GMP Materials Supervisor - Peptide Manufacturing

Yowei Therapeutics; Milpitas (CA); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Medical, dental and vision insurance

401k match

Paid time off (10 days)

Holiday pay

Carpool/sustainable commute incentives

Company events and team building

Employee rewards program

Job summary

Yowei Therapeutics seeks a hands-on Materials Management Supervisor to oversee daily receipt, control, storage, staging, and movement of raw materials and components supporting peptide manufacturing and QC operations in Milpitas, CA.

Core responsibilities include supervising receiving, inventory, and material workflows; maintaining accurate records; coordinating with Purchasing, Manufacturing, QC, and QA; and supporting audits and continuous improvement efforts.

Qualifications

• Bachelor’s or associate degree in supply chain, operations, business, life sciences, or a related field, or equivalent relevant experience.
• 3+ years of materials-management, warehouse, inventory, receiving, purchasing-support, or production-planning experience in regulated manufacturing environments.
• 1+ year of lead or supervisory experience, including assigning work, training employees, and resolving daily operational issues.
• Knowledge of GMP material controls, inventory traceability, labeling, segregation, storage, investigations, and documentation practices.
• Experience using ERP, MRP, inventory, barcode, or warehouse-management systems.
• Proficiency with Excel or Google Sheets and routine inventory reconciliation and reporting.
• Strong attention to detail, organization, communication, and practical problem-solving skills.
• Ability to work on-site and actively participate in daily materials operations.

Responsibilities

• Supervise daily receiving, inspection, quarantine, sampling coordination, storage, staging, issuance, reconciliation, and disposition of raw materials and components.
• Collaborate with materials personnel to ensure activities are completed safely, accurately, on time, and per approved procedures.
• Monitor material availability against current manufacturing and QC schedules and address shortages, delays, or status conflicts.
• Maintain accurate inventory records including lot numbers, quantities, status, locations, expiration date, reservations, and usage.
• Ensure materials are properly labeled, segregated, stored, and handled according to approved status and storage requirements.
• Coordinate with Purchasing, Manufacturing, QC, and QA to handle purchase orders, incoming materials, sampling, testing, release and staging needs.
• Supervise cycle counts and physical inventories; investigate discrepancies and ensure corrections are documented.
• Support investigations, deviations, CAPAs, and change controls related to materials-management activities.
• Maintain materials-related SOPs, work instructions, forms, logs, training records, and inspection-ready documentation.
• Train and supervise materials personnel, assign daily work, provide technical guidance, and ensure backup coverage.
• Monitor storage areas for organization, cleanliness, safety, temperature requirements, expired materials, and capacity.
• Support internal and customer audits, regulatory inspections, and continuous improvement of workflows.

Skills

Attention to detail

Organizational skills

Communication

Problem-solving

On-site work

Education

Bachelor’s or Associate degree in supply chain, operations, business, life sciences, or related field

Tools

ERP/MRP systems

Excel/Google Sheets

Job description

Yowei Therapeutics seeks a hands-on Materials Management Supervisor to oversee daily receipt, control, storage, staging, and movement of raw materials and components supporting peptide manufacturing and QC operations in Milpitas, CA.

Core responsibilities include supervising receiving, inventory, and material workflows; maintaining accurate records; coordinating with Purchasing, Manufacturing, QC, and QA; and supporting audits and continuous improvement efforts.