Full-time Jobs in Hempstead, New York, United States

High Vacuum Technician at Frequency Electronics, Inc. supports operation, maintenance, and repair of high and ultra‑high vacuum systems in an industrial manufacturing facility. The role installs, assembles, troubleshoots leaks with helium mass spectrometers, calibrates gauges, and collaborates with engineering and R&D on testing setups.

Perform procurement activities to meet demand and align with strategies. Review and approve inventory forecasts and replenishment recommendations.

The main responsibility of the Accounting Specialist will be to work primarily with high net worth individuals within our Private Wealth Tax Practice and is expected to be able to manage their time and priorities in order to meet deadlines with a high level of quality, accuracy, and timeliness.

Support and maintain the SAP/HR PD module for enterprise employees, ensuring accurate data and smooth integration with other SAP modules. Perform mass updates, root cause analysis, and testing of new functionality while coordinating with stakeholders and providing training.

MileHigh Adjusters Houston seeks an Independent Insurance Claims Adjuster to assess storm‑related property damage, document findings, negotiate settlements, and coordinate with clients and insurers. The role requires on‑site presence in Hempstead, NY, with flexibility for travel to claim locations.

Academy Charter Middle School English Language Arts (ELA) Teacher works to deepen students’ mastery of English through reading and writing, planning and delivering instruction to groups of 20-25 students and providing remedial interventions. The role designs curriculum, incorporates technology, assesses student progress, and collaborates with colleagues on instructional improvement.

Academy Charter School administrative team ensures smooth school operations and community engagement. The Bilingual Administrative Assistant manages front desk, communications, and logistical support, serving as the primary contact for students, families, and staff while handling records, mail, and event coordination.

Provide cleaning and maintenance services for indoor and outdoor areas, including floor care, restroom sanitation, light repairs, snow removal, vehicle upkeep, and general facility support.

Hi-Rel Solder Assembler to join our manufacturing team. The successful candidate must have 2-3 year's experience.

Lab Manager oversees RF/Microwave component assembly, testing, and documentation, ensuring compliance with customer specs and space application standards. Manages test procedures, data, and equipment, supports engineers and technicians, and maintains product lifecycle records.

QSAC is hiring an Assistant Manager for its OPWDD-funded Residential Program in West Hempstead, NY, to maintain a safe, supportive environment fostering independence for individuals with autism. The role involves supervising direct care staff, managing residential operations including safety drills and medication records, and coordinating community relationships.

Senior Health Promotion Program at EAC Network coordinates wellness initiatives for seniors across Nassau County. The Coordinator oversees consultants, activity specialists and volunteers, manages program budgets, builds community partnerships, and ensures accurate reporting and data entry.

The Health Homes Care Coordinator works towards achieving the six core care management functions of the designated health home. Responsible for the overall coordination of services to meet the goals of the child’s comprehensive patient/family focused pl

The Interventional Radiology Technologist supports the organization’s mission by assisting physicians in performing a variety of interventional radiology procedures at the Brooklyn, NY facility (960 40th Street). Day-to-day duties include preparing patients and procedure rooms, operating and performing quality control on radiological equipment (including C-Arm and ultrasound), acting as a scrub assistant with sterile technique, managing inventory and supplies, and ensuring compliance with HIPAA

The Senior Infusion/IVIG Sales Executive role at this Hempstead, New York company focuses on driving infusion and IVIG sales within a designated territory. Day-to-day, the executive establishes referral source relationships, prospects new customers, and develops territory routing plans to meet sales goals.

Lead with Skill. Serve with Purpose. At Conifer Realty, being a Maintenance Supervisor means more than overseeing repairs — it means leading a team that keeps affordable housing communities safe, comfortable, and thriving. You’ll supervise operations — ensuring quality, efficiency, and resident satisfaction.

Join an elite team as Employment Litigation Associate Attorney defending major regional employers and executives in complex workforce disputes.

ShopRite of Uniondale Delivery Driver role ensures customers receive groceries promptly. Operates a delivery vehicle, loads and unloads orders, and communicates delivery times to customers.

U-Haul Customer Service team ensures travelers receive reliable equipment and support. Representatives assist customers with rentals, inspect and maintain trucks, and operate U‑Scan technology while providing on‑the‑job training.

THE ACADEMY CHARTER SCHOOL custodian ensures a clean, safe, and comfortable environment for student learning by maintaining classrooms, restrooms, hallways, and facilities. The role handles floor care, trash removal, dining area setup, emergency cleanups, and basic grounds‑keeping, while also managing custodial equipment and occasional light moving or carpentry.