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Lab Technician - Harvest Season

Jackson Family Wines

Geyserville, CA

Job Description:

Position description

Under the general direction of the Laboratory Manager, the Harvest Laboratory Technician performsvineyard, juice, and wine analysis in a fast-paced winery dedicated to production.


Duties include but are not limited to the following:

Become an integral member of the harvest team by becoming proficient in the analysis performed in the lab

Perform ripeness analysis on incoming vineyard samples

Perform routine wet chemistry analysis in an accurate and timely manner

Perform harvest and post-harvest analysis using auto analyzers

Brettanomyces monitoring using a benchtop PCR

Make and standardize reagents

Recordresults accurately in LIMS

Monitor tanks and barrels fermentation daily

Collect samples from tanks and barrels during primary and malolactic fermentation

Support winemaking staff in setting up sensory trials or tasting trials when assigned

Participate in lab general housekeeping

Other duties as assigned by supervisor


A science degreeis required and working knowledge of wine chemistry or previous lab experience is preferred. This position requires strong organizational skills, excellent oral and written communication skills and attention to detail. Must be willing to work flexible hours including weekends, overtime and varying shifts (including evenings and nights).


Required to stand for extended periods of time, occasionally required to reach with hands and arms, sit, walk, climb, stoop, kneel, crouch, crawl and able to lift and move up to 35 pounds of weight.

Additional Information:

Job Posted:
Friday, May 8th
Type of Work:
Harvest Help
Reference No: