SIOP Supply Planning Manager

Job Description POSITION SUMMARY The SIOP Supply Planner is responsible for driving the supply planning and execution processes within the Sales, Inventory & Operations Planning (SIOP) framework for the Thermal product portfolio. This role ensures supply plans are synchronized with demand signals, production capacity, and inventory strategies to achieve customer service, cost, and working capital objectives. The planner partners closely with manufacturing sites, procurement, demand planning, and business operations to ensure robust, feasible supply plans that align with business priorities. RESPONSIBILITIES Develop and maintain the supply plan within the SIOP process, balancing demand, supply, and inventory for the Thermal Management business. Translate demand plans into production and material requirements in collaboration with factories, buyers, and suppliers. Lead supply reviews to highlight risks, constraints, and mitigation plans; communicate trade-offs to stakeholders. Monitor and manage inventory health, including safety stock levels, excess, and obsolescence for assigned products. Collaborate with manufacturing and procurement to identify and address capacity or material constraints. Participate in monthly SIOP cycles, providing data and insights for supply, demand, and reconciliation meetings. Partner with finance and operations to align supply planning assumptions with budget and forecast cycles. Drive continuous improvement in planning processes, system parameters, and cross-functional communication. Support new product introductions and product transitions, ensuring seamless integration into the supply plan. Track and report key supply metrics, including on-time delivery, supply adherence, and inventory performance. QUALIFICATIONS Bachelor's degree in Supply Chain, Operations Management, Industrial Engineering, or related field (Master's preferred). 3-5 years of experience in supply planning, SIOP/IBP, or production planning within a manufacturing or industrial environment. Strong understanding of end-to-end supply chain processes and SIOP principles. Experience with ERP and planning systems (e.g., SAP, Kinaxis, OMP, or equivalent). Proficiency in data analysis and reporting tools (Excel, Power BI, Tableau). Excellent communication and collaboration skills; able to work cross-functionally and influence without authority. Analytical mindset with the ability to interpret complex data and make sound decisions. APICS/ASCM CPIM or CSCP certification is a plus. PHYSICAL & ENVIRONMENTAL DEMANDS The role is primarily based in an office environment but may requiring site visits and interaction with production teams. Required to wear personal protective equipment (PPE) and adhere to safety protocols. The role involves extended periods of sitting in front of a computer. Occasional standing or walking may be required during meetings, presentations, or site visits. Work is primarily conducted in an office environment with controlled temperature and lighting. TIME TRAVEL REQUIRED Occasional travel to different office locations, client sites, or conferences may be necessary. The successful candidate will embrace Vertiv's Core Principals & Behaviors to help execute our Strategic Priorities. OUR CORE PRINCIPALS Safety. Integrity. Respect. Teamwork. Diversity & Inclusion. OUR STRATEGIC PRIORITIES Customer Focus Operational Excellence High-Performance Culture Innovation Financial Strength OUR BEHAVIORS Own It Act With Urgency Foster a Customer-First Mindset Think Big and Execute Lead by Example Drive Continuous Improvement Learn and Seek Out Development Vertiv is an Equal Opportunity/Affirmative Action employer. We promote equal opportunities for all with respect to hiring, terms of employment, mobility, training, compensation, and occupational health, without discrimination as to age, race, color, religion, creed, sex, pregnancy status (including childbirth, breastfeeding, or related medical conditions), marital status, sexual orientation, gender identity / expression (including transgender status or sexual stereotypes), genetic information, citizenship status, national origin, protected veteran status, political affiliation, or disability. If you have a disability and are having difficulty accessing or using this website to apply for a position, you can request help by sending an email to View email address on click.appcast.io. Work Authorization Vertiv will only employ those who are legally authorized to work in the United States. This is not a position for which sponsorship will be provided. Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire. #J-18808-Ljbffr Vertiv Corporation