• Migrated all business critical applications (APAC & EMEA scope) into AWS Cloud saving €240K per annum. Currently working on phasing-out Singapore datacenter which will slash another €300K per annum by Q1 2019.
• Re-designed architecture for business-critical application improving the uptime from 90% to 99.5% saving €10M per hour potential downtime impact and monthly run-costs up to €20K.
• Contributed (with the team of Architect) in defining the Cloud Enterprise Architecture and Foundation Design.
• Created & defined Corporate Cloud Adoption Strategy describing end-to-end cloud transformation journey, cloud-readiness checklist, various wave based migration strategies, in-take templates for the application to be hosted in AWS Cloud.
• Successfully designed and hosted 10+ new applications on AWS Cloud in the first year after establishment of cloud first strategy, achieving 200% of the target.
• Held various interactive sessions with business about cloud awareness, canvassing the importance of next-gen cloud solutions.
• Investigated to find the right optimal tools to support cloud migrations especially lift & shift, automated discovery of servers and related dependencies. Outcome is mapped to cloud-readiness checklist leading to right migration wave.
• Contributed in defining roles and responsibilities among cloud support partner ecosystem, defining RACI matrix on various roles and responsibilities for Cloud services & operations.

• Winner of ICT Behavior Award “Be Strategic” 2014
• During 2017-18, Led over 15 AWS Cloud projects and 2 on-premise, under tight & overlapping schedule, with positive feedback from respective project managers and principals.
• During 2017-18, Identified and executed 10% overall reduction of production servers & resources by migrating to AWS cloud, saving significant redundant costs per annum.
• Re-designed and deployed local server infrastructure in Indonesia based on Hyperconverged technology cutting up to 50% TCO & 75% improved performance.
• 2018 - Saved a No-Go of multi-million € project in Vietnam by identifying out-of-the-box solution which converted failure into a success.
• 2017 - Resolved crisis in China by recovering the service within a week time after complete disaster and data loss.
• 2017 - Resolved crisis in Singapore within 6 hours, after intervening a 2 days long war-room.
• 2017 - Resolved major proxy problem in Shanghai in less than 10 days, after intervening in a 2 months long investigations. Systematically assessed, provided alternative solutions, followed through and provided daily communication to keep all stakeholders updated.
• 2016 - Designed & led deployment of Enterprise Public Key Infrastructure within tight 1 month dead-line and limited €5K budget.
• Contributed in defining roles and responsibilities among support partner ecosystem.
• Contributed in defining Information Control Framework together with Security Architect.
• Revised policy and achieved 99% compliancy of patching and Anti-virus software on all managed servers.
• Revised server hardening policy and achieved 100% compliance.
• Revised access control policy and achieved 100% compliance based on least privilege rules.
• Revised general backup policy and achieved 95% successful rate from a previous trend of 50%.
• Had an additional role of Senior Active Directory Engineer (APAC).

Technical Responsibilities:
• Configuration & Managing: Active Directory, Windows Server (2003, 2008 R2), Exchange, SQL Server
• Installation, Commissioning and Support of Windows & Linux Servers.
• IT infrastructure support relating to technical issues involving applications, as well as virtual environments built on VMware, Microsoft Hyper-V and Citrix.
• Implementing and managing virtual servers using VMware vSphere (ESXi, vCenter)
• Perform and monitor backup and recovery activities
• Technical services and support at the network level: WAN and LAN connectivity, routers, firewalls, and security
• Troubleshooting of any IT infrastructure related problems that might arise in a corporate environment.
• Remote access solution implementation and support: VPN, Terminal Services, and Citrix
• Installation & maintenance of Free Service Telephone Lines (1300 & 1800)

Functional Responsibilities:
• Manage IT Infrastructure implementation and/or upgrades.
• System documentation to include system reviews and recommendations
• Help users with customized application problem reporting and tracking till closure
• Communication with customers as required: keeping them informed of incident progress, notifying them of impending changes or agreed outages
• Perform the daily/monthly/weekly maintenance servers, applications and produce the necessary reports

Environment:
HP Prolient, Dell PowerEdge and IBM X Series Server Hardware, Dell PowerVault MD 220S SAN Storage, VMware ESXi 5.1, Hyper-V 2012, Microsoft Windows Server NT/2000/2003/2008/2008 R2, Acronis Backup, Cisco LAN Switches and Linksys Wireless Access Points, Cisco ASA & Fortinet firewalls