Job DescriptionINFICON 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.
Key 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.
QualificationsEducation- Bachelor's degree in Supply Chain, Engineering, Business, Operations, or related field.
Required Qualifications- 8+ years of experience in demand planning, S&OP/SIOP, or supply chain planning within manufacturing
- Demonstrated ownership of the full SIOP cycle, including executive-level facilitation.
- Experience leading cross-functional planning and aligning demand, supply, and business priorities
- Solid understanding of forecasting, inventory, and supply planning processes, along with ERP/MRP systems
- Experience analyzing data and presenting insights using reporting or BI tools
- Strong analytical, communication, and stakeholder management skills
Preferred Qualifications- Experience with SAP, IBP, APO, or similar planning systems
- Experience presenting to senior leadership
- APICS, IBF, or similar certification
- Experience in semiconductor equipment, precision instruments, medical devices, analytical technology, aerospace/defense, or other complex manufacturing environments
Additional InformationThe expected salary range for this position is between
$100,000 and $140,000 per year. The actual compensation will be determined based on experience, location, and other factors permitted by law. In addition, INFICON employees are eligible for a profit-sharing bonus with a target of 10% as well as 401K match up to 8% (vesting schedule). A relocation package may be available for qualified candidates.
INFICON provides a dynamic work environment that promotes diversity, equity, and inclusion. Our employees experience ongoing green initiatives, flexible work hours, and a variety of health and wellness programs.
INFICON's forward-thinking approach offers countless opportunities to design, support, and manufacture a diverse product portfolio that expands globally. Our Lean and Agile work environment offers competitive compensation, relocation assistance, a discretionary bonus, and generous employee benefits; major medical, dental, health, vision, 401K, vacation and sick time, tuition reimbursement, and more!
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