Integrated Business Planner

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.   Job Title: Integrated Business Planner Job Location: Montréal, QC Job Code: 34616 Job Schedule: Day Shift Compensation Range: Between $ 70,000 - $ 120,000 CDN annually   Essential Functions: The Integrated Business Planner is a critical hub role responsible for synchronizing demand, supply, and financial plans to ensure the business operates efficiently. The candidate will bridge the gap between high-level strategic Sales, Inventory, and Operations Planning (SIOP) and the tactical reality of production scheduling with the goal of optimizing asset utilization while maintaining world-class service levels. SIOP: Facilitate monthly SIOP cycles by reconciling demand forecasts with supply capabilities. Highlight gaps between the bottom-up plans and top-down financial targets. Production Scheduling & Logic: Translate the mid-term aggregate plan into a detailed, executable weekly/daily production schedule. Balance customer commitments with labour, equipment, material and supplier constraints Inventory Optimization: Establish and monitor safety stock levels, reorder points, and 'days of supply' targets to balance working capital with order fulfillment. Scenario Modeling: Perform 'What-If' analysis to evaluate the impact of demand spikes, supply chain disruptions, or capacity changes on the master schedule. Cross-Functional Leadership: Lead consensus meetings with Sales, Finance, and Manufacturing to align on a single 'constrained' plan. Own the Master Production Schedule (MPS) and ensure alignment with the approved SIOP Plan KPI Management: Own and report on key metrics including:    * MPSA (Master Production Schedule Adherence)    * COTD (Customer On-Time Delivery)    * Forecast Accuracy    * Inventory Turns   Qualifications: 8–12+ years in integrated planning, SIOP/IBP, master scheduling, or operations planning  Hands-on ownership of SIOP and Master Production Scheduling in a manufacturing environment Experience in engineered-to-order, make-to-order, or mixed-mode manufacturing  Multi-site experience preferred Strong cross-functional leadership without direct authority  Ability to challenge priorities and escalate trade-offs appropriately  Executive-level communication and facilitation skills  Structured, systems-thinking approach with strong operational judgment Aerospace, defense, industrial, or regulated manufacturing experience  CPIM, CSCP, or equivalent certification  Experience supporting ERP or APS implementations  Lean, CI, or World Class Manufacturing exposure Preferred Additional Skills: Proficient using enterprise planning softwares, preferred SAP and or infor ERPLN Power BI proficiency   Eligibility Criteria: Must be eligible for registration with the Controlled Goods Program; Must be eligible to obtain and maintain a government of Canada Reliability status and Secret Level 2/NATO Secret security clearance;   L3Harris is proud to be an equal opportunity employer and is committed to treating all of its employees and job applicants with respect and dignity and to maintaining a workplace free from discrimination. Anyone applying for a position will be considered without regard to the following: race, national or ethnic origin, colour, religion, age, nationality, ancestry,