Manufacturing Optimization Engineer III

M&M Manufacturing; Fort Worth (TX); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

401(k) with company match

Career development opportunities

Job summary

M&M Manufacturing in Fort Worth is seeking a Manufacturing Optimization Engineer III to lead value stream improvements and drive lean initiatives on the shop floor. You will map processes, identify gaps, and coordinate with plant leaders to sustain beneficial changes, including automation projects that improve throughput and quality.

The role demands hands-on problem solving, cross-functional collaboration, and a strong background in Lean methods, with on-site work and periodic travel to support

Qualifications

• Bachelor’s degree in Industrial, Manufacturing, Mechanical, Systems Engineering, or related field.
• 5+ years in manufacturing engineering, process improvement, or related roles.
• Strong knowledge of Lean, value stream mapping, standard work, root cause analysis, and waste reduction.
• Experience implementing process improvements and driving operational change.
• Project management skills to independently manage priorities and drive to completion.
• Experience supporting automation initiatives and coordinating with technical resources.
• Proficient with AutoCAD and Excel for data analysis.
• Strong analytical, communication, and interpersonal skills; able to influence across teams.
• Willingness to work on-site in Fort Worth and travel 10–15%.

Responsibilities

• Participate in Gemba walks and evaluate operations to identify gaps and improvement opportunities.
• Map and improve end-to-end value streams to increase throughput and reduce waste.
• Lead Lean initiatives, Kaizen events, standard work, and root-cause analysis.
• Partner with plant managers to align and sustain improvements.
• Evaluate layouts, equipment utilization, tooling, and processes to recommend improvements.
• Identify and scope automation opportunities and collaborate with automation teams.
• Translate observations into prioritized improvement roadmaps with owners and goals.
• Use performance data to guide decisions and communicate progress.
• Present findings and business impact to plant and senior leadership.
• Contribute to EZ Filter baseline project in first 90 days and prepare for future automation.

Skills

Lean manufacturing

Value stream mapping

Root cause analysis

Standard work

Project management

Automation coordination

Data analysis

AutoCAD

Excel

Communication skills

Education

Bachelor's degree in Industrial, Manufacturing, Mechanical, Systems Engineering, or related field

Tools

AutoCAD

SolidWorks

Power BI

Excel

Job description

Manufacturing Optimization Engineer III

M&M Manufacturing 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

M&M Manufacturing, a Marmon Holdings company that is part of Berkshire Hathaway, is one of the nation’s largest producers of sheet metal products for the air distribution and ventilation market. We manufacture a broad 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 Marmon Holdings, Inc., a Berkshire Hathaway company, M&M Manufacturing combines the close-knit partnership of a smaller business with the resources and connectivity of a global organization. Here, people are encouraged to do work that matters, lead at every level, and win a better way through collaboration, continuous improvement, and meaningful results.

What You’ll Do

• Participate in Gemba walks and evaluate manufacturing operations to identify process gaps, waste, and improvement opportunities.
• Map and improve end-to-end value streams to increase throughput, strengthen material flow, reduce waste, and improve process consistency.
• Lead Lean initiatives, Kaizen events, standard work development, root cause analysis, and other continuous improvement activities.
• Partner with plant managers and operational leaders to build alignment, support change adoption, and sustain improvements over time.
• Evaluate facility layouts, equipment utilization, tooling, work methods, and production processes to recommend practical improvements.
• Identify and scope automation opportunities based on validated operational needs, then collaborate with automation and technical resources through implementation.
• Translate data, observations, and stakeholder feedback into prioritized improvement roadmaps with clear goals, owners, and measurable outcomes.
• Use performance data and manufacturing metrics to guide decisions, track results, and communicate progress.
• Present findings, recommendations, implementation plans, and business impacts to plant and senior leadership.
• Contribute to the EZ Filter baseline project during the first 90 days, helping establish achievable goals, optimize the line layout, and prepare the process for future automation.

What You’ll Need

• Bachelor’s degree in Industrial, Manufacturing, Mechanical, Systems Engineering, or a related field.
• Five or more years of experience in manufacturing engineering, process improvement, continuous improvement, manufacturing operations, or manufacturing transformation.
• Strong knowledge of Lean manufacturing, value stream mapping, standard work, root cause analysis, and waste reduction methods.
• Demonstrated experience implementing process improvements and helping teams adopt operational changes.
• Project management experience with the ability to independently manage priorities and drive work through completion.
• Experience supporting automation-related initiatives by defining process requirements, validating benefits, or coordinating with technical resources.
• Working knowledge of AutoCAD and intermediate Microsoft Excel skills, including data analysis.
• Strong analytical, problem-solving, facilitation, communication, and interpersonal skills.
• Ability to influence and build trust across operations, engineering, maintenance, quality, and leadership teams.
• Ability to work onsite in Fort Worth, spend significant time on the manufacturing floor, and travel approximately 10% to 15% between company locations, vendors, and occasional trade shows.

What Will Set You Apart

• Experience in automotive, sheet metal, metals, HVAC, or a similar industrial manufacturing environment.
• Six Sigma Green Belt, Black Belt, Lean certification, or equivalent continuous improvement experience.
• Experience facilitating Kaizen events, change management activities, or cross-functional improvement workshops.
• Exposure to automation, robotics, Industry 4.0, or digital manufacturing tools.
• Experience with SolidWorks, Power BI, digital factory modeling, simulation tools, or data visualization.
• Experience translating operational needs into clear process requirements for engineering, automation, maintenance, or IT partners.
• Practical experience with preventative maintenance programs.

What You’ll Gain

You will join a team where your contributions can make a visible difference. In addition, eligible employees may receive:

• Competitive compensation aligned with the role, experience, and location.
• Medical, dental, prescription, and vision coverage.
• A 401(k) plan with company match.
• Opportunities to learn, build new skills, and contribute to meaningful business results.

Meaningful work with a direct impact on production efficiency, process consistency, safety, quality, and operating performance.

The ownership to identify opportunities, recommend solutions, and help shape how improvements and automation are implemented.

The opportunity to lead change alongside M&M plant managers and influence outcomes across multiple functions.

Exposure to advanced manufacturing, automation, and practical operational technology strategies.

Visibility with senior leadership and collaboration with engineering resources across the Marmon Plumbing & Refrigeration Group.

Career development within a global organization that values initiative, continuous improvement, integrity, and results.

Equal Opportunity Employment

We are an equal opportunity employer, and all applicants will be considered for employment without attention to their membership in any protected class.

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.

If you require any reasonable accommodation to complete your application or any part of the recruiting process, please email your request to [e-mail], and please be sure to include the title and the location of the position for which you are applying.

About Marmon

Welcome to the biggest small business you’ll ever find. Part of Berkshire Hathaway, Marmon is a global industrial organization made of 11 industry groups with 30K employees and $12 billion in annual revenue. As leaders in their respective industries, our 120+ companies thrive on an independent mindset and entrepreneurial spirit. At the same time, they benefit from being part of our industry groups—where they’re able to tap into the expertise and insights of other Marmon companies.

While we’re all unique, we all share a common commitment to doing things that matter, leading at every level, and winning a better way. When you work at Marmon, you’re advancing our everyday world and beyond. Our engineering solutions help millions around the world stay connected, healthy, and safe.

Wherever you’re at in your career, our people and resources will help you go further. As you grow your skills, you can also move up and around our 120+ companies.

Work at a place you can stand behind. We show up to win every day, uphold the highest ethical standards, and always look to put each other in the best position to win.