Sr. Maintenance Supervisor

Whistle Express Car Wash

3d•Onsite

About The Position

The Sr. Maintenance Supervisor is responsible for keeping equipment reliable across an assigned market of Whistle Express sites. This hands-on leadership role leads Maintenance Technicians, prioritizes maintenance work, and helps sites remain open, safe, and operating to standard. The supervisor works in the field to coach technicians, inspect repairs, assist with complex troubleshooting, and ensure preventive maintenance is completed properly. The role also provides structure and follow-through when equipment issues threaten uptime, safety, or the guest experience. The position works across multiple locations in an assigned market and regularly operates in active car wash environments involving moving equipment, water, chemicals, vehicles, and varying weather conditions. Physical work includes standing, walking, bending, lifting, climbing, and working around mechanical equipment. Evenings, weekends, or on-call response may be required based on business needs or emergency repairs.

Requirements

Strong hands-on maintenance experience with mechanical, electrical, plumbing, and equipment troubleshooting.
Experience working with hand tools, power tools, diagnostic processes, and repair documentation.
Ability to lead, coach, schedule, and support technicians across multiple locations.
Strong problem-solving skills and ability to diagnose issues quickly and determine practical solutions.
High attention to detail, especially in inspections, preventive maintenance, safety checks, and repair quality.
Clear communication skills and ability to partner effectively with site leaders, market leaders, vendors, and technicians.
Ability to work independently, manage priorities, and follow through in a fast-paced field environment.
High school diploma or GED required.
Valid driver’s license and ability to travel regularly across an assigned geographic market.

Nice To Haves

Relevant trade, technical, or equipment certifications.

Responsibilities

Lead and support Maintenance Technicians across multiple sites within an assigned market.
Prioritize repair requests based on safety, guest impact, site downtime, and operational need.
Diagnose and support resolution of mechanical, electrical, plumbing, chemical, conveyor, vacuum, and wash tunnel equipment issues.
Ensure preventive maintenance is completed on time, documented accurately, and performed to standard.
Conduct site visits, field audits, and quality checks to verify repair quality and equipment condition.
Coach technicians in troubleshooting, repair standards, safety practices, and proper use of tools and parts.
Partner with site and market leaders to communicate equipment status, downtime risks, repair timelines, and follow-up needs.
Manage parts, tools, vendor coordination, and market-level inventory needs to support timely repairs.
Respond to urgent maintenance issues and serve as an escalation point for extended downtime or complex repairs.
Support new site openings, equipment installations, and market-level maintenance initiatives.