40 Results for

Internship Business Jobs in Signal Hill, CA

Jobs

Westside, CA14 days ago

Full-time
Employee

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. ???????Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.

Newport Beach, CA30+ days ago

Oversee key business functions (under mentorship): Leverage team to track revenue, patient data, and leads; respond to inquiries within 24 hours; scrutinize expenses; maintain systems with IT support; audit systems and processes, and ensure compliance with regulations. We are a premier holistic PT clinic in beautiful Newport Beach, specializing in orthopedic manual therapy, chronic pain relief, sports recovery, and personalized wellness (including MELT Method, Pilates, and free community workshops).

New!

Santa Ana, California3 days ago

Intern

As an intern, they will actively collaborate with multiple departments, analyze revenue pipelines, track key performance indicators (KPIs), and help optimize our sales processes. Education and Experience: Education: Currently pursuing a bachelor’s degree in finance, Accounting, Economics, Business Analytics, or a related quantitative field.

West Hollywood, CA30 days ago

As an intern, you’ll support clients across diverse industries—including Fashion, Beauty, Corporate Communications, Sustainability, Auto, Travel, Wine & Spirits, and Lifestyle—while learning the ins and outs of agency life. With offices in LA, NYC, and London, BPCM is a fully integrated global agency offering services in VIP & influencer relations, strategic consulting, affiliate marketing, partnerships, corporate communications, and press-worthy events.

Irvine, CA30+ days ago

$20–$21 Per Hour

That's why our internship program is designed to give you real-world experience, meaningful projects, and a chance to explore the insurance industry from the inside out. You won't be fetching coffee — you'll be building skills, making connections, and discovering what a career in risk management and insurance could look like for you.

pico rivera, CA30+ days ago

At Million Dollar Baby Co., our team members are our #1 priority, and we partner with exceptional partners and retailers around the world who share our core values: Treat Your Team Like Family \u2014 lead with respect, gratitude, empathy, and kindness. Over the years, our commitment to people, innovation, and a positive workplace culture has earned us five consecutive "Best Place to Work" awards, one of the best workplaces by "Built in LA", a 4.6 rating on Glassdoor, and 13 years on the Inc.

Irvine, CA30+ days ago

Remote

Part-time

As an authorized Department of Defense SkillBridge partner, Salas O’Brien proudly supports transitioning service members by offering immersive, skills-aligned internship experiences. With over 90 offices and more than 4,000 team members across North America, we serve clients in higher education, healthcare, mission-critical, renewable energy, and government sectors.

Brea, CA30+ days ago

Kirkhill, Inc. a wholly-owned subsidiary of Transdigm, is a leading diversified manufacturer of highly engineered, organic, and in-organic elastomer based products. Optimize all aspects of manufacturing process by identifying opportunities and applying simpler, faster, more cost effective and reliable methods in all phases of manufacturing process.

Encino, California30+ days ago

Intern

Compton, CA30+ days ago

Full-time

The Sales Internship Program is designed for students interested in growing their sales expertise, working with industry professionals, and making a positive impact in the environmental services industry. The intern will be responsible for tasks associated with building business, as well as developing and maintaining strong customer relationships within multiple lines of business.

Torrance, California30+ days ago

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors." . We work with 95% of Fortune 500 companies and specialize in staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance.

El Segundo, CA30+ days ago

SciTec values military experience and has a variety of opportunities for transitioning service members as part of the DoD Skillbridge program at all of our operating locations (Princeton, NJ; Boulder, CO; El Segundo, CA; Huntsville, AL; Dayton, OH). SciTec, Inc. is a dynamic small business with the mission to deliver advanced sensor data processing technologies and scientific instrumentation capabilities in support of National Security and Defense.

Fullerton, CA17 days ago

$2,600–$4,000 Per Month

This is a paid internship opportunity for people who are energetic, organized, reliable, and ready to learn valuable experience in direct sales, marketing, communication, and leadership. Looking for motivated students and ambitious individuals who want real-world experience, professional growth, and the opportunity to build strong business skills.

