Top Internships in Jacksonville, FL

As a Marketing Intern, you'll assist in creating marketing campaigns, content generation, social media posting, and partner marketing efforts while gaining hands-on experience in the edge AI field.

Summer Audit Intern will support audit and tax engagements, work directly with clients, receive two weeks of onboarding plus ongoing training, learn public accounting technologies, and get structured feedback from managers while progressing toward CPA eligibility.

Short-term winter internship (Jan–Apr 2027) providing hands-on audit experience: client work, structured feedback, training on public accounting technologies, and professional development.

Audit intern role for accounting students pursuing CPA eligibility. Interns work on client audit and tax engagements, receive two weeks of onboarding training plus ongoing technical and soft-skills development, learn public accounting technologies, get mentorship and structured feedback, and network with firm leaders and colleagues.

Summer audit intern works on client engagements to gain hands-on audit and tax experience, receives two weeks of training plus ongoing coaching, learns public accounting technologies, and gets structured feedback from managers while networking with firm leaders.

Audit Intern will gain hands-on audit and tax experience working directly with clients, receive structured feedback from managers, and participate in training on public accounting tools and soft skills, including a two-week onboarding program.

Support faculty development and instructional quality for ERAU Worldwide by reviewing courses, observing teaching, designing and delivering professional learning, ensuring adherence to best practices and contractual standards, and participating in special projects to improve course management and student success.

Marketing Intern will support social media and broader marketing campaigns by creating content, monitoring engagement, researching trends, and managing marketing materials. The role works closely with the marketing team and Head of Marketing in a remote environment. Candidates will gain practical experience in social media communication, content creation, campaign execution, and marketing strategy.

Develop and maintain web application user interfaces using HTML, CSS, JavaScript, and modern front-end frameworks. Assist with style guides, review and debug code, and support usability, quality, and performance improvements. Collaborate with developers and designers in a fast-paced environment while gaining practical experience in UI/UX principles, responsive design, and front-end development.

Research emerging cybersecurity threats, vulnerabilities, and trends; analyze threat intelligence data; support incident response and forensic investigations; collaborate on security technology development; and stay current with evolving threat intelligence methodologies and tools.

Support and grow Wondy’s social media across LinkedIn, Instagram, Twitter, and other platforms. Create and schedule engaging content, monitor performance metrics, interact with followers, and provide insights. Collaborate with founders, propose trends-driven ideas, and use tools like Framer and HubSpot to streamline workflows and analytics.

Lead Marketing / Public Relations Intern will own marketing and PR initiatives, collaborate with founders on branding, analyze market trends, manage campaigns, and use Google Workspace, HubSpot, and Framer. Opportunity to grow into a full-time leadership role at an eCommerce-focused AI startup.

This 10-week, part-time Research Internship involves designing and executing an end-to-end behavioral health research project using clinical data. Responsibilities include applying quantitative and qualitative methods, analyzing findings, preparing and submitting a manuscript to a peer-reviewed journal, collaborating cross-functionally, and sharing insights that inform care models and organizational strategy.

Support Bantam Communications' public affairs teams by conducting research, drafting and editing communications, coordinating with clients and partners, tracking tasks and timelines, and using AI tools to draft and polish materials while learning across campaign, advocacy, research, and communications work.

Design, implement, and evaluate applied research projects to improve alignment, safety, and evaluation of LLM-based guardrails. Work on experiments (e.g., synthetic data quality metrics, explanations for blocked content), deliver results with mentor guidance, and present findings to the team to shape product capabilities.

Support field projects across health, agriculture, and education in Sub-Saharan Africa: engage with ministries and donors, build data capture and analysis solutions, train AI for nutrient detection using handheld spectrometers, and design/run national-scale STEM programs and contests. Work will be chosen based on interests and abilities.

The Research Scientist Intern will architect algorithms, train AI models, collaborate with healthcare professionals, and publish research in medical AI applications.

The intern will assist in regulatory projects related to CMC, support document preparation, maintain regulatory information, and contribute to process improvements while gaining hands-on biotech experience.

Contribute to cloud-native services and tooling for a GPU cloud platform: work on Kubernetes scheduling, APIs, automation, IaC, CI/CD, testing, code reviews, and cross-functional features.

As a Growth Operations Intern, you'll assist in user acquisition, onboarding, engagement, and retention strategies for an AI infrastructure platform, working with data to drive growth and improve user experience.

The Social Media/Marketing Intern will create content for Twitter and engage with communities on various platforms to support Loopring's marketing efforts.

The Platform Engineer SkillBridge intern will support the development and deployment of cybersecurity applications in a Kubernetes environment, contributing to product strategy and innovation while guiding junior engineers.

Support sales and marketing initiatives through data analysis and research, conduct outreach, and manage sales enablement tools.

Rotational internship across Customer Support, Product Management, and Customer Success. Provide technical support, manage incidents, improve incident intake and workflows, test support processes, use AI tools and automation, support account management tasks, gather end-user requirements for data pipelines and reporting, analyze source data for quality issues, and create technical documentation.

Summer 2027 Strategic Communications internship supporting corporate positioning, crisis, financial and public affairs teams. Interns gain on-the-job experience, mentorship, and exposure to client work across listed practices and locations. Responsibilities include research, communications support, travel to clients/offices, and participation in professional development programs.