Key Account Manager, Renewable Energy

Littelfuse

About The Position

Littelfuse (NASDAQ: LFUS) is a diversified industrial technology manufacturing company shaping solutions for the safe and efficient transfer of electrical energy. Headquartered in Chicago, Illinois, USA, we serve customers across industrial, transportation, and electronics markets worldwide. With approximately 16,000 employees we design and manufacture innovative technologies that support electrification, energy efficiency, and advanced automation. Our global reach is matched by a culture that empowers innovation and long-term growth. Guided by our principles We Care, We Succeed With Our Customers, and We Own the Outcome, we work collaboratively, think boldly, and deliver solutions that move industries forward. The Key Account Manager (KAM), Renewable Energy is responsible for owning and growing strategic relationships with top renewable OEMs, Tier-1s, and ecosystem partners across solar, wind, energy storage systems (ESS), and EV charging infrastructure. You will lead account strategy, expand BOM content using Littelfuse’s power electronics and protection portfolio, and accelerate design-wins from concept through SOP. Success will be measured by multi-year revenue growth, share expansion, design-in pipeline conversion, and executive-level account health.

Requirements

Experience: 5–10+ years in OEM key account management, business development, or technical sales in renewables, power electronics, or industrial electrification. Prior wins with solar/wind/ESS/EVSE programs strongly preferred.
Technical Acumen: Working knowledge of high-voltage DC, power conversion, protection coordination.. Ability to read schematics, interpret thermal/current derating, and discuss SiC/GaN implications on protection selection.
Commercial Skills: Contracting, pricing strategies, LTA/MLA structures, and complex negotiations.
Tools: CRM proficiency (Salesforce preferred), pipeline discipline, and data-driven forecasting.
Education: BS in Engineering (EE/ME/Power) or related field; MBA a plus. Equivalent experience considered.
Soft Skills: Executive presence, strategic thinking, cross-functional leadership, and crisp communication.
Travel: Willingness to travel 30–50% across the Americas

Nice To Haves

MBA a plus.
Equivalent experience considered.

Responsibilities

Account Ownership & Growth Build and execute multi-year account plans for top renewable OEMs/Tier-1s; deliver ARR and share gain targets.
Develop C‑suite and director-level relationships across R&D, sourcing, program management, and operations.
Drive price-for-value strategies and long-term agreements (LTAs/MLAs) that balance margin, risk, and service.
Design-In & Application Expansion Identify and win new sockets across DC/AC protection and power control: fuses, high-speed fuses, TVS/SPDs, contactors/relays, semiconductor protection, current/temperature sensors, power distribution modules.
Orchestrate cross-functional pursuit teams (FAE, Product Management, Quality, Supply Chain) to secure design-wins in inverters, DC combiner boxes, string/central inverters, BESS packs/racks, PCS, EMS, switchgear, and DC fast chargers.
Translate technical and compliance requirements (UL, IEC, NEC, CSA) into clear value propositions and proposals.
Pipeline & Forecast Management Build a healthy opportunity funnel across NPI and sustaining business; manage forecast accuracy (≥90%) and commit-to-ship execution.
Lead QBRs and executive reviews; provide risk/sensitivity analysis (volume ramps, ASP, mix, supply constraints).
Commercial Excellence Negotiate contracts, pricing, and terms (VMI/consignment, PPV, rebates) in alignment with margin targets.
Partner with Channel/Distributor managers for coverage, POS growth, and design registration effectiveness.
Voice of Customer & Portfolio Influence Capture VOC to shape roadmaps for high-voltage, high-current protection and sensing needs (e.g., 1,500Vdc PV, 800–1,200V BESS, SiC/GaN inverter topologies, UL 2579/248/1741/9540A implications).
Provide competitive intelligence (spec, price, service levels) and win/loss analyses to Product/Marketing.
Operational & Quality Stewardship Escalate and resolve delivery, quality, and engineering change topics; drive 8D/PPAP where applicable.
Ensure compliance with customer onboarding, supplier portals, and EHS & sustainability requirements.