New!

Huntington Beach, CA1 day ago

We are seeking students in their junior or senior year in Construction Management, Architecture, Engineering, Business, or students interested in a career in construction and committed to building both a better world and a better future. You will gain real experience on jobsites that could include arenas and stadiums, hospitals, historical landmarks, commercial properties, and some of the best schools in our country.

Beverly HIlls, CA30 days ago

HouseBuildr is offering a paid internship designed for college students and young professionals who want to gain real-world experience in sales, communication, and leadership — skills that will set you apart in any career. Motivated learners who want to grow personally and professionally.

Irvine, CA30+ days ago

Part-time

We exist to transform technology into a revenue‑generating arm of the real estate business, building products and platforms that directly support our tenants, partners, and the teams who serve them every day. Strong technical problem-solving skills, including practical experience with data structures, storage systems, cloud infrastructure, front-end frameworks, and related technologies.

Irvine, California28 days ago

$500–$1,000 Per Year
Intern

Our college financial representatives, who come from varying academic backgrounds and experiences, begin to build a financial planning practice while engaging local and nationwide experts, exclusive financial products, and the support of a Fortune 500 company. Overview: College Financial Representatives in the internship program at Northwestern Mutual are provided guidance, connection, and a framework for building an integrated financial planning practice from the ground up.

New!

Irvine, CA3 days ago

Campaign Setup & QA: Assist Senior Campaign Managers in setting up and "second-setting" campaigns in Google Ad Manager, Publica and SSPs to ensure accuracy before launch. Creative Services & QA: Preview ad creatives to ensure they meet specifications, conduct quality assurance checks, and provide screenshots for client "proof of posting" reports.

Hollywood, CA30+ days ago

$5,000–$8,000

Top-performing setters are promoted into closing roles or team leadership, where income and impact can scale rapidly. If you’re passionate about helping people and confident in your ability to engage — this is your foot in the door to a high-earning solar career.

Irvine, CA30+ days ago

TRL11 is a venture backed deep tech / defense tech startup bringing cutting-edge video technology to Aerospace applications. Summer internships typically cover a wide range of disciplines, including mechanical, electrical, optical, manufacturing, software, and test engineering.

Yorba Linda, CA30+ days ago

School-year internships may offer a broader overview of ministry, including administrative responsibilities, event planning, team-based ministry experiences, volunteer development, and program planning and implementation. Throughout the internship, experienced leaders invest in your personal and spiritual growth while you engage in diverse areas of ministry alongside a community of fellow interns.

Irvine, CA30+ days ago

$54,000–$72,000 Per Year

Current enrolled at an accredited university for the duration of the Internship project pursuing a Bachelor’s degree in Environmental Health and Safety, Environmental Sciences, Occupational Health and Safety, Chemical Engineering, Industrial Engineering, Environmental Science, or a related field. + Day‑to‑day work includes reviewing air quality data, conducting gap and applicability assessments, tracking corrective actions, maintaining documentation, and supporting verification activities.

Manhattan Beach, CA30+ days ago

Assist with industry and target company research; Participate in direct outreach to target companies; Shadow calls with target company management and assist in company analysis; Support and shadow day-to-day Business Development operations; Work within our proprietary systems to assist with data uploading and cleanliness; Support current team members in various responsibilities, as assigned. High intellectual curiosity and strong people skills; Self-starter; ambitious; team-oriented; Exemplary communication and relationship skills (verbal and written); Entrepreneurial spirit with a positive attitude; Preferred (first generation college students are encouraged to apply).

Irvine, California20 days ago

$26–$45 Per Hour

Long Beach, CA30+ days ago

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.

Burbank, CA17 days ago

$28–$30 Per Hour
Part-time

Client Interaction Support: Support the tax team in communicating with clients regarding tax-related inquiries, helping to prepare materials for client meetings. Tax Preparation Assistance: Assist in preparing individual, corporate, partnership and trust tax returns, ensuring all necessary forms and supporting documentation are accurate and complete.

