The Civil Service Commission office located at 40 Main Street remains closed. The office is fully operational. All information should be sent via email to the following addresses:

Classification defines all positions and revises job specifications, according to the duties to be performed by applicants and incumbents of those positions and establishes training and experience requirements for the positions. classification@nassaucountyny.gov. Examination plans, organizes and supervises special and standard testing programs. It determines areas appropriate for written tests and reviews test items for subject matter based on standards and appropriateness of content. examunit@nassaucountyny.gov

Law Enforcement administers the entry level Police Officer examination and is responsible for coordinating all phases of the qualifying process for law enforcement positions. CSLawEnforcement@nassaucountyny.gov

Placement establishes, maintains and certifies eligible lists. It is also responsible for verifying that competitive class appointments are made in accordance with Civil Service Law. placement@nassaucountyny.gov

Qualification reviews all applications, for both examination and employment, in Nassau County Departments and municipalities located in Nassau County. qualifications@nassaucountyny.gov

Recruitment administers all Civil Service exams and is responsible for preparing examination announcements and reconciling examination results from the New York State Civil Service Commission, prior to the establishment of eligible lists. recruitment@nassaucountyny.gov

Transactions is responsible for serving as a liaison between the Commission, and the County departments and municipal agencies. It reviews all appointments of Nassau County and municipal employees prior to employment, to ensure that all legal requirements have been met. It maintains roster records for approximately all County and municipal employees and certifies County department and municipal payrolls to ensure that the employment practices comply with New York State Civil Service Law and Nassau County Civil Service Rules. The municipal agencies include the Towns of North Hempstead and Oyster Bay, and Nassau County’s school districts, libraries, villages and special districts county-transactions@nassaucountyny.gov ; municipal-transactions@nassaucountyny.gov