Top 2535 Summer intern Jobs in California

Winemaking Intern (Healdsburg)
The Wine Group —Healdsburg, CA
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Summer 2026 Administrative Internship – Undergraduate (Hybrid)
Stanford Health Care —Palo Alto, CA
- $26.12 an hour
- Full-time
- 18 years or older
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Summer 2026 Administrative Internship – High School (On-Site)
Stanford Health Care —Palo Alto, CA
- $24 an hour
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- 18 years or older
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Research Intern (Part-Time) - CalHeart
Cedars-Sinai —Beverly Hills, CA
- $25 an hour
- 8 hour shift
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AI & Automation Intern — Process Improvement (Part-Time, Flexible)
Perio Specialist —Roseville, CA
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Student Intern
Tryfacta, Inc —San Jose, CA
- $28.27 an hour
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Publicity Intern
Lumos PR —Los Angeles, CA
- $18.90 an hour
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Test and Operations Engineering Intern - Fall 2026
Hermeus —Los Angeles, CA
- $25 - $33 an hour
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Tower Semiconductor Ltd. —Newport Beach, CA
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Comstock Realty Partners —Los Angeles, CA
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Dexcom —San Diego, CA
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- Travel
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Morgan Stanley —Pasadena, CA
- $18 - $25 an hour
- 18 years or older
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Engineering Intern
Exploration Technology Group —San Francisco, CA
- $20 - $40 an hour
- Full-time
- Electrical Engineering
- Communication skills
- Python
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Applied AI Intern
Eragon —San Francisco, CA
- $1,000 - $2,000 a week
- Full-time
- Computer Science
- Research
- Entry level
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AI Research Intern
OpusClip —California
- $25 - $28 an hour
- Full-time
- Remote
- Computer Science
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- Master's degree
7h

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Winemaking Intern (Healdsburg)

The Wine Group -
Healdsburg, CA

Apply Now

Job Details

Full-time
$22 - $24 an hour

Qualifications

Safety regulations
Productivity software
Root cause analysis
Safety standard operating procedures

Full Job Description

This position is posted both INTERNALLY AND EXTERNALLY.

If you are interested in being considered for this opportunity, we encourage you to fill out an application! A member of our Talent Acquisition Team will contact you.

Do you know someone outside of TWG who might be a good fit? Please share this opportunity with your connections through Facebook, LinkedIn, Twitter, Google+, or email by going to TWG’s Job Opportunities page at www.thewinegroup.com/careers and selecting “Share” on each position’s application. When prompted, ensure you choose to allow cookies to view the “Share” functionality. If someone you refer is hired and remains employed in good standing for 30 days, you may be eligible to receive a $1,000 referral bonus!

For any questions regarding this position, please email the Lead Recruiter for this search, Courtney Garcia, [email protected].

JOB SUMMARY

Under the supervision of the Winemaker and Operations Manager, the Intern Winemaking duties will vary with the intent to participate in the overall wine quality from grape to finished product while following sustainable TWG practices. The intern will be required to spend a given amount of time shadowing different roles within the facility to gain knowledge and understand practices, processes while developing leadership skills.

Hiring for Healdsburg Location (Formerly Simi Winery)

ESSENTIAL FUNCTIONS

Learn the different processes within the facility to gain knowledge and understand practices while developing leadership skills (e.g., Cellar, Compliance, Winemaking, and Analytical Lab)
Analytical Lab: Given an opportunity to learn all the various lab procedures and should be able to identify wine specs for all the different varietals upon completion of this section. They will be required to pull tank samples which will aid in the learning of the tank farm.
Sanitation: The intern required to participate in the overall sanitation of the facility prior to the season. This gives an opportunity to learn the basics behind the process prior to the start of crush. The intern will work closely with the cellar employees during the completion of this process, which will help develop a good working relationship prior to the season.
Crush: During crush season the intern will be required to supervise all grape processing. This includes:
Ensuring that sanitation has been properly completed prior to the daily startup.
Responsible for the grape trucks from the test stand to the tanks correct manner.
Responsible to see that tanks are drained/pressed at the right times based on directions from winemaking.
Participate in daily fermenter tasting and conduct tank walks twice per day.
Participate in and document all production scale winemaking trials.
There may be times when the intern may need to make decisions based on their winemaking knowledge. When doing this they need to use all the facts to support their decision
Upon the completion of crush, the intern will aid winemaking/cellar to ensure processing is conducted in the correct manner.
May be required to write work orders under the direction of the Winemaker.
Assist the winemaker and compliance in the process of closing completed work orders.
Stay up to date with all cellar processing.
Need to be able to answer questions about various states of processing when approached by others.
Participate in all benchtop trials as directed by winemaking (fining, blending, etc.)
Learn why and how each piece of equipment functions in the cellar. This will require that the intern spends time with each of the operators on the various pieces of equipment around the winery.
The intern will be required to provide a status report on the internship upon completion of each of the major tasks above.
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.

QUALIFICATIONS

Must be 21 years or older upon starting employment.
Enrolled in or recent graduate of an undergraduate program in Viticulture and Enology
Must be a college student or recent graduate, Junior Level in coursework, or above.
Must have a GPA of 3.0 or higher.
Must be able to commit to a minimum of six months of full-time work.
Must be highly proficient in Microsoft Office, the Internet and computer aptitude.
Excels at creative problem solving.
Excellent communication skills, both written and verbal
Strong attention to detail and the ability to determine the root cause of the problem.
Excellent organizational and interpersonal skills with attention to detail
Prioritize while able to adapt to changing priorities.
Ability work independently within set guidelines
Demonstrated reliability and punctuality, work effectively in team/crew environment, adherence to all safety regulations and operating procedures.

PHYSICAL DEMANDS

Position will be exposed to indoor and outdoor environments with varying noise levels.
Ability to perform tasks requiring bending, stooping, standing, and twisting in a production environment.
Must be able to lift up to 50lbs occasionally.

COMPENSATION

Hiring Hourly Range Posted: $22.00 – $24.00/hour.
Actual compensation will be based on factors such as experience, skills, knowledge, and abilities, education, and other position-related factors.

At The Wine Group, we are proud to be an equal opportunity employer. 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.

#LI-BH1

NOTICE TO THIRD PARTY AGENCIES

Please note that we do not accept unsolicited resumes from recruiters or employment agencies. In the absence of a signed Recruitment Services Agreement, we will not consider, or agree to, payment of any referral compensation or recruiter fee. In the event that a recruiter or agency submits a resume or candidate without a previously signed agreement, we explicitly reserve the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency.

Apply Now

Refine Your Search

summer intern jobs in california

Winemaking Intern (Healdsburg)

Political Intern

Human Resources Intern

Human Resources Intern

Real Estate Acquisition and Development Intern Fall 2026-Spring 2027

Summer Intern

Summer 2026 Administrative Internship – Undergraduate (Hybrid)

Summer 2026 Administrative Internship – High School (On-Site)

Research Intern (Part-Time) - CalHeart

AI & Automation Intern — Process Improvement (Part-Time, Flexible)

Student Intern

Publicity Intern

Test and Operations Engineering Intern - Fall 2026

Environmental Specialist Intern

Summer Intern - Financial Analyst

2027 US Summer Internship - Early Interest

Intern

Engineering Intern

Applied AI Intern

AI Research Intern

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