Senior Payroll Administrator - SPA 25-25961

Job Title: Senior Payroll Administrator
Location: Milwaukee, WI (Onsite)
Duration: 6+ Months (Potential Extension)
Shift: Start time between 7 AM – 9 AM (8-hour day, flexible start)
Pay Rate: $30–$35/hr on W2

Job Summary:

A leading organization is seeking a Senior Payroll Administrator to support payroll operations within a Shared Services Center. The role involves processing payroll for a variety of employee groups, troubleshooting issues, ensuring data integrity, and serving as a subject matter expert on payroll matters.

Key Responsibilities:

• Process weekly and bi-weekly payroll for various employee types (hourly, salaried, union, etc.)

• Provide tier-two support for payroll issues and act as an escalation point

• Support garnishment, child support, and payroll tax processes

• Ensure data accuracy and confidentiality across HR/payroll systems

• Collaborate with HR, Payroll Tax, and General Ledger teams

• Use case management systems to track and resolve inquiries

• Contribute to best practice initiatives and process improvements

• Maintain compliance with internal controls and payroll regulations

Requirements:

• High School Diploma or GED required; Associate’s or Bachelor’s degree preferred

• 5+ years of payroll administration experience

• Experience with HCM systems (ADP Global View, SuccessFactors preferred)

• Familiarity with union payroll and SOX compliance a plus

• Strong knowledge of payroll laws and regulations

• Detail-oriented with strong organizational and communication skills

• Proficiency in Google Workspace and MS Office

• CPP certification preferred

• Bilingual (Spanish/French) a plus