Summer Jobs in Ontario
Black Rocket Productions
Ontario, CA
Available to commit to the whole summer season (typically the week after local schools let out through the week before school starts back, but varies by region). We are seeking enthusiastic, motivated and talented individuals to work as seasonal regional supervisors for Black Rocket technology camps.
Windsor Communities
Los Angeles, CA
Collaborating closely with team members, interns will actively contribute to community goals and day-to-day operations while being empowered to share innovative ideas and take initiative on projects. On-site Summer Leasing Consultant Internship - Los Angeles, CAAt Windsor Communities, our Summer Internship offers an immersive experience in the multifamily industry.
KE Camps
$17.5 - $19.5 HOUR
Seal Beach, CA
As a Camp Counselor, you will be an active participant in all camp activities and will assist your Camp Director with a variety of daily tasks, all with the goal of creating a memorable and meaningful camp experience for your campers. We partner with over 230 private clubs all over the country to implement traditional-style day camps for elementary-aged children.
KE Camps
$17.5 - $19.5 HOUR
Seal Beach, CA
As a Camp Counselor, you will be an active participant in all camp activities and will assist your Camp Director with a variety of daily tasks, all with the goal of creating a memorable and meaningful camp experience for your campers. We partner with over 230 private clubs all over the country to implement traditional-style day camps for elementary-aged children.
Zaragoza Insurance Agency
Riverside, CA
Flexible hours around your classes or summer plans Paid training and real work experience Make money with hourly pay + bonuses Learn about the insurance industry and sales Friendly team and fun company events Great resume builder and career growth potential. Earn hourly pay + bonuses per lead generated while gaining real-world experience in the insurance industry!
KE Camps
$17.5 - $22 HOUR
Seal Beach, CA
Administer first aid in the event of injury, rescue swimmers in distress or danger of drowning, and administer CPR and/or artificial respiration, if necessary. We partner with over 230 private clubs all over the country to implement traditional-style day camps for elementary-aged children.
KE Camps
$925 - $1025 WEEK
Seal Beach, CA
As you manage campers, their families, club logistics, your small staff team and other camp happenings, you will be truly supported by the KE Camps Year-Round Office all the way. Our Camp Directors have real ownership over their camp programs and enjoy infusing their own creativity and talents into their weekly schedules.
Howmet Aerospace
Fontana, CA
An internship at Howmet Engine Systems will provide an invaluable experience that you can utilize in any roles, and it's Howmet Aerospace's goal to evaluate our interns for potential entry-level openings. If you need assistance to complete your application due to a disability, please email TalentAcquisitionCoE_Howmet@howmet.comWe are seeking highly motivated and energetic students for the 2025 summer intern program at Howmet Engine Systems.
174 Power Global
Irvine, CA
The company brings a decade of global leadership in renewable energy to North America, combining best-of-world technology, processes, and partnerships to deliver utility-grade energy solutions customized for local energy markets. With proven capabilities across the renewable energy value chain, 174 Power Global minimizes uncertainty and risk, and helps customers achieve a higher return on their investment in renewable energy.
KPFF Consulting Engineers
Irvine, CA
As a Structural Engineering Intern, you will gain hands-on experience in structural design, working closely with our experienced engineers on real-world projects. KPFF Consulting Engineers provides civil and structural engineering services to architects, government agencies, developers, contractors, and institutional clients.
KPFF Consulting Engineers
Los Angeles, CA
As a Structural Engineering Intern, you will gain hands-on experience in structural design, working closely with our experienced engineers on real-world projects. KPFF Consulting Engineers provides civil and structural engineering services to architects, government agencies, developers, contractors, and institutional clients.
Breakaway
Los Angeles, CA
Support organization of weekly content campaigns (Tiktok, Instagram, etc.) and posting schedules, keeping influencers engaged in brand initiatives and reporting on deliverables ensuring all reported influencers are active. The Influencer Intern will work cross-departmentally with the broader marketing and promotional teams to drive visibility, engagement, and conversions across all social platforms—helping transform fans into customers, and customers into advocates.
Professional Service Industries Inc
Santa Fe Springs, CA
PART TIME 2025 Construction Services Summer Intern - Santa Fe Springs, CaliforniaIntertek, a leading provider of quality and safety solutions to many of the world's top-recognized brands and companies, is actively seeking a highly motivated PART TIME Construction Services Intern for Summer 2025 to join our Professional Services Industries, Inc. (Intertek-PSI) team in Santa Fe Springs, California. Working at Intertek means joining a global network of state-of-the-art facilities and passionate people who deliver superior customer service with a purpose of bringing quality, safety, and sustainability to life.
Headway
Los Angeles, CA
Licensed Professional Counselor at Headway summary: As a Remote Licensed Professional Counselor (LPC), you will have the opportunity to manage your own private practice while receiving support from Headway to ease the administrative burden. Headways is a flexible service, meaning your hours are yours to set, and it’s up to you whether you see your patients in-person or remotely via telehealth while working from home.
Headway
Irvine, CA
We make it easy for mental health providers to take insurance by credentialing you with the nation’s largest networks, handling billing and admin paperwork, and helping you earn more stable income with higher rates. Keywords: licensed professional counselor, mental health counseling, insurance credentialing, private practice, therapeutic services, client care, practice management, telehealth counseling, behavioral health, insurance billing.
Headway
Los Angeles, CA
We make it easy for mental health providers to take insurance by credentialing you with the nation’s largest networks, handling billing and admin paperwork, and helping you earn more stable income with higher rates. Keywords: Mental Health Counseling, Licensed Mental Health Counselor, Private Practice, Insurance Credentialing, Behavioral Health, Therapeutic Services, Licensed Professional Counselor, Medicare Advantage, Medicaid, Treatment Compliance.
EmpowerMe Wellness
$47 - $63 undefined
Riverside, CA
The Clinic Director is responsible for providing services (Therapy and/or Wellness) and operational support to the rehabilitation service teams for implementation of company-wide policies, clinical programs, and quality initiatives to optimize each patients functional well-being and satisfaction. You will play a pivotal role in enhancing the lives of seniors across all levels of care, including Independent Living, Assisted Living, Memory Care, and Skilled Nursing.
CrossLink Medical
Midway City, CA
The CrossLink & Medical Sales College Internship Program is your best chance to do just that, combining direct industry experience, world-class training, and a Letter of Intent (LOI) signaling a clear path to employment upon successful completion. Together, MSC and CrossLink have developed a hybrid internship that combines classroom training with real-life field immersion, giving you both the skills and the connections needed to land the job.