We have an exciting opportunity for a Harvest Enologist Intern to join the MacRostie Winery production team for 2026 Harvest! Reporting to the Director of Winemaking, this role is responsible for overseeing and supporting the winemaking process during the critical harvest period. This role ensures that grape harvest and fermentation processes are conducted efficiently and with the highest quality standards, in line with the winery’s goals and practices. The Harvest Enologist contributes to quality control, data collection, and the technical monitoring of fermentation and winemaking processes. This role also provides opportunities for hands-on learning and development in enology for those pursuing a career in the wine industry. We are seeking out an experienced and talented individual to serve as our Harvest Enologist at our Healdsburg facility alongside the winemaking team. This role is based in Healdsburg and is a full-time, temporary non-exempt position, working July-October (6am-4:30pm with overtime flexibility and work during the weekends) tentatively.

Minimum Qualifications:
- Prior experience with lab procedures and basic analyses (titrations, pH measurements, etc.)
- A college degree in Viticulture and Enology or other related science field. Students in a related field working on their degree should feel encouraged to apply as well.
- Experience with additions and inoculations are preferred but not required
- A basic knowledge and understanding of the winemaking process
- Interpret and communicate clearly results to the winemaking team
- Computer proficiency, specifically with Microsoft Excel and Word
- A strong attention to detail and ability to execute tasks in a timely manner
- Works well in a team setting but able to work on tasks alone as well as independently
- Must be able to lift and carry 50lbs, stand for long periods of time, and walk-through vineyards with or without reasonable accommodation
- Ability to work long hours at peak times (up to 12 hours a day and 6-7 days a week)
- Ability to walk various vineyard terrain, standing for long periods of time and the ability to withstand working in outdoor environments/seasons/weather
- Must be able to provide U.S. Work Authorization without current or future sponsorship

Key Responsibilities include but are not limited to:

Operations - Lab (60%)
•  This individual will work closely with our Assistant Winemaker to ensure that necessary sampling and analysis is being performed accurately.
•  Perform pre-bottling analysis, QC checks during bottling, grape sampling from vineyards throughout Sonoma County, work with and independently in the lab measuring Brix/Temperatures of fermentations daily, performing daily berry, juice, and wine analyses. Oversee and assist with the fermentation process, ensuring that it proceeds within desired parameters (temperature, yeast activity, etc.).
•  Ensure proper documentation and reporting of all laboratory results for analysis and decision making. Lab data entry into Microsoft Excel and Vintrace winery software, etc.
•  Maintain cleanliness and organization of lab equipment and materials.

Operations - Cellar (40%)
•  The individual will also be asked to assist with cellar operations as needed with the processing of
harvested grapes, including crushing, pressing, and managing fermentation vessels, cap
management, inoculations and additions and wine transfers.
•  These daily tasks will be performed around a core of cleaning duties, preceded and followed by more
cleaning. As a boutique winery our team work close together though the harvest assisting each other’s
department, which makes a unique experience for the candidate to get to work and see every step of
the process

By joining MacRostie, you will be joining a team of diverse individuals, all passionate about wines, our employees, and our business and what they do! We aim to provide a fun and inclusive culture where everyone can be the best they can be and have a great time doing it. When applying for this opportunity, please complete an application and provide a complete resume. Distinguished Vineyards and it’s wine partnerships (MacRostie Winery, Markham Vineyards, and Argyle Winery) are an equal opportunity employer and encourages all to apply. All applications are kept confidential. Please visit our website to learn more about our culture: www.distinguishedvineyards.com