Senior Supply Planner

ResMed; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

ResMed in Singapore seeks a Senior Supply Planner to own the end-to-end planning across purchasing, manufacturing and distribution, delivering reliable, cost-aware supply plans that meet business needs.

You will mentor junior planners, guide best practices, and balance service, cost and inventory while translating strategic signals into operational readiness. This role champions o9 and SAP for planning excellence.

Qualifications

• 5+ years in end-to-end supply planning in manufacturing or multi-site environments.
• Proficiency with ERP systems (SAP/Oracle) and APS (o9).
• Strong Excel and data handling skills.
• Experience guiding junior planners and cross-functional teams.

Responsibilities

• Lead development and execution of accurate supply plans aligned to demand, capacity and financial targets.
• Serve as SME for product category; mentor junior planners and stakeholders.
• Translate demand into feasible plans in o9 and SAP; manage master data and inventory targets.
• Collaborate with procurement and production to ensure timely execution.

Skills

Supply planning

Mentorship

Cross-functional collaboration

Analytical thinking

Education

Bachelor's degree in supply chain

Tools

SAP

Oracle

o9

Excel

Job description

Role Summary

As a Senior Supply Planner, you are a subject matter expert (SME) in product supply planning and a mentor to others in the team. You own the planning process across purchasing, manufacturing, and distribution for your assigned product portfolio and are accountable for delivering reliable, efficient, and cost-conscious supply plans that meet business needs.

You will play a pivotal role in translating strategic signals into operational readiness, proactively balancing service, cost, and inventory, while guiding junior planners in best-in-class practices.

We are building a future-focused planning function, a trusted partner that orchestrates end-to-end planning to maximize customer value and enable profitable growth. You will help realize this ambition through expert planning, mentorship, and continuous improvement.

Key Responsibilities

A. Planning Leadership & Functional Expertise

• Lead the development and execution of accurate, efficient supply plans that align with demand forecasts, capacity constraints, and financial targets.

• Serve as the SME for your product category, providing guidance and troubleshooting support to junior planners and stakeholders.
• Anticipate risks and lead mitigation strategies across materials, production, and Logistics.
• Represent Supply Planning in cross-functional forums and supply review meetings.

B. Mentorship & Team Development

• Coach and support junior planners in best-practice planning processes, systems use, and stakeholder communication.
• Actively contribute to team learning through knowledge-sharing sessions, playbook development, and system/data troubleshooting.
• Foster a collaborative and solutions-focused team culture built on curiosity, accountability, and inclusion.

C. Supply Execution & Inventory Optimization

• Translate demand into feasible supply plans in o9 and SAP, factoring in lead times, inventory targets, and production constraints.
• Proactively manage planning master data (e.g., MOQ, lead times, safety stock) to reflect operational realities.
• Optimize working capital by maintaining targeted inventory levels and enabling efficient production and purchasing cycles.
• Collaborate with supply schedulers and procurement to ensure timely execution of work orders and purchase orders.

D. Product Lifecycle & Change Management

• Plan for product introductions, engineering changes, and phase-outs in collaboration with Lifecycle Management and Product Planning.
• Evaluate and implement ECNs with minimal disruption and clear communication to manufacturing and supply stakeholders.
• Balance risk and cost in recommending exception freight, alternate sourcing, or system overrides as needed.

E. Systems and Process Excellence

• Champion the use of advanced planning systems (e.g., o9, SAP) and analytics to drive accuracy and speed in planning.
• Identify and implement opportunities for process improvement in planning accuracy, service levels, and inventory management.
• Collaborate with Supply Chain Excellence or Transformation teams to test, scale, and embed new planning capabilities.

What You Bring

• Education: Bachelor’s degree in supply chain, Engineering, Business, or a related discipline.
• Experience: 5+ years in end-to-end supply planning, preferably in a manufacturing or multi-site environment.
• Technical Tools: Strong working knowledge of ERP (e.g., SAP, Oracle) and APS (e.g., o9). Advanced Excel and data handling skills.
• Good to have knowledge of S&OP & continuous improvement methodologies (Lean, Kaizen)

Core Competencies & Attributes

• Deep understanding of supply chain planning concepts (MRP, Production Planning, Inventory Management, Distribution Requirements, safety stock, capacity constraints, etc.).
• Strong analytical mindset, capable of interpreting complex data to drive decisions.
• Skilled communicator and collaborator across functions and seniority levels.
• Ability to coach, mentor, and elevate peers in a non-supervisory capacity.
• Calm and structured under pressure, with strong problem-solving skills.
• Proactive, commercially aware, and continuously seeking process improvement.

Joining us is more than saying "yes" to making the world a healthier place. It's discovering a career that’s challenging, supportive and inspiring. Where a culture driven by excellence helps you not only meet your goals, but also create new ones. We focus on creating a diverse and inclusive culture, encouraging individual expression in the workplace and thrive on the innovative ideas this generates.