Job Description

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Benefits:

• 401(k)
• 401(k) matching
• Dental insurance
• Health insurance
• Paid time off
• Vision insurance

Office Administrator

Location: North Plainfield, New Jersey

Company: Avantier – Premium Custom Optics Manufacturer

Base Salary: $50,000 - $65,000

About Avantier Inc.

At Avantier, you won’t just “have a job”—you’ll work on real, cutting-edge technology used in aerospace, defense, and life sciences.

We are a global photonics company (25+ years), specializing in custom optical design, engineering, and manufacturing for high-tech industries worldwide.

Position Overview

Avantier is seeking an experienced Office Administrator to support daily office and operational activities. We are looking for someone who has previously worked in a similar role and can confidently manage administrative tasks, communication, inventory coordination, and follow-ups in a fast-paced environment.

The ideal candidate is organized, proactive, detail-oriented, and comfortable managing multiple priorities while communicating effectively across teams.

Key Responsibilities

• Prepare packing slips, invoices, and related documentation
• Manage emails, follow-ups, and internal/external communication
• Prioritize tasks based on urgency and business needs
• Maintain office procedures, records, and organizational systems
• Assist with inventory tracking and office supply coordination
• Handle incoming phone calls and route inquiries appropriately
• Support managers and cross-functional teams with daily operations
• Identify and communicate issues proactively
• Assist with ad-hoc operational, administrative, and office tasks as needed

Qualifications

• 2+ years of experience in an office coordination, administrative, or operations support role
• Experience with invoicing, documentation, inventory management, and phone handling
• Strong written and verbal communication skills
• Proficient in Microsoft Office (Excel, Outlook, Word)
• Strong organizational and time management skills
• Ability to multitask and work independently
• High attention to detail and accuracy
• Self-motivated with a proactive mindset

Why Join Avantier

• Competitive compensation and full benefits (Medical, Dental, Vision, 401k)
• Opportunity to work in a growing high-tech industry
• Collaborative, hands-on environment with real impact

Additional Information

• Work Hours: Monday–Friday, 9:00 AM – 6:00 PM
• Work Location: In-person (5 days/week)
• Job Type: Full-time

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

Careers

Avantier Inc. is an unparalleled leader in providing custom optical systems solutions. We offer advanced precision custom optical design, optical engineering, optical lens assembly, rapid optical proto-typing, image processing, and optical manufacturing services.

With over fifty years of experience in optical design and engineering, our team possesses an extensive wealth of knowledge. Our esteemed customers are well aware that Avantier is dedicated to providing exceptional care. Whether you require imaging solutions, lens systems, optical components, or opto-mechanical assemblies for applications in UV, VIS, NIR, or SWIR, rest assured, we have got you covered. Our advanced manufacturing units, coupled with cutting-edge metrology, empower us to manufacture precision optics of the highest caliber.

Opportunities for Career Growth

At Avantier, we maintain a commitment to equal opportunity and affirmative action, actively seeking out top talent. We present an excellent prospect for individuals interested in delving into the realm of custom optical lenses, offering a dynamic work environment.