Administrative Assistant

Job Description

Job Description

Administrative Assistant

Location: Tempe, AZ (Office-Based)

About Us

Wilson Construction Company is a premier utility contractor specializing in complex electrical transmission and distribution line construction across the United States. Operating out of our regional office in Tempe, Arizona, our team fosters a collaborative, fast-paced, and supportive environment where dedicated administrative professionals ensure seamless coordination between regional operations, field crews, and corporate headquarters.

Role Overview

Based out of our Tempe, AZ office, the Administrative Assistant will provide vital operational support reporting directly to the Director of Operations and serving as a key liaison to the headquarter office. You will be responsible for managing regional administrative workflows, focusing heavily on financial tracking, billing, timesheet management, expense processing, and new hire onboarding while supporting local field staff.

Key Responsibilities

• Billing & Financial Tracking: Review billing workups for percentage complete, unit, and T&E on a weekly and monthly basis for projects across Arizona and New Mexico, and maintain spreadsheets tracking Job to Date (JTD) costs and job status.
• Timesheet & Labor Tracking: Collect, compile, and track weekly timesheet hours and crew makeups to spreadsheets for payroll check preparation, and ensure proper routing and approval of timesheets, invoices, and job-related documents.
• Expense & Receipt Processing: Collect, review, and process receipts, expenses, and vendor accounts for the regional office, shop, and surrounding job sites, ensuring proper approvals are obtained.
• New Hire Processing & Onboarding: Process new hires, provide initial onboarding and new hire training, and monitor their ongoing progress.
• General Administration & Liaison Support: Manage reception and front desk duties (visitors, phones, mail, supplies), coordinate bid documents and job setups, scan and electronically file documents, and assist the Director of Operations with corporate communications and reporting.

Qualifications & Requirements

• Experience Level: Minimum 2 years of progressive professional office experience in an administrative position.
• Education & Credentials: High school diploma or equivalent; relevant office or business coursework is a plus.
• Technical & Software Skills: Proficiency in MS Office suite (Outlook, Excel, Word) and Adobe Acrobat.
• Core Competencies: Self-motivated, highly organized, detail-oriented, with strong follow-up/follow-through and the ability to independently prioritize tasks in a fluctuating environment.
• Location & Licensing Requirements: Must reside within a reasonable driving distance of our Tempe, AZ office or be willing to relocate, with a positive, team-oriented approach to problem-solving.

What We Offer

• Competitive Compensation: Competitive hourly wage and overtime eligibility.
• Comprehensive Benefits Package: 100% employer-paid medical, dental, and vision — for you and your qualified spouse and dependents.
• Retirement & Paid Time Off: 401(k) plan with company match, personal time off (PTO), paid vacation, and holiday pay.
• Career Growth: Professional development, specialized training, and career advancement opportunities within a national industry leader.

Wilson Construction Co. is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other legally protected characteristic. We participate in E-Verify to confirm employment eligibility to work in the United States in compliance with federal law. As a smoke and drug-free workplace (including marijuana) successful candidates must pass post-offer drug screenings.

How to Apply

Ready to advance your career with an industry leader? Please submit your cover letter and resume directly through the Opportunities page on our website: