Top 94 Office administrator Jobs in Islip, Ny

Administrative Assistant / Office Administrator (or higher)
Ferrantello Group —Plainview, NY
- $50,000 - $65,000 a year
- Email
- Microsoft Excel
- Microsoft Outlook
- Mid-level
- Paid holidays
- Health insurance
Quick Apply
Office Administrator/Bookkeeper (Quickbooks)
Eab Architectural Designs —Holbrook, NY
- $20 - $35 an hour
- Full-time
- Microsoft Word
- Microsoft Excel
- Microsoft Outlook
- 401(k)
- Paid time off
Quick Apply
Executive Assist / Office Manager
Dkm Insurance & Risk Advisors —Commack, NY
- $20 - $25 an hour
- Part-time
- Computer literacy
- Office
- Organizational skills
- Paid holidays
- Tuition reimbursement
Quick Apply
Bookkeeper/Office Manager
Confidential —Center Moriches, NY
- $56,000 - $60,000 a year
- Full-time
- Microsoft Word
- Background check
- Microsoft Excel
- Health insurance
- Dental insurance
Quick Apply
Dental Office Manager
Confidential —Smithtown, NY
- From $30 an hour
- Full-time
- Dental office
- Computer literacy
- Mid-level
- Health savings account
- Dental insurance
Quick Apply
Receptionist / Office Administrator
Enviroscience Consultants —Ronkonkoma, NY
- $24 - $26 an hour
- Full-time
- Microsoft Word
- Microsoft Excel
- Microsoft Outlook
- Health insurance
- Dental insurance
Quick Apply
dental office manager
BayShore Family Dental —Bay Shore, NY
- $60,000 - $75,000 a year
- Full-time
- Dental office
- Management
- HIPAA
- Dental insurance
- Paid time off
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OFFICE MANAGER
Family Service League Inc. —Bay Shore, NY
- $43,220 a year
- Full-time
- Spanish
- Computer literacy
- Mid-level
- AD&D insurance
- Paid holidays
Quick Apply
10d
Office Manager
Stony Brook Community Medical, PC —Commack, NY
- $60,000 - $70,000 a year
- Full-time
- Mid-level
- Recruiting
Quick Apply
7d
Office Manager
Stony Brook Administrative Services —Suffolk County, NY
- $60,000 - $75,000 a year
- Full-time
- Mid-level
- Accounting
- Recruiting
Office Manager/Firm Administrator
Craig, Fitzsimmons & Meyer, LLP —Smithtown, NY
- $90,000 - $100,000 a year
- Full-time
- Hybrid work
- Microsoft Outlook
- Bachelor's degree
- Continuous improvement
- Paid holidays
- Health insurance
Quick Apply
7d
Office and Administrative Coordinator
NZL Equipment DBA NextStep Recreational —Islandia, NY
- $55,000 - $65,000 a year
- Full-time
- CRM software
- Customer service
- Word processing
- Health insurance
- Paid time off
Quick Apply
3d
Office Services Coordinator
MME Worldwide Inc —Farmingdale, NY
- $30 - $35 an hour
- Full-time
- Inventory management
- Mid-level
- Office
Quick Apply
Asst. Business Office Manager
Huntington Hills Center for Health & Rehabilitation —Melville, NY
- $85,000 - $90,000 a year
- Full-time
- Skilled nursing facility
- Microsoft Outlook
- Mid-level
Office Manager
Laura E Asner Csw Pc —Bay Shore, NY
- $800 - $1,000 a week
- Full-time
- Private practice
- 5 years
- HIPAA
- 401(k)
- 401(k) matching
Quick Apply
Office Administrator
Modern Packaging, LLC —Deer Park, NY
- $20 - $25 an hour
- Full-time
- Microsoft Excel
- Microsoft Outlook
- Office
- Health insurance
- Dental insurance
Director of Administrative Services
The Bristal at Massapequa —Massapequa, NY
- $78,000 a year
- Bachelor's degree
- Team management
- Apartments
Quick Apply
6d
Assistant Office Manager
Groth Pain and Spine —Smithtown, NY
- $66,300 a year
- Full-time
- Inventory management
- Mid-level
- Organizational skills
Quick Apply
Full-Time Office Administrator – Huntington, NY
Berkshire Hathaway Home Services —Huntington, NY
- $52,000 a year
- Full-time
- Background check
- Google Workspace
- Computer literacy
- Paid time off
Quick Apply
3d
Department Administrator
The Research Foundation for The State University of New York at Stony Brook —Stony Brook, NY
- $105,000 - $125,000 a year
- Online Application
- 5 years
- Office
- Master's degree
- Travel reimbursement
- Opportunities for advancement
9d

