Lab Technician 1

The Wine Group, 22004 Road 24, Madera, California, United States of America Req #1523
Thursday, October 27, 2022
At The Wine Group we are passionate about our people, our future and our wine. We are America’s second largest wine producer by volume with over 1,200 employees globally across 12 locations in California, New York and Australia. We are proud to be responsible for many of America’s most beloved wine brands, including Cupcake, Franzia, Chloe, Concannon, Benziger, Imagery, AVA Grace, 7 Deadly and more. We are dedicated to our culture built on values like entrepreneurialism, innovation, social responsibility and stewardship. To learn about us and our career opportunities, check us out at and then come join the exciting journey at The Wine Group.


Lab Technicians perform analytical analysis, product, and packaging quality assessments, including issue investigation and resolution to ensure the quality of our work, quality of our wines and quality of our finished products. Lab Technicians work to meet or exceed the quality expectations and regulatory requirements of our varied customers, both internal and external. Technicians must have integrity, a good attitude, perseverance, be flexible, and work as part of a team. Lab Technicians possess a sense of urgency, take initiative and work with the highest attention to detail. Technicians are responsible for communicating and collaborating effectively with many functional areas within TWG, across facilities, and where appropriate, Areas of responsibility include performing a wide range of analytical analysis, sanitation validation, and where applicable audits of product quality in addition to a wide range of quality or food safety related projects. Lab Technicians must operate a variety of instrumentation/tools, and computer systems utilized to perform the job functions and participate in tests and projects as assigned. Higher Level Technicians take on additional duties and responsibilities.


Level I –

  • Actively commit to and participate in our lab and corporate safety programs: including following all safety protocols and procedures. Learning to recognize and report hazards and take appropriate action to keep yourself and others safe. Participate in safety programs and activities, including delivering safety training on a variety of topics.
  • Effectively communicate and collaborate with colleagues, within the team, the facility and across all functional areas the lab interacts with. Share information, participate in meetings etc.
  • Perform routine analysis at all stages of the winemaking process from grape samples to consumer complaints utilizing appropriate methods per SOPs. Operate and assist in maintaining the varied laboratory instruments and equipment utilized, such as auto-titrators, spectrophotometers, densitometers, gas chromatographs, infrared analyzers, balances, pH meters, etc. Capture complete, accurate and thorough results.
  • Perform package quality assessments, process audits and compliance verification. Assist in identifying and resolving issues and/or taking appropriate action on non-conforming products or materials as directed. Timing is critical and must be managed to ensure responsibilities are performed at appropriate times. Capture clear, concise, accurate data and information. Seek input as appropriate. (Varies by facility)
  • Perform sanitation validation and troubleshooting through swabbing, record, and data review etc.
  • Utilize proper aseptic techniques and skills; perform the multiple duties involved in micro plating. This includes proper preparation, plating technique, media preparation, and record keeping. (Varies by facility)
  • Participate in and support our Food Safety Management Programs as a part of your routine duties.
  • Make quality, process improvement suggestions, and follow through to implement as appropriate.
  • Data management: Input and evaluate data, perform calculations to determine basic statistical parameters. Utilize technology; computers, and specific software for managing processes including AS400, WMS, VA, and Microsoft Office Suite
  • Recognize common issues, collect data/information for common or less complex issues, seek direction on resolution.
  • Help maintain a clean, safe laboratory facility. Follow good laboratory practices and lead by example.
  • Monitor, maintain, calibrate, and troubleshoot routine common issues with lab equipment and instrumentation.

Level II – in addition to the above

  • Demonstrates ownership of core processes and ensures team goals are met on their shift.
  • Provides the necessary technical support to facilitate timely and successful completion of projects as assigned.
  • Performs work that is varied and difficult/challenging, but usually involves limited responsibility.
  • Provides guidance/training to lower level or less experience lab technicians and as directed, persons from cellar or operations on appropriate quality related functions/instruments.
  • Recognize and investigate root cause on more complex issues, suggest further steps, present options for resolution. As needed, stays up to date on best practices, current technology, and techniques through literature review, attending seminars/conferences, etc.
  • Where appropriate: maintains a TTB certified chemist status and signs COAs.
  • Where appropriate: Interprets microbiological data. This includes proper microbe ID, microscope work, preparing streak plates, evaluating results, taking appropriate follow up action such as placing product on hold. May involve running PCR. Know when to report concerning results to management. Good follow through. (Facility specific)
  • Where appropriate: act as a packaging material champion on issue investigations and resolution
  • Where appropriate: act as a key member of a Food Safety Team
  • Where appropriate: manage lab supplies inventory.

