Maintenance Supervisor

GFL Environmental Inc.; Dartmouth; Hybrid; CAD 70,000 - 110,000; Full time

Benefits offered by this job

Competitive salary

3 weeks vacation

Tool and boot allowance

Uniforms provided

Company-paid benefits

Job summary

GFL Environmental Inc. in Dartmouth, NS seeks a Shop Supervisor with Red Seal/Journeyman Heavy Duty Technician credentials. You will lead workflow, mentor technicians, and ensure high-quality repairs while coordinating with the Fleet Manager to uphold standards and safety.

The role emphasizes technical advisory duties over hands-on repair, requiring deep diagnostic knowledge and strong people leadership to develop the shop team and drive efficiency.

Qualifications

• Red Seal/Journeyman Heavy Duty Technician certification or equivalent.

Responsibilities

• Organize daily workflow for assigned shift and train technicians

Skills

Leadership

Diagnostics leadership

Communication

Safety culture

Team mentoring

Education

Red Seal/Journeyman Heavy Duty Technician

Tools

Diagnostic tools

Fleet software

Job description

**GFL Environmental in Dartmouth, NS,** is seeking a skilled, leadership-minded **Shop Supervisor** to organize daily workflow, mentor technicians, and ensure high-quality, efficient equipment repairs. Operating under limited supervision, the ideal candidate is a **Red Seal/Journeyman technician** who will work closely with the **Fleet Manager** to oversee shop operations, drive team accountability, and lead project initiatives. While this is a technical advisory position rather than a hands-on repair role, the supervisor must possess deep diagnostic knowledge to successfully guide, support, and develop the shop team.**Key Job Duties** **Leadership & Team Operations** ● **Workflow & Training:** Organize the daily workflow of your assigned shift. Assist in orienting, training, assigning tasks to, and evaluating the work of skilled technicians, providing active technical guidance and troubleshooting mentorship on complex mechanical issues. ● **Safety Culture:** Promote and maintain a safe work environment by ensuring all team members adhere to safety protocols, wear proper PPE, and keep work areas clean and orderly. ● **Leadership Traits:** Strong capability to prioritize workshop tasks within a set budget, maintain a high degree of patience, offer constructive criticism, and foster cooperative working relationships. ● **Daily Huddles:** Hold energetic and informative morning and afternoon huddles with the team to align on daily goals, safety, and priorities. ● **Project Management:** Take the lead on specialized shop projects; successfully organize execution and report the final results back to leadership. ● Work closely with the Fleet Manager to optimize shop efficiency and maintain alignment with company operational standards.**Accountability & Compliance** ● **Quality Assurance:** Review completed repair orders to ensure work meets GFL quality and safety standards before equipment is returned to service. ● **Warranty Support:** Work collaboratively with the Parts Technician to ensure correct warranty procedures are followed and tracked through to completion to maximize fleet compliance and cost recovery.**Technical Guidance & Mentorship** ● **Diagnostic Leadership & Technical Oversight:** Serve as the subject matter expert and primary technical advisor for the shop. Provide deep diagnostic expertise across fuel, ignition, cooling, mechanical, suspension, drive train, engine, transmission, hydraulic, electrical, and air brake systems to help technicians isolate complex failures. ● **Technical Guidance & Mentorship:** Actively guide, coach, and mentor shop technicians through intricate repair procedures and troubleshooting processes, helping them build their skills rather than performing the physical repairs yourself. ● **Service Manual & Technical Support:** Read, interpret, and explain complex service manuals, technical service bulletins (TSBs), and schematics to assist other technicians in executing accurate and efficient repairs. ● S**oftware Documentation & Compliance:** Direct the proper use of fleet maintenance software programs to ensure accurate and timely completion of required paperwork (such as DVIRs and M5 work orders). Oversee the precise documentation of repairs, parts utilization, and labor hours.**Experience & Certifications** ● **Trade Certification:** Valid Red Seal or Journeyman Heavy Duty Mechanic certification (or equivalent relevant trade qualification). ● **Industry Experience:** Proven experience working in a heavy equipment or medium/heavy truck fleet environment. Previous leadership or supervisory experience is highly preferred. ● **Licensing:** Valid driver's license with a clean driving record (air brake endorsement or commercial license is an asset).**Skills & Tools** ● **Diagnostic Proficiency:** Proficient with advanced electronic diagnostic scan tools, laptop diagnostic software, and specialty fleet troubleshooting programs to isolate issues and guide technicians.● **Communication:** Excellent verbal and written communication skills to effectively translate complex technical data to technicians, management, and parts personnel.**Physical & Soft Skills** ● **Physical Presence:** Ability to safely navigate an active maintenance shop environment daily. Must maintain the mobility required to inspect heavy equipment alongside technicians, work safely around heavy machinery, and provide technical oversight directly at the vehicle or repair bay. ● **Leadership Traits:** Strong capability to prioritize workshop tasks within a set budget, maintain a high degree of patience, offer constructive feedback to developing technicians, and foster a collaborative, safety-first working relationship.**What We Offer*** Competitive salary* 3 weeks vacation* Tool and boot allowance.* Uniforms provided.* 100% company-paid benefits (no out-of-pocket premiums).* Employee & Family Assistance Program (EFAP).* RRSP matching program.* Career development opportunities.* Supportive and inclusive work environment.