Plant GM — Apex Start-Up & Scale-Up Leader

AP Emissions Technologies

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.

Who We Are

AP Emissions Technologies provides aftermarket emissions and exhaust solutions for all vehicle classes. With nearly a century of innovation and integrated manufacturing expertise, AP delivers OEM-quality performance, regulatory compliance, and broad product coverage to customers worldwide.

What You’ll Do

As the Plant General Manager, you will serve as the on-site executive leader for AP Emissions Technologies’ new 208,000-square-foot facility in Apex, North Carolina. You will lead the site’s start-up, production ramp-up, and long-term operational performance across manufacturing, engineering, maintenance, automation, supply chain, quality, logistics, EHS, and people development.

This is a high-impact leadership role with end-to-end accountability for site performance, from facility commissioning and team development through customer-ready production and shipment. You will establish the operating foundation for a new manufacturing facility while building a high-performing team and delivering on safety, quality, delivery, productivity, and financial objectives.

Day-to-Day Responsibilities

• Lead and develop cross-functional teams across production, engineering, maintenance, automation, supply chain, quality, logistics, and EHS

• Establish organizational structure, clear accountability, performance expectations, and site governance

• Build manufacturing career paths, succession plans, mentoring programs, and performance management practices

• Establish a safety-first, continuous-improvement culture across all shifts

• Lead manufacturing operations for cordierite ceramic substrate production, automated DPF/DOC/TWC catalyst coating, and automated substrate encapsulation

• Develop and execute production, staffing, resource allocation, capacity, and ramp-up plans to meet customer demand

• Own site performance across key metrics including output, OEE, on-time delivery, scrap, yield, conversion cost, inventory, and quality

• Apply Lean and continuous-improvement methodologies to eliminate bottlenecks, reduce waste, and improve throughput

• Partner with R&D and technical teams to transition products from laboratory and pilot stages into stable, scalable mass production

• Lead engineering and maintenance strategy, including equipment lifecycle management, commissioning, capital projects, retrofits, and process improvements

• Improve equipment reliability and reduce unplanned downtime across production assets and plant utilities

• Partner with automation and process teams to stabilize manufacturing systems and establish standard work

• Own site environmental, health, and safety performance and compliance with OSHA, North Carolina requirements, and corporate standards

• Lead supply chain, inventory control, warehousing, material receipt, and finished-goods logistics

• Mitigate supply risks associated with ceramics, washcoat materials, and precious-metal-related inputs

• Own the site operating budget and financial performance across labor, energy, materials, overhead, and conversion costs

• Lead cost-reduction, value engineering, yield improvement, and waste-reduction initiatives

• Monitor performance against budget, identify variances, and communicate results, risks, and mitigation plans to the Division President

• Serve as the primary site contact for regulators, authorities, key suppliers, and visiting OEM and industrial customers

• Partner with…