Seasonal Viticulture & Grower Relations Intern

Colonial Group; Fresno (CA); On-site; USD 27,000 - 39,000; Full time

Job summary

The Wine Group seeks a Grower Relations Intern to support vineyard operations, grower communications, and harvest coordination in California’s Central Valley. The six-month internship offers practical viticulture exposure from early summer through harvest and concludes with a project presentation.

Participants monitor vineyards, collect maturity data, coordinate sampling, and assist with harvest logistics while working with the winemaking team. A June start is expected.

Qualifications

• High school diploma or GED required.
• Current senior or recent graduate in Viticulture, Enology, Agricultural Science, or a related field preferred.
• Must be 21 years of age or older at the start of employment.
• Interest in vineyard operations, grower relations, and wine grape production.
• Proficiency with Microsoft Office (Excel, Word, Outlook); experience with GIS software preferred.
• Strong attention to detail and ability to collect, organize, and record data accurately.
• Commitment to excellence and high standards.
• Ability to prioritize, meet deadlines accurately, and work with minimal supervision.
• Strong verbal and written communication skills.
• Ability to work independently and as part of a team; exercises sound judgement and discretion.
• Valid driver's license and reliable personal transportation required (mileage reimbursed).
• Willingness to work flexible hours during peak seasonal demands, including harvest.

Responsibilities

• Assist with vineyard monitoring and phenology tracking.
• Maintain professional communication with growers and vineyard managers.
• Collect grape maturity samples and perform basic fruit chemistry analysis.
• Create and manage a weekly maturity sampling schedule.
• Participate in crop estimation, yield tracking, and harvest data collection.
• Support harvest preparation and logistics with winery staff.
• Maintain accurate records using vineyard management software or spreadsheets.
• Collaborate with winemaking team and external growers on harvest timing.
• Participate in occasional winemaking tastings to observe QC and fermentation discussions.
• Support special vineyard or grower-related projects as assigned.
• Comply with safety and regulatory requirements.
• Perform other duties to support vineyard and winery operations.

Skills

Attention to detail

Verbal communication

Written communication

Independent work

Teamwork

Education

High school diploma or GED

Senior or recent graduate in Viticulture/Enology/Agricultural Science

Tools

Excel

Word

Outlook

GIS software

Job description

The Wine Group seeks a Grower Relations Intern to support vineyard operations, grower communications, and harvest coordination in California’s Central Valley. The six-month internship offers practical viticulture exposure from early summer through harvest and concludes with a project presentation.

Participants monitor vineyards, collect maturity data, coordinate sampling, and assist with harvest logistics while working with the winemaking team. A June start is expected.