Job Title: Senior Network and Security EngineerLocation: Lucerne – Hybrid & FlexibleOur client designs, builds, and operates modern IT infrastructures across networking, security, communication, and cloud environments. They support well-known organisations with reliable solutions using leading technologies in LAN/WLAN, security, virtualization, and cloud services.The RoleYou will be a key technical partner for selected customers, ensuring stable and secure network environments both in the data center and on-site. With a strong customer focus and a collaborative mindset, you will help maintain smooth operations while contributing to the development of high-quality infrastructure solutions.Your ResponsibilitiesDesign, configure, and optimize modern network and security environments.Lead demanding IT projects from concept to final acceptance.Maintain and support customer networks.Continuously expand your expertise in networking and security topics.Share your knowledge proactively and collaborate closely with the team.Work independently and take ownership of your tasks after onboarding.What You BringCompleted IT training and professional experience, or ongoing part-time studies in computer science.Strong networking skills (switching, routing, WLAN) with CCNA/CCNP-level knowledge or equivalent.Solid experience with HPE Aruba solutions.Strong firewall know-how, ideally with Fortigate certifications.Interest and skills in IT security topics such as proxies, NAC/Radius, PKI, and certificates.Understanding of Windows Server/Client and virtualization environments.Communicative, authentic personality with strong customer orientation.Independent, structured working style and ability to stay calm under pressure.Fluent in German and EnglishYou can enjoy flexible work options, including home office options or a 4-day week, additional vacation flexibility, dedicated learning time with financial support, and many more.If this sounds interesting to you, please apply with your updated CVApply Now