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Key Account Manager, Global OEM
MarmonWest Haven, CT$110,000 - $125,0005-8 years
Apply KX Technologies LLC
As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway—you’ll be doing things that matter, leading at every level, and winning a better way. We’re committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone’s empowered to be their best.
The Key Account Manager is responsible for driving disciplined day-to-day commercial execution across assigned Residential Filtration OEM accounts. The role owns the operational cadence for core and non-Quad 1 accounts, including customer coordination, quote management, forecast accuracy, CRM and pipeline management, NPD and derivative project execution, service-level segmentation, and cross-functional issue resolution. By applying customer segmentation, 80/20 prioritization, value-selling principles, and data-driven commercial insights, the Key Account Manager helps protect existing business while identifying and capturing growth opportunities.
This role serves as a critical stabilizing function, ensuring consistent customer execution and enabling senior commercial leaders to focus on strategic customer relationships, business development, new OEM acquisition, demand generation, and technology commercialization opportunities.
Key Responsibilities
Own commercial management of assigned core and non-Quad 1 accounts, including customer relationships, account planning, forecasting, issue resolution, quote execution, and revenue and margin performance.
Apply 80/20 customer segmentation to align service levels, pricing strategies, growth priorities, and escalation paths by customer tier.
Lead cross-functional NPD, CI, derivative, and customer-specific projects from intake through launch, ensuring milestones, risks, customer commitments, and execution timelines are managed effectively.
Translate customer needs into actionable requirements and coordinate execution across Product Development, Operations, Quality, Supply Chain, Finance, Customer Service, and Sales teams.
Support OEM value-creation and demand-generation initiatives by managing customer inputs, launch assumptions, aftermarket opportunities, and commercial execution plans.
Maintain accurate CRM, pipeline, forecast, quotation, and account data, providing actionable insights and decision support while ensuring forecast accuracy, pipeline hygiene, and documented account plans.
Partner with Customer Service and Inside Sales to improve responsiveness, proactively resolve customer issues, reduce recurring pain points, and minimize unnecessary escalations.
Identify account growth opportunities, including adjacent applications, formulation opportunities, aftermarket potential, and opportunities requiring Business Development or senior leadership engagement.
Ensure timely, accurate quotations aligned with pricing, margin, and strategic objectives, driving quote-to-win conversion and overall account growth.
Required Qualifications
Bachelor’s degree in business, engineering, marketing, or related field; manufacturing or engineered-product exposure preferred.
5-8+ years of experience in account management, commercial operations, project management, sales operations, customer program management, or OEM-facing manufacturing environment.
Experience coordinating cross-functional teams across sales, operations, customer service, product development, quality, finance, or supply chain.
Strong analytical capability with experience in forecasting, CRM, dashboards, pricing/quote support, or KPI reporting.
Compensation: $110,000 - $125,000 annually, commensurate with experience, plus a performance-based sales bonus.
Travel Requirement: Up to 50% domestic and international travel.
Following receipt of a conditional offer of employment, candidates will be required to complete additional job-related screening processes as permitted or required by applicable law.
We are an equal opportunity employer, and all applicants will be considered for employment without attention to their membership in any protected class. If you require any reasonable accommodation to complete your application or any part of the recruiting process, please email your request to careers@marmon.com, and please be sure to include the title and the location of the position for which you are applying.