Administrative Assistant

Overview

Join one of Fortune Magazine's "100 Best Companies to Work For"!

Kimley-Horn is seeking an Administrative Assistant for our dynamic regional HR team.

You will play a crucial role in supporting our Midwest HR team and ensuring the smooth operation of various HR administrative functions.

This HR Assistant opportunity is an office-based role located in our Chicago West office at 4201 Winfield Road, Suite 600, Warrenville, Illinois (IL) 60555.

Responsibilities

• Manage the onboarding and integration tasks including pre-employment paperwork, background checks, and drug tests for new hires.

• Partner with HR Coordinator or Partner to undergo adjudication process pending results of new hire screenings.

• Manage I-9 process for new hires, including rectifying tentative non-confirmation results and employment authorization reverifications.

• Enter new hire details into HRIS system in accordance with onboarding guidelines and best practices.

• Schedule new hire orientation and assign any required new hire trainings.

• Manage and maintain personnel files via HRIS Document Manager and hard copies.

• Assist Recruiters with job postings, career fair coordination, candidate interview coordination, travel arrangements and the processing of associated travel expenses.

• Use HRIS system to prepare reports.

• Support internal auditing efforts for accuracy including, but not limited to, I-9 records and employee personnel information.

• Ensures federal and state regulation compliance for labor law posters.

• Manage calendars and help schedule meetings/conference calls.

• Support the organization and scheduling of training or other meetings as needed.

• Organize and maintain the HR supply room and order supplies.

• Perform other administrative duties to include, but not limited to, photocopying, mailing, scanning, and filing.

• Other duties as assigned.

Qualifications

• High School Diploma or equivalent

• Strong interpersonal and communication skills; strong punctuation and grammar skills

• Proficient in MS Office Suite; highly proficient in Excel, Word, and Outlook

• Proficient in Adobe Acrobat

• Positive, client service-oriented

• Collaborative and team-oriented

• Capable of managing and balancing multiple tasks/priorities in a fast-paced, deadline driven environment.

• Visibility of work requires attention to detail, excellent organizational skills, and discretion with confidential information.

Salary Range: $52,000-$62,000

Depending on applicable experience.

Why Kimley-Horn?

At Kimley-Horn, we do things differently. People, clients, and employees are at the forefront of who we are. Clients know we prioritize achieving their goals and growing their success. Employees know our culture and approach to business are built on a desire to provide an environment for everyone to flourish. Our commitment to quality is only as good as the people behind it- that's why we welcome and develop passionate, hardworking, and proactive employees. We take pride in how our employee retention, robust benefits package, and company values have led to Kimley-Horn's placement on the Fortune "100 Best Companies to Work" list for 19 years!

Key Benefits at Kimley-Horn

• Exceptional Retirement Plan: 2-to1- company match on up to 4% of eligible compensation (salary + bonus) and additional profit-sharing contribution.

• Comprehensive Health Coverage: Low-cost medical, dental, and vision insurance options.

• Time Off: Personal leave, flexible scheduling, floating holidays, and half-day Fridays.

• Financial Wellness: Student loan matching in our 401(k), and performance-based bonuses.

• Professional Development: Tuition reimbursement and extensive internal training programs.

• Family-Friendly Benefits: New Parent Leave, family building benefits, and childcare resources.

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This posting is for a current vacancy. Applications are being accepted on an ongoing basis; however, this job posting may close at any time after a minimum of 3 days of being posted.

PleaseCLICK HERE ( to learn more about the potential Benefits you may be eligible to receive with this role.

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Applicants must be legally authorized to work for Kimley-Horn in the U.S. without employer sponsorship. We do not typically sponsor H1-B or any other work visa petitions.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

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Posted Date 7 days ago (8/14/2026 11:48 AM)

ID 2026-24893

Education High School Diploma/GED

Discipline/Focus Human Resources