Top Internships in San Diego, CA

Software engineering interns develop code, resolve critical problems, and improve system stability and resilience on defense-related projects. Interns collaborate with experienced engineers, contribute to real-world customer solutions, and gain exposure to frontend, backend, cloud, DevOps, database, image processing, machine learning, and GIS technologies through BAE Systems’ LEAP summer 2027 program.

Interns support meaningful business and technical projects, collaborating with experienced professionals and cross-functional teams. Responsibilities include project planning, execution, analysis, continuous improvement, stakeholder presentations, and professional development activities. Candidates must be pursuing an engineering bachelor’s degree, work in person in San Diego, and demonstrate analytical, problem-solving, communication, organizational, and teamwork skills. Leadership experience and interest in automotive, mobility, technology, or manufacturing are preferred.

Supports social media and marketing communications for Peraton’s County of San Diego contract. Creates content for LinkedIn, Instagram, TikTok, Facebook, and X; benchmarks peer performance; analyzes social media results; and prepares leadership presentations. The 10-week, full-time hybrid internship runs from June through August 2027 in San Diego.

Supports senior architects in designing cloud and AI solutions for County of San Diego services. Responsibilities include creating system diagrams, applying architecture patterns, developing AWS-based designs under the AI-DLC framework, and explaining design decisions. The internship is full-time for 10 weeks in a hybrid San Diego setting, providing exposure to enterprise systems, AI-assisted software delivery, infrastructure as code, and public-sector technology modernization.

Supports County technology projects by translating business needs into requirements and user stories, documenting processes, and helping scope AI-assisted software development work. Collaborates with business stakeholders and technical teams while applying Agile and software development lifecycle concepts. The full-time, 10-week internship runs from June through August 2027 in a hybrid San Diego setting.

Supports County IT systems during a 10-week summer internship by assisting with incident management, tracking SLA performance, and creating dashboards and executive reports. The intern analyzes service health, troubleshoots issues, and provides leadership visibility across County operations. The role is hybrid in San Diego and requires proficiency in Excel, analytical skills, and clear communication, with preferred exposure to ServiceNow, ITIL, reporting tools, monitoring platforms, or SQL.

Supports preconstruction estimating for heavy-civil liquid storage tank projects. Responsibilities include evaluating site conditions, creating tank site layouts, preparing earthwork takeoffs and cost estimates, soliciting subcontractor pricing, preparing requests for quotation, learning construction bidding processes, and visiting local construction sites.

Create and publish short-form video content, schedule and manage social media posts, monitor engagement, grow audiences across multiple platforms, analyze performance metrics, and collaborate with founders on content calendars and marketing initiatives. The internship also includes training in AI tools, analytics, and content strategy.

Remote, unpaid internship for current high school students interested in AI, business, or startups. Interns receive training on AI agents and business software, test the Admitpro.ai platform by identifying bugs and evaluating features, provide product feedback, and create and present an independent competitor analysis and startup strategy project.

Electrical Engineering Interns will gather requirements, design, and validate avionics assemblies and test fixtures. They will work across power electronics, communications, RF, and related disciplines; build test stands involving relays, PLCs, PCBAs, and harnesses; use Python for test automation, analysis, and simulations; and participate in cross-functional design reviews. The internship is a 10–12-week paid program for students pursuing Electrical Engineering or a related STEM degree.

A prospective internship application for participants in Landor’s 2026 Next Gen Programme whose preferred open vacancies or locations are unavailable. Applicants submit a brief response so Landor can contact them if suitable future positions arise.

Work alongside senior billers to follow up on claim statuses, post payments from ERAs/EOBs, log and categorize denials, prepare patient statements, and maintain internal documentation to support revenue cycle operations.

Supports motion design projects across brand identities, digital experiences, campaigns, social content, and film. Creates animation tests, motion studies, and short-form animations; assists with storyboards, visual research, asset preparation, file organization, rendering, and exports. Participates in creative reviews, presents work, and develops designs based on feedback.

Supports evaluation and governance of agentic AI harnesses by defining benchmarks, running structured evaluations, analyzing telemetry, identifying failure modes, tuning prompts and models, and maintaining audit-ready governance processes. The intern will collaborate with AI and AppSec teams, document methodologies, and participate in limited client-facing engagements under mentorship. This is a part-time, remote, 12-week paid internship requiring 25–29 hours weekly.

Supports multi-cloud lab infrastructure across AWS, Azure, and Google Cloud using Terraform, Ansible, and GitHub Actions. Assists with infrastructure-as-code modules, CI/CD pipelines, security tool evaluations, agentic automation, client POC engagements, technical documentation, and findings reports under mentorship. The part-time remote internship provides hands-on exposure to cloud infrastructure, DevOps, cybersecurity tooling, and AI-driven evaluation environments.

Conduct legal research, summarize findings, and assist with drafting, reviewing, and proofreading regulatory filings, agreements, correspondence, and other legal documents. The intern will organize legal resources, attend meetings, collaborate with attorneys and colleagues, and support additional legal projects. This hybrid summer role requires in-person work in Midtown Manhattan and residence in an approved state.

Provides remote IT support to client administrators and end-users, focusing on phone services, configuration changes, and ticket handling through phone, email, and chat. Collaborates with team members to support customer success before and after sales. The six-month internship requires strong communication, problem-solving, organization, technical curiosity, and the ability to work independently in a home office.

Support go-to-market strategy and execution across inbound and outbound channels: define ICPs, join user calls, create Excel demo videos, run outreach using Clay/HeyReach/Instantly, post and measure performance on social platforms, and optimize funnel metrics (visits, conversion, retention, referral).

Six-month engineering internship building production backend services and AI pipelines. Design SQL schemas (PostgreSQL), implement SaaS integrations (REST APIs, webhooks), work with embeddings, transformer models and vector databases, build end-to-end data processing pipelines, and contribute to code reviews and architecture discussions.

Intern will identify productivity challenges and process gaps across global sales teams, prioritize improvement opportunities, and build AI-enabled solutions using Microsoft Copilot, agents, chatbots, Excel automation, and related tools. The role also supports sales process documentation, implementation planning, stakeholder collaboration, governance, and measuring efficiency improvements and business impact.

Develop and integrate complex software applications as part of a Honeywell engineering team. Interns will contribute software features to products, apply software development lifecycle and configuration management practices, analyze problems, develop efficient solutions, and collaborate with global teams while receiving mentorship and hands-on experience.

Develop and implement embedded software and systems, analyze system efficiency and stability, optimize I/O performance, support software quality assurance, and code, test, and troubleshoot system software. The internship requires hardware understanding and offers hands-on technical experience, mentorship, relocation benefits, and short-term housing for eligible interns.

Software engineering intern supporting the design, development, integration, and enhancement of complex software applications. The role involves contributing to team goals, creating innovative solutions, developing high-quality features, applying software development lifecycle and configuration management practices, and collaborating with engineers. Interns receive mentorship, hands-on experience, relocation benefits, and short-term housing when eligible.

Mechanical Engineering Interns will assist with designing and developing mechanical systems, components, and assemblies; conduct engineering research and analysis; collaborate cross-functionally on technical problems; and participate in testing and validation. The role provides hands-on exposure to industry-standard tools, manufacturing processes, product testing, and real-world engineering projects, along with mentorship and professional development.

Develop and implement embedded software and systems, analyze system efficiency and stability, optimize I/O performance, and support software quality assurance. Responsibilities include coding, testing, troubleshooting, and monitoring embedded system software while working closely with hardware. The internship provides hands-on engineering experience, mentorship, professional development, relocation benefits, and short-term housing eligibility.