Supply and Inventory Planner

onsemi
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📍 Bucheon-si, Gyeonggi-do, Korea, Republic ofFull time

About this role

ONSEMI is looking to add a strong individual contributor to our Supply and Inventory Planning team. This person can have prior Supply Chain Planning Experience or suitable relevant skills and a demonstrated ability to learn job specifics quickly.  The Supply Planner role covers both execution of supply planning and communication of supply status to all of the relevant parties – these include the Business Unit Management, Factory Management, Finance, and other tactical members of the Supply Chain Management team. Balancing Supply against volatile demand and Inventory Objectives requires strong data-handling and analytic skills, attention to details, and crisp, timely communication. A thorough understanding of supply chain basics and general knowledge of semiconductor manufacturing is required.

  1. Serve as the Business Unit (BU) supply interface and coordinate with demand planning counterparts to ensure that the plans remain aligned.
  2. Oversee wafer starts and make final decisions on starts. 
  3. Plan, manage, and set targets for inventory and build-category.
  4. Coordinate the allocation process (BUs make decisions) by suggesting an allocation based on BU strategy, setting up allocation in planning systems and monitoring allocation performance until close.
  5. Execute product transfers per BU, manage suggested EOL devices.
  6. Drive strategic builds and factory filler.
  7. Manage lead time by providing recommendations based on system calculated lead times, Market trends and coordinating with BU to gather decisions what gets published to market.
  8. Provide Beginning of Quarter (BOQ) supply input/coordination, advocate for BU and drive supply reviews and Product group and Division levels.
  9. Work with procurement and external manufacturing on negotiations (or re-negotiations) for external capacity.

Requirement

  • BS/BA in Supply Chain Management (or related field)
  • 0-3 years of SCMS work experience, prior experience in tactical planning roles
  • Excellent communication and coordination skills.
  • Ability to work under pressure and meet deadlines.
  • General understanding of the Sales and Operations Planning processes

 

Skills

  • Microsoft Office (Excel, Word, Outlook, PowerPoint)
  • End to end Supply Chain Knowledge/Understanding
  • Excel at decision-making, direction, and execution to results
  • Exhibit strong communication and listening skills
  • Ability to organize and direct strategic activity at the global level
  • Customer service oriented
  • Program/Project Management (PMP is a plus, not essential)
  • Semiconductor experience is highly desired
  • Advanced data mining skills (SQL, database skills, advanced MS Excel skills like Macro, VBA, etc.) are a strong plus

 

onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.

More details about our company benefits can be found here:

https://www.onsemi.com/careers/career-benefits

Frequently Asked Questions

Is the salary disclosed for the Supply and Inventory Planner position at onsemi?
The salary for this Supply and Inventory Planner role at onsemi is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Supply and Inventory Planner position at onsemi located?
This Supply and Inventory Planner role at onsemi is based in Bucheon-si, Gyeonggi-do, Korea, Republic of. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Supply and Inventory Planner role at onsemi full-time or part-time?
This is listed as a Full time position. It is posted as a Supply and Inventory Planner role at onsemi.
How do I apply for the Supply and Inventory Planner position at onsemi?
Click the "Apply Now" button on this page. You will be redirected to onsemi's official application portal hosted on oraclecloud where you can submit your application directly.
When was the Supply and Inventory Planner job at onsemi posted?
This Supply and Inventory Planner position at onsemi was posted on Oct 3, 2026. Apply as soon as possible — early applications are often reviewed first.
Supply and Inventory Planner
onsemi
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