SIOP Supply Planning Manager

Vertiv Corporation; Westerville (OH); On-site; USD 85,000 - 110,000; Full time

Job summary

Vertiv is seeking a SIOP Supply Planner to drive supply planning and execution within the SIOP framework for the Thermal product portfolio. You will sync supply plans with demand, capacity, and inventory strategies while partnering with manufacturing sites, procurement, demand planning, and business operations to ensure feasible plans aligned with priorities.

The role requires collaboration across functions, strong data analysis capabilities, and experience with ERP/planning tools.

Qualifications

• Bachelor's degree in a related field; Master’s preferred.
• 3–5 years in supply planning, SIOP/IBP, or production planning.
• Experience with ERP/planning systems: SAP, Kinaxis, OMP.
• Proficiency in Excel, Power BI, Tableau for data analysis.
• APICS/ASCM CPIM or CSCP certification is a plus.

Responsibilities

• Develop and maintain the supply plan within the SIOP process balancing demand, supply, and inventory.
• Translate demand plans into production and material requirements with factories, buyers, and suppliers.
• Lead supply reviews; communicate trade-offs to stakeholders.
• Monitor inventory health including safety stock, excess, and obsolescence.
• Collaborate with manufacturing and procurement to address capacity/material constraints.
• Participate in monthly SIOP cycles with data for supply, demand, reconciliation.

Skills

SIOP planning

ERP/planning systems

Data analysis & visualization

Cross-functional collaboration

Analytical mindset

Communication skills

Education

Bachelor's degree in Supply Chain / Ops / IE

Tools

SAP

Kinaxis

OMP

Job description

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 [e-mail].

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.