Expert Cisco Voice & Collaboration Engineer (m/f/d)

Job description

We are looking for an experienced Cisco Voice & Collaboration Engineer to join our Workplace Services team. You will design, implement, manage, and support voice and collaboration solutions across a complex global environment, working with Cisco Unified Communications, Webex, CUBE, SIP/PSTN, and related network technologies . You will take ownership of complex technical challenges while continuously improving the reliability, security, and performance of our communication services. Key Responsibilities: Administer, maintain, and optimize Cisco Webex (Teams, Meetings, and Calling) , ensuring reliable and high-performing collaboration services. Design, implement, and support Cisco Unified Communications environments, including CUBE, voice gateways, and Cisco ISR/C8XXX platforms . Manage and troubleshoot PSTN connectivity, SIP trunking, voice/video protocols, codecs, and signaling technologies . Analyze and resolve complex voice, video, collaboration, and network-related issues , ensuring service availability and user satisfaction. Support the underlying network infrastructure for collaboration services, including IP networking, NAT, routing, DNS, and DHCP . Deliver deployments, upgrades, integrations, and continuous improvements of communication solutions in a global enterprise environment . Contribute to projects and technology roadmaps while collaborating with global IT teams, internal stakeholders, and vendors and maintaining relevant technical documentation. Degree in Information Technology, Computer Science, Telecommunications , or a comparable qualification/practical experience. Several years of professional experience in Unified Communications, Collaboration, Voice Engineering , or a similar technical role. Strong hands-on expertise with Cisco Webex (Teams, Meetings, Calling) and Cisco Unified Communications technologies. Solid experience with CUBE, PSTN connectivity, SIP trunking, voice gateways, and voice/video protocols and codecs . Good understanding of IP networking, NAT, routing, DNS, and DHCP , ideally combined with experience with Cisco ISR and C8XXX devices . Strong analytical and troubleshooting skills , with the ability to diagnose and resolve complex communication and connectivity issues. Strong communication and stakeholder management skills , combined with fluent written and spoken English . Opportunity to work in a global and dynamic IT environment. Exposure to modern collaboration and communication technologies. Flexible working arrangements. Professional development and certification support. Competitive compensation and benefits package. People of all genders are always meant equally; for linguistic simplification and better readability, only the masculine form is used in the text. LEONI processes your application data in an IT-system that is consistent across the company and uses Foreign Service providers. By sending your application, you agree to this procedure. LEONI ensures the compliance with data protection. LEONI Wiring Systems RO S.R.L. LEONI is a global provider of products, solutions, and services for power distribution and connectivity in the automotive industry. The Group employs approximately 95,000 people across 23 countries and generated consolidated sales of approximately EUR 3.9 billion in 2025, excluding the former Automotive Cable Solutions division With a 74.9% ownership stake in LEONI, LUXSHARE is both the company’s majority shareholder and a strategic partner, actively supporting and enabling LEONI’s long-term growth and success while contributing to its strategic direction. LEONI’s customer base spans leading global automotive OEMs, commercial vehicle manufacturers, and component suppliers. Join us and help drive the transformation of the automotive world.