Senior Demand Planner - Onsite - up to $115,000

Signal and Strand•Ontario, CA

11d•$95,000 - $115,000•Onsite

About The Position

We are partnered with a leading global supplier of rigid packaging on the search for a Senior Demand Planner. This role supports the demand review process within the company's broader Sales & Operations Planning (S&OP) process, with responsibility for improving processes and mentoring others. This person will act as the integration point between Sales, Supply Chain, and Production Planning, owning item-level forecasts and working directly with customers, Sales, and Account Management to translate demand signals into actionable plans. The company serves virtually every major end market—automotive, beverage, food, home care, industrial chemical, pet care, personal health and beauty, and wine and spirits, among others—and this role will be central to how demand planning scales alongside that growth.

Requirements

Bachelor's degree in Supply Chain Planning or equivalent
5+ years of experience in demand planning or a related role
Working knowledge of demand planning systems such as Kinaxis, Logility, or Blue Yonder
Strong understanding of supply chain functions including demand, replenishment, and sourcing
Strong analytical and problem-solving skills with a systems/process orientation
Excellent communication, presentation, and negotiation skills, with the ability to influence at all levels
Experience developing or leading others
Comfortable navigating complexity and competing priorities in a collaborative environment
Highly organized and detail-oriented, with strong time management skills

Nice To Haves

APICS CPIM certification preferred

Responsibilities

Own and maintain monthly item-level forecasts, including new products, across assigned customers and markets
Lead regional and local demand reviews with Sales and Account Management, driving alignment on assumptions, risks, opportunities, and the unconstrained demand plan
Serve as a customer-facing demand planning expert, building customer confidence in forecasting and business management capabilities
Partner directly with customers, Sales, and Account Management to translate demand drivers and changes in customer behavior into actionable forecasts
Analyze historical trends, orders, inventory, market intelligence, and other demand signals to develop and continuously improve forecasts
Monitor forecast accuracy and bias, identify significant variances, and lead root-cause analysis and corrective actions
Partner cross-functionally with Sales, Supply Planning, Operations, and other stakeholders to align demand and supply plans
Drive continuous improvement through demand segmentation, exception management, and improved planning processes
Ensure planning tools (e.g., Kinaxis) are used effectively and consistently across the team
Proactively communicate material demand changes, customer issues, and business risks to regional and central Supply Planning
Develop and maintain reporting and insights that support business decisions and the S&OP process
Mentor team members on demand planning and S&OP skills, including statistical forecasting and advanced planning tool functionality