Onsite Administrative Pro: Payroll & Billing Support

Addison Group; Kings Mountain (NC); On-site; USD 34,000 - 36,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k)

Job summary

Addison Group in Kings Mountain, NC is seeking an experienced Administrative Assistant II to deliver day-to-day support in a fast-paced office. This onsite role handles timecard and payroll support, invoicing, recordkeeping, reporting, and coordination with staff, vendors, and leadership.

The ideal candidate has 3–5 years in administration, strong detail orientation, exceptional organization, and the ability to learn new systems quickly.

Qualifications

• 3–5 years of administrative experience preferred.
• Strong attention to detail and accuracy.
• Excellent organizational, time-management, and problem-solving skills.
• Ability to manage multiple priorities and recurring deadlines.
• Strong verbal and written communication skills.
• Experience with payroll support, timecards, attendance tracking, invoices, billing, or related administrative functions preferred.

Responsibilities

• Provide day-to-day administrative support to leadership and operations teams.
• Follow up with approximately 30 employees to collect timecards for payroll each Monday.
• Review and reconcile employee timecards and enter approved leave adjustments.
• Maintain accurate payroll, attendance, and employee records.
• Communicate with staffing partners regarding employee timecards and documentation.
• Enter, index, and maintain invoices and supporting documentation.
• Review, code, and process office invoices accurately and on time.
• Assist with billing, invoice support, and other accounting-related administrative tasks as needed.
• Support customer billing, order coordination, and related administrative activities.
• Set up vendors, customers, and other business partners in company systems.
• Collect and maintain required documentation.
• Review and process invoices from third-party vendors.
• Process credit card payments as needed.
• Compile and maintain daily operational reports.
• Retrieve records, prepare summaries, and respond to administrative inquiries.
• Coordinate with employees, staffing partners, vendors, customers, and leadership.
• Maintain accurate records across multiple systems.
• Support multiple locations and business operations.
• Perform additional administrative duties and projects as assigned.

Skills

Administrative support

Payroll support

Time management

Attention to detail

Communication

Tools

Microsoft Excel

Microsoft Word

Microsoft Outlook

Microsoft Office Suite

Microsoft Dynamics 365 Business Central

ERP systems

Job description

Addison Group in Kings Mountain, NC is seeking an experienced Administrative Assistant II to deliver day-to-day support in a fast-paced office. This onsite role handles timecard and payroll support, invoicing, recordkeeping, reporting, and coordination with staff, vendors, and leadership.

The ideal candidate has 3–5 years in administration, strong detail orientation, exceptional organization, and the ability to learn new systems quickly.