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Temporary Office Administrative Assistant

Job in Town of Brookfield, Waukesha County, Wisconsin, USA
Listing for: Arthur J. Gallagher & Co. (AJG)
Full Time, Seasonal/Temporary position
Listed on 2026-10-24
Job specializations:
  • Administrative/Clerical
    Office Administrator/ Coordinator, Clerical, Admin Assistant
Salary/Wage Range or Industry Benchmark: 18 - 24 USD Hourly USD 18.00 24.00 HOUR
Job Description & How to Apply Below
Introduction

Welcome to Gallagher - a global community of people who bring bold ideas, deep expertise, and a shared commitment to doing what’s right. We help clients navigate complexity with confidence by empowering businesses, communities, and individuals to thrive. At Gallagher, you’ll find more than a job; you’ll find a culture built on trust, driven by collaboration, and sustained by the belief that we’re better together.

Whether you join us in a client-facing role or as part of our brokerage division, our benefits and HR consulting division, or our corporate team, you’ll have the opportunity to grow your career, make an impact, and be part of something bigger. Experience a workplace where you’re encouraged to be yourself, supported to succeed, and inspired to keep learning. That’s what it means to live The Gallagher Way.

Overview

Are you someone who enjoys keeping an office running smoothly, staying organized, and helping others? We're seeking a dependable and customer-focused Office Administrative Assistant to join our Office Services team on a temporary basis through the end of the year. This is an excellent opportunity for someone who enjoys variety in their day, takes pride in providing outstanding internal support, and thrives in a professional office environment.

In this role, you'll be the go-to person for a wide range of administrative and office support functions that help create a productive and welcoming workplace for employees and visitors alike. Please see additional position details below:

  • Pay is $21/hr
  • Schedule is Monday - Friday, 8:00 AM - 5:00 PM, Central Time
  • This is a temporary position through year-end (There may be an opportunity to convert to a permanent employee)
  • This is a fully onsite role located at our offices 300 North Corporate Drive, Brookfield, WI 53045
How you'll make an impact
  • Manage and distribute incoming and outgoing mail and packages
  • Answer and direct incoming phone calls in a professional manner
  • Scan, organize, and index documents electronically
  • Assist with conference room setup and meeting preparations
  • Maintain lunchrooms, break areas, and common spaces to ensure a clean and organized environment
  • Order and stock office and kitchen supplies
  • Provide general administrative support to various departments
  • Assist with special projects and other office services responsibilities as needed
About You
  • Previous administrative, office support, customer service, receptionist, or clerical experience preferred
  • Strong organizational skills and attention to detail

    Professional and friendly communication skills
  • Comfortable answering phones and interacting with employees and visitors
  • Basic computer proficiency, including Microsoft Office applications
  • Ability to multitask and manage changing priorities
  • Reliable, proactive, and team-oriented attitude
  • Ability to work independently while supporting a collaborative team environment
Compensation and benefits

At Gallagher, we believe supporting our colleagues goes far beyond the role itself.

For more information, visit our Benefits page.

  • Competitive compensation
  • Comprehensive benefits programs designed to support your well-being
  • Career development opportunities and ongoing learning
  • A collaborative, people-first culture with accessible leadership
  • The opportunity to do meaningful work with global reach and local impact

At Gallagher, we are dedicated to building an inclusive and authentic workplace. If your past experience doesn’t align perfectly, we encourage you to join our Talent Community to stay connected to additional career opportunities. At times, we will consider transferable skills from previous roles.

Gallagher is an affirmative action/equal opportunity employer (Minorities/Females/Veterans/Disabled)

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