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Summer Internship Jobs in Riverside, CA (NOW HIRING)

ULINE

Outside Sales Internship - Summer 2027

Ontario, CA · On-site

$22/hr

Outside Sales Internship Paid Internship - Summer 2027 Ontario, California $22 per hour Looking to launch your sales career? Then you belong at Uline! As an Outside Sales Intern, spend your summer ...

New

Jj

Summer 2027 Finance Internship

Irvine, CA · On-site +1

$25.50 - $28/hr

... Summer 2027 Finance Internship? Launch your career with hands-on finance experience at Johnson & Johnson. During this full-time 10-week summer program, you will work on meaningful projects, build ...

Cornerstone Research

Summer Analyst

Pomona, CA · Hybrid

Throughout your internship, you will be working alongside your peers regularly, even if you are not working on the same cases. When it comes to casework, you can expect the following: * As a Summer ...

New

Cornerstone Research

Summer Analyst

Pomona, CA · On-site

Throughout your internship, you will be working alongside your peers regularly, even if you are not working on the same cases. When it comes to casework, you can expect the following: * As a Summer ...

New

California State Jobs

Music Therapy Intern

Patton, CA · On-site

$15 - $20/hr

One applicant will be selected for each term: (Please note the various cutoff dates) (1) for the Winter Internship with a Final Filing Date of July 24, 2026 (1) for the Summer Internship with a Final ...

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Showing results 21-40

All JobsSummer JobsSummer Internship JobsSummer Internship Jobs in Riverside, CA

Summer Internship information

See Riverside, CA salary details

$9

$17

$24

How much do summer internship jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for summer internship in Riverside, CA is $17.18, according to ZipRecruiter salary data. Most workers in this role earn between $15.05 and $18.08 per hour, depending on experience, location, and employer.

What types of projects and responsibilities can I expect during a summer internship?

Summer interns typically work on a variety of projects that align with the organization's current needs, which may include research, data analysis, assisting with team projects, or supporting daily operations. You can expect to collaborate with full-time staff, attend team meetings, and sometimes present your findings or progress. The work environment is often fast-paced, with opportunities to learn from professionals in your field and gain hands-on experience. Interns are usually encouraged to ask questions and seek feedback, making it a valuable period for skill development and networking.

What is a summer internship?

Summer internships are short-term work experiences, typically lasting 8 to 12 weeks during the summer months, that allow students or recent graduates to gain practical experience in a professional setting. These positions are often offered by companies, non-profit organizations, or government agencies and may be paid or unpaid. Interns get the opportunity to apply their academic knowledge, develop new skills, and network with professionals in their chosen field. Participating in a summer internship can be a valuable step towards securing future employment or exploring potential career paths.

What are the key skills and qualifications needed to thrive as a summer intern, and why are they important?

To thrive as a Summer Intern, you typically need a strong academic background relevant to the field, basic organizational skills, and a willingness to learn. Familiarity with productivity tools like Microsoft Office, Google Workspace, and sometimes industry-specific software is often expected. Proactive communication, adaptability, and a collaborative attitude help interns stand out. These skills and qualities are important because they enable interns to contribute effectively, gain valuable experience, and integrate smoothly into professional environments.

What is the difference between Summer Internship vs Entry-Level Position?

AspectSummer InternshipEntry-Level Position
CredentialsTypically students or recent graduates; no formal certifications requiredRequires a relevant degree or diploma; may need some certifications depending on the field
Work EnvironmentTemporary, often in a structured program within a company or organizationFull-time, permanent role within the company or industry
PurposeGaining experience, exploring career options, networkingPerforming job duties, gaining professional experience, contributing to the organization
DurationUsually 8-12 weeks during summer monthsTypically 12 months or longer, with ongoing responsibilities

In summary, a Summer Internship is a short-term, temporary position aimed at students or recent graduates to gain industry experience, while an Entry-Level Position is a permanent role for individuals starting their professional careers in the same field.

What are the qualifications to get a summer internship?

Each individual employer has their own qualifications and requirements for summer internship candidates. Some internships require that you are currently pursuing a degree in a specific industry. For example, if you want to intern at a law firm, they may only seek applicants who are enrolled in a law school program. In addition, some employers have minimum GPA requirements. The required skills also depend on the industry but, generally, you must have excellent multi-tasking and communication abilities. If you want to obtain a summer engineering internship, then having strong math and analytical skills is helpful. Summer internships have an application process, which may include an essay or cover letter in which you describe why you are a good fit for the internship.

