Top Internships in Jacksonville, FL

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.

Hands-on mechanical engineering internship focused on HVAC and MEP building systems. Interns assist design teams with ductwork sizing and layout, perform basic engineering calculations, support documentation and coordination, attend site visits, and gain experience using BIM tools like Revit and AutoCAD throughout project lifecycles.

Hands-on electrical engineering internship supporting MEP project design and documentation using BIM tools. Assist with power, lighting, fire alarm, and signal system layouts, attend site visits, and support design coordination and administrative tasks.

Support electrical design teams in MEP projects using BIM tools (Revit, AutoCAD). Assist with power, lighting, fire alarm, and signal system design, documentation, coordination, and site visits while gaining hands-on exposure to project lifecycle and engineering workflows.

Mechanical engineering intern supporting MEP project teams: assist with mechanical system design, perform basic calculations and ductwork layout in Revit/AutoCAD, attend site visits, and support documentation, coordination, and administrative tasks throughout project lifecycle.

Support mechanical engineering team in CAD modeling, FEA, tolerance analysis, and prototype validation for rack- and row-based data center infrastructure. Create manufacturing-ready drawings, support BOM and lab testing, and collaborate with cross-functional teams throughout new product development.

Support electrical design, build and test prototypes, perform power distribution and load calculations, document test results and schematics, collaborate with multidisciplinary engineers, and learn industry compliance and system-level electrical architecture in a lab environment.

Support agency operations through reception, office upkeep, email monitoring, running errands, and maintaining shared spaces; contribute creatively and reliably to daily tasks.

Open-ended account management internship at a branding and advertising agency. Candidates are asked to describe how they'd contribute across brand strategy, identity, advertising, digital, social, and brand management. Emphasis on presenting a polished resume, social handles, research, and professional readiness.

Support product marketing for UDS by developing go-to-market strategies, positioning, technical content, demos, and launch materials. Partner with Product, Engineering, and Growth to translate complex cloud-native and DevSecOps capabilities into clear value for defense and national security customers. Conduct market research, competitive analysis, and post-launch optimization while supporting adoption and evangelism.

Support community and partnership growth by identifying and contacting campus groups, leading online engagement, organizing virtual events, writing community content, tracking outreach, and managing grassroots initiatives under marketing guidance.

Execute an organic social strategy across X, LinkedIn, Instagram, Facebook, and Reddit: publish and schedule posts, create platform-native assets and clips, monitor and engage communities, surface audience insights to editorial, report weekly performance, and pitch new content ideas.

Support creation and distribution of media literacy educational materials. Research topics, curate news, and produce short-form video and social content to drive engagement across social media and internal community spaces.

Assist on website design projects for regional and national clients, create graphics and layout mockups, support design consistency and documentation, learn WCAG 2.2 accessibility practices, collaborate with senior web developer and design lead, and gain WordPress workflow exposure to produce portfolio-ready work.

The Generalist Intern will optimize internal tools, conduct customer research, support go-to-market efforts, provide product insights, and write clear documentation. This remote position targets recent grads or students.

The Digital Media Intern will collaborate with the Marketing Director, contribute to design concepts, and support branding and marketing initiatives.

As a Software Engineering Intern, you will contribute to building features for user-facing products, APIs, and scalable services for machine learning. Responsibilities include crafting code, designing data pipelines, implementing tools, and enhancing technical documentation.

Support full-cycle technical recruiting by managing ATS (JazzHR), screening resumes, sourcing candidates, coordinating interviews across time zones, tracking recruiting metrics, and communicating with candidates and recruiters. Gain hands-on recruiting operations experience and mentorship from Talent Acquisition professionals.

Support development team by creating pitch decks, writing loglines and treatments, researching concepts and talent, sourcing imagery and footage, contributing ideas, and coordinating materials and timelines.

Support BIM/VDC workflows from design through project completion: facilitate 2D/3D coordination, model missing content, perform 4D/5D schedule and cost analyses, run clash detection and assist conflict resolution, and produce material quantity take-offs for estimating.

Remote 6-month video editor internship producing short-form social videos and assisting on long-form pieces. Own captions, sound design, B-roll, color, and pacing. Work directly with founders and content team, use retention and engagement data to iterate, and bring an independent editorial point of view. Requires public portfolio and fluency in at least one NLE.

Remote 6-month content creator internship. You will pitch, script, record, edit, post, and analyze original social video and short-form content across YouTube, LinkedIn, X, and Instagram. Run experiments, iterate on retention and hooks, and work directly with the founder and video team. India-based candidates only.

Support defense business development and acquisition planning by conducting market and opportunity research, analyzing contract vehicles and timelines, assisting proposal and capture activities, and supporting early-stage program management tasks (schedule, cost, risk). Requires translating military acquisition experience to a commercial startup environment, producing briefings and decision materials, and maintaining security-clearance eligibility with up to 20% travel.

Support social media and content marketing initiatives for a telehealth clinic focused on PCOS. Responsibilities include video editing, content creation, and campaign support.

Assist with financial and operational audits, evaluating internal controls, analyzing data for risks, and contributing to audit reports.