Assembly Planning Manager (Master Scheduler)

Tucson, AZ


Assembly Planning Manager to work for a High-Tech Semiconductor Manufacturer in Tucson, AZ.  

  • The Assembly Planning Manager will focus on identifying opportunities to align supply to demand, manage future forecasted supply constraints, and develop long term supply strategies to support growth plans.
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  • Working independently to plan, establish and maintain production schedules
  • Weekly planning demand/capacity cycle for the plant
  • Analyze demand input, capacity planning, initiate corrective/preventative actions, validate demand output.
  • Meet customer demand and inventory requirements.
  • Provide assistance to other Materials personnel.
  • Independently oversee material inputs into key programs, provide periodic material and cost impact analysis.
  • Issue purchase requisitions in support of manufacturing requirements using MRP system.
  • Work closely with Management to manage the Material aspects of key programs.
  • Prepare spreadsheet and document reports to management as necessary or requested.
  • Attend and represent the department at any Operations or Engineering meetings.
  • Act as the MRP liaison between Production Control, Engineering and Operations for the ERP system.
  • Responsible for master date maintenance to ensure correct material BOM s and routings are entered into the ERP system.
  • Facilitate the timely change, approval and release of product documentation data for new product release to include ECN s and product modifications to material and product BOM and Routing files, including other Master data information in the ERP system.
  • Assist in the material movement process from receiving, through incoming inspection, master stores and shipping. Work with Supply Chain to establish/maintain point of use and manage kit flow to production floor.
  • Gather support date to establish Work Order release schedules. Assist in the investigation of schedule impacts and support resulting corrective action(s). 
  • Collaborate with other operating departments to ensure a smooth flow of product through the manufacturing cycle and resolve open issues.
  • Responsible for managing and monitoring inventories, managing production schedule, Work in Process (WIP) and inventory levels to support the sales forecast and inventory plan. 
  • Work closely with Fab Operations staff to ensure that all resources are properly allocated and assigned to support prototype jobs.  
  • Lead cross – functional initiatives to meet department goals and objectives.
  • Actively participate in definition of deployment of critical planning system tools and best practice techniques throughout the Business Unit.
  • Participate in continuous process improvement initiatives at the department level and cross-functionally.   
  • Assume complete front and back ownership for all assigned projects.      
  • Conduct routine analysis and maintenance of ERP and planning system data attributes.  
  • Partner with the demand planning thorough cross functional collaboration and NPI project status, key project deliverables and timely and accurate disposition of Excess and Obsolescence material.  
  • Assist in the development and maintenance of key team performance and productivity metrics. 
  • Provide Key statistical and performance input as well as recommendations for future objectives to management for use in Quarterly Business Review presentations.  


  • Bachelors degree in Operations Research, Supply Chain, Logistics or related discipline.
  • A minimum of 3-5 years in active production planning/procurement in an electromechanical environment using MRP software, proficiency with Microsoft Office are also required. Familiarity with ERP is a plus.
  • 3+ years experience in Inventory Management.
  • Experience working with ERP, Excel, and PowerPoint.
  • Strong verbal communication, interpersonal and analytical skills needed.
  • Communicate effectively both orally and in writing.
  • Exhibit sound interpersonal skills involving interfacing, coordinating and negotiating with company personnel, customers and suppliers.
  • Use of Siemens APS process a plus. 


The above description includes most significant duties performed.  However, other work assignments not mentioned are assumed included and would be in conformity with the value assigned to this position.