Administrative Assistant — Billing & Onboarding

Wilson Construction Company; Tempe (AZ); On-site; USD 25,000 - 36,000; Full time

Benefits offered by this job

Competitive pay

Employer-paid benefits

401(k) with match

Paid time off

Career growth

Job summary

Wilson Construction Company in Tempe, AZ is seeking an Administrative Assistant to provide vital support to the Director of Operations and to coordinate between regional offices, field crews, and headquarters.

The role emphasizes financial tracking, billing, timesheets, expense processing, and onboarding, while also managing front desk duties, bid documents, and general administration to keep projects on schedule.

Qualifications

• Minimum 2 years of progressive professional office experience.
• High school diploma or equivalent; relevant office coursework is a plus.
• Proficiency in MS Office suite (Outlook, Excel, Word) and Adobe Acrobat.
• Must reside within reasonable driving distance of Tempe, AZ or be willing to relocate.

Responsibilities

• Billing & Financial Tracking: review billing workups and maintain JTD costs.
• Timesheet & Labor Tracking: collect and track weekly hours for payroll and ensure proper routing of documents.
• Expense & Receipt Processing: review and process receipts and vendor accounts with proper approvals.
• New Hire Processing & Onboarding: process new hires and provide onboarding and training.
• General Administration & Liaison Support: manage front desk, coordinate bid documents, file documents, assist with reporting.

Skills

Self-motivated

Highly organized

Detail-oriented

Strong follow-up

Prioritize tasks

Education

High school diploma

Tools

MS Office

Outlook

Excel

Word

Adobe Acrobat

Job description

Wilson Construction Company in Tempe, AZ is seeking an Administrative Assistant to provide vital support to the Director of Operations and to coordinate between regional offices, field crews, and headquarters.

The role emphasizes financial tracking, billing, timesheets, expense processing, and onboarding, while also managing front desk duties, bid documents, and general administration to keep projects on schedule.