Find & Apply For Office / Administrative Assistant Jobs In Westchester, New York

Office / Administrative Assistant jobs in Westchester, New York involve providing clerical and administrative support to ensure efficient office operations. Responsibilities include managing calendars, answering phone calls, organizing files, and preparing documents. Candidates must have strong communication and organizational skills. Below you can find different Office / Administrative Assistant positions in Westchester, New York.

Jobs in Westchester

Browse jobs from a variety of sources below, sorted with the most recently published, nearest to the top. Click the title to view more information and apply online.

AS

Administrative Support Assistant – Radiation Therapy

Northwell Health
Westchester, NY

Position published 06/26/2025
JobFull TimeOnsite
AS

Assistant

Integrated Fire & Alarm Security Systems
Westchester, NY

Position published 06/25/2025
JobFull TimeRemote
KQ

King Quality Roofing – Production Admin Hiring Event 06/26

King Quality Roofing
Westchester, NY

Position published 06/25/2025
JobFull TimeOnsite
AA

Administrative Assistant

Datrose
Westchester, NY

Position published 06/25/2025
JobFull TimeOnsite
AA

Administrative Assistant

Datrose
Westchester, NY

Position published 06/25/2025
JobFull TimeOnsite
OA

Office Assistant

John Riina Contracting. LLC
Westchester, NY

Position published 06/25/2025
JobPart TimeOnsite
AA

Administrative Associate

Creative Music Lessons
Westchester, NY

Position published 06/25/2025
JobPart TimeRemote
AA

Administrative Assistant

Cole Technologies Group
Westchester, NY

Position published 06/25/2025
JobFull TimeOnsite
FP

Financial Planning Assistant

Raymond James
Westchester, NY

Position published 06/25/2025
JobFull TimeOnsite
AA

Administrative Assistant

Penda Aiken
Westchester, NY

Position published 06/25/2025
JobFull TimeOnsite
SI

Secretary III (1199 SEIU)

Touro University
Westchester, NY

Position published 06/24/2025
JobFull TimeOnsite
AA

Administrative Assistants

New Wave People
Westchester, NY

Position published 06/24/2025
JobFull TimeOnsite
SI

Secretary III (1199 SEIU)

