Walter Lingner
About Walter Lingner
Walter Lingner is a Senior Key Account Manager at Arista Networks with extensive experience in network technologies and project management.
Current Role at Arista Networks
Walter Lingner serves as a Senior Key Account Manager at Arista Networks. He has been in this role since 2019, working in Münster, North Rhine-Westphalia, Germany. His expertise in customer experience management and managed services contributes to his effectiveness in overseeing key accounts.
Previous Experience at Huawei Technologies
Walter Lingner worked at Huawei Technologies for nine years, from 2010 to 2019, in the Bonn Area, Germany. He held the positions of Senior Key Account Manager and Sales Director for Deutsche Telekom. His role involved managing high-level client relationships and driving sales strategies.
Senior Roles at Deutsche Telekom and T-Systems
From 1998 to 2008, Walter Lingner held various senior roles at Deutsche Telekom and T-Systems in Germany. These included Vice President / Head of Sales, Technical and Customer Support, Head of Sales Support, and Head of Technical and Product Support. At T-Systems, he served as Senior Manager Mobile ICT Solutions and Head of Competence Center.
Academic Background
Walter Lingner holds an Executive MBA with Distinction from Edinburgh Business School, where he studied Sales Force Management and Business Research from 2007 to 2009. Prior to that, he earned a degree in Electronics from FAU Erlangen-Nürnberg and a BSc in Mechanical Engineering from Universitatea „Politehnica” din Timișoara.
Certifications and Technical Expertise
Walter Lingner holds multiple certifications, including Project Management Professional (PMP) from PMI/IPMA, Nokia Certified Mobility Professional and Master (NCMM), and certifications from companies like Cisco, Enterasys, and Alcatel. He specializes in both fixed and mobile network technologies, virtualization technologies such as SDN/NFV, and automation innovation.