Senior Office & Operations Lead — High-Tech Ops

Avantier Inc; North Plainfield (NJ); On-site; USD 80,000 - 105,000; Full time

Benefits offered by this job

401(k)

401(k) matching

Dental insurance

Health insurance

Paid time off

Vision insurance

Job summary

Avantier Inc in North Plainfield, New Jersey is seeking a Senior Office Coordinator to support daily office and operational activities in a fast-paced environment. The role requires experience in administrative tasks, communication, inventory coordination, and timely follow-ups to keep operations running smoothly.

The ideal candidate is highly organized, proactive, and able to manage multiple priorities while collaborating effectively across teams.

Qualifications

• 5+ 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

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

Skills

Office coordination

Invoicing

Inventory management

Phone handling

Microsoft Office

Communication skills

Multitasking

Tools

Excel

Outlook

Word

Job description

Avantier Inc in North Plainfield, New Jersey is seeking a Senior Office Coordinator to support daily office and operational activities in a fast-paced environment. The role requires experience in administrative tasks, communication, inventory coordination, and timely follow-ups to keep operations running smoothly.

The ideal candidate is highly organized, proactive, and able to manage multiple priorities while collaborating effectively across teams.