Position Summary

The Master Planner Manager acts as the central orchestrator for the entire site’s production

planning ecosystem. This strategic leadership role oversees end-to-end

planning—encompassing SMT, middle-end, and back-end operations—to ensure seamless

integration between Supply Chain Management (SCM) and Cross-Functional Teams (CFT). The

primary mandate is to drive a robust Sales and Inventory Operations Planning (SIOP) process

and ensure plant planning aligns perfectly with organizational objectives.

Key Responsibilities

- Site Planning Leadership: Provide end-to-end supervision and strategic direction for

the entire production planning lifecycle, ensuring alignment across SMT, middle-end,
and back-end manufacturing processes.

- Strategic Integration: Act as the critical bridge between SCM and CFT, fostering cross-

departmental collaboration to optimize resource allocation and production flow.

- SIOP Governance: Define, implement, and maintain an effective SIOP process,

ensuring that long-term strategic plans and short-term operational execution are

harmonized.

- Production Constraint Management: Leverage an objective, data-driven perspective

to identify and clearly define production constraints. Enforce rigorous third-party checks





to ensure material availability and production feasibility.

- Organizational Reporting: Report directly to the Site Leader to ensure top-level

alignment. Manage all SCM leaders through a dotted-line structure, ensuring consistent

planning methodologies and accountability across the site.

- Continuous Improvement: Proactively identify process gaps and drive improvements

to increase plant planning accuracy, reduce lead times, and optimize inventory turns.

Qualifications & Requirements

- Experience: 10+ years of progressive experience in Supply Chain Management, with a

proven track record in site-level planning and production control.

- Leadership Presence: Demonstrated strong personality with the ability to influence

stakeholders at all levels, maintain objective perspectives under pressure, and champion

high-accountability standards.

- Strategic Capability: Deep understanding of SIOP/S&OP; processes, material

constraints, and the technical intricacies of SMT and electronic manufacturing production

environments.

- Analytical Rigor: Strong capability in conducting objective, constraint-based analysis

and establishing clear performance metrics and audits.

📌 Master Planner Sr Manager (Monterrey)
🏢 Celestica
📍 Monterrey