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GALLO · 1 week ago

California Natural Color Research & Process Technology Internship

Fresno, CA

Internship

Onsite

Intern

$23.50/hr - $26/hr

Start in 2026 Summer

GALLO is a family-owned company with a 90+ year legacy, recognized as a Glassdoor 'Best Places to Work.' The Research / Process Technology Internship offers Master’s and PhD students the opportunity to apply their advanced knowledge in natural product chemistry within the Research and Development department.

Wine & Spirits

Growth Opportunities

No H1B

Hiring Manager

Jennie Johnson

Responsibilities

Produce and evaluate the chemical characteristics of grape seed extracts and natural colors

Produce and test the physical properties of emulsions

Implement rapid chemical methods to measure and monitor bench, pilot, and production scale processes

Conduct organic synthesis of target molecules

Use HPLC to analyze various natural products

Use other separation techniques (e.g., adsorption elution, membrane filtration, etc.)

Use computer software to statistically analyze data

Assist in the set-up of laboratory, pilot scale, or production experiments

Qualification

HPLCOrganic synthesisAnalytical chemistryExtraction techniquesEmulsion scienceStatistical analysisProblem-solving skillsCommunication skillsOrganizational skillsSelf-motivated

Required

Currently enrolled at a university and working towards a Master's or PhD in Chemistry, Food Science, Physics or Engineering; OR obtained a Master's OR PhD in Chemistry, Food Science, Physics, Material Science or Engineering

Candidate is required to have a valid driver's license, a safe driving record and reliable vehicle (if applicable) at the time of hire. This position will undergo a motor vehicle check (MVR) to confirm a history of safe and responsible driving. If needed, candidate must obtain the appropriate state driver's license based on the position's location within 30 days of hire

Reliable transportation to and from work

Required to lift and move up to 40 lbs. when necessary

Required to work overtime, including evenings, weekends and holidays when necessary

Required to be 21 years of age or older

Required to be 18 years or older. This may be in addition to other age requirements, if applicable, as listed in this job description

Preferred

Hands-on experience with quantitative analytical chemistry using chromatographic techniques, especially HPLC, method development and validation. LCMS a plus

Hands-on experience with various extraction, separation, and purification techniques such as preparative HPLC, CC, ultrafiltration, crystallization, etc

Hands-on experience using particle size analyzers. Working knowledge of emulsion science

Hands-on experience with natural products especially polyphenols (e.g., flavonoids, proanthocyanidins and natural colors (e.g., anthocyanins, carotenoids, curcuminoids)

Working knowledge of the chemistry and physics of color and light

Hands-on experience with organic synthesis

Strong analytical and problem-solving skills. Excellent written and oral communication skills

Excellent organizational skills and experience managing multiple assignments. Self-motivated with a passion for research

Willingness to work at heights of up to 50 feet, on tops of tanks inspecting wine surfaces when necessary