Assistant Maintenance Manager

Recommended Experience

More than 5 years

Full Time

TMS International is the leading provider of on-site, industrial steel mill services for steelmakers around the world. At TMS, our people, services, technology and equipment provide invaluable resources that support and enhance our partners' entire manufacturing operations. Our services help lessen steelmakers' environmental impacts and contribute to a cleaner environment.

The secret to our success is the expertise of our people and our commitment to unrivaled service. We hire the best people for the job, equip them with what they need, and empower them to do whatever it takes to get the job done right, including making decisions on the spot to create immediate value for our partners.

We are seeking an Assistant Maintenance Manager to support and help lead maintenance operations at our Gary Works site. This role is responsible for assisting in the management of a large fleet of heavy mobile equipment, ensuring reliability, safety, and execution of preventive maintenance programs in a demanding, industrial environment.

This position will work closely with the Maintenance Manager to drive equipment uptime, improve maintenance processes, and develop the maintenance team.

• Support daily maintenance operations for a fleet of heavy equipment, including loaders, haul trucks, pot carriers, cranes, and material handlers
• Assist in planning and executing preventive maintenance (PM) programs
• Help manage and prioritize repairs, breakdowns, and scheduled work
• Drive improvements in equipment reliability and uptime
• Supervise and support mechanics across multiple shifts
• Ensure all work is completed safely and in compliance with company and site policies
• Assist in managing parts inventory, vendors, and outside services
• Track and report on key maintenance metrics (PM compliance, downtime, costs)
• Support training and development of maintenance personnel
• Work cross-functionally with operations to ensure equipment availability

• 5+ years of experience in heavy equipment maintenance (steel mill, mining, construction, or similar environment preferred)
• Prior leadership or supervisory experience preferred
• Strong knowledge of hydraulic systems
• Strong knowledge of diesel engines
• Strong knowledge of mobile equipment maintenance practices
• Experience with PM systems and maintenance planning
• Ability to troubleshoot and prioritize work in a fast-paced environment
• Strong communication and leadership skills
• Willingness to work flexible hours as needed to support operations

• A hands-on leader who can step in and solve problems
• Someone who understands both maintenance and operations pressure
• A candidate who can hold people accountable while developing the team
• Strong organizational skills with the ability to manage multiple priorities
• Mindset focused on safety, reliability, and continuous improvement

This position plays a critical role in maintaining the reliability of equipment that directly supports steel production. The Assistant Maintenance Manager will help ensure we meet operational demands while improving long-term equipment performance and reducing downtime.

• Competitive salary (based on experience)
• Bonus opportunity
• Full benefits package

TMS International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, disability status or other characteristics protected by law.