Senior Manager, Manufacturing Consulting

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Full Time US 1 Attachments

Join a Company That Engineers What's Next

For more than 40 years, St. Onge has helped some of the world's leading manufacturers, distributors, retailers, and healthcare organizations solve complex operational challenges through innovative engineering and consulting solutions. Founded in 1983, St. Onge has grown into a globally respected supply chain and manufacturing consulting firm with more than 175 employees and offices in the United States and Europe. The company has completed over 7,000 projects for more than 1,500 clients across six continents and has been recognized multiple times as one of Supply Chain Brain's 100 Great Supply Chain Partners.

We are also proud to be recognized as one of Inc.'s Best Places to Work, reflecting our commitment to our people, culture, and professional growth

e, we combine deep engineering expertise with practical operational experience to deliver measurable improvements in productivity, capacity, efficiency, and profitability. If you're passionate about helping manufacturers solve complex challenges while building and mentoring high-performing teams, we'd love to meet you.

Position Summary

St. Onge is seeking an experienced Senior Manager to join our Manufacturing Services team. This is a leadership role designed for a seasoned consultant and manufacturing engineering professional who excels at project delivery, client relationship development, team leadership, and business growth.

Reporting directly to the Director of Manufacturing, the Senior Manager will lead client engagements, oversee project execution, mentor engineers and project managers, contribute to sales and proposal development, and help grow both our business and consulting team. This role serves as a pathway to broader leadership opportunities within the organization.

What You'll Do

• Lead manufacturing consulting engagements from assessment through implementation.
• Manage project scope, budgets, schedules, resources, and client expectations.
• Provide quality assurance for project deliverables and recommendations.
• Assess manufacturing facilities, processes, material handling systems, storage strategies, and facility layouts.
• Develop process flow diagrams, value stream maps, and other engineering documentation.
• Identify operational improvement opportunities using Lean principles and continuous improvement methodologies.
• Build business cases and financial justifications for facility, process, equipment, and technology investments.
• Present recommendations and findings to client leadership teams, including executive-level stakeholders.

• Support sales calls, client discussions, and strategic business development efforts.
• Develop proposals and statements of work for new opportunities.
• Expand relationships with existing clients while identifying new opportunities within their organizations.
• Collaborate with leadership on growth strategies for the Manufacturing practice.
• Manage and mentor project engineers and project managers.
• Support employee development through Skills and Career Development Matrices.
• Conduct performance reviews, coaching conversations, and career planning discussions.
• Foster a culture of accountability, collaboration, and technical excellence.
• Coordinate staffing and resource planning across projects.

• Partner with design, HR, accounting, and other support teams to ensure successful project execution.
• Provide weekly project status updates and resource forecasts.
• Assist with invoicing, accounts receivable oversight, and project financial management.
• Contribute technical content for marketing materials, presentations, and thought leadership.

What We're Looking For

• Bachelor's degree in Industrial Engineering, Mechanical Engineering, or a related field.
• 12+ years of experience in industrial engineering, supply chain engineering, manufacturing operations, or manufacturing consulting.
• Proven experience managing projects, budgets, schedules, and client relationships.
• Experience leading and developing direct reports.
• Strong analytical and problem-solving skills with advanced data analysis capabilities.
• Excellent written and verbal communication skills, including executive-level presentations.
• High attention to detail and a continuous improvement mindset.