Level III – in addition to the above

  • Experienced individual contributor and team member, cross-trained in all areas. Role model for others
  • Works with minimum supervision, takes initiative and provides direction/leadership to team on problem solving, work prioritization, process improvements, etc.
  • Assignments are broad in nature and include special projects (interdepartmental and inter-winery)
  • Has appreciable latitude for un-reviewed action, decision, creativity.
  • As needed, work with other facilities, outside vendors and customers in problem resolution and continuous improvement in meeting our safety, quality, cost, and production goals
  • Superior analytical skills and as appropriate, quality assurance experience, packaging and or microbiological skills
  • Duties include assisting in establishing specifications, and in the validation of assays, developing and writing SOPs.
  • Assist with trouble shooting and root-cause analysis for analytical, quality and food safety related concerns. Develop quality response plans and corrective actions as appropriate with supervision.
  • Manage tests/project plans and assist with analyzing the data and making recommendations.

ALL Lab Technicians -

  • Support and model all company procedures and policies.
  • Must embrace and demonstrate The Wine Group Core Values - Performance, Empowered and Cost-mindful, and keep them in mind when making all decisions.
  • This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for their job. Duties, responsibilities, and activities may change at any time with or without notice.


  • Must be 18 or older at the time of hire.
  • High school diploma or GED equivalent required
  • Demonstrated reliability and punctuality, work effectively in team/crew environment, adherence to all safety and food safety regulations and operating procedures.
  • Must be able to work rotating shifts and overtime.
  • Ability to read and interpret documents such as safety rules, operating and maintenance instructions and procedures/protocols.
  • Ability to communicate and collaborate effectively.
  • Knowledge of good laboratory practices, including sample and reagent preparation techniques, sample handling and good record keeping.
  • Ability to apply concepts such as percentages, ratios, and proportions to practical situations.
  • Ability to prioritize while able to adapt to changing priorities.
  • Ability to write reports and correspondence.
  • Computer skill requirements include basic MS Outlook, Word, and Excel

Level I -

  • Biotech Certificate or AS degree in chemistry, food science, biology, process technology, quality assurance, or related field or 2 years relevant experience; or equivalent combination of education and experience
  • Positive attitude does not get caught up in negativity.

Level II -

  • BS degree in chemistry, food science, biology, process technology, quality assurance, enology, or related field or 5 years relevant experience; or equivalent combination of education and experience
  • Computer skills: Excel pivot tables, charts, JDE, WMS (site specific) Instrument software, Intelex, MS Word, MS Power Point

Level III -

  • BS degree in chemistry, food science, biology, process technology, quality assurance, enology, or related field and 2 years relevant experience, or 7 years relevant experience; or equivalent combination of education and experience
  • Computer skills: Excel pivot tables, charts, JDE, WMS (site specific) Instrument software, Intelex, MS Word, MS Power Point
  • Support and model all company procedures and policies.
  • Demonstrated reliability and punctuality, work effectively in a team/crew environment, adherence to all safety regulations and operating procedures.


  • Must be able to frequently lift and carry weights of up to 50 pounds at varying frequencies.
  • Possess the ability to work in a fast-paced production environment.
  • Working environment is both indoors and outdoors, with exposure to related equipment and noise levels.
  • Ability to perform tasks requiring bending, stooping, standing, and twisting in the laboratory and/or production environment.
  • Must be able to repeatedly climb 20 ft tank stairs/vertical tank ladders.

At The Wine Group, we are proud to be an equal opportunity employer and we are committed to an environment of mutual respect, diversity, and inclusion. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, genetic information, national origin, disability, protected veteran status or other characteristic protected by law.



Other details

  • Job Family Winery Operations
  • Job Function Operations
  • Pay Type Hourly
Location on Google Maps
  • The Wine Group, 22004 Road 24, Madera, California, United States of America