Purchase Planner

Additional Information

The SCM team in Sika Korea is part of the Supply Chain and Procurement department, which includes Supply Chain, Planning, Logistics, Procurement, and Customer Service. This role would report to the Supply Chain Manager and Planner role and would be playing a pivotal role responsible for raw materials planning across all factories and site in Korea.

We offer competitive salaries, aligned with local market benchmarks and the specific scope and responsibilities of each role. Compensation is determined based skills relevant to the position, education and/or training.  We are committed to fair and equitable pay practices in accordance with applicable laws and regulations.

Company Description

Sika is a specialty chemicals company with a globally leading position in the development and production of systems and products for bonding, sealing, damping, reinforcing, and protection in the building sector and industry. Sika has subsidiaries in 103 countries around the world, produces in over 400 factories, and develops innovative technologies for customers worldwide. In doing so, it plays a crucial role in enabling the transformation of the construction and transportation industries toward greater environmental compatibility. In 2025, Sika’s 33,700 employees generated annual sales of CHF 11.20 billion. Since 1998, Sika AG is present in Korea through its subsidiary Sika Korea Ltd. which employs more than 90 people and has 3 branch offices in Korea.

Job Description

Job Purpose

To ensure timely and cost-effective procurement of raw materials, Trading goods and packaging materials based on SAP MRP requirements, production plans, and inventory policies, while maintaining optimal inventory levels and ensuring uninterrupted production operations.

Key Responsibilities

MRP Planning & Cross functional coordination (60%)

• Execute and review SAP MRP results based on production plans, sales forecasts, and inventory levels.
• Review & confirm purchase requisitions (PRs) based on MRP results.
• Analyze MRP exception messages and take appropriate actions for shortages, rescheduling, and excess inventory.
• Review material requirements considering lead time, MOQ, safety stock, lot size, and supplier constraints.
• Adjust requested quantities and delivery dates in response to updated production requirements.
• Ensure material availability in line with the approved production schedule.
• Monitor PO delivery schedules and follow up on overdue or delayed materials.
• Coordinate with Production Planning to align material availability with production schedules.
• Assess the impact of production plan changes on material requirements and communicate risks.
• Coordinate with Warehouse and Quality teams regarding receiving, inspection, and material release status.

Inventory Management & Optimization (20%)

• Monitor raw material inventory and maintain appropriate stock levels.
• Manage safety stock, reorder points, and inventory coverage based on consumption and supply lead times.
• Identify slow-moving, excess, and obsolete materials(SLOB) and establish action plans.
• Minimize inventory holding costs while ensuring production continuity..

Supplier Delivery & Supply Risk Management (10%)

• Monitor supplier delivery performance and material availability.
• Follow up on supplier delivery commitments and identify potential supply disruptions.
• Coordinate with Procurement on supplier capacity, lead-time changes, and delivery issues.
• Develop contingency plans for critical materials and single-source suppliers.

SAP Master Data Knowledge & Process Management (5%)

• Coordinate maintenance and accuracy of material planning parameters in SAP, including:
• MRP Type and MRP Controller; Procurement Type; Planned Delivery Time; GR Processing Time.
• Safety Stock and Reorder Point; Lot Sizing Procedure / Minimum Order Quantity; Purchasing Info Record (PIR).
• Work with relevant departments to resolve MRP-related system and master data issues.

Reporting & Continuous Improvement (5%)

• Prepare regular material availability, shortage, and inventory reports.
• Monitor Supply Chain KPIs and identify improvement opportunities.
• Improve MRP planning accuracy and procurement process efficiency.
• Participate in Supply Chain optimization and SAP process improvement projects.

Qualifications

Bachelor's degree in Supply Chain, Business, Engineering, or a related field

4–6 years of experience in Supply Chain - MRP Planning & Management

SAP - MRP logic & process, MM and material master data

MRP planning, inventory control, demand and supply analysis

Strong analytical, problem-solving, and prioritization capabilities

Effective collaboration with Procurement, Production, Warehouse, Quality, and suppliers

Business-level English preferred

Others

Advanced Excel skills; Power BI knowledge is an advantage