and document findings to support production process improvements.
Internship Type
full time
Salary Range
$23 - $24
Company Size
5908
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
Constellation Brands (NYSE: STZ) is a leading international producer and marketer of beer, wine, and spirits with operations in the U.S., Mexico, New Zealand, and Italy. Our mission is to build brands that people love because we believe elevating human connections is Worth Reaching For. It’s worth our dedication, hard work, and calculated risks to anticipate market trends and deliver more for our consumers, shareholders, employees, and industry. This dedication is what has driven us to become one of the fastest-growing, large CPG companies in the U.S. at retail, and it drives our pursuit to deliver what’s next. Every day, people reach for our high-end, imported beer portfolio anchored by the iconic Corona Extra and Modelo Especial, a flavorful lineup of Modelo Cheladas, and favorites like Pacifico, and Victoria; our exceptional wine brands including The Prisoner Wine Company, Robert Mondavi Winery, Kim Crawford, Schrader Cellars, and Lingua Franca; and our craft spirits brands such as Casa Noble Tequila and High West Whiskey. As an agriculture-based company, we strive to operate in a way that is sustainable and responsible. Our ESG strategy is embedded into our business and we focus on serving as good stewards of the environment, investing in our communities, and promoting responsible beverage alcohol consumption. We believe these aspirations in support of our longer-term business strategy allow us to contribute to a future that is truly Worth Reaching For.
About the Role

Job Description

Company Summary  

We’re the producers, creators and marketers of beer, wine and spirits brands that people love. At Constellation Brands, we’re driven to push boundaries and think beyond today to deliver products and experiences that resonate now, tomorrow and well into the future. Because of this approach, we’re the fastest-growing large CPG company in the U.S. at retail, with operations in the U.S., Mexico, New Zealand and Italy. Our premium portfolio of iconic brands like Corona Extra, Modelo Especial, Kim Crawford, Robert Mondavi, The Prisoner, High West Whiskey, and more driving industry-leading growth for us today. But we’re just getting started. Our ability to stay at the forefront of consumer trends has fueled our success since our founding in 1945 and will guide us in creating the next generation of products and experiences Worth Reaching For.

Position Summary

We are looking for a Lab Technician with the desire to participate in hands-on learning in the wine industry during Harvest 2026.  Validate compliance to product specifications and adherence to GMP’s through routine and advanced chemical analyses on juices, wines, Spirits, and other Company products.  Communicate with and provide feedback to production team members to facilitate process improvement. This position follows standard work methods and practices safe work habits to ensure production is as efficient and safe as possible.

This is a temporary assignment, generally between August through November. Schedules are determined on an as needed basis to keep up with grape processing. This may include weekend work, and overtime.

Responsibilities:

  • Learn and follow all laboratory work instructions and safety procedures.
  • Standardize equipment as needed and ensure it is working properly.
  • Perform accurate routine and advanced chemical and physical analysis on wines, juices, concentrates and other company products.
  • Collect samples from tanks and barrels, prepare samples for analysis.
  • Prepare reagents and standard solutions.
  • Prepare, maintain, and distribute required reports and records.
  • Contribute to producing quality products by completing assignments in a safe, efficient and valuable manner.
  • Maintain lab cleanliness and a safe, sanitary working environment.
  • Compliance with all Company policies and procedures.

Minimum Qualifications

  • Ability to work from August through the end of November.
  • Ability to work various shifts including weekends and overtime
  • Recent graduate or pursuing a degree in Food Science, Chemistry or related field
  • Strong knowledge of analytical procedures.
  • Strong knowledge of mathematics.
  • Strong attention to detail and ability to precisely follow directions.
  • Experience in computer applications (Excel, Word, and Outlook).

Preferred Qualifications

  • Previous lab experience
  • Knowledge of various wine types
  • Ability to handle multiple tasks. 
  • Strong interpersonal skills.

Physical Requirements/Work Environment

  • Works outdoors/indoors
  • Works in warm/cold climates
  • Works in high places
  • Works on wet surfaces
  • Is exposed to loud noise, fumes and/or toxic chemicals
  • Works near moving, mechanical parts and lift truck traffic
  • Must be able to move up to 55 lbs
  •  Primary office environment may be warehouse/distribution setting

Must be at least 21 years of age. Must be able to sit and/or stand for long periods of time and work on a computer for extended periods. Lifting may be required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Salary Range - $23.00- $24.00/hr

Location

St. Helena, California

Additional Locations

Job Type

Full time

Job Area

Internships

Equal Opportunity

Constellation Brands is committed to a continuing program of equal employment opportunity. All persons have equal employment opportunities with Constellation Brands, regardless of their sex, race, color, age, religion, creed, sexual orientation, national origin or citizenship, ancestry, physical or mental disability, medical condition (cancer or genetic characteristics), marital status, gender (including gender identity or gender expression), familial status, military or veteran status, genetic information, pregnancy, childbirth, breastfeeding, or related conditions (or any other group or category within the framework of the applicable discrimination laws and regulations).

Key Skills
Chemical analysisPhysical analysisLaboratory safetyData reportingEquipment standardizationSample collectionMathematicsAttention to detailMicrosoft ExcelMicrosoft WordMicrosoft OutlookFood scienceChemistryQuality controlGMP compliance
Categories
Science & ResearchFood & BeverageManufacturingAgriculture