Senior Supply Planner

Fluence•Houston, TX

About The Position

The Senior Supply Planner develops and executes supply plans to ensure material availability, supply continuity, and production readiness across Fluence’s global Battery Energy Storage System (BESS) supply chain. The role connects demand planning, procurement, manufacturing, suppliers, and order fulfillment to balance customer demand, supplier capacity, inventory investment, and operational performance. It involves planning for critical BESS components such as battery cells, modules and packs, power conversion systems (PCS), thermal management systems (TMS), enclosures, electrical components, and other electro-mechanical assemblies. The planner uses SAP/ERP systems and advanced planning tools to support scalable supply planning processes. The position also supports new product introductions, supplier transitions, capacity expansions, localization initiatives, and planning across global manufacturing locations and contract manufacturing partners. The job requires legal authorization to work in the United States at the time of application and throughout employment without employer sponsorship; Fluence does not sponsor work visas for this position.

Requirements

Bachelor’s degree in Supply Chain Management, Engineering, Operations, Business, or a related field.
8 to 10 years of experience in Supply Planning, Materials Planning, Production Planning, S&OP, or Supply Chain Management.
At least 3 years of experience supporting BESS, battery manufacturing, energy storage, power electronics, or related industries.
Experience managing complex global supply chains involving OEMs and strategic suppliers.
Strong understanding of MRP, inventory planning, replenishment methodologies, capacity planning, and supply assurance.
Experience with SAP, SAP S/4HANA, or comparable ERP/MRP systems.
Advanced analytical and problem-solving capabilities.
Strong communication and stakeholder management skills.

Nice To Haves

Experience managing supply plans for battery OEMs.
Experience managing supply plans for PCS manufacturers.
Experience managing supply plans for thermal management suppliers.
Experience managing supply plans for metal fabrication and enclosure manufacturing partners.
APICS/ASCM CPIM or CSCP certification.
Experience supporting contract manufacturing environments.
Advanced capabilities in Power BI, Excel, and supply chain analytics.
Experience in global, multi-region planning organizations.

Responsibilities

Develop and maintain short-, mid-, and long-term supply plans for global customer demand and manufacturing requirements.
Balance supply availability, production capacity, inventory targets, and supplier constraints to achieve service and financial objectives.
Translate demand plans into actionable supply and replenishment strategies.
Drive end-to-end material readiness for manufacturing and customer delivery commitments.
Identify supply risks and develop mitigation plans to prevent disruptions.
Analyze supplier capacity and capability against current and future demand requirements.
Work with Procurement and suppliers to ensure adequate capacity for batteries, PCS, TMS, enclosures, and critical long-lead components.
Develop supply scenarios and contingency plans for constrained materials.
Support allocation decisions during supply shortages.
Monitor supplier performance and address risks to supply continuity.
Establish and maintain inventory strategies aligned with service-level and working-capital objectives.
Optimize safety stock, reorder points, lead times, and planning parameters.
Monitor excess, obsolete, and slow-moving inventory and develop corrective action plans.
Drive inventory health through disciplined planning and continuous review.
Collaborate with Demand Planning to align supply plans with the consensus demand forecast.
Partner with Order Fulfillment and Master Scheduling teams to ensure executable production and delivery plans.
Work with Procurement Operations to manage purchase-order execution and supplier commitments.
Support executive S&OP and S&OE processes with supply analysis and recommendations.
Communicate supply constraints, risks, and recovery plans to stakeholders.
Maintain planning data integrity in SAP and associated planning systems.
Ensure accuracy of planning parameters, lead times, sourcing information, and material master data.
Drive compliance with supply planning processes and system governance standards.
Support continuous improvement initiatives focused on automation, planning effectiveness, and data quality.
Manage supply planning for BESS commodities and assemblies, including battery cells, modules and packs; PCS; TMS; electrical components; enclosures; and Balance of System materials.
Support new product introductions, supplier transitions, capacity expansions, and localization initiatives.
Coordinate planning activities across global manufacturing locations and contract manufacturing partners.