Fountain Valley, CA | Onsite

We are seeking an experienced Material Planner / Demand Planner to support our aerospace manufacturing operations in Fountain Valley, CA. This is a critical role for a highly analytical, detail-oriented planner with strong ERP and MRP expertise who can translate customer demand into executable production and material plans.

This position requires a hands-on professional who thrives in a fast-paced manufacturing environment and is driven to improve on-time delivery, planning accuracy, and customer satisfaction.

Key Responsibilities

Lead material planning, demand planning, and production scheduling activities to balance material availability, production capacity, and customer priorities.

Drive On-Time Delivery (OTD) through effective master production scheduling and execution.

Monitor and improve key planning KPIs including schedule adherence, OTD, inventory optimization, and lead-time reduction.

Collaborate cross-functionally with Procurement, Operations, Quality, Engineering, and Warehouse teams to resolve material shortages and capacity constraints.

Proactively identify risks related to materials, labor, suppliers, and capacity, and implement mitigation plans.

Maintain high levels of ERP/MRP data accuracy, including planning parameters, lead times, lot sizes, safety stock, and demand signals.

Serve as a subject matter expert in ERP and MRP, clearly explaining system logic, outputs, and planning assumptions.

Lead schedule review meetings with production and operations leadership, providing visibility into risks, recovery plans, and execution priorities.

Drive continuous improvement initiatives related to planning processes, ERP usage, and supply chain execution.

Mentor and support junior planners to strengthen planning capabilities and bench strength.

Qualifications

5+ years of experience in material planning, demand planning, production planning, or supply chain planning.

Manufacturing experience required; aerospace manufacturing strongly preferred.

Strong hands-on experience with ERP systems and MRP modules.

Experience with Master Production Scheduling (MPS) and demand management.

Proven ability to analyze demand, interpret MRP outputs, and convert them into actionable production and material plans.

Strong problem-solving skills and the ability to operate independently in a fast-paced environment.

Excellent communication skills with the ability to interface effectively with leadership and cross-functional teams.

Results-driven mindset with a strong focus on customer service and continuous improvement.

Why This Role

Material Planner / Demand Planner position in Fountain Valley, CA

High-impact role within an aerospace manufacturing environment

Direct influence on customer delivery performance and operational efficiency

Hands-on ERP/MRP role with both strategic and execution responsibility

Equal Opportunity Employer / Disabled / Protected Veterans

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For temporary assignments lasting 13 weeks or longer, AppleOne is pleased to offer major medical, dental, vision, 401k and any statutory sick pay where required.

We are committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the employment process, please contact your staffing representative who will reach out to our HR team.

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We also consider for employment qualified applicants regardless of criminal histories, consistent with legal requirements, including, if applicable, the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance. Pursuant to applicable state and municipal Fair Chance Laws and Ordinances, we will consider for employment-qualified applicants with arrest and conviction records, including, if applicable, the San Francisco Fair Chance Ordinance. For Los Angeles, CA applicants: Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.