Top Internships in San Francisco Bay Area, CA

Graduate research interns will own end-to-end projects to build customer world models and proactive intelligence: developing representation learning, foundation model, RL/agentic methods, evaluation frameworks, and shipping research into production to improve customer decision-making.

Support various HR functions through project management, process optimization, data analysis, and AI advocacy within the People Team.

As a Software Engineer Intern, you will write clean code, enhance Notion's product with AI capabilities, and debug software across the full stack.

Support PwC tax teams by conducting research, assisting on tax engagements (ITS, M&A, Real Estate, SALT), learning firm methodologies, producing quality work, and developing professional skills toward a tax career.

Summer intern in PwC Tax supporting teams on research, tax compliance, planning and transaction matters. Perform basic tasks, participate in projects, apply PwC methodologies, learn from professionals, develop commercial awareness, and prepare for a tax career while building technical and professional skills.

Remote part-time internship supporting Counter Adversary Operations by collecting and analyzing cybercriminal underground data. Build and maintain automated collection pipelines (APIs, web scraping), configure collection tooling, perform OSINT and exploratory data analysis, and deliver research supporting CrowdStrike customers.

Assist in monitoring insider risks, support data protection, investigate security alerts, and maintain operational governance in a security team.

As a GenAI Engineering Intern, you will develop proof-of-concept GenAI solutions for internal workflows, collaborating with internal stakeholders and reporting to the AI Strategy manager on project progress.

The Phishing Analyst-SkillBridge Intern will assist in threat detection and analysis, focusing on phishing attempts. Responsibilities include identifying and mitigating threats using AI and collaborating with teams to enhance cybersecurity measures.

Graduate research interns will own end-to-end projects developing customer world models and proactive intelligence. Work spans representation learning, foundation models, reinforcement learning, agentic decision systems, and evaluation. Tasks include designing methods, running experiments, publishing findings, and potentially shipping models into production to impact customer-facing products.

Track and research targeted intrusion adversaries and campaigns, analyze malware and geopolitical intelligence, identify adversary infrastructure and TTPs, and produce finished intelligence reports. Collaborate across teams, respond to information requests, and maintain short‑ and long‑term analytic assessments using open source and proprietary tools.

This intern role in Federal Security Operations focuses on cybersecurity, project tracking, and maintaining relationships with customer stakeholders in a mission-driven environment.

This internship role focuses on SRE skills, requiring collaboration and problem-solving in dynamic environments for Zscaler's Zero Trust Exchange team.

As a Detection Engineer Intern, you will analyze telemetry, research coverage opportunities, improve workflows, and communicate threat findings effectively.

The Social Media Intern will support content creation and social media strategy, engage with the community online, track metrics, and assist in various operational tasks to further the Academy's public profile.

Support programmatics from concept to completion: assist with schedules, risk management, headcount forecasting, program reviews, and work with engineers on subsystem schedules.

Support the FP&A team in financial planning, budgeting, and forecasting. Analyze financial data, prepare reports, and collaborate with teams for business improvement.

Contribute to and own parts of Zipline's Maps stack: build services for path planning, spatial data pipelines, and tooling to visualize and validate geospatial features. Improve routing algorithms, enable fast spatial data access, and support data generation for flight analytics. Collaborate with teams to adapt algorithms for real-world autonomous delivery operations.

Hands-on marketing internship supporting content creation (LinkedIn, blogs, newsletters), product launches, SEO, campaigns, events, community programs, market research, customer stories, recruiting/employer branding, and growth experiments. Work directly with marketing and leadership on real projects with opportunity for cross-functional exposure.

Full-time Fall 2026 internship building consumer mobile and web features. Work in React Native or backend services (Python, Go), take ownership from design to deployment, collaborate cross-functionally, and influence technical roadmap and engineering best practices.

As a Marketing Intern, you'll create social content, run growth experiments, analyze data, and build community events while collaborating with various teams.

Interns will build AI/chatbot experiences, support automation workflows and integrations, troubleshoot and enhance existing automations, and document their efforts for broader team use.

As a Software Engineering Intern, you will work on data processing systems, collaborate with engineers, and contribute to mission-critical projects while receiving mentorship and training.

Work with senior engineers to design, build, and ship full-stack features for a production Policy Engine. Write reliable, maintainable code; own a project end-to-end; solve ambiguous problems; and collaborate across the team to deliver scalable systems.

Contribute to system-level validation of Zipline's Zip, Droid, and Dock by building and executing automated HIL and flight tests, developing test pipelines and scripts, diagnosing hardware/software issues, and collaborating with cross-functional engineers to improve reliability and safety of the autonomous logistics system.