Administrative Assistant

Performix; Horsham (PA); On-site; USD 36,000 - 48,000; Full time

Job summary

Performix is seeking an administrative assistant to support daily onsite office operations in Horsham, PA for a 6-month term with extension potential. The role includes administrative support, office coordination, event assistance, and light bookkeeping tasks.

You will manage meeting room logistics, greet visitors, maintain supplies, assist with newsletters, and support project setup and vendor invoicing across U.S. locations with no travel required.

Qualifications

• 2+ years of administrative/office coordination experience.
• Strong attention to detail and ability to work independently.
• Experience with invoicing or basic accounting preferred.

Responsibilities

• Support daily office operations and provide general administrative support as needed.
• Ensure meeting rooms are clean, organized, stocked, and ready for use, and assist with room scheduling and coordination as needed.
• Support visitor check-in and help create a welcoming onsite experience.
• Maintain office and kitchen supplies, including purchasing, stocking, and inventory management.
• Assist with the coordination and execution of office events and activities, both onsite and offsite.
• Assist with monthly newsletter creation and other employee communications.
• Maintain organized files, records, and administrative documentation.
• Provide administrative and project support for the Horsham office and assist other U.S. branch locations as needed (no travel required).
• Set up projects in company systems and ensure timely processing of information.
• Create subcontractor agreements and process change orders.
• Submit subcontractor invoices for processing.
• Submit requests for new vendor and customer setup, including subcontractor pre-qualification support.

Skills

Organizational skills

Communication skills

Customer service mindset

Tools

Microsoft Office

Microsoft Teams

SharePoint

Job description

Duration: 6 months with strong potential for extension

Job ID: 1262-1

We are seeking a reliable and organized Administrative Assistant to support daily onsite office operations and help create a positive workplace experience for employees and visitors. This role plays an important part in ensuring efficient office operations through administrative support, office coordination, event assistance, and light project and bookkeeping activities.

Key Responsibilities

Administrative Support & Office Operations

• Support daily office operations and provide general administrative support as needed.
• Ensure meeting rooms are clean, organized, stocked, and ready for use, and assist with room scheduling and coordination as needed.
• Support visitor check-in and help create a welcoming onsite experience.
• Maintain office and kitchen supplies, including purchasing, stocking, and inventory management.
• Assist with the coordination and execution of office events and activities, both onsite and offsite.
• Assist with monthly newsletter creation and other employee communications.
• Maintain organized files, records, and administrative documentation.
• Provide administrative and project support for the Horsham office and assist other U.S. branch locations as needed (no travel required).
• Set up projects in company systems and ensure timely processing of information.
• Create subcontractor agreements and process change orders.
• Submit subcontractor invoices for processing.
• Submit requests for new vendor and customer setup, including subcontractor pre-qualification support.

Qualifications

• 2+ years of administrative, office coordination, receptionist, or office management experience preferred.
• Strong organizational, communication, and customer service skills, with the ability to manage multiple priorities effectively.
• Proficiency in Microsoft Office (Word, Excel, Outlook, and PowerPoint); experience with Microsoft Teams and SharePoint preferred.
• High attention to detail, accuracy, and the ability to work independently with minimal supervision.
• Ability to learn new systems and processes quickly and take initiative in a fast-paced environment.
• Experience with general office equipment and basic accounting, invoicing, or bookkeeping support preferred.
• Strong attendance, reliability, and a positive, team-oriented attitude.

Physical Requirements

• Ability to lift and move office supplies and materials up to 25 pounds.
• Ability to walk throughout the office and assist with event setup and breakdown activities.