Ensure 24/7 availability of SAP systems within the SAP ECS environment , responding promptly to alerts and incidents at the Linux OS and infrastructure layers across hyperscaler and SAP data centers. Act as the L3/L4 escalation contact for critical production issues, strictly adhering to change management protocols . Optimize operational procedures using automation techniques and implement solutions to improve efficiency, reliability, and platform performance. Lead continuous improvement initiatives for SAP cloud services with a focus on scalability, security, and performance. Collaborate with a diverse, global team to deliver enterprise-grade cloud services tailored to SAP applications. Design and implement strategies to enhance customer experience and ensure compliance with SLAs . Requirements: 8–12 years of experience administering Linux systems (RedHat/SUSE) at an advanced level, with strong troubleshooting skills for complex environments. Proficiency in networking , including TCP/IP, IP routing, NAT, and firewalls. Expertise in managing network services such as DNS, LDAP, and HTTP proxies . Hands-on experience in hyperscaler environments, including management of compute and storage resources . Administration of cloud networking infrastructure : VPCs, subnets, route tables, security groups, NSGs, and NAT gateways. Container and Kubernetes cluster management . Experience using monitoring tools such as Nagios , Prometheus , and ServiceNow . Solid knowledge of IT security best practices , especially OS hardening . Proficiency in scripting languages such as PowerShell, Linux Shell, Perl, Python, Go . Experience with automation tools , particularly Ansible .