Senior Buyer

About the role

At Excelitas Technologies, our Billerica, Massachusetts facility specializes in the design and manufacturing of advanced photonics products based on MEMS and other micro-scale optical devices. Our unique technology enables the highest system performance in the most compact and cost-effective formats in a variety of applications.

Responsibilities

• Maintain accurate and consolidated planning inputs, including sales orders, forecasts, custom orders, and strategic build plans
• Develop, manage, and continuously refine production schedules to ensure on-time delivery and operational stability
• Cook up with supply chain and production to resolve material shortages, late shipments, and schedule disruptions
• Plan resource requirements, including labor, equipment, and materials, to support efficient production execution
• Monitor inventory levels and recommend adjustments to prevent shortages, excess, and obsolescence
• Ensure planning data integrity, including BOM accuracy, routings, lead times, and capacity parameters
• Track production performance, identify deviations, and drive corrective actions to maintain schedule adherence
• Analyze capacity constraints and recommend load-leveling or resource adjustments
• Support prototype builds and NPI activities, ensuring planning accuracy and material readiness
• Collaborate with supervisors and cross-functional teams to implement new processes and improve workflow
• Identify and implement operational improvements that enhance throughput, reduce cost, and strengthen planning accuracy
• Monitor material flow and proactively identify bottlenecks or risks to production continuity
• Communicate schedule updates, risks, and performance metrics to stakeholders in a clear and timely manner

Requirements

• Associate or bachelor’s degree preferred
• 7–10 years of experience in manufacturing planning and scheduling
• Expert-level proficiency in MRP logic, capacity planning, routings, standards, and order policies
• Strong knowledge of master scheduling, demand management, purchasing, and cost accounting
• Proven track record in inventory management, cycle counting, and inventory accuracy improvement
• Advanced Microsoft Excel and data-analysis skills
• Exceptional communication, organizational, and cross-functional coordination abilities
• Experience applying Lean Manufacturing concepts to improve operational flow
• Ability to work independently with minimal supervision
• Strong commitment to quality, safety, and process discipline

Qualifications

• Associate or bachelor’s degree preferred
• 7–10 years of experience in manufacturing planning and scheduling
• Expert-level proficiency in MRP logic, capacity planning, routings, standards, and order policies
• Strong knowledge of master scheduling, demand management, purchasing, and cost accounting
• Proven track record in inventory management, cycle counting, and inventory accuracy improvement
• Advanced Microsoft Excel and data-analysis skills
• Exceptional communication, organizational, and cross-functional coordination abilities
• Experience applying Lean Manufacturing concepts to improve operational flow
• Ability to work independently with minimal supervision
• Strong commitment to quality, safety, and process discipline

Skills

• MRP logic
• Capacity planning
• Routings
• Order policies
• Master scheduling
• Demand management
• Purchasing
• Cost accounting
• Inventory management
• Cycle counting
• Data analysis
• Microsoft Excel
• Communication
• Organizational skills
• Coordination
• Lean Manufacturing

Benefits

• Equal Opportunity/Affirmative Action Employer
• Minorities/Females/Disability/Gender Identity/Sexual Orientation

Pay

Not specified

Schedule

Not specified