Temporary Part-Time Administrative Assistant

About TrueSense Marketing

TrueSense Marketing is a full-service, strategic, direct response fundraising agency and direct mail marketing company. We use insightful analytics, innovative strategies, and breakthrough creative execution to engage donors at every level in order to move them from transactional to transformational relationships with our nonprofit partners.

About the Role

We are looking for a reliable, detail-oriented Temporary Administrative Assistant to support daily office operations at our Warrendale, PA location. This is a great opportunity for someone who enjoys variety in their workday, has strong organizational instincts, and takes pride in being a warm, professional first point of contact for visitors and staff alike. This is a fully onsite, temporary position expected to run 3–6 months, with the possibility of extension based on business needs.

What You'll Do

Document & Correspondence Support

Prepare, format, and proofread documents using Microsoft Word, ensuring a polished and professional presentation
Manage incoming and outgoing email correspondence in a timely and organized manner
Draft, format, and help distribute company newsletters and internal communications

Front Office & Visitor Relations

Serve as the first point of contact for visitors, clients, and vendors, providing a warm and professional welcome
Answer and direct phone calls and inquiries as needed
Maintain a clean, organized, and presentable front office/reception area

Office & Supply Management

Monitor office supply inventory levels and coordinate reordering to prevent shortages
Track incoming deliveries and ensure supplies are properly stocked and organized
Maintain organized filing systems, both physical and digital

Meeting & Administrative Support

Coordinate meeting scheduling, including calendar management and room/resource booking
Prepare meeting materials, agendas, and handouts in advance
Take accurate notes and minutes during meetings as requested
Provide general administrative support to team members and leadership as needed

Onboarding Support

Assist in preparing onboarding materials and welcome packets for new employees
Support the coordination of new hire paperwork and orientation logistics
Help ensure a smooth and organized onboarding experience for incoming staff
What We're Looking For
Previous experience as an administrative assistant, office coordinator, or in a similar support role required
Strong organizational skills with proven ability to manage filing systems (digital and physical)
Proficiency in Microsoft Word and comfort managing professional email correspondence
Experience assisting with newsletters or internal communications preferred
Excellent interpersonal and communication skills, with a professional and friendly demeanor
Strong attention to detail, particularly in inventory tracking and meeting logistics
Ability to multitask and prioritize in a dynamic office environment
Experience preparing onboarding materials or supporting new hire processes is a plus
Must be dependable, punctual, and able to work onsite for the full duration of the assignment
Position Details
Position Type: Temporary (3–6 months, possibility of extension)
Hours: Up to 30 hours per week
Pay Rate: $20.00/hour
Location: 502 Keystone Dr, Warrendale, PA 15086 (onsite only — not remote or hybrid)