Sr. Manager, Business Excellence

Flex•Milpitas, CA

4d•Onsite

About The Position

Flex is seeking a Sr. Business Excellence Manager in Milpitas, California, reporting to the Operations Director. The role leads Business Excellence Leaders and Technicians who drive operational excellence, continuous improvement, Lean transformation, process standardization, and productivity enhancement across manufacturing operations supporting L06, L10, and L11 environments. The manager partners with Operations, Engineering, Quality, Supply Chain, and Program Management to improve operational performance, capacity, quality, cost, delivery, and customer satisfaction. The role acts as a change agent, building a culture of continuous improvement through Lean, Six Sigma, Industrial Engineering, and data-driven decision-making. It leads site-wide improvement programs and cross-functional initiatives, establishes standard work and performance management practices, and ensures that improvements are sustained and aligned with customer and organizational objectives. The manager also supports manufacturing scalability, operational readiness, factory expansion, production ramps, and new product introductions, and presents performance and improvement strategies to site leadership and customer stakeholders.

Requirements

Typically requires 8 or more years of experience in Manufacturing, Industrial Engineering, Business Excellence, Operations Excellence, Lean Transformation, or a related field.
At least 3 years of leadership experience managing engineers, analysts, technicians, or continuous improvement professionals.
Bachelor's degree in Industrial Engineering, Manufacturing Engineering, Operations Management, Business Administration, or a related field.
Proven track record of leading Lean transformations and delivering measurable operational improvements.
Expertise in Lean Manufacturing, Six Sigma, Kaizen facilitation, Value Stream Mapping, Industrial Engineering, root cause analysis, capacity planning, productivity improvement, and operational excellence.
Experience leading cross-functional teams and influencing senior leadership.
Strong analytical and business acumen, including the ability to translate data into actionable business decisions.
Proficiency with manufacturing KPIs, dashboards, business intelligence, and statistical analysis tools.
Excellent communication, presentation, and stakeholder management skills.
Ability to manage multiple complex projects simultaneously in a fast-paced environment.
Green Belt certification required.
Strong financial acumen, including experience developing business cases, ROI analyses, and cost reduction strategies.

Nice To Haves

Master's degree in Business Administration, Engineering Management, or a related discipline.
Black Belt certification.

Responsibilities

Lead, coach, and develop Business Excellence Leaders and Technicians supporting manufacturing operations and strategic improvement initiatives.
Lead Kaizen events and coach new Lean Six Sigma practitioners.
Engage the organization in a culture of continuous improvement.
Partner with Operations leadership to improve Safety, Quality, Delivery, Cost, Inventory, and Productivity performance.
Lead site-wide continuous improvement programs, Kaizen events, Value Stream Mapping activities, and operational transformation initiatives.
Establish and govern standard work, best practices, visual management systems, and performance management processes across manufacturing operations.
Drive labor productivity, capacity optimization, direct labor efficiency, cycle time reduction, and cost improvement initiatives.
Improve manufacturing scalability, operational readiness, and execution excellence in support of programs.
Lead cross-functional root cause analysis, corrective actions, and sustainable problem-solving using Lean Six Sigma methodologies.
Identify and eliminate operational waste while improving material flow, factory utilization, and process efficiency.
Develop operational dashboards, KPIs, and business intelligence tools to monitor performance and identify improvement opportunities.
Facilitate Continuous Improvement Maturity Assessments and develop action plans to close identified gaps.
Drive digital transformation and Industry 4.0 initiatives through automation, data analytics, and smart manufacturing solutions.
Support capacity planning, factory expansion, production ramp activities, and new product introduction programs.
Collaborate with Engineering, Quality, Manufacturing, and Supply Chain teams to improve end-to-end value streams.
Champion Flex Lean Enterprise principles and drive Yokoten implementation of best practices across the site.
Lead annual strategic planning initiatives related to operational excellence and business performance improvement.
Present business performance, project updates, and operational improvement strategies to site leadership and customer stakeholders.
Ensure improvements are sustained through governance mechanisms, audits, controls, and operational reviews.