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
3+ 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
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.