Demand Manager

Amphenol Corporation; Yocumtown (PA); On-site; USD 85,000 - 120,000; Full time

Job summary

Amphenol Corporation seeks a Demand Manager for the Mezzanine Business Unit at Valley Green (Yocumtown), PA. This role owns demand-planning execution across assigned customers and product lines, partnering with sales, customer service, product management, operations, supply chain, and manufacturing.

The Demand Manager translates customer demand, order trends, and market inputs into an actionable plan that improves forecast accuracy, service levels, inventory health, and capacity visibility.

Qualifications

• Bachelor’s degree in Supply Chain Management, Business, Engineering or related field.
• Five+ years in demand planning, supply chain, or related manufacturing roles.
• Experience with ERP, CRM, and analytics/reporting tools.
• Strong analytical skills to interpret data and drive actions.
• Excellent communication and stakeholder-management abilities.
• Able to manage multiple priorities in a fast-paced environment.
• Advanced Excel; planning/data visualization skills preferred.
• Willingness to travel to support customers and teams.

Responsibilities

• Develop and maintain rolling demand forecasts for assigned customers and product lines.
• Lead the demand-planning cadence and cross-functional reviews.
• Coordinate with Sales, Customer Service, Product Management, Operations, and Manufacturing to align demand, inventory, and production.
• Analyze forecast accuracy, demand variability, backlog, and service metrics; identify root causes.
• Communicate demand changes, risks, and capacity constraints clearly to stakeholders.
• Support account-management with demand visibility and escalation resolution.
• Maintain demand-planning data, reports, and dashboards; drive continuous improvement.
• Prepare data-driven updates on forecast performance for BU leadership.
• Participate in new product introduction and phase-in/phase-out planning to align demand and supply.

Skills

Demand planning

Forecasting

ERP

CRM

Analytics

Communications

Stakeholder mgmt

Excel

Travel

Education

Bachelor’s degree in SCM

Tools

ERP systems

CRM software

BI tools

Job description

Amphenol Communications Solutions (ACS), a division of Amphenol Corporation, is a world leader in interconnect solutions for Communications, Mobile, RF, Optics, and Commercial electronics markets. Amphenol Corporation is one of the world’s largest designers and manufacturers of electrical, electronic and fiber optic connectors and interconnect systems, antennas, sensors and sensor-based products and coaxial and high-speed specialty cable. ACS has an expansive global presence in research and development, manufacturing, and sales. We design and manufacture a wide range of innovative connectors as well as cable assemblies for diverse applications including server, storage, data center, mobile, RF, networking, industrial, business equipment, and automotive.

Amphenol High Speed Products Group is a market leader in high-speed, high-bandwidth electrical connectors for the telecom and datacom markets. The Mezzanine Business Unit designs and manufactures high-density interconnect solutions that enable leading server, storage, networking, and AI/ML platforms. We are seeking a Demand Manager to support the Mezzanine Business Unit at our Valley Green (Yocumtown), PA location.

The Demand Manager will own demand-planning execution for assigned customers and product lines, partnering closely with sales, customer service, product management, operations, supply chain, and manufacturing. This role translates customer demand, order trends, and market inputs into an actionable demand plan that improves forecast accuracy, service levels, inventory health, and capacity visibility.

Responsibilities:

• Develop and maintain rolling demand forecasts for assigned customers and product lines, incorporating customer forecasts, backlog, order trends, sales inputs, and market intelligence.
• Lead the demand-planning cadence, including forecast reviews and cross-functional discussions to identify assumptions, risks, constraints, and required actions.
• Partner with Sales, Customer Service, Product Management, Operations, Supply Chain, and Manufacturing to align demand, inventory, material availability, and production capacity.
• Analyze forecast accuracy, demand variability, backlog, inventory, and service metrics; identify root causes and recommend practical corrective actions.
• Communicate customer demand changes, supply risks, and capacity constraints clearly and promptly to internal stakeholders and, when appropriate, customers.
• Support account-management and customer-service teams by providing demand visibility, prioritization guidance, and timely resolution of demand-related escalations.
• Maintain demand-planning data, reports, and dashboards; improve data quality, planning discipline, and process efficiency through continuous improvement.
• Prepare concise, data-driven updates for Business Unit leadership on forecast performance, material risks, capacity needs, and demand opportunities.
• Participate in new product introduction, phase-in/phase-out, and strategic customer planning to ensure demand and supply plans are aligned.

Qualifications:

• Bachelor’s degree in Supply Chain Management, Business, Engineering, Operations, or a related field.
• Five or more years of experience in demand planning, supply chain, customer operations, account management, product line management, or a related field within a manufacturing or electronics environment.
• Experience working with ERP, demand-planning, CRM, and reporting or analytics tools.
• Strong analytical skills, including the ability to interpret complex data, identify trends, and translate findings into clear business actions.
• Effective communication and stakeholder-management skills, with the ability to collaborate across commercial, operational, and technical teams.
• Demonstrated ability to manage multiple priorities in a fast-paced, customer-driven manufacturing environment.
• Advanced Excel skills; experience with planning, data visualization, or business intelligence tools is preferred.
• Willingness to travel as needed to support customers and business teams.

Amphenol Corporation is proud of our reputation as an excellent employer. Our focus is to provide the highest level of support and responsiveness to both our employees and our customers, the world's largest technology companies. Amphenol Corporation offers the opportunity for career growth within a global organization. We believe that Amphenol Corporation is unique in that every employee, regardless of his or her position, has the ability to positively impact the business.

Amphenol is an “Equal Opportunity Employer” - Minority/Female/Disabled/Veteran/Sexual Orientation/Gender Identity/National Origin. For additional company information please visit our website at https://www.amphenol-cs.com/