Manufacturing Supervisor (Lean Manufacturing)

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About the role

About GenScript Founded in 2002 in New Jersey, GenScript Biotech Corporation accelerates innovation in biotech and healthcare by providing researchers and companies with the building blocks needed to develop groundbreaking treatments and products. Guided by its mission to Make People and Nature Healthier Through Biotechnology, and its role as a well-recognized biotechnology company, GenScript has a team of approximately 6,165 employees and has served more than 200,000 customers across over 100 countries and regions. Position Overview: We are seeking a results-driven and people-focused Production Supervisor (Lean) to oversee our manufacturing floor . In this role, you will manage a dedicated team of 10–12 technicians and production personnel, driving daily execution while fostering a high-retention, supportive team culture. The primary focus of this position is direct, manufacturing team management and field management rather than project-heavy initiatives. The ideal candidate blends e xperience in field management, manufacturing experience, exceptional people management skills with practical Lean experience—keeping the floor running smoothly, maintaining high team morale, and leveraging Lean methodologies to drive continuous process improvements across our laboratory operations. As a core driver of lean management, the Lean Supervisor is responsible for enhancing production operational efficiency, reducing waste, and optimizing processes through systematic metrics control, project implementation, lean training, and activity planning. This role requires aligning with company strategy to implement the lean management system, coordinating cross-departmental resources, and achieving continuous improvement in key areas such as cost, quality, and delivery. The estimated salary range is $80,000 - $100,000, depending on experience. Qualifications & Requirements • Experience: • Direct On-Site Team Management: Minimum of 3+ years of hands-on floor team management experience in a manufacturing or production setting. • Leadership Track Record: Demonstrated success managing teams of 10+ lab technicians with a strong record of staff retention, conflict resolution, and driving a positive team culture. • Lean Expertise: Solid understanding and practical application of Lean manufacturing principles applied directly to daily shop-floor production operations. • Communication: Strong communication skills with the ability to manage up to factory leaders and support hands-on floor personnel effectively. On-Site Team Leadership & Retention (Primary Focus) • Direct, mentor, and manage a team of 10–12 technicians and floor specialists on the production floor. • Cultivate an engaging, supportive workplace culture that minimizes turnover and drives high employee retention. • Conduct regular performance reviews, feedback sessions, and skill matrix development for floor staff. • Balance workload distribution, shift handovers, and resource management to keep the team engaged and working effectively. Floor Operations & Factory Alignment • Supervise daily molecular biology production lines, ensuring output targets, safety guidelines, and quality compliance (ISO/GMP) are consistently met. • Act as the key operational bridge between floor technicians, cross-functional teams, and factory management. • Troubleshoot daily operational bottlenecks, equipment availability, and material supply to prevent downtime on the floor. Lean & Continuous Improvement (Secondary Focus) • Utilize Lean tools and methodologies (5S, Gemba walks, Kaizen, Root Cause Analysis) to streamline workflow efficiency and reduce waste on the floor. • Facilitate continuous improvement initiatives directly on the floor alongside technicians and factory managers without disrupti

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