Harvest Lab Intern

Duckhorn Wine Company; Omus (CA); On-site; USD 30,000 - 34,000; Full time

Benefits offered by this job

Discounts on wine and merchandise

Sick time accrual

Diverse team environment

Internal training and development

Job summary

Duckhorn Wine Company in Geyserville, CA is seeking a Seasonal Lab Intern to support fermentation monitoring, sampling, and wine analysis. You will perform analyses (Brix, TA, pH, alcohol, sulfur), prepare solutions, calibrate equipment, and assist with cellar operations while maintaining accuracy and teamwork.

This role requires basic lab skills, a high school diploma (bachelor’s in enology or science preferred), and solid communication.

Qualifications

• Basic lab skills including pipetting, titration, and following protocols.
• Effective written and verbal communication and interpersonal skills.
• Intermediate reading, writing, and math skills.
• Intermediate English communication skills.
• Proficiency in Microsoft Word and Excel.
• Dependability, independence and initiative.
• Ability to stand for long periods and lift up to 45 lbs.

Responsibilities

• Evaluates and communicates sensory characteristics of fermentations to winemaking team.
• Follows lab protocols to sample from tanks, barrels, and vineyards.
• Performs analysis of grape and wine samples (Brix, TA, pH, alcohol, sulfur, etc.).
• Prepares solutions, maintains chemicals, and calibrates equipment.
• Supports cellar with additions and inoculations as needed.
• Cleans and performs preventative maintenance of instruments and equipment.
• Performs accurate data entry and tracking using Microsoft Excel and Innovint.
• Prepares trials and blends upon request.
• Must be able to work a flexible schedule and overtime, including weekends during peak harvest period.

Skills

Lab skills

Pipetting

Titration

Communication

English proficiency

MS Excel

Data entry

Teamwork

Physical stamina

Education

High school diploma

Bachelor’s in enology or science (preferred)

Tools

Microsoft Excel

Innovint

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Seasonal Full-Time Manual Labor Geyserville, CA, US

7 days ago Requisition ID: 1456

Salary Range: $22.00 To $25.00 Hourly

The Duckhorn Portfolio is North America’s premier luxury wine company. We were established in 1976 by Dan and Margaret Duckhorn. Today, our portfolio features some of North America’s most revered wineries, including Decoy, Paraduxx, Goldeneye, Migration, Canvasback, Calera, Kosta Browne, Greenwing and Postmark.

We seek a Seasonal Lab Intern to join the team. This role is responsible for fermentation monitoring, tank and barrel sampling, and wine analysis. It is expected that repeatable, accurate sampling and analyses are provided; and a positive work environment is maintained through active team contribution and open communication.

What we will ask you to do:

• Evaluates and communicates sensory characteristics of fermentations to winemaking team.
• Follows lab protocols to sample from tanks, barrels, and vineyards.
• Performs analysis of grape and wine samples (Brix, TA, pH, alcohol, sulfur, etc.).
• Prepares solutions, maintains chemicals, and calibrates equipment.
• Supports cellar with additions and inoculations as needed.
• Cleans and performs preventative maintenance of instruments and equipment.
• Performs accurate data entry and tracking using Microsoft Excel and Innovint.
• Prepares trials and blends upon request.
• Must be able to work a flexible schedule and work overtime, including weekends during peak harvest period.

What you will need:

• Basic lab skills – including pipetting, titration, and ability to follow protocols
• High school diploma required, bachelor’s degree in enology or science preferred.
• Must have effective communication and interpersonal skills.
• Intermediate reading, writing, and math skills.
• Must have intermediate English communication skills, both written and verbal.
• Proficient in Microsoft Word and Excel.
• Dependability, independence, and initiative.
• Ability to stand for long periods of time and lift up to 45 lbs.

What we will provide:

• The hourly range for this position is $22-25.
• Discounts on wine and merchandise.
• Sick time accrual.
• A diverse team of coworkers that care about each other in a fun, exciting work environment.
• A company that promotes from within, provides great training and development programs and opportunities.