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office administrator jobs near islip, ny

Administrative Assistant / Office Administrator (or higher)

Ferrantello Group -
Plainview, NY

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Job Details

Full-time
$50,000 - $65,000 a year

Benefits

Paid holidays
Health insurance
Dental insurance
401(k)
Paid time off
Vision insurance
Professional development assistance

Qualifications

Customer communication
Public permitting
Microsoft Excel
Office activity coordination
Microsoft Outlook
Workflow management (operations management method)
Word embeddings
Executive administrative support
Proposal (project phase management)
Microsoft Office
Document workflow management
Proposal writing
Construction document control
Project management software
Office management

Full Job Description

Administrative Assistant / Office Administrator (or higher)
The Ferrantello Group, P.C. – Land Surveying & Civil Engineering
Full-time On-site Plainview, NY 11803

About Us
For over 50 years, The Ferrantello Group has been a trusted leader in land surveying, civil engineering, site development, and municipal permitting across Long Island and New York City. We’re a close-knit, professional team known for precision, integrity, and exceptional client service. Position Overview
We are seeking a reliable, highly organized, and proactive Administrative Assistant (or higher-level Office Administrator/Office Manager) to support daily operations and help our growing team deliver outstanding projects. This is a fantastic opportunity for someone who enjoys a fast-paced professional services environment and wants long-term growth with a respected local firm.Key Responsibilities

Greet clients, manage phones, and handle all front-office communications
Schedule appointments, field survey crews, and project meetings
Prepare, organize, and track proposals, contracts, invoices, and client correspondence
Maintain and organize project files, permits, drawings, and municipal submissions
Support the CAD and engineering teams with document control and filing
Perform basic bookkeeping, invoicing, and expense tracking (QuickBooks experience a plus)
Coordinate with subcontractors, vendors, and government agencies
Assist with marketing materials, website updates, and social media (a plus)
For higher-level candidates (Office Administrator/Manager):
Oversee office operations and supplies
Provide HR support (onboarding, benefits administration)
Handle financial reporting and vendor relations
Manage special projects and assist leadership with strategic tasks

Requirements

2+ years of administrative experience (3–5+ years + office management experience preferred for higher-level role)
Strong proficiency in Microsoft Office (Outlook, Word, Excel)
Experience with QuickBooks, project management software, or permitting systems is a strong plus
Excellent written and verbal communication skills
Professional demeanor, attention to detail, and ability to multitask in a busy environment
Prior experience in engineering, surveying, construction, architecture, or professional services is highly preferred
Must be able to work full-time on-site in Plainview, NY

Compensation & Benefits

Salary: $50,000 – $65,000 per year (commensurate with experience)
Comprehensive benefits package including:
Health, dental, and vision insurance
Paid time off and paid holidays
401(k) plan
Professional development opportunities
Stable, long-term position with a well-established firm that values its team

How to Apply
Please email your resume and a brief cover letter to [email protected]

You may also download and complete our Employment Application here:

Microsoft Word - Employment Application.docx

The Ferrantello Group is an equal opportunity employer.

Pay: $50,000.00 - $65,000.00 per year

Benefits:

401(k)
Dental insurance
Health insurance
Paid time off
Professional development assistance
Vision insurance

Experience:

admin management in surveying, engineering, real estate: 2 years (Required)
project workflow support: proposals, permits, files: 2 years (Required)
survey, engineering, construction, or real estate docs: 2 years (Required)

Work Location: In person

Quick Apply

Refine Your Search

office administrator jobs in islip, ny

Administrative Assistant / Office Administrator (or higher)

Office Administrator/Bookkeeper (Quickbooks)

Executive Assist / Office Manager

Bookkeeper/Office Manager

Dental Office Manager

Receptionist / Office Administrator

dental office manager

OFFICE MANAGER

Office Manager

Office Manager

Office Manager/Firm Administrator

Office and Administrative Coordinator

Office Services Coordinator

Asst. Business Office Manager

Office Manager

Office Administrator

Director of Administrative Services

Assistant Office Manager

Full-Time Office Administrator – Huntington, NY

Department Administrator

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