SIOP Manager

INFICON is seeking a highly skilled and analytical SIOP Manager to lead the full Sales, Inventory & Operations Planning (SIOP) cycle for the ISS Division. This role sits at the intersection of commercial demand, operational supply capability, and executive decision‑making. The SIOP Manager is responsible for driving forecast quality, enabling proactive supply‑capacity planning, and facilitating monthly executive reviews that shape INFICON’s near‑ and long‑term operational decisions. 

The ideal candidate brings deep expertise in SIOP methodology, advanced planning tools, statistical forecasting, SAP systems, and cross‑functional leadership in a complex manufacturing environment. 

Key Responsibilities 

Demand Planning & Forecasting 

• Lead the statistical demand forecasting process across all product families, integrating baseline models with inputs from Sales and Product Management. 

• Track and improve forecast accuracy, bias, and other forecast performance metrics. 

• Manage NPI demand planning, including ramp forecasts, safety stock recommendations, and transition planning for phase‑in/phase‑out products. 

SIOP Process Ownership 

• Own and continuously improve the end‑to‑end monthly SIOP cycle, including Demand Review, Supply Review, Inventory Review, Pre‑SIOP, and Executive SIOP. 

• Prepare and present the Executive SIOP package, summarizing demand, supply gaps, revenue risk, inventory trajectory, and required decisions. 

• Define and track SIOP effectiveness metrics and ensure high-quality, timely inputs from all contributing functions. 

Supply Planning & Capacity Analysis 

• Translate the consensus forecast into long‑range supply, capacity, and constraint analyses using RCCP techniques. 

• Identify bottlenecks, supplier limitations, and long‑lead risks at a 12–18 month horizon. 

• Support global intercompany supply planning to ensure alignment across INFICON sites. 

• Partner with the Materials Manager and planning teams to manage short‑term S&OE priorities. 

Cross‑Functional Collaboration 

• Facilitate the Demand Review process with Sales, Product Management, Finance, and Operations to build a consensus demand plan. 

• Align the operational forecast with financial commitments and the Annual Operating Plan (AOP). 

• Develop demand‑sensing capabilities for critical and high‑velocity products. 

Analytics & Reporting 

• Build and maintain analytical models, dashboards, and SIOP planning tools with ownership of data accuracy. 

• Partner with the Supply Chain Analytics Manager to integrate SIOP data into the broader BI ecosystem. 

Education 

• Bachelor’s degree in Supply Chain Management, Industrial Engineering, Operations Research, Statistics, or related quantitative field. 

• Master’s degree (MBA or MS in Supply Chain/Engineering) preferred. 

Experience 

• 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. 

• Industry experience in semiconductor equipment, precision instruments, medical devices, analytical technology, or aerospace/defense preferred. 

Technical & Functional Skills 

• Proficiency with SAP APO, IBP, or SAP PP/MRP planning tools. 

• Strong knowledge of statistical forecasting methods and demand planning best practices. 

• Hands‑on SAP MM/PP experience supporting supply planning and MRP analysis. 

• Advanced analytics capabilities using Power BI, Tableau, SAP Analytics Cloud, and Excel. 

• Proven ability to facilitate cross‑functional SIOP meetings and drive consensus. 

Preferred Attributes 

• 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. 

The expected salary range for this position is between $100,000 and $115,000 per year. 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). The actual compensation will be determined based on experience, location, and other factors permitted by law

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!

INFICON is committed to ensuring that our online application process provides an equal opportunity to all job seekers that apply without regard to race, religion, ethnicity, national origin, citizenship, gender, age, protected veteran status, disability status, genetic information, sexual orientation, or any other protected characteristic. A notice describing Federal equal employment opportunity laws is available here to reaffirm this commitment.   Any contact that would like to request a reasonable accommodation to participate in the application process should contact us.careers@inficon.com.

INFICON, Inc. strictly complies with all aspects of the Export Administration Regulations ('EAR'), including those sections dealing with deemed exports to foreign nationals.