M&M Manufacturing Jobs Hiring Now

As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway—you’ll be doing things that matter, leading at every level, and winning a better way. We’re committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone’s empowered to be their best.

Director, Operations

M&M Manufacturing | Multi Site Operations

Who We Are

M&M Manufacturing, a Marmon Holdings/Berkshire Hathaway company, is one of the nation’s largest producers of sheet metal products for the air distribution and ventilation market. We manufacture a comprehensive range of HVAC ductwork, fittings, and accessories for residential and commercial construction, with a strong commitment to safety, quality, continuous improvement, and customer success.

As part of the Marmon/Berkshire Hathaway family, M&M combines the stability and resources of a global organization with the close-knit culture of a local manufacturing team. We are seeking a strategic, hands-on, and results-driven Director, Operations to lead our Fort Worth, TX facility and help drive the next phase of operational excellence.

What You’ll Do

As the Director, Operations, you will provide strategic and day-to-day leadership for all manufacturing operations across M&M Manufacturing. This role will be responsible for driving safety, quality, delivery, productivity, cost performance, employee engagement, and continuous improvement across the plant.

You will serve as a key member of the site leadership team, partnering closely with senior leaders, cross-functional teams, and frontline leadership to ensure the facility is positioned to meet business goals and support long-term growth.

In this role, you will:

• Lead manufacturing operations across M&M Manufacturing, including production, safety, quality, maintenance, materials, inventory, and operational performance.
• Develop and execute operational strategies that improve safety, quality, delivery, productivity, cost control, and customer satisfaction.
• Build, coach, and develop a strong leadership team, including managers, supervisors, leads, and frontline employees.
• Champion a safety-first culture and ensure compliance with OSHA requirements, company policies, and manufacturing best practices.
• Drive accountability for key performance indicators, including throughput, efficiency, scrap, labor utilization, lead times, inventory performance, and on-time delivery.
• Partner with planning, purchasing, logistics, customer service, sales, engineering, quality, and finance to align production priorities with customer and business needs.
• Lead continuous improvement initiatives using Lean manufacturing principles, 5S, Kaizen, value stream mapping, root cause analysis, and other operational excellence tools.
• Oversee production planning and resource allocation to ensure labor, equipment, materials, and capacity are aligned with demand across M&M Manufacturing.
• Partner with maintenance and engineering teams to ensure equipment reliability, preventive maintenance, capital planning, and facility readiness.
• Support budgeting, forecasting, cost control, and financial performance for the operation.
• Identify and lead initiatives that reduce waste, improve workflow, enhance employee productivity, and strengthen overall plant performance.
• Support workforce planning, talent development, succession planning, and organizational effectiveness across the facility.
• Provide clear communication to senior leadership regarding operational performance, risks, opportunities, and business-critical priorities.
• Lead strategic projects related to capacity expansion, technology implementation, process improvement, and long-term operational growth.

What You’ll Need

The ideal candidate will be a strong manufacturing leader who can operate strategically while staying connected to the shop floor. This person should be comfortable leading through others, developing teams, using data to drive decisions, and creating a culture rooted in safety, accountability, quality, and continuous improvement.

Required qualifications include:

• Bachelor’s degree in Engineering, Operations Management, Business, Supply Chain, or a related field preferred. Equivalent manufacturing leadership experience may be considered.
• 10+ years of progressive manufacturing operations experience, preferably in metal fabrication, HVAC products, building products, or a related industrial manufacturing environment.
• 5+ years of leadership experience managing supervisors, managers, or multi-functional manufacturing teams.
• Proven experience leading plant operations in a fast-paced manufacturing environment.
• Strong knowledge of Lean manufacturing, continuous improvement, production planning, inventory control, and operational KPI management.
• Demonstrated ability to drive improvements in safety, quality, delivery, productivity, cost, and employee engagement.
• Experience managing budgets, labor costs, material usage, overhead, and operational performance metrics.
• Strong understanding of OSHA requirements, safety programs, and quality management systems.
• Ability to lead cross-functional teams and influence stakeholders across production, supply chain, engineering, quality, finance, sales, and customer service.
• Strong communication skills with the ability to engage frontline employees, business leaders, and executive stakeholders.
• Experience with ERP/MRP systems, Microsoft Office, production reporting, and data-driven decision-making.
• High integrity, sound judgment, and a leadership style that reflects accountability, collaboration, and respect.

Preferred qualifications include:

• Experience in sheet metal, HVAC, ductwork, fabrication, stamping, roll forming, or related manufacturing processes.
• Lean Six Sigma certification or formal continuous improvement training.
• Experience leading capital projects, facility improvements, automation initiatives, or production ramp-ups.
• Experience supporting a multi-site or growth-oriented manufacturing environment.

What You’ll Gain

At M&M Manufacturing, you will have the opportunity to make a meaningful impact within a stable, growing company that is recognized as a leader in its field. You will play a key role in shaping operational strategy, developing leaders, improving plant performance, and supporting the continued success of our customers and employees.

We offer:

• Competitive pay
• Medical, dental, vision, and prescription benefits
• 401(k) with company match
• Paid time off
• Career development and growth opportunities
• The opportunity to lead within a Marmon Holdings/Berkshire Hathaway company
• A collaborative, safety-focused, and continuous improvement-driven culture

If you are an experienced manufacturing operations leader who is passionate about developing people, improving processes, and delivering results, we invite you to apply and help lead the future of M&M Manufacturing.

Following receipt of a conditional offer of employment, candidates will be required to complete additional job-related screening processes as permitted or required by applicable law.

We are an equal opportunity employer, and all applicants will be considered for employment without attention to their membership in any protected class. If you require any reasonable accommodation to complete your application or any part of the recruiting process, please email your request to careers@marmon.com, and please be sure to include the title and the location of the position for which you are applying.