Administrative Support Specialist

Job overview

The Administrative Support Specialist works fully onsite in Itasca, IL, Monday through Friday, 8:00 a.m.–5:00 p.m. Compensation is $50,000–$60,000 per year. The role supports a client in fleet management and automotive services, coordinating vehicle maintenance operations and service activities. The specialist helps keep maintenance requests and administrative workflows moving by managing billing documentation, customer communications, service tickets, and vendor coordination. Accurate records and timely follow-up help customers, repair facilities, and internal teams resolve service issues efficiently.

What you'll do

• Review invoices and billing documentation, research discrepancies, and coordinate resolution
• respond to inquiries about repairs, scheduling, and maintenance updates
• monitor service requests and tickets
• communicate with repair facilities about progress, parts, and timelines
• enter purchase orders and maintenance information
• maintain files, assist with reporting, distribute mail, and provide administrative support.

What we're looking for

Skills & competencies

administrative support specialist

onsite

itasca il

fleet management

automotive services

billing support

invoice review

customer service

vendor coordination

service tickets

monday–friday

$50,000–$60,000 salary

Work arrangement

• Weekend coverage required

Benefits & perks

• Medical, dental, vision, and 401(k) eligibility
• professional development opportunities.

Why this role

Direct-hire position. Requires 1–3 years of administrative support, customer service, billing, or similar office experience and a high school diploma or equivalent. The schedule is Monday–Friday, 8:00 a.m.–5:00 p.m.

About the employer

Addison Group is hiring for this role. Industry: Administrative Management and General Management Consulting Services. Sector: 54.