View More Jobs SIOP Supply Planning Manager Westerville, OH, United States 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 help.join@vertivco.com. If you are interested in applying or learning more about this role, please visit the company's career page located on Vertiv.com/Careers Work Authorization No calls or agencies please. 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. Apply Now Job Info Job Identification 20279725 Job Category Materials and Manufacturing Planning Posting Date 09/10/2026, 08:25 PM Locations Westerville, OH, United States © MapTiler © OpenStreetMap contributors Legend Jobs at a location Group of locations © MapTiler © OpenStreetMap contributors | © Oracle Corporation Terms Legal Notices Use control and scroll to zoom the map Use two fingers to move the map Westerville, OH, United States Copy to Clipboard Similar Jobs SIOP Supply Planner - Power Management Westerville, OH, United States and 1 more Posted on 08/25/2026 The SIOP Supply Planner - Power Management is responsible for driving the supply planning and execution processes within the Sales, Inventory & Operations Planning (SIOP) framework for the Power Management 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. Materials Planning Manager Westerville, OH, United States Posted on 08/24/2026 The Materials Planning Manager ensures the timely availability of critical materials across Thermal AMER manufacturing facilities by coordinating with factory teams, Procurement, and suppliers to support customer demand and reduce supply risks. This role manages material planning across an 8-week to 24-month horizon, supports sourcing initiatives to secure capacity for future growth, and identifies supply constraints that impact long-term planning. The position plays a key role in maintaining supply continuity through strong project management, cross-functional collaboration, and execution of strategic supply initiatives. Service Strategic Planning Manager Westerville, OH, United States Posted on 07/02/2026 The Service Strategic Planner, reporting to the Senior Director Service Strategy and Portfolio, is responsible for maintaining, governing, and continuously improving the global service planning environment. This role ensures alignment between Corporate strategic directives and Global Business Unit (GBU) strategies, translating them into structured service roadmaps, portfolio priorities, and executable planning frameworks. Operations Planning Manager - Westerville, Ohio Columbus, OH, United States Posted on 07/29/2026 See More Jobs