Are you passionate about designing and handling IT architectures and systems that enable teams to innovate and succeed? Join our dynamic Tools and Infrastructure team at Siemens and play a key role in shaping the foundation of essential tools and infrastructure for a global R&D organizationAs an IT Senior Solution Architect, you will be responsible for architecting, implementing and managing IT infrastructures that support a broad range of core R&D processes, ensuring a seamless and exceptional user experience. You will collaborate with developer teams to optimize the developer toolchain, systems performance and integration effortsKey ResponsibilitiesLead the design, implementation and management of IT systems and infrastructure services, including public/private cloud and network infrastructure to meet the needs of the R&D organizationDrive technology innovations and collaborate with R&D collaborators, Siemens corporate IT and other software/hardware vendors to identify, evaluate and implement cutting-edge solutions. Establish clear guidance on the new IT solution evaluation process specific to the local organizationCoordinate the installation, specification, testing and service transition of software and hardware, ensuring they align with operational needsRun day-to-day operations and maintenance of server and network infrastructures (Windows/Linux server, VLAN, L2/3 Switch, Firewall) to ensure the reliability and robustness of IT servicesOptimize system performance and robustness by regularly assessing performance logs and supervising dataProvide expert support for server/network troubleshooting, ensuring smooth operation and resolving user issues promptlyAddress security and performance issues, ensuring all systems meet industry standards and corporate security requirements. Participate in security audits and implement necessary changes. Ensure compliance with industry standards and corporate IT proceduresWork closely with corporate IT, application operations and other teams to develop strategies and action plans for upgrades and integrations and deliver solutions (DevSecOps)Required SkillsExtensive (hands-on) experience with core IT infrastructure technologiesWindows and Linux, including configuration and management of base infrastructure services (e.g., DHCP, DNS, Domain Controllers)Managing virtualized environments, including hosting hardware, network virtualization and cloud-based infrastructureNetwork and security technologies to ensure the integrity and security of IT services (e.g., Cisco, Fortigate, RADIUS)Familiarity with security principles for systems and network administration (i.e., vulnerability management, zero-trust architecture, etc.)Be proficient with modern developer tools and workflows (i.e., Git-based CI/CD) while outlining migration strategies for outdated toolsExperience with IT/OT architectures for R&D environments/workflows based on innovative concepts, including migration strategy from today's solutionA collaborative mentality with the ability to work effectively within multi-functional teams, ensuring alignment and encouraging innovation across departmentsStrong problem-solving skills with the ability to assess complex systems and proactively propose solutionsSelf-starter with the ability to take ownership of vision, lead initiatives, make decisions and drive improvements within the organization, supported by project management skillsExcellent verbal and written communication skills to effectively convey technical information to both technical and non-technical collaborators. English is required, German is a plusA passion for staying up to date with the newest technologies and a willingness to adapt to an evolving technological landscapeEmployee benefits2-3 days per week of mobile working is standardMobility allowanceVaried further training opportunitiesAccess to employee share programsFurther information about employee benefits can be found hereWhat it's like working for usWe place significant emphasis on fostering an inclusive and flexible working culture that encourages everyone to be their authentic selves. Equal opportunities and diversity are important to us and contribute to an enriching corporate culture. We actively embrace mobile working to provide every colleague with more autonomy and the chance to achieve a good work-life balance.