Burbank, CA17 days ago

$28–$30 Per Hour
Part-time

For existing agreements, a role must be approved by the People & Culture department in writing and open to external search; otherwise, submittals and referrals will be considered Miller Kaplan property and not subject to fees. We want to give our clients the very best, and we understand that begins with helping our employees be their best through professional mentorship, life-work integration, and a sense of community.

New!

Santa Fe Springs, California3 days ago

The internship program exposes interns to work on assignments that will expand their knowledge from their college courses and give students a professional work environment and hands-on experiences. We are dedicated to remaining at the forefront of the custom rubber molded components industry through continual improvement and innovation with the use of engineered manufacturing techniques.

Irvine, CA30+ days ago

Remote

Success by the end of the internship will be demonstrated by improved CRM data accuracy, streamlined case routing processes, contributions to revenue initiatives, and the intern's ability to independently manage assigned operational tasks. Support CRM data integrity initiatives, including ensuring contracts are accurately attached and reflected within SFDC opportunities to maintain reporting accuracy and revenue visibility.

Irvine, California30+ days ago

Embodying our commitment to grow, innovate, and diversify, we strive to reimagine the customer and dealer experience and launch innovative new products that broaden our market reach. Must be a graduating college senior, a recent college graduate who will be starting a graduate program in the fall of 2026 or a current graduate student obtaining a Master's degree .

La Habra, CA30+ days ago

Full-time

From one tiny Cincinnati grocery store more than a century ago, we've grown into what today is the nation's largest grocer with nearly 2,800 stores in 35 states operating under 28 different names. Applicants for employment in the US must have work authorization that does not now or in the future require sponsorship of a visa for employment authorization in the United States and with Kroger Co (i.e., H1-B visa, F-1 visa (OPT), TN visa or any other non-immigrant status).

Irvine, California24 days ago

Baker Tilly Advisory Group, LP and Baker Tilly US, LLP, trading as Baker Tilly, are independent members of Baker Tilly International, a worldwide network of independent accounting and business advisory firms in 141 territories, with 43,000 professionals and a combined worldwide revenue of $5.2 billion. Baker Tilly is a leading advisory, tax and assurance firm, providing clients with a genuine coast-to-coast and global advantage in major regions of the U.S. and in many of the world's leading financial centers - New York, London, San Francisco, Los Angeles, Chicago and Boston.

Irvine, CA30+ days ago

Remote

The Product Marketing Intern will support growth initiatives for Helium 10 Ads by helping execute high priority marketing programs and gathering insights that improve adoption. Pacvue's internship program runs across two 9-week cohorts, and candidates may choose the option that best fits their schedule: Cohort 1 (May 18 – July 17) or Cohort 2 (June 15 – August 14).

Irvine, CA30+ days ago

Remote

Pacvue is seeking an Engagement & Development Summer Intern to support key HR initiatives, including building Confluence resources, enhancing our internal employee learning platform (LearnUpon), and contributing to employee development programs. Focus: Build/organize HR Confluence pages, support the expansion of HR L&D content, and provide overall support on ongoing Engagement initiatives.

Redondo Beach, CA30+ days ago

We are seeking motivated and enthusiastic individuals who are eager to learn and dedicated to helping our team in providing exceptional services to children diagnosed with autism who are receiving ABA intervention at our beautiful learning center. Learning and Development: Take advantage of countless learning opportunities throughout the internship period and and gain valuable skills and knowledge about developmental learning challenges, treatment assessment and intervention, practice management, health care, and administrative functions.

Aliso Viejo, CA28 days ago

Core Responsibilities:Onboarding and ContextDevelop a working understanding of the Finance workflows associated with each assigned use case, including data sources, process steps, decision points, and current pain points, through direct observation and structured conversations with the team. NeoGenomics has identified a set of priority use cases where AI can meaningfully improve how our Finance function operates reducing manual work, improving analytical quality, and freeing capacity for higher-value decision support.