New York Medical College
Westchester, NY

Position published 06/24/2025
JobFull TimeOnsite
PT

Part time secretary

Van Lindt & Taylor
Westchester, NY

Position published 06/24/2025
JobPart TimeOnsite
AA

Administrative Assistant

STAFF TODAY
Westchester, NY

Position published 06/24/2025
JobFull TimeOnsite
CP

Construction Project Administrator

V-Tech Solutions
Westchester, NY

Position published 06/24/2025
JobFull TimeRemote
OA

Office Assistant for construction heating cooling and plumbing

NYC CONSTRUCTION GROUP
Westchester, NY

Position published 06/23/2025
JobFull TimeOnsite
AA

Administrative Assistant

Unclassified
Westchester, NY

Position published 06/23/2025
JobFull TimeOnsite
AA

Administrative Assistant

Unclassified
Westchester, NY

Position published 06/23/2025
JobFull TimeOnsite
AA

Administrative Assistant of Social Work ESCR White Plains Campus

Elizabeth Seton Pediatric Center
Westchester, NY

Position published 06/22/2025
JobFull TimeOnsite
AS

Administrative Support Assistant

Northwell Health
Westchester, NY

Position published 06/20/2025
JobFull TimeOnsite
IS

Insurance Support Staff

CESAR CARRANZA AGENCY - ALLSTATE
Westchester, NY

Position published 06/20/2025
JobFull TimeOnsite
CA

Contract Administrative Assistant

Westchester Barber Academy
Westchester, NY

Position published 06/19/2025
JobFull TimeOnsite
SA

Secretary/Office Assistant

White Plains Hospital
Westchester, NY

Position published 06/18/2025
JobFull TimeOnsite
AS

Administrative Support Assistant

Northwell Health
Westchester, NY

Position published 06/18/2025
JobFull TimeOnsite
SA

Senior Administrative Assistant

New York Life
Westchester, NY

Position published 06/18/2025
JobFull TimeOnsite
AA

Administrative Assistant of Social Work ESCR White Plains Campus

St. Elizabeth Seton Children's Foundation
Westchester, NY

Position published 06/17/2025
JobFull TimeOnsite
OA

Office Assistant

Nyc Construction Group
Westchester, NY

Position published 06/17/2025
JobFull TimeOnsite
WO

WPHPA Office Assistant

White Plains Hospital
Westchester, NY

Position published 06/17/2025
JobFull TimeOnsite
OS

Office Services Coordinator

PKF O'Connor Davies
Westchester, NY

Position published 06/17/2025
JobFull TimeOnsite
SO

Senior Office Assistant (Automated)

Yorktown Central School District
Westchester, NY

Position published 06/16/2025
JobFull TimeOnsite
PT

Part Time – Administrative Assistant – Property Management

Unclassified
Westchester, NY

Position published 06/16/2025
JobPart TimeOnsite
AS

Administrative Support Assistant

Northwell Health
Westchester, NY

Position published 06/16/2025
JobFull TimeOnsite
BA

Branch Administrative Assistant (Saturdays Only)

Houlihan Lawrence
Westchester, NY

Position published 06/16/2025
JobFull TimeOnsite
AA

Administrative Assistant 2

Sodexo
Westchester, NY

Position published 06/14/2025
JobFull TimeOnsite
OA

Office Assistant/Administrative Assistant

Pelham Lumber & Mason Supply
Westchester, NY

Position published 06/13/2025
JobPart TimeOnsite
AA

Administrative Assistant

Bruni & Campisi
Westchester, NY

Position published 06/13/2025
JobFull TimeOnsite
FD

Front Desk for Chiropractic Office.

Unclassified
Westchester, NY

Position published 06/13/2025
JobPart TimeOnsite
AA

Administrative Assistant

Unclassified
Westchester, NY

Position published 06/12/2025
JobFull TimeOnsite
AA

Administrative Assistant

Unclassified
Westchester, NY

Position published 06/12/2025
JobFull TimeOnsite
AA

Administrative Assistant

Dick's Sporting Goods
Westchester, NY

Position published 06/12/2025
JobFull TimeOnsite
AA

Administrative Assistant

Atria Senior Living
Westchester, NY

Position published 06/11/2025
JobFull TimeOnsite
OA

Office Assistant (Automated Systems) Spanish Speaking Part Time / Provisional

Public Schools Of The Tarrytowns
Westchester, NY

Position published 06/10/2025
JobPart TimeOnsite
AA

Adminsitrative Assistant

RJ Staffing
Westchester, NY

Position published 06/10/2025
JobFull TimeRemote
AA

Administrative Assistant to the Assistant Superintendent for Business

White Plains City School District
Westchester, NY

Position published 06/10/2025
JobFull TimeOnsite
PA

Program Administrator, Aging Alone Together (temporary, part-time)

Dorot
Westchester, NY

Position published 06/10/2025
JobPart TimeOnsite
OA

Office Assistant

Atlantic Intercom
Westchester, NY

Position published 06/10/2025
JobFull TimeOnsite

Latest Jobs in Westchester

Salary Information & Job Trends In this Region

Office / Administrative Assistants in Westchester, New York provide essential support to businesses and organizations, ensuring smooth operations and efficiency. - Entry-level Office Assistant salaries range from $30,000 to $40,000 per year - Mid-career Administrative Assistant salaries range from $40,000 to $50,000 per year - Senior-level Office Manager salaries range from $50,000 to $60,000 per year The role of Office / Administrative Assistant in Westchester, New York has a rich history dating back to the early days of office administration and secretarial work. Over time, the position has evolved to encompass a wider range of responsibilities and tasks, adapting to changes in technology and workplace dynamics. In recent years, the Office / Administrative Assistant role in Westchester, New York has seen several trends shaping the industry. These include an increased focus on digital skills, such as proficiency in office software and communication tools, as well as a growing emphasis on customer service and problem-solving abilities. Additionally, remote work and virtual office support have become more prevalent, requiring adaptability and versatility from professionals in this field.

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