Internships in California, United States

BKF Marketing team supports firm-wide outreach by creating proposals, presentations, and promotional assets for transportation, water, and land development projects. The intern formats resumes in InDesign, edits images in Photoshop, updates project data in Deltek Vantagepoint, and assists with graphics and asset organization.

Rocket Lawyer’s Business Intelligence team builds data-driven insights to scale legal services worldwide. The intern analyzes user engagement, optimizes marketing spend, and supports revenue modeling across SEM, SEO, and email channels.

An exciting career awaits you at Marathon Petroleum. As a Chemical Engineer intern/co‑op, you will become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a cohesive team.

An energy industry internship at Marathon Refining Logistics Services LLC offers students the chance to work as a Mechanical Engineer across multiple refinery locations. Interns will learn industry codes, best practices, and critical thinking while collaborating with cross‑disciplinary teams.

Internship at VF’s Visalia Distribution Center focuses on supply chain operations and continuous improvement. Interns validate SOPs, support Base+ standard work, conduct time studies, and assist system testing.

Summer Supply Chain Internship at VF Corporation’s Visalia Distribution Center. Interns work full‑time for ~3 months, validating SOPs, supporting Base+ standard work, conducting time studies, and driving process improvement projects.

Spring Lake Park Schools' Educator Apprentice program offers a two-year pathway for aspiring teachers to develop classroom expertise through co‑teaching, substitute coverage, and student support at Centerview Elementary School. Apprentices observe veteran educators, lead intervention groups, and engage in professional development to build instructional skills.

IT Intern at Western Milling, supporting the IT team in Visalia, CA. The role assists with inventory of equipment, workstation setup, Active Directory user management, and help desk ticket triage while documenting procedures. Works onsite at the milling facility, gaining hands‑on experience in desktop support and IT operations.

Wildlife Crew Member on the Sierra National Forest team conducts wildlife surveys for threatened species such as the spotted owl and bald eagle, supporting fuel reduction and forest resiliency projects. The role blends fieldwork—night owl surveys, rugged hiking, and vehicle operation—with office tasks like data entry, protocol review, and ArcGIS Pro mapping.

Interns join the Sierra National Forest Wilderness team to learn trail maintenance, campsite rehabilitation, and interpretive services. They work 40 hours weekly, performing physically demanding tasks such as clearing trails, installing signage, and collecting data.

Therapist Internship at First Steps Recovery, a behavioral health and substance use disorder treatment facility. Provides individual and group therapy, biopsychosocial assessments, care planning, crisis intervention, and discharge coordination for clients in a multidisciplinary team.

KeyBank is offering a paid summer internship in Structured Finance at its Superior, Colorado location. The internship spans 10-14 weeks and focuses on the Specialty Finance Lending (SFL) group.

Lennar’s Land Internship Program equips rising college seniors with hands‑on experience in land development, from permitting to community turnover. Interns collaborate with seasoned professionals on project schedules, budgets, and environmental studies, gaining technical and interpersonal skills.

Summer internship in construction management, architecture, engineering, or business. Partner with senior mentor, work on jobsites (arenas, stadiums, hospitals, landmarks, commercial properties, schools), learn construction project management technology, and earn OSHA 10‑hour safety certification at no cost.

Internship assisting Service Department with HVAC design, estimates, and project management, supporting sales proposals, lead follow‑up, contract review, and reporting.

Engineer Intern

The SponsorUniversity Regional Scout role offers a 6-month, unpaid internship focused on in-person data collection at live sports and entertainment events. Participants will capture sponsorship and brand partnership data, gaining hands-on experience in the sports sponsorship industry.

Under close supervision, this position will assist customers with transportation and logistics services, gaining exposure to basic transportation management principles and participating in daily operational tasks such as freight planning, asset utilization, safety management, DOT compliance, driver payroll, customer value delivery, logistics analysis, driver supervision, P&L management, and maintenance coordination.

Motorola Solutions seeks a motivated Embedded Software Engineer Intern for a summer program in Fresno, CA. The role involves designing and implementing embedded firmware, developing test strategies, integrating systems, and creating user documentation. Interns will work on advanced AI and video analytics products, collaborating with cross‑functional teams on a hybrid schedule.

Environmental Intern at Granite Construction supports the Sustainability Lead in implementing the company’s Sustainability Plan and communicating its value. Based in Fresno and Sacramento, the role involves researching sustainability topics, benchmarking peers, and gathering data on renewable energy incentives.