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Harvest Lab Technician - St. Helena, CA

Trinchero Family Estates
Helena, CA Temporary
POSTED ON 4/7/2026
AVAILABLE BEFORE 5/7/2026
Req ID: 6985

Department: Winemaking

Status: Seasonal , Nonexempt

Location: Saint Helena CA, California (US-CA)

Workplace Location: On-Site

Job Summary

To perform analysis of wine and grape components.

Essential Functions

The following reflects management’s definition of essential functions for this job but does not restrict the tasks that may be assigned. Management may assign or reassign duties and responsibilities to this job at any time due to reasonable accommodation or other reasons.

  • Ability to understand and comply with all safety requirements
  • Obtain wine samples from tanks and juice samples from grape trucks
  • Perform pH, TA, brix, and nutritional analyses on grape and juice samples
  • Responsible for analysis on bottling tanks, bottled wine, and wines in storage
  • Work safely and maintain a clean work station
  • Generate analytical results accurately and efficiently
  • Perform wine analyses using equipment such as gas chromatography, turbidimeter, spectrophotometer, enzymatic analyzer
  • Chemical preparation (acids, bases, buffers, reference standards)
  • Comply with ISO/17025 Quality System
  • Responsible for understanding the Food Safety and Quality Management System and related activities, including the ISO Food Safety & Quality Policy
  • Food Safety Responsibility: Report problems with the food safety management system to supervisor
  • Perform other duties as assigned

Qualifications

  • Education: Pursuing a Bachelor’s Degree in Enology, Chemistry or similar Science preferred
  • Experience: Lab courses or familiarity with winemaking a plus
  • Good interpersonal skills, proven ability to communicate effectively and work well with other employees
  • Ability to follow instructions and take direction

Working Conditions

  • Moderate to heavy physical work
  • Work site may be any one of Trinchero Family Estates’ facilities
  • Standing for long periods of time (8 hours per day)
  • Must comply with all safety equipment requirements including ear plugs and safety glasses
  • Exposure to various chemicals in production areas
  • Exposure to machinery, forklifts and related production equipment
  • Long and irregular hours during peak periods or on various shifts
  • Extensive walking and lifting of up to 55 pounds

Salary Range: $21.00 - $23.50

The starting pay will be based on several factors, including but not limited to experience, training, education, and geographic location.

Trinchero Family Estates provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics. In addition to federal law requirements, Trinchero Family Estates complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

Salary : $21 - $24

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