Careers at Don Sebastiani & Sons

Don Sebastiani & Sons is the next generation in a deep rooted family history of winemaking dating back to the early 1900’s. Drawing on our negociant family history, we are a purveyor of upscale, moderately priced varietal wines sourced from some of the best growing regions worldwide. Headquartered in beautiful Sonoma with a winery in Napa, Don & Sons is growing and expanding our brands rapidly and we are in need of inspired, creative and experienced people to compliment our team. Don Sebastiani and Sons’ employees abide by three core values: a can-do attitude, urgency & honesty, and five star customer service. These core values stem from our family’s history and reputation and continuously propel us in our mission to make and grow innovative, reliable, and high value wine brands. If you’re looking for a rewarding environment in which to build a fulfilling career using your special skills and talents, you might just be one of the passionate individuals we’re looking for.

Current Job Openings:

Laboratory Technician

Department: Winemaking

Reports to: Enologist

Location: Napa, CA

Position Summary

The Laboratory Technician performs chemical analyses and product quality assessments on our wines. This position works directly with Winemaking, Cellars and Production.

Primary Duties & Responsibilities

  • Performs all routine analyses of musts and wines in a timely and accurate manner. Analyses include: Free sulfur dioxide, total sulfur dioxide, titratable acidity, pH, alcohol, residual sugar, malic acid, volatile acidity, turbidity, density, dissolved oxygen, carbon dioxide, conductivity, protein stability
  • Performs packaging audits on the bottling lines, including cork extraction, torque measurement, headspace vacuum, microbiological plating, package appearance evaluation, equipment pressures, non-conformities evaluation
  • Actively maintains a clean, orderly, and safe laboratory work area while observing all safety rules
  • Prepares and maintains accurate records of all analyses and quality assurance audits
  • Collects samples for analysis and trials
  • Prepares microbiology and sensory evaluations
  • Communicates any “out of range” results to cellar lead and winemaking team
  • Assists in identifying non-conforming product or materials
  • Abides by all HACCP and ISO programs as part of DSS compliance
  • Enters data and maintains data files
  • Utilizes specific software for managing processes including Microsoft Excel and Outlook


  • Associate’s Degree in a scientific discipline (Enology or Chemistry preferred) or equivalent education and work history
  • One to two years minimum basic laboratory experience required
  • Good understanding of laboratory methodology
  • Working knowledge of MS Office

Physical Requirements

  • Requires ability to occasionally lift and/or move up to 50 pounds
  • Requires ability to stand for prolonged periods of time
  • Requires sufficient good health to properly discharge duties

In closing: DSS offers a competitive salary as well as a comprehensive benefits package including a choice of Traditional HMO Health Plans or High Deductible Health Plans paired with a generous employer funded Health Savings Account along with Dental and Vision benefits. Other offerings include Flexible Spending Accounts with Medical and Dependent Care pre-tax benefits (FSA), Life Insurance, Long Term Disability, and an Employee Assistance Program. Additionally we have a 401K and Profit Sharing Plan, paid time off (PTO), paid holidays, wine gifts, wine discounts and fun events throughout the year.

NOTE: DSS complies with all the employment provisions of the Americans with Disabilities Act.

To apply, please email your resume as a Word document along with a cover letter outlining your related experience to Due to the high volume of resumés, please be sure Laboratory Technician is used in your subject line. Thank you!