Senior Production/Materials Planner

Senior Production/Materials Planner

Expect to grow, personally and professionally: At Siegfried, we offer exciting challenges and ample opportunities to showcase your talents. As a trusted and respected partner to the pharmaceutical industry, we uphold the highest standards in safety, quality and sustainability, while fostering a culture that empowers you to thrive. Join a rapidly expanding global company, where diverse perspectives and experiences come together in a collaborative environment. Here, you'll find a workplace that values both collective success and your individual contributionsoffering long-term opportunities to grow and make an impact.

Your Role:

The Senior Production/Materials Planner is accountable for end-to-end production and materials planning, ensuring customer demand is met through an integrated, feasible, and cost effective plan. This role owns the Master Production Plan (MPS) and Material Requirements Plan (MRP) across short-, medium-, and long-term horizons, balancing customer commitments, manufacturing capacity, material availability, inventory targets, and cGMP compliance. The Senior Production/Materials Planner acts as the single point of accountability for supply demand balance at the site, translating demand into executable schedules and material plans while proactively managing risks. Position is onsite in Irvine, CA.

Your Profile:

Integrated Planning Ownership

• Own and maintain the Master Production Schedule (MPS) and Material Requirements Planning (MRP).
• Translate demand forecasts, firm orders, and revenue targets into feasible production and materials plans.
• Balance service level, capacity, cost, and inventory tradeoffs and escalate constraints with clear options.

Production Planning & Scheduling

• Develop and approve weekly and near-term production schedules, ensuring optimal plant utilization.
• Align production sequencing with material availability, equipment constraints, and labor capacity.
• Monitor schedule adherence, WIP status, and execution risks.
• Drive corrective actions for deviations impacting OTIF.

Materials Planning & Inventory Management

• Develop and maintain the site material plan aligned to the MPS.
• Ensure timely availability of raw materials, components, and packaging under cGMP constraints.
• Establish and optimize ROP/ROQ, safety stock, and storage-capacity-based policies.
• Oversee BOM accuracy and planning master data integrity.
• Monitor and mitigate expiry, obsolescence, and excess inventory risks.

Supply Chain Risk & Change Management

• Identify and proactively manage risks related to: capacity constraints, supplier performance, material lead times, engineering and quality changes.
• Lead Supply Chainrelated Change Control activities (new sources, spec changes, vendor changes).
• Coordinate resolution of material and production constraints with QA, Ops, Engineering, and Procurement.

Performance Management & Communication

• Define, track, and report site planning KPIs, including: OTIF, Production Schedule Performance (PSP), schedule adherence, inventory turns / DIO, obsolete and at-risk inventory.
• Provide clear planning scenarios and recommendations to site leadership and corporate stakeholders.
• Support continuous improvement in planning processes, tools, and KPIs.

Required Knowledge, Skills, and Abilities

• Strong end-to-end supply chain planning mindset
• Excellent analytical, problem-solving, and scenario-planning skills
• Ability to make trade-off decisions under constraints
• Strong communication skills; able to influence across functions
• High proficiency in ERP/MRP systems (SAP preferred) and Excel
• Ability to operate effectively in a fast-paced cGMP environment

Required Education and Experience

• Bachelor's degree in Supply Chain, Engineering, Business, or related field
• 5+ years experience in production planning, scheduling, and/or material planning in regulated manufacturing (pharma preferred)
• Demonstrated experience owning MPS and MRP
• APICS (CPIM/CSCP) or Lean Six Sigma certification a plus

NOTE: This is an ONSITE position at the Siegfried location in Irvine, California.

Target Pay Range: $90,000-100,000

Individual compensation packages are based on various factors unique to each candidate, including skill set, experience, qualifications and other job-related reasons.

Your Benefits:

• Medical, Dental, Vision
• Flexible Spending & HSA Options
• Life Insurance, Short & Long Term Disability
• Pet Insurance
• 401K

Founded in 1873 in Zofingen, Switzerland, Siegfried has grown into a global network of 13 sites across three continents. With a team of more than 3,800 highly skilled professionals, we take the innovations of our pharmaceutical customers to industrial scale and manufacture safe drugs for patients worldwide. As a fully integrated CDMO, Siegfried is one of the few organizations today that can carry out the development and manufacturing of APIs and finished dosage forms under one roof. This unique combination of know-how and experience makes us the most trusted partner in the pharmaceutical industry.