More about Summer Internship jobs
What are the most commonly searched types of Summer jobs in Riverside, CA? The most popular types of Summer jobs in Riverside, CA are:
What are popular job titles related to Summer Internship jobs in Riverside, CA? For Summer Internship jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Summer Internship jobs in Riverside, CA look for? The top searched job categories for Summer Internship jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Summer Internship jobs? Cities near Riverside, CA with the most Summer Internship job openings:
Summer Internship jobs near you
Infographic showing various Summer Internship job openings in Riverside, CA as of August 2026, with employment types broken down into 1% As Needed, 30% Full Time, 59% Part Time, 1% Temporary, 8% Contract, and 1% Summer. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $35,744 per year, or $17.2 per hour.

Outside Sales Internship - Summer 2027

ULINE

Ontario, CA • On-site

$22/hr

Full-time

Posted 3 days ago

New

Uline rating

8.2

Company rating: 8.2 out of 10

Uline

Based on 113 frontline employees who took The Breakroom Quiz

7.1

Company rating compared to similar companies: 7.1 out of 10

Retail wholesalers average

Based on 12,866 frontline employees who took The Breakroom Quiz

The best things about working at Uline

  • 100%

    100% say they get paid time off

    say they get paid time off

  • 98%

    98% say their health insurance is affordable

    say their health insurance is affordable

  • 81%

    81% say they get enough training

    say they get enough training

Featured by Uline, based on 113 Breakroom Quiz responses from their frontline employees

Job description

Outside Sales Internship

Paid Internship - Summer 2027

Ontario, California

$22 per hour

Looking to launch your sales career? Then you belong at Uline! As an Outside Sales Intern, spend your summer working side-by-side with sales professionals supported by the best training, tools and products to win in the field every day. Uline's growth offers new career opportunities and job stability you can count on. It's an exciting time to join Uline!

A 2026 Handshake Early Talent Award-winning company!

Why Sales this Summer at Uline?

  • Gain hands-on, real-world experience in this face-to-face selling position as an Outside Sales Associate.

  • Work in a high-energy, fast-paced environment that's both competitive and fun.

  • Take part in two weeks of professional sales training to sharpen your presentation skills and product knowledge.

  • Learn alongside experienced Account Managers, sales trainers and department leaders who will support your development through weekly mentoring, team meetings and customer visits.

  • Receive a phone and car allowance.

  • Earn competitive pay over summer and the potential to join Uline full-time upon graduation.

Position Responsibilities

  • Deliver next-level customer service and support sales growth in accounts across all industries within your territory.

  • Coordinate and conduct one-on-one customer visits providing business solutions from our world-class website and catalog stacked with 43,000+ quality products.

  • Take part in weekly sales team meetings to learn from experienced Account Managers, share ideas and build your sales skills.

Minimum Requirements

  • This full-time internship is open to college Sophomore and Junior-status students only.

  • Professional communication and presentation skills.

  • Hardworking and enthusiastic with a "team player" attitude.

About Uline

Uline, a family-owned company, is North America's leading distributor of shipping, industrial, and packaging materials with over 10,000 employees across 15 locations and 17 sales offices.

Uline is adrug-free workplace. All new hires must complete a pre-employment hair follicle drug screening. All positions are on-site.

EEO/AA Employer/Vet/Disabled

#LI-JW2

#LI-CA001

(#IN-CAIN)

#ZR-SLSIN

Our employees make the difference and we are committed to offering exceptional benefits and perks! Explore Uline.jobs to learn more!

Working at Uline

Perks for frontline workers

From Uline, via Breakroom

  • Complete health insurance coverage and 401(k) with 6% employer match that starts day one!

  • Multiple bonus programs.

  • Paid holidays and generous paid time off.

  • Tuition Assistance Program that covers professional continuing education.

  • Fitness center and walking trails at select locations.

  • In-house speakers, workshops and seminars.

What to expect from working at Uline

From Uline

About Uline, in their own words

From Uline

Uline, a family-owned business headquartered in Kenosha County, Wisconsin, is the leading distributor of shipping, industrial and packaging materials to businesses throughout North America.

What Uline employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

Uline logo

About Uline

Sourced by ZipRecruiter

Uline is North America's leading distributor of shipping, industrial and packaging materials. We're a family-owned company known for incredible service, quality products and same-day shipping of our huge in-stock inventory. With over 9,000 employees across 13 locations, it's time you joined Uline.

Industry

Paper product wholesalers, trucking and wholesale

Company size

5,001 - 10,000 Employees

Headquarters location

Pleasant Prairie, WI, US

Social media

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