Position Purpose:The Key Account Manager - Semiconductor position will serve as a strategic business partner responsible for cultivating and maintaining long-term, mutually beneficial relationships with key accounts in the semiconductor industry. This role is critical to driving profitable growth for Veolia ES Technical Solutions (VESTS) by leveraging our advanced technology portfolio, deep industry expertise, and proven program management capabilities to deliver superior service efficiency and operational excellence. Working in close collaboration with the Veolia Corporate Director of Business Development for Semiconductor and the Branch General Manager, the successful candidate will develop and execute comprehensive account strategies that align with both customer objectives and VESTS business goals, operating cross-functionally with business development, operations, and technical groups to identify growth opportunities, optimize service delivery, and create innovative pricing models.Primary Duties /Responsibilities: Provide sales and account management for key semiconductor accounts to meet profit and revenue targets set by the Group manager, with focus on developing strategic partnerships with current clients.Develop a detailed understanding of semiconductor market, competition, and industry trends, core semiconductor manufacturing processes and challenges.Manage national semiconductor programs and sourcing initiatives for fab-wide services and direct renewals of key semiconductor accounts.Identify strengths and weaknesses in semiconductor services and cleanroom support, and support business development, operations and technical teams with VESTS to address gaps in performance specific to semiconductor manufacturing requirements.Interface with I&M on global semiconductor account activities and strategies. Provide global account management support as assigned for multinational semiconductor clients with fabs across multiple regions.Build customer relationships at the corporate and site management level with semiconductor clients. Improve access to branches and regions for key semiconductor accounts. Tailor support network to the needs of our semiconductor customers and their fab-specific requirements. Foster and coordinate current relationships held throughout VESTS working with operations and technical groups of VESTS, branch sales managers, sales representatives (or "account managers"), and project developers to strengthen strategic partnerships.Develop and support key semiconductor account business plans, goals and objectives with operations, branch sales managers, sales representatives, and project developers. Focus on multi-year strategic partnership roadmaps aligned with client technology transitions and capacity expansion.Coordinate negotiation of master service agreements and separate contracts for semiconductor accounts, interface with legal and operations teams to ensure agreements support semiconductor manufacturing standards and strategic partnership frameworks.Oversee reporting of key performance indicators and review meetings with key semiconductor accounts, typically on a quarterly or annual basis to strengthen strategic partnerships and identify growth opportunities.Formally and routinely communicate all necessary information on respective key semiconductor accounts to operations and technical groups of VESTS, branch sales managers, sales representatives, and project developers. Ensure understanding of client fab schedules, technology roadmaps, and critical production requirements.Resolve customer issues that are elevated from operations, branch sales managers, and sales representatives for semiconductor accounts. Provide timely, accurate, and professional resolution of such matters with urgency appropriate to semiconductor manufacturing environments to maintain strategic partnerships.Develop new pricing and service strategies that leverage the competitive alternative and increase profitability for semiconductor accounts. Identify new service projects aligned with semiconductor industry evolution (advanced packaging, 3D integration, new materials) and support the sale of projects working with project developers within business development to deepen strategic partnerships.Other duties as assigned to support semiconductor client success and strategic partnership development.