Senior Payroll & HR Technology Specialist

Arthur J. Gallagher & Co. (AJG); Norwalk (CT); On-site; USD 70,000 - 95,000; Full time

Benefits offered by this job

Competitive compensation

Comprehensive benefits

Career development opportunities

Collaborative, people-first culture

Global reach with local impact

Job summary

Gallagher Benefit Services in Norwalk, CT is seeking an experienced Payroll Specialist to administer and reconcile complex payrolls across multiple clients. You will configure payroll taxes, implement HRIS integrations, and ensure strict confidentiality while delivering accurate, timely payroll services.

Join a collaborative team within Gallagher's global HR advisory practice, contributing to process improvements, client satisfaction, and compliance across federal, state, and local regulations.

Qualifications

• 5+ years of payroll specialist or payroll administrator experience.
• Proficiency in Excel, including formulas, Pivot Tables, and VLOOKUP.
• Experience with payroll/HRIS implementations.
• Experience with reconciliations on a per payroll basis as well as quarterly/annual reconciliations.
• Attention to detail and ability to handle highly confidential information.

Responsibilities

• Administer complex payrolls and manage tax configurations.
• Reconcile quarterly and annual filings and related HRIS projects.
• Support multiple clients using various payroll solutions.
• Provide best practices, process improvements, and ensure compliance.
• Document processes and training; work in teams or independently.
• Identify opportunities for automation and efficiency in HRIS/Payroll.
• Build and maintain client relationships in a customer-centric environment.
• Manage several projects and clients concurrently with strong organization.

Skills

Payroll processing

Payroll tax configurations

Data reconciliation

Client relationship management

Attention to detail

Confidentiality

Tools

ADP

Ceridian

Paychex

Paycom

Paylocity

Rippling

UKG

Workday

Excel

Job description

Introduction

At Gallagher Benefit Services, you’re a trusted partner to organizations navigating some of their most important people decisions. We help clients build better workplaces, where people feel supported, empowered, and inspired to thrive. Whether it’s shaping benefit strategies, designing wellbeing programs, or advising on workforce challenges, the work you do here creates meaningful change for businesses and the people who power them. We’re a community of bold explorers, trusted experts, and compassionate partners; working side by side to solve problems, and shape the future of work. Here, curiosity is encouraged, collaboration is second nature, and your ideas have room to grow. If you’re looking for a place where your contribution matters and where you can help build a better world of work; think of Gallagher.

Overview

Welcome to the HR and Organizational Effectiveness practice of Gallagher – a team of experienced HR consultants that provides customized and comprehensive solutions to every HR challenge, regardless of industry. As a trusted advisor for organizations large and small, the HR&OE team at Gallagher delivers strategic guidance and hands-on HR support to help organizations focus on their strategic goals. Whether it's filling human resources skills gaps or taking on entire HR functions, we design and deliver tailored solutions that meet the unique needs of private, for-profit, and nonprofit companies alike.

With a growing team of more than 52,000 professionals worldwide, Gallagher empowers businesses, communities, and individuals to thrive. At Gallagher, you’ll play a pivotal role in shaping Gallagher's future and unlocking unparalleled opportunities for both clients and yourself – while experiencing The Gallagher Way, a culture fueled by shared values and a collective passion for excellence.

How you'll make an impact

• Administer complex payrolls
• Manage day-to-day payroll tax configurations
• Reconcile quarterly/annual tax filings, and complete other multifaceted payroll and HRIS-related projects as needed
• Take ownership of providing service to multiple clients using various solutions
• Actively provide best practices, process improvements, and ensure compliance with Federal, State, and Local jurisdictions
• Effectively manage and create documentation relating to processes, procedures, and training
• Work in a virtual team environment or autonomously completing tasks accurately and efficiently
• Identify and recommend process improvements such as training, customization, automation, and enhancements to maximize the value and efficiency of our client’s HRIS/Payroll platform
• Build and maintain client relationships in a customer-centric environment
• Successfully manage several projects and/or clients simultaneously in a highly organized manner
• Prioritizes meeting client deliverables and deadlines

About You

• Preferred experience with any major payroll/HRIS platform (e.g. ADP, Ceridian, Paychex, Paycom, Paycor, Paylocity, Rippling, UKG, or Workday
• Experience with other HRIS solutions is a plus (e.g. stand alone ATS, Performance, and Benefits)
• Experience in payroll/ HRIS implementations
• Minimum of 5 years’ experience in a payroll specialist or payroll administrator role
• Proficiency in Excel, including creating formulas, Pivot Tables, and the use of VLOOKUP
• Attention to detail problem solving ability, and the ability to operate in a highly confidential setting
• Experience with reconciliations on a per payroll basis as well as quarterly/annual reconciliations with the ability to troubleshoot issues resulting in root cause identification

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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)