Administrative Clerk
Avantor
- Location
- Aurora, CO
- Work model
- On-Site
- Level
- Entry
- Posted
- Aug 12, 2026
About this role
The Opportunity
The Administrative Clerk will be responsible for answering and routing incoming calls and providing exceptional customer service to customers and employees. Greets visitors, distributes mail, and performs various administrative tasks as assigned. Schedule: Monday through Friday, 6:30 AM – 3:00 PM. What we’re looking for Education : High school diploma or GED preferred. Experience : Minimum of 1 year of experience in an administrative or office support role.
Preferred Qualifications
Demonstrates a high degree of tact and courtesy, and professionalism when interacting with clients, visitors, and team members. Organized with the ability to multitask and prioritize daily tasks. Excellent verbal and written communication skills. Proficiency in Microsoft Office Suite (Word, Excel, Outlook) Ability to lift 40lbs safely and stand most of the shift. How you will thrive and create an impact Responsible for day-to-day administrative tasks that support efficient business operations. These tasks include managing schedules, receiving visitors, answering incoming calls, organizing files, processing paperwork, preparing reports, handling information requests, coordinating travel schedules, arranging meetings and conference calls, and managing office supplies. These functions are essential to maintaining smooth administrative and operational support throughout the facility. In addition to general administrative responsibilities, this role has a substantial impact on warehouse operations. The Administrative Clerk manages customer warehouse management (WM) orders daily and serves as the primary point of contact for customer service inquiries, order changes, and customer requirements. This position plays a key role in ensuring accurate communication, timely order processing, and overall customer satisfaction. This position is responsible for maintaining and updating data for daily huddles, monthly business reviews, performance metrics, audits, and sustainability reporting. This role ensures the accuracy and timeliness of data entry and reporting, supporting operational decision-making, continuous improvement initiatives, compliance requirements, and overall facility performance. Responsible for retaining, researching, and processing all invoices for the Denver facility. Timely invoice management is critical to maintaining vendor relationships, ensuring accurate financial records, and supporting ongoing operations at the facility. Greet and announce visitors in a friendly, courteous manner. Ensure all visitors sign in and out of the Visitor’s Log. Answer and route incoming calls and provide exceptional customer service to customers and employees. Maintains goodwill and provides exceptional customer service to all customers and potential customers. Maintains phone lists and mailbox labels. Performs job duties in accordance with company policies and procedures. Establishes positive relationships with all employees. Processes and distributes incoming mail daily and processes postage on outgoing mail. Trains new employees in use of phone system. Publishes company monthly calendar. Orders and maintains office supply inventory. Assists the Office Manager with assigned tasks, such as filing, data entry, and typing. May assist with warehouse duties such as lifting and moving boxes. Performs other duties as assigned. Disclaimer: The above statements are intended to describe the general nature and level of work being performed by employees assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties and skills required of employees assigned to this position. Avantor is proud to be an equal opportunity employer. Why Avantor? Dare to go further in your career. Join our global team of 14,000+ associates whose passion for discovery and determination to overcome challenges relentlessly advances life-changing science. The work we do changes people's lives for the