Senior Demand Planner - SIOP & Forecasting Leader

L3Harris Technologies; Camden (NJ); On-site; USD 79,000 - 147,000; Full time

Job summary

L3Harris Technologies in Camden, NJ is seeking a Sr Spec., Production Planning (Demand Planner / SIOP) to lead demand data gathering and forecasting across multiple sites. You will develop an 18–24 month demand plan, consolidate inputs from sales orders and projections, and drive monthly SIOP reviews aligning supply with demand.

Responsibilities include leading cross-functional teams, creating reports, and identifying risks and opportunities to improve forecast accuracy.

Qualifications

• Bachelor’s degree and 6+ years of related experience; Master’s degree and 4+ years; or 10+ years of relevant experience in lieu of a degree.
• Minimum 4 years of experience in planning, operations, manufacturing, or supply chain.
• At least 2 years of demand planning experience, preferably within aerospace & defense and supporting multiple sites.
• 4+ years working with SIOP processes and principles.
• Minimum 4 years of experience with ERP systems (Deltek Costpoint) in demand and inventory management.
• 2+ years of experience with supply chain best practices including inventory optimization and risk management.
• At least 2 years of experience with demand planning software and advanced proficiency in Excel and Power BI.

Responsibilities

• Act as the primary liaison between multiple sites and cross-functional teams to gather, consolidate, and analyze demand data.
• Collect and interpret demand inputs including Sales Orders, customer forecasts, market trends, and historical sales data.
• Develop and maintain an accurate 18–24‑month demand plan incorporating internal and external factors.
• Monitor demand changes and proactively identify risks, opportunities, and required adjustments.
• Prepare for and lead SIOP meetings, ensuring demand plans align with business priorities, market conditions, and operational capabilities.
• Communicate demand forecasts and insights to stakeholders, providing recommendations for inventory and production planning.
• Collaborate with Business Development, PMO, and Engineering to understand customer requirements, market dynamics, and upcoming opportunities.
• Create and maintain reports and metrics that track demand planning, forecasting, and SIOP objectives.
• Drive continuous improvement to enhance accuracy, efficiency, and effectiveness of demand planning processes across multiple sites.
• Lead and influence stakeholders without direct authority to drive alignment.
• Adapt to changing business needs and adopt new tools/technologies to improve demand planning.
• Manage multiple priorities effectively in a fast-paced environment.
• Flexibility to travel occasionally to various sites, 10% approx.

Skills

Demand planning

Forecasting

Cross-functional coordination

Data analysis

Excel proficiency

Power BI proficiency

Communication

Travel readiness

Education

Bachelor’s degree

Master’s degree

10+ years of relevant experience in lieu of a degree

Tools

Deltek Costpoint

Excel

Power BI

MRP systems

Job description

L3Harris Technologies in Camden, NJ is seeking a Sr Spec., Production Planning (Demand Planner / SIOP) to lead demand data gathering and forecasting across multiple sites. You will develop an 18–24 month demand plan, consolidate inputs from sales orders and projections, and drive monthly SIOP reviews aligning supply with demand.

Responsibilities include leading cross-functional teams, creating reports, and identifying risks and opportunities to improve forecast accuracy.