Internships in Hempstead, New York, United States

Long Island Rough Riders is a historic semi‑professional soccer club in Uniondale, NY, dedicated to developing youth talent and community programs. This internship blends academic studies with hands‑on operational support, managing youth player needs, coordinating programs, and handling administrative tasks.

DCE Emergency Response Information Technology, Emerging Talent Intern supports the Division of Car Equipment’s Emergency Response Unit by developing and maintaining Power Apps, Power Automate, and SharePoint solutions to streamline incident reporting and operational workflows. The intern will test, troubleshoot, and document IT applications, manage data quality, and provide field support across New York City transit facilities.

Alliance Animal Health’s West Hempstead Animal Hospital offers a DVM Student Externship that provides veterinary students with hands‑on experience in a full‑service practice. Students work alongside experienced veterinarians, assisting with examinations, diagnostics, and procedures across a diverse patient population that includes dogs, cats, rabbits, ferrets, and other pocket pets.

Paid 40‑hour internship to develop store leadership skills. Learn guest service, retail fundamentals, team leadership, problem‑solving, merchandising, and operational performance.

Join Siemens Healthineers as a Customer Finance Intern to support Operation Finance tasks across teams such as quote to booking, Credit Collections, Pricebook management, Lifecycle management, Enterprise Service Finance, and Customer Supply Chain Finance. The role focuses on CRM quote creation, review, and approval, ensuring compliance with pricing guidelines, contract terms, and coding requirements.

Customers Bank is a digital‑forward financial institution committed to innovation, collaboration, and community impact. Their 2026 Summer Internship Program is a 10‑week, full‑time experience designed for rising seniors pursuing a bachelor’s degree.

The Veterinary Emergency Group (VEG) invites veterinary technology students to join its hands‑on externship program in Carle Place, NY. Participants will shadow credentialed emergency technicians, assist with triage, diagnostics, anesthesia, and inpatient care, and practice skills required by their school’s proficiency checklist. The program offers mentorship, real‑time learning, and exposure to the fast‑paced environment of an emergency veterinary hospital.

Advanced Dermatology Accounting Team provides essential financial services for a fast‑paced healthcare organization. The Summer Accounting Intern will perform bank and cash reconciliations, prepare journal entries in NetSuite, support payroll and benefits accounting, and assist with month‑end close activities.

Alliance Animal Health seeks veterinary students for a paid externship at its Elmont, NY clinic. The program offers hands‑on experience in general small‑animal medicine, including preventative care, surgery, dentistry, diagnostics, and imaging.

A 3- to 6‑month internship at Marriott Vacations Worldwide’s resort locations offers hands‑on experience in front office, recreation, and food & beverage. Interns rotate through various departments, receive mentorship from property leaders, and attend sessions with senior executives.

Pharmacy Department at 74000070 FlexStaff S - Commercial provides medication preparation and support services. The Pharmacy Intern assists pharmacists with compounding, labeling, inventory management, and drug information queries while performing administrative tasks under direct supervision.

Citrin Cooperman seeks motivated audit interns to support the Winter Internship Program. Interns will gain hands‑on experience in financial reporting, tax extensions, account analysis, and reconciliations while working Monday‑Thursday onsite and weekends as needed.

Webster Bank invites motivated undergraduates to join its Digital Account Opening (DAO) internship program. Over the summer, interns will collaborate with DAO teams to document current processes, analyze competitor features, and monitor client feedback to enhance the digital onboarding experience.

Fire Marshall, Emerging Talent Intern at the Long Island Rail Road Office of the Fire Marshal (OFM) supports the department’s mission to safeguard LIRR customers, employees, and vendors by enforcing fire codes and conducting safety inspections. The intern assists with fire safety inspections, hot‑work permit reviews, and emergency drill coordination while documenting findings and tracking remediation.

LIRR Office of Emergency Management (OEM) builds resilient emergency response plans for the Long Island Rail Road. The intern supports daily coordination calls, schedules training sessions, and maintains documentation for emergency protocols.

College Financial Representative Internship Program at Northwestern Mutual builds future financial planners by providing guidance, networking, and a framework for integrated financial planning. Interns prospect and network to grow client bases, develop business strategies, prepare plans using proprietary software, and receive weekly coaching and licensing support.

Design Showroom team at Riverhead Building Supply helps homeowners, architects, and contractors explore product and design solutions in the showroom. The intern assists customers, supports showroom operations, learns cabinetry and home design trends, and documents orders in the CRM. Farmingdale, NY, hybrid with on-site showroom presence, 3 days onsite, remote work allowed for administrative tasks.

Northwestern Mutual College Financial Representative Internship program builds future financial planners through mentorship, networking, and hands‑on experience with proprietary planning tools. Interns prospect clients, develop business strategies, and prepare financial plans while receiving weekly coaching and licensing support.

Baisley Park Bus Depot, part of MTA New York City Transit’s Department of Buses, delivers reliable bus service across NYC. As an Emerging Talent Intern, you will support daily service reporting, schedule tracking, and maintenance coordination, ensuring buses are ready and operations run smoothly. The role is onsite in Jamaica, NY, with a focus on data accuracy, process improvement, and cross‑team collaboration.

LIRR Administration Team at MTA preserves the Long Island Rail Road’s historical records by digitizing, organizing, and cataloging legacy materials into a centralized digital tracking system. The intern scans, uploads, labels press releases, clippings, photos, and newsletters, and maintains an Excel or SharePoint-based index for easy retrieval.