Materials Planner

The role

The Materials Planner will manage demand, supply, and fulfillment planning within MRP for optical transceivers and silicon photonics. This role involves maintaining master data in ERP and partnering with cross-functional teams to ensure material availability for production.

What you will do

• Own demand, supply, and fulfillment planning within MRP for optical transceivers, silicon photonics assemblies, and related components
• Maintain accurate bills of material, part attributes, planning parameters, and master data in ERP
• Release purchase planning messages to procurement to ensure continuity of supply
• Release and manage work orders to production in alignment with build schedules and material availability
• Update demand plans to reflect engineering change orders and revised build requirements
• Create and maintain visibility into material position through line of balance reporting and shortage tracking
• Partner cross-functionally with engineering, sourcing, manufacturing, quality, and operations teams
• Perform other duties assigned by your manager

Required qualifications

• 2+ years of experience and a bachelor’s degree in engineering, business, supply chain, or a related field
• Proven ability to produce material line of balance analyses and conduct clear-to-build reviews in a manufacturing environment
• Strong knowledge of materials planning fundamentals, including master data management, order policy, bill of material control, planning release, and fulfillment execution
• Proficiency with MRP and ERP systems used to support complex manufacturing and supply planning processes
• Strong analytical skills with proficiency in Microsoft Office, mathematics, and statistics

Nice to have

• Advanced proficiency in MRP and ERP systems used in high-mix, fast-scaling manufacturing environments
• Prior experience in optical transceivers, silicon photonics, semiconductors, advanced electronics, or other disruptive manufacturing industries
• Experience supporting rapid growth environments, including new product introduction, engineering change management, and production ramp planning
• Ability to read and interpret engineering drawings, bills of material, and revision-controlled documentation
• Familiarity with AS9100, U.S. export controls, or other regulated manufacturing requirements

Benefits

• Competitive salary commensurate with experience
• Comprehensive benefits package including health insurance
• Professional development opportunities and certification support
• Access to cutting-edge photonics and advanced manufacturing technologies
• Collaborative work

About the company

Lumilens is building photonics infrastructure for AI supercomputing, including chip-to-chip optical interconnects and scalable photonic engines. It is a well-funded startup backed by Mayfield.