Santa Ana, CA30+ days ago

Full-time

Assist the Talent Acquisition Manager to support Crown Dental’s sourcing and selection activities:Sourcing for hard-to-fill roles across the various business units. The Human Resource Specialist - Talent Acquisition position will have the opportunity to support 2 teams in the HR team with a variety of tasks and projects ranging from recruiting to diversity.

El Segundo, CA30+ days ago

As an Avasant Presidential Intern, you will be exposed to various facets of the firm, including but not limited to: -Shadowing a Client Engagement: You will have the chance to experience a live consulting engagement and work closely with members of Avasant's consulting practice. Avasant's Presidential Internship program is a prestigious paid internship experience geared towards college students entering their senior year of their undergraduate program.

Irvine, California16 days ago

$85,000–$95,000 Per Year

Compton, CA30+ days ago

Full-time

Under the tutelage of project managers, senior project managers, assistant construction managers and/or construction managers, complete assigned projects or assist project managers in the completion of projects. Assist project managers in the execution of their essential job functions including but not limited to the completion of pre-remodel checklists and "as built" fixture/refrigeration drawings.

Resume Resources

Free Resume Templates Free Resume Builder

Get noticed by top employers!

Upload your resume to let employers know you're open to Internship Business job opportunities. Plus, receive relevant job recommendations in your inbox.

Create A Free Account

Internship Business Jobs in Signal Hill, CA

Staff Accountant x 60K - 70K + bonus x Westside Company Confidential

Business Operations Management Internship Anderson Sport and Wellness

Sales Finance Operations Analyst - Summer Internship Yokohama Tire Corporation

Summer Internship - Influencer & Celebrity Relations BPCM

Access Insurance Internship Amwins Internships

Internship Million Dollar Baby Co.

Department of Defense- SkillBridge Program- Internship- Active Military Salas O'Brien, Inc.

Rotation Summer Internship Kirkhill Inc.

Internship - Real Estate Brokerage Matthews Real Estate Investment Services, Inc

Sales Representative Internship Clean Harbors

Sales Internship Aerotek

DoD Skillbridge Internship for Transitioning Military Service Members SciTec

Paid Internship – Direct Sales & Marketing Representative (Fullerton, CA & Surrounding Areas) Ark Mgt

Construction Internship Program Tremco

Paid Internship– Learn Sales, Leadership (located in Los Angeles ONLY) Housebuildr Inc

Forward Deployed Software Engineer Internship Healthpeak Properties, Inc.

College Financial Representative, Internship Program Northwestern Mutual

Advertising Operations Internship ODK Media

Renewable Energy Internship Program (LIVES IN/NEAR LOS ANGELES ONLY) Housebuildr Inc

Summer 2025 Engineering Internship TRL11, Inc.

Internship Friends Church

Environmental Health and Safety (EHS) Internship, Summer 2026 Edwards Lifesciences

Intern, Business Development (Summer 2026) K1

Business and Administrative Intern - Product Development Finance Rivian

Business Development Intern Summer 2026 Rocket Lab Corporation

Internship - Tax (June 2027) Miller Kaplan Arase LLP

Internship - Audit (June 2027) Miller Kaplan Arase LLP

Business Development Intern RD Rubber Technology Corporation

Revenue Operations Analyst Summer Intern Pacvue

Intern (Irvine, CA) Hyundai Capital America

Summer 2026 Maintenance Intern- Supply Chain Kroger Co.

Temporary Senior Campus Recruiter Baker Tilly Advisory Group, LP

Product Marketing Summer Intern Helium 10

Engagement & Development Summer Intern Pacvue

2026 Summer Intern (Non-Paid) FirstSteps for Kids, Inc.

AI Finance Innovation Intern NeoGenomics Laboratories

Human Resource Specialist – Talent Acquisition Crown Medical, Inc.

Presidential Intern Avasant

Finance Associate, EDV Program Rivian

Fall 2026 Construction Project Engineer Intern Kroger Co.

Resume Resources