Internships in Park Slope, New York, United States

Tax Financial Services Internship at Kaufman Rossin, a people‑first accounting firm. The role supports the Tax Financial Services team by applying coursework to real client projects, preparing tax provisions, and assisting with QuickBooks and Excel analyses.

Retail Sales team at Twelve designs and builds inspiring merchandise and packaging for top brands. The Sales Intern supports day-to-day sales activities, prepares client meeting materials, coordinates sample logistics, and maintains order records using Excel and internal tools.

Database Administrator MS Access, Emerging Talent Intern at MTA’s New York City Transit Department. The intern supports the Subways Division’s construction projects by administering, optimizing, and troubleshooting MS Access databases and Excel spreadsheets that track project schedules, employee assignments, and asset conditions.

Communications Department at Common Justice builds narratives and visual assets to advance racial equity and justice reform. The intern creates social media posts, blog drafts, and graphics using Canva and Adobe Creative Cloud, supports media strategy planning, and researches topics for weekly news meetings.

Externship for 4th year DVM students at Pure Paws Veterinary Care. Flexible 2‑8 week rotations, stipend $250 per week.

An Architectural Design Intern at Hush will immerse in end‑to‑end production, collaborating across disciplines and articulating design concepts. The role emphasizes strong communication, time management, and a passion for architecture and technology.

Internship opportunity at Hush for a Production Intern focused on streamlining project workflows in a top design firm. The role involves setting up the production studio, managing equipment and supplies, coordinating freelancer onboarding, handling travel arrangements, tracking budgets and inventory, and supporting project managers with meetings and reviews.

PAWSitive Veterinary of New York offers a paid DVM Student Externship in Brooklyn, New York, for veterinary students seeking real-world clinical experience. Externs support the team by observing and assisting with exams, vaccines, parasite prevention, veterinary testing, nutrition advice, and gentle care under 1:1 mentorship.

Safety and Emergency Response Training Unit (SERT) at MTA provides comprehensive safety training for transit employees. The analyst creates and maintains a training database, updates curriculum, forecasts trends, generates reports, and handles instructor scheduling and payroll.

NYC Transit Track Engineering team supports senior engineers in delivering accurate track engineering for MOW, capital construction, and C&D projects. The intern designs special trackwork, conducts field surveys, provides construction support, and updates standard track drawings while working the 10 PM‑6 AM overnight shift in Brooklyn.

Industrial Design team at Smart Design creates product concepts from user research through manufacturing. The intern will develop 2D sketches, 3D CAD models, and collaborate on rapid prototyping in a hybrid Brooklyn studio, working onsite 3-4 days per week.

Power Department, MTA New York City Transit, develops automation tools, applications, and business intelligence solutions to modernize workflows and improve data visibility. The intern creates Power Automate processes, builds Power BI dashboards, and supports database applications while handling administrative tasks and SOP updates.

CAMBA Legal Services seeks a Housing Summer Intern to support the Housing Unit in preserving affordable housing for low-income communities in Brooklyn and Staten Island. The intern conducts client intake, performs legal research, drafts motions and briefs, and assists with litigation preparation under supervising attorney guidance.

Twelve is a Brooklyn-based creative company that designs and builds inspiring merchandise and packaging for coveted brands. The Social Media Intern will manage and grow the brand’s presence across social platforms by creating and scheduling content, monitoring performance metrics, and engaging with the online community.

D.S. & Durga is a Brooklyn fragrance house creating perfumes, candles, and aromatic products inspired by music, myth, and the mundane. The Marketing Intern supports day-to-day operations across sales, marketing, and press, including SKU onboarding, asset deployment, sample tracking, press send-outs, and project coordination.

MOW Engineering at the New York City Transit Department protects subway structures through inspections, maintenance and repairs. The intern conducts structural inspections with senior engineers, designs steel columns and concrete elements, prepares MicroStation sketches, updates the EAM defect database, and assists with punch‑list inspections and cost estimates.

Technology Intern (Fall) on the Smart Design Technology Team, developing cutting‑edge hardware and software solutions in collaboration with engineers and designers. Works on multidisciplinary projects ranging from machine learning models to depth‑camera systems, contributing to product innovation.

Greenwood Veterinary Care seeks DVM students for a paid externship in Brooklyn, NY. Externs gain real-world experience through 1:1 mentorship and flexible scheduling within a full-service hospital offering surgical and diagnostic services. This role provides hands-on learning to enhance veterinary education while contributing to patient care.

New York Liberty at Brooklyn Sports & Entertainment creates unforgettable sports experiences. Interns support community impact, marketing, partnerships, or public relations, delivering programs, campaigns, sponsor activations, and media outreach.

Prior Labs is a frontier AI lab (now part of SAP) pioneering tabular foundation models like TabPFN v2. As a Visiting Associate, you'll join a small cohort of generalists, each owning a defined function across tracks like Growth & Sales Enablement, Marketing & Community, Expansion & People Ops, or Hiring.