Materials Planner — Photonics & High‑Mix Manufacturing

Doist; San Jose (CA); On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

Competitive salary

Health insurance

Professional development

Advanced manufacturing technologies

Collaborative work environment

Job summary

Lumilens in San Jose, CA is seeking a Materials Planner to drive demand, supply, and fulfillment planning within MRP for optical transceivers, silicon photonics assemblies, and related components. You will maintain BOM/master data in ERP and release planning signals to procurement and production to support prototype, NPI, and production builds.

The role requires 2+ years of experience and a bachelor's degree in engineering, business, or related field, with strong knowledge of MRP/ERP systems and

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.

Responsibilities

• Own demand, supply, and fulfillment planning within MRP for optical transceivers, silicon photonics assemblies, and related components to support prototype, NPI, and production builds.
• Maintain accurate bills of material, part attributes, planning parameters, and master data in ERP to support material planning, order execution, and traceability.
• Release purchase planning messages to procurement in a timely manner to ensure continuity of supply for long-lead optical, semiconductor, and electromechanical components.
• Release and manage work orders to production in alignment with build schedules, material availability, and manufacturing priorities.
• Update demand plans to reflect engineering change orders, revised build requirements, qualification activity, and product transitions, and communicate resulting material impacts to procurement and operations.
• Create and maintain visibility into material position through line of balance reporting, shortage tracking, clear-to-build reviews, and related planning metrics.
• Partner cross-functionally with engineering, sourcing, manufacturing, quality, and operations teams to support product readiness and achieve company-wide delivery and inventory goals.
• Perform other duties assigned by your manager that are relevant to the role and evolving needs of the business.

Skills

Materials planning

MRP/ERP proficiency

Analytical skills

MS Office

Education

Bachelor's degree in engineering, business, supply chain, or related field

Tools

MRP/ERP systems

Microsoft Excel/Office

Job description

Lumilens in San Jose, CA is seeking a Materials Planner to drive demand, supply, and fulfillment planning within MRP for optical transceivers, silicon photonics assemblies, and related components. You will maintain BOM/master data in ERP and release planning signals to procurement and production to support prototype, NPI, and production builds.

The role requires 2+ years of experience and a bachelor's degree in engineering, business, or related field, with strong knowledge of MRP/ERP systems and