Steven Lahart
Colfax,IA
Summary
Service-focused professional with extensive experience in customer support, parts sourcing, and administrative operations within the truck and trailer service industry. Skilled at building strong customer relationships, preparing accurate work orders, processing warranties, and coordinating repairs. Known for attention to detail, clear communication, and the ability to thrive in fast-paced environments.
Overview
9
9
years of professional experience
Work History
Service Administrator
Cummins
11.2025 - Current
- Coordinated service work orders, ensuring accurate scheduling, documentation, and customer updates.
- Processed warranty claims, verifying eligibility and supporting timely submission through internal systems.
- Managed invoicing and billing records, resolving discrepancies with service teams and customers.
- Tracked parts availability, aligning service requests with inventory and delivery requirements.
- Supported technicians and advisors by preparing job files, estimates, and completion paperwork.
Parts Counter Person
Jim Hawk Truck Trailers, Inc.
07.2025 - 10.2025
- Served as first point of contact for shop technicians and customers; provided repair estimates, sourced parts, and communicated order status updates.
- Created and reviewed invoices and work orders for accuracy, ensuring warranty compliance.
- Utilized multiple systems for parts lookup, inventory management, and vendor coordination.
- Supported administrative tasks across departments, maintaining strong attention to detail.
Parts Counter Person
Midwest Peterbilt Group
07.2022 - 04.2025
- Assisted customers by sourcing and identifying parts for OTR trucks, ensuring timely service.
- Handled customer requests with professionalism, building strong relationships through clear communication.
- Cooperated with outside vendors and sales representatives to meet service and repair needs.
- Reviewed and processed repair orders to ensure administrative accuracy.
Parts Professional
Cummins Inc.
01.2018 - 01.2022
- Served as primary customer contact, handling inquiries via phone, email, and in-person communication.
- Prepared repair orders, warranty claims, and invoices with high accuracy.
- Developed repair plans and provided regular status updates to customers.
- Escalated technical issues when required and coordinated with technicians to ensure timely resolution.
- Managed purchasing, inventory sourcing, and consistent data entry across multiple systems.
- Supported preventative maintenance scheduling and process adherence.
Education
High School Diploma -
Colfax-Mingo High School
Colfax, IASkills
- Customer Service & Relationship Building
- Work Order & Warranty Processing
- Repair Planning & Scheduling
- Estimate Building & Quoting
- Service & Repair Coordination
- Technical Issue Escalation
- Multi-Platform Software Proficiency
- Inventory Control & Procurement
- Data Entry & Administrative Accuracy
- Microsoft Office Suite
Timeline
Service Administrator
Cummins
11.2025 - Current
Parts Counter Person
Jim Hawk Truck Trailers, Inc.
07.2025 - 10.2025
Parts Counter Person
Midwest Peterbilt Group
07.2022 - 04.2025
Parts Professional
Cummins Inc.
01.2018 - 01.2022
High School Diploma -
Colfax-Mingo High School