Administrative Assistant

First Onsite - US • Marysville, WA

31d • $30 - $38

About The Position

Step into the role of Administrative Assistant at First Onsite and become the heartbeat of our office operations. You'll keep teams organized, informed, and supported while creating a professional, welcoming environment for employees and clients alike. From managing calendars and coordinating meetings to greeting visitors and handling incoming calls, your work ensures each day runs smoothly and efficiently. Your impact goes beyond daily tasks-you'll assist with onboarding, travel arrangements, job file management, invoicing, and maintaining digital records in systems like Salesforce, iCertis, and BOLT. Whether coordinating facilities maintenance, preparing documents for collections, or acting as a notary, your attention to detail and resourcefulness help the entire organization operate at its best. If you thrive in a fast-paced, multi-tasking environment and enjoy being the go-to support for your team, this role is for you.

Requirements

• 2+ years of customer service experience
• Ability to answer multi-line phone calls
• High school diploma or GED

Responsibilities

• Manage front desk operations, including answering phones and handling new lead intake
• Create lead sheets, job files, and organize folders in Microsoft Teams
• Assist with invoicing, T&M billing, and ordering office supplies
• Coordinate FedEx/UPS pickups and deliveries
• Support onboarding of new subcontractors
• Interface with clients and internal teams while providing administrative support to GM, BD, PD, and PM roles

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Education Level: High school or GED