RESPONSIBILITIES: Proactively working with CSS(ACS) customers to ensure their successful life experiences with Oracle Cloud Infra and support ES DB systems as Exadata, ZDLARA. Technical assistance with systems & software production environment ES System administration such as image upgrade , re-image and DB patch, configuration and re- configuration health checks Upgrade and implementation planning and advice on image upgrade Management. Proactively alerting customers to product issues. Delivery of reactive onsite technical support  Resolve known issues, according to procedures documented in Knowledge notes database. Document unknown issue requiring expert technical knowledge. Perform root cause analysis of difficult product problems and their solutions/technical escalation follow-up. Interact with key customer personnel to enhance collaborative problem solving. Providing and verifying problem workarounds or patches Researching and responding to technical enquiries Become a trusted advisor for our CSS(ACS) customers. EXPERIENCE: Strong Unix skills (Servers, Storage & Network) are essential, additional Linux skills are useful. Hands-on experiences with Mission Critical Datacenter Systems & Database environment administration tasks. Hands-on experiences on Operating Systems Virtualization (VMware and OLVM) Hands-on experience with the Oracle Database releases RAC. Hands-on experience with Enterprise Manager Grid Control is essential. Experience of any of the following products and technologies will be an advantage:  Oracle Exadata Database Machine, Oracle ZDLRA Cloud Machine, Oracle Grid Infrastructure, Oracle ASM (Automatic Storage Management), Oracle Data Guard, Oracle Recovery Manager.