SIOP Manager

INFICON•East Syracuse, NY

About The Position

INFICON is seeking a strategic and analytically rigorous SIOP Manager to lead the ISS Division’s end-to-end Sales, Inventory & Operations Planning process. In this high-impact role, you will align commercial demand, supply capability, inventory strategy, and executive decision-making to improve forecast accuracy, optimize inventory and working capital, strengthen service performance, and drive operational excellence across a global high-tech manufacturing environment. Partnering closely with leaders across Sales, Product Management, Operations, Finance, Materials, and Supply Chain, you will build the visibility, discipline, and decision-making cadence needed to support faster, smarter planning across the business. This is an opportunity to make a visible impact within an innovation-led organization where integrated planning is a critical driver of growth, efficiency, and customer success.

Requirements

Bachelor’s degree in Supply Chain Management, Industrial Engineering, Operations Research, Statistics, or related quantitative field.
8–10+ years of experience in demand planning or S&OP / SIOP within a B2B manufacturing environment.
Demonstrated ownership of the full SIOP cycle, including executive-level facilitation.
Proficiency with ERP planning systems and tools, and a strong understanding of MRP, supply planning, and integrated business planning processes.
Strong knowledge of statistical forecasting methods and demand planning best practices.
Hands-on experience using ERP systems to support supply planning, materials management, production planning, and MRP analysis.
Advanced analytics capabilities using data visualization tools (such as Power BI or Tableau), Excel, and ERP-based reporting platforms.
Proven ability to facilitate cross-functional planning meetings and drive consensus.

Nice To Haves

Industry experience in semiconductor equipment, precision instruments, medical devices, analytical technology, or aerospace / defense.
Experience with SAP APO, IBP, SAP PP / MRP, SAP MM, or SAP Analytics Cloud.
Master’s degree (MBA or MS in Supply Chain / Engineering).
APICS CPIM or CSCP, IBF CPF, or SAP IBP certification.
Strong communication and executive presence.
Ability to lead through complexity and influence cross-functional partners.

Responsibilities

Own the ISS Division’s end-to-end SIOP strategy and monthly planning cycle, including Demand Review, Supply Review, Inventory Review, Pre-SIOP, and Executive SIOP.
Lead demand planning and statistical forecasting across product families, integrating commercial inputs from Sales and Product Management to deliver an accurate consensus forecast.
Improve forecast performance through ongoing management of forecast accuracy, bias, demand variability, and planning assumptions.
Translate demand plans into long-range supply, capacity, and constraint models, identifying risks, bottlenecks, and opportunities across a 12–18 month horizon.
Partner with Operations, Materials, Procurement, and global sites to align supply capability, intercompany planning, and short-term S&OE priorities.
Prepare and lead Executive SIOP reviews, providing clear recommendations on demand outlook, supply gaps, revenue risk, inventory trajectory, and key business decisions.
Align operational plans with financial commitments, Annual Operating Plan (AOP) targets, and broader business objectives.
Develop dashboards, planning tools, and KPI reporting that improve visibility, accountability, and decision-making across the SIOP process.
Drive continuous improvement of planning processes, governance, and demand-sensing capabilities to strengthen agility and operational performance.