Night - Supervisor of Equipment Maintenance

Interstate Waste Services • Amsterdam, OH

4d • $95,000 - $115,000 • Onsite

About The Position

Interstate Waste Services (IWS) is a leading provider of solid waste and recycling services in the New York, New Jersey, and Connecticut markets, with a rail-served landfill in Ohio. IWS is dedicated to delivering high-quality waste, recycling, and environmental services while prioritizing the safety of its employees, customers, and communities. The company serves a diverse range of industrial, medical, and commercial/residential customers. Founded in 1998, IWS has grown through acquisitions, integrating family-owned businesses into its operations, and prides itself on combining the resources of a large company with the values of a family-run business.

The Landfill Maintenance Supervisor is responsible for overseeing the daily preventive, predictive, and corrective maintenance of the landfill's mobile equipment fleet, support vehicles, maintenance shop, and related operating assets. This role involves leading maintenance technicians and support personnel, assigning tasks, ensuring the quality of repairs, and reinforcing safe work practices to maintain critical equipment availability for landfill operations.

Requirements

• High school diploma or GED required.
• 3-5 years of heavy equipment maintenance experience, preferably in landfill, waste, construction, quarry, mining, recycling, or similarly severe-duty operations.
• At least two years of experience leading technicians or coordinating maintenance work.
• Strong working knowledge of heavy equipment maintenance practices, diagnostics, and repair planning.
• Experience with diesel engines, hydraulic systems, electrical systems, powertrain systems, brakes, HVAC, welding, and fabrication.
• Experience using CMMS, fleet maintenance software, and diagnostic tools.
• Valid driver's license required.
• Strong organizational, communication, leadership, and problem-solving skills.
• Ability to manage competing priorities in a fast-paced, high-accountability operating environment.

Nice To Haves

• Technical school or an associate degree in diesel, heavy equipment, or industrial maintenance is preferred.
• CDL preferred or the ability to obtain one if required by the operation.
• Prior experience in a high-volume solid waste landfill operation.
• Experience maintaining Caterpillar, Komatsu, Volvo, or similar heavy equipment.
• Knowledge of landfill compactors, dozers, loaders, excavators, haul trucks, and landfill support equipment.
• Experience with oil analysis, telematics, and predictive maintenance programs.
• Knowledge of DOT requirements as applicable to support fleet.
• Familiarity with lean maintenance, root cause analysis, and continuous improvement practices.
• Strong technical knowledge of heavy mobile equipment operating in abrasive, high-contamination, and severe-duty environments.
• Ability to lead a maintenance crew and maintain high standards for safety, repair quality, housekeeping, and urgency.
• Ability to review downtime trends, maintenance information, and repeat failures to improve daily performance.

Responsibilities

• Supervise, coach, and develop maintenance personnel, including heavy equipment mechanics, welders, service technicians, and parts/inventory support staff.
• Review maintenance priorities with the Maintenance Manager and assign daily work based on operating needs, equipment condition, safety risk, and production impact.
• Coordinate work-order flow, labor assignments, shift coverage, emergency response, and shop productivity throughout the assigned shift.
• Reinforce accountability, urgency, teamwork, professionalism, and safety within the maintenance shop and field work areas.
• Assist with onboarding and training, provide timely performance feedback, and escalate serious performance or conduct concerns to the manager.
• Oversee the maintenance and repair of landfill and support equipment, including compactors, dozers, excavators, articulated haul trucks, water trucks, semi tractors/trailers, pumps, light-duty vehicles, and other site support or specialty equipment.
• Verify that repairs are completed safely, correctly, and on time, ensuring proper equipment documentation before return to service.
• Provide hands-on technical direction for complex diagnostics involving diesel engines, hydraulics, electrical systems, powertrain components, brakes, emission systems, and structural repairs.
• Coordinate field repairs and emergency breakdown response to minimize equipment downtime and keep operations informed.
• Ensure scheduled services, inspections, lubrication, oil changes, fluid sampling, undercarriage inspections, component tracking, and rebuild intervals are completed on schedule.
• Monitor PM compliance, repeat failures, and downtime data; address routine gaps and report recurring or significant issues to the manager.
• Utilize predictive maintenance tools, including telematics, diagnostic software, oil analysis, and trend monitoring, to inform repair decisions.
• Partner with operations to ensure operators conduct pre-shift and post-shift inspections and promptly report equipment defects.
• Manage competing priorities in a fast-paced, high-accountability operating environment.
• Use parts, labor, and overtime responsibly and flag significant cost or resource concerns for the manager.
• Communicate effectively with technicians, operators, site leadership, vendors, and corporate support functions.
• Balance immediate equipment needs with scheduled preventive maintenance commitments.

Benefits

• Equal employment opportunities to all employees and applicants for employment.
• Prohibition of discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
• Policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

What This Job Offers

• Job Type: Full-time
• Career Level: Manager
• Education Level: High school or GED