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Harvest Intern at Mercer Wine Estates

Mercer Wine Estates

Prosser, WA

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Job Description:

Mercer Wine Estates is looking for highly motivated Interns to join our team for the 2021 harvest season. Mercer Estates is a 70,000 case per year winery, located in Prosser, WA that produces both red and white varieties. In 2020, the winery expanded with the addition of a new custom crush facility located in the heart of the Horse Heaven Hills AVA where an expected 4500 tons will be processed this harvest for clients. During your internship, you will play a vital role helping our team process incoming fruit.

Duties to include:

•  Vineyard fruit sample crushing and analysis

•  Tank and truck sampling

•  Tank analysis to include - temperature, brix, pH, TA, YAN, ML, and RS

•  Daily tasting and evaluations of tanks and press wine

•  Assist with nutrient and yeast additions

•  Updating spreadsheets

•  Aid in working truck scale software and processing

•  Monitor CO2 throughout the facility

•  Help cellar with any additional tasks as needed


•  Interest in wine making and wine production

•  General Knowledge of fermentation science

•  College level coursework in chemistry, including basic laboratory skills

•  Good computer skills, proficient in Excel

•  Good communication skills

•  Attention to detail

•  Safety minded

•  Must be able to lift 50lbs

•  Must have reliable transportation


Hourly wage depending on experience
Paid Sick Time Off- according to the State of Washington’s guidance
Medical Insurance
401(k) retirement plan with employer match

We are looking to 2 Intern Positions as follows:

Applicant 1:

Approximate start date: Mid September 2021

Approximate end date: Mid-December 2021

Applicant 2:

Approximate start date: Mid September 2021

Approximate end date: Mid-December 2021

Please include your Cover Letter and Resume when you reply to this post.

Additional Information:

Job Posted:
Tuesday, September 14th
Type of Work:
Harvest Help
Job Level:
Salary Information: