Demo

Administrative Assistant

Sterling Infrastructure, Inc.
Kuna, ID Full Time
POSTED ON 4/9/2026
AVAILABLE BEFORE 5/7/2026
Application Instructions

Ralph L. Wadsworth is looking for a detail-driven Administrative Assistant to support our project team in Kuna, Idaho. This role is perfect for someone who enjoys staying organized, keeping projects moving, and being part of the team that helps bring major heavy civil construction projects to life.

If you thrive in a fast-paced environment, like variety in your day, and take pride in keeping things running smoothly behind the scenes - we'd love to talk with you.

Why You'll Love Working at Ralph L. Wadsworth

At Ralph L. Wadsworth, we build more than roads and bridges -we build careers, communities, and a legacy. For over 50 years, our teams have taken on complex, high-impact heavy civil projects across the western U.S., and we take pride in doing things the right way - with strong leadership, a people-first culture, and opportunities to grow.

Backed by Sterling Infrastructure, we offer the stability of a national company with the feel of a close-knit team. You'll work alongside experienced professionals who value collaboration, accountability, and supporting each other to get the job done.

If you enjoy being part of a team that takes pride in their work and supports one another, you'll fit right in here.

Position Description

What You'll Do

  • Support project documentation, claims tracking, and subcontractor coordination
  • Help maintain schedules and assist with project tracking and reporting
  • Manage change order correspondence and assist with project closeout documentation
  • Coordinate surveys, inspections, and Blue Stakes requests
  • Track quantities and support job costing updates
  • Assist the team with administrative needs that keep projects on time and on track


Position Requirements

What We're Looking For

  • 2 years of Administrative Assistant or Accounts Payable experience
  • Strong Microsoft Office skills (Access experience is a plus)
  • Comfortable working with project data, cost tracking, or accounting systems
  • Organized, proactive, and able to manage multiple priorities
What You'll Get

  • Health benefits starting after 30 days
  • 401(k) with 5% company match
  • Growth and advancement opportunities


Equal Opportunity Employer

We are an equal opportunity employer: We do not discriminate based on race, color, national origin, religion, creed, sex, sexual orientation, gender identity, disability, age, genetic information, marital status, military status, membership or activity in a local human rights commission, or status with regard to public assistance, or any other characteristic protected by applicable law.

#LI-ER1

Salary.com Estimation for Administrative Assistant in Kuna, ID
$40,388 to $50,185
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Administrative Assistant?

Sign up to receive alerts about other jobs on the Administrative Assistant career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$42,423 - $53,300
Income Estimation: 
$49,359 - $62,131
Income Estimation: 
$40,950 - $50,639
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Sterling Infrastructure, Inc.

  • Sterling Infrastructure, Inc. El Paso, TX
  • Application Instructions Lead the Work. Understand the Dirt. Deliver the Results. Texas Sterling Construction is looking for a Project Manager with deep fi... more
  • 9 Days Ago

  • Sterling Infrastructure, Inc. Kuna, ID
  • Application Instructions At Ralph L. Wadsworth Construction , we build more than bridges and highways - we build careers, communities, and a legacy. With o... more
  • 2 Days Ago

  • Sterling Infrastructure, Inc. Cheyenne, WY
  • Application Instructions Are you ready to build your future with a company that's built a reputation for excellence? Ralph L. Wadsworth Construction (RLW) ... more
  • 3 Days Ago

  • Sterling Infrastructure, Inc. The Woodlands, TX
  • Application Instructions Sterling Infrastructure is seeking a career-minded individual for an opening as Claims & Safety Specialist in The Woodlands, TX. B... more
  • 6 Days Ago


Not the job you're looking for? Here are some other Administrative Assistant jobs in the Kuna, ID area that may be a better fit.

  • CBH Homes Meridian, ID
  • Description Team CBH is growing! We are looking for a positive and professional Administrative Assistant to join our team. Are you highly organized and lov... more
  • 8 Days Ago

  • Ralph L. Wadsworth Construction Kuna, ID
  • Application Instructions Ralph L. Wadsworth is looking for a detail-driven Administrative Assistant to support our project team in Kuna, Idaho. This role i... more
  • 9 Days Ago

AI Assistant is available now!

Feel free to start your new journey!