Sustaining Engineer

Join Cirrus Logic’s Technology & Manufacturing Operations team and play a critical role in bringing innovative semiconductor products to market. As a Sustaining Engineer, based in Porto, you'll be at the center of a global manufacturing network, collaborating with suppliers, engineering teams, and supply chain partners to ensure seamless production, capacity planning, and product delivery. This is a high-impact opportunity for someone who thrives in a fast-paced environment and enjoys driving operational excellence, solving complex challenges, and building strong partner relationships across the semiconductor ecosystem.

Responsibilities:

• Facilitate and monitor OSAT forecasts, product WIP movement, and raw material inventories
• Drive and monitor production pull ins when needed
• Work with supply chain account team to monitor OSAT available capacities against customer demands and secure capacities for upside demand when needed
• Travel to and work with OSAT on-site to coordinate production ramps, resolve production delivery issues, assist with Quality Audits, review quarterly performance, and other issues as needed.
• Help silicon technology and yield enhancement team manage engineering WIP and coordinate subsequent manufacturing steps at packaging and test
• Track OSAT cycle time & delivery of product, reporting monthly/quarterly
• Assist with Foundry RMA execution within the OSAT
• Assist with New Product Introduction efforts for WIP movement and required delivery

Required Skills and Qualifications:

• Bachelor’s degree in a technology or supply chain/business discipline preferred
• Proven experience in semiconductor manufacturing planning and command of key planning concepts in a semiconductor company
• Strong data analysis skills
• Demonstrates high ethical standards, as well as fairness and consistency in supplier management
• Ability to effectively communicate in English
• Ability to take ownership of and manage multiple projects and deadlines and work effectively as part of a team
• Strong skills in initiating executive conversations with OSAT suppliers
• Familiarity with SAP for WIP inventory management, hold lot management, and Purchase Requisitions is a plus

Preferred Skills and Qualifications

• Expertise in in IC package assembly processes, industry packaging trends and customer requirements
• Previous experience with WLCSP or related bumping technology assembly
• Knowledge of statistical and design software, JMP, AutoCAD, Gerber/PCB design
• Understanding of material science and process interactions
• Experience with assembly tool design and fabrication
• Advanced degree in an engineering field