COLLIN MCCAIN
Arlington
Summary
Senior Fleet Maintenance Supervisor with 5+ years of progressive leadership in high-volume Class 8 fleet operations. Currently oversee maintenance at the Dallas Greyhound terminal — the highest-revenue and highest-repair-throughput location in the network. Proven leader during Greyhound’s acquisition by FlixBus, maintaining operational stability and fleet performance throughout large-scale organizational change. Expertise in uptime optimization, regulatory compliance, workforce leadership, and operational execution in fast-paced environments.
Overview
15
15
years of professional experience
1
1
Certification
Work History
Fleet Maintenance Supervisor
Greyhound / FlixBus
Dallas
12.2022 - Current
- Lead maintenance operations at the company’s highest-revenue and highest bus-repair volume terminal.
- Maintained fleet uptime and operational reliability during post-acquisition transition to FlixBus ownership.
- Supervise technicians in a high-throughput environment, aligning workload with skill level and operational priority.
- Ensure compliance with DOT regulations, safety mandates, and evolving corporate procedures.
- Coordinate preventive maintenance scheduling to minimize service disruption and maximize fleet availability.
- Conduct quality assurance inspections prior to vehicle release to ensure safety and reliability standards are met.
- Develop and mentor technicians through structured coaching, accountability systems, and performance evaluations.
Fleet Supervisor
SITESAFE LLC
06.2020 - 10.2022
- Monitored fleet diagnostics using Samsara telematics to proactively address maintenance needs.
- Managed third-party vendors and controlled repair timelines.
- Oversaw inventory planning to prevent downtime due to parts shortages.
- Led hiring, onboarding, and workforce development initiatives.
Diesel Technician
Penske
11.2019 - 06.2020
- Performed advanced diagnostics and repairs on International, Freightliner, Volvo, Isuzu, and Hino Class 8 trucks.
- Maintained high-quality repair standards with minimal supervision.
Foreman/Supervisor
Murphy Hoffman Company
02.2011 - 10.2019
- Promoted from apprentice to Foreman, overseeing technician workflow and shop operations.
- Optimized repair order distribution to increase efficiency and turnaround speed.
- Prepared customer-facing estimates and translated complex technical issues into clear communication.
- Managed parts inventory and supported operational profitability.
Education
Diesel & Cummins Training - undefined
Universal Technical Institute
High School Diploma - undefined
Klein Collins
Skills
- High-Volume Fleet Operations Management
- Change Management During Corporate Acquisition
- Operational Stability & Continuity Planning
- Team Leadership & Performance Accountability
- Preventive Maintenance Strategy
- DOT & Safety Compliance
- Budget & Cost Awareness
- Vendor & Third-Party Repair Coordination
- Quality Assurance & Process Improvement
Certification
- Motor Vehicle Inspection License
- Air Brake Endorsement
- Cummins ISM, ISX, ISC/ISL, ISB Qualified
- Paccar MX10, MX11, MX13 Certified
Timeline
Fleet Maintenance Supervisor
Greyhound / FlixBus
12.2022 - Current
Fleet Supervisor
SITESAFE LLC
06.2020 - 10.2022
Diesel Technician
Penske
11.2019 - 06.2020
Foreman/Supervisor
Murphy Hoffman Company
02.2011 - 10.2019
Diesel & Cummins Training - undefined
Universal Technical Institute
High School Diploma - undefined
Klein Collins