Senior Material Planner

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.

At Cesium Astro
, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands‑on, interactive, and autonomous work, Cesium Astro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward‑thinking individuals to join our team.

We are looking to add a Senior Material Planner to our growing team. If you enjoy working in a startup environment and are passionate about supporting new product development and manufacturing for an exciting product line of satellite communications equipment, we would like to hear from you.

In this position, you will support production and supply planning activities by developing material strategies, balancing supply and demand requirements, and coordinating material availability to support manufacturing schedules and customer commitments. This role contributes to operational performance by optimizing inventory levels, mitigating material risks, and improving planning processes that support efficient supply chain execution.

Working cross‑functionally with supply chain, operations, engineering, program management, manufacturing, quality, and finance, this role supports production planning, material planning, inventory management, and supply chain execution while ensuring material availability aligns with production schedules, customer requirements, and business objectives.

• Develop and maintain integrated material plans that support production schedules, inventory objectives, and customer delivery requirements.
• Analyze material requirements, inventory levels, demand forecasts, and supply commitments to ensure material availability.
• Evaluate inventory performance and implement corrective actions to resolve shortages, excess inventory, and material constraints.
• Support planning activities associated with new product introductions, engineering changes, production transitions, and demand fluctuations.
• Coordinate with operations and manufacturing to support production schedules and material readiness.
• Evaluate supply and demand requirements while identifying material constraints and recommending recovery plans.
• Support execution of production planning, inventory replenishment, and material allocation activities.
• Maintain planning parameters and material planning data within ERP and MRP systems.
• Coordinate with supply chain, engineering, program management, manufacturing, quality, and finance to support material planning objectives.
• Communicate material shortages, schedule impacts, supply risks, and recovery plans to appropriate stakeholders.
• Collaborate with suppliers and supply chain personnel to resolve material availability issues and improve supplier performance.
• Maintain planning documentation, reports, and material status updates.
• Drive implementation of planning process improvements and operational initiatives.
• Build productive working relationships with supply chain, operations, engineering, program management, manufacturing, quality, and finance.
• Maintain planning documentation, planning parameters, inventory records, and performance metrics.
• Contribute to continuous improvement of planning processes, inventory performance, and supply chain execution.

• Bachelor’s degree in Supply Chain Management, Business Administration, Operations Management, Industrial Engineering, Logistics, or a related field.
• Minimum of 5 years of relevant experience.
• Strong knowledge of material planning, production planning, inventory management, and supply chain principles.
• Understanding of material…