IT Datacenter Manager
Dr Sulaiman Al-habib Medical Group
Total years of experience :20 years, 0 Months
Despite the general proficiency of my work, I would like to highlight key challenges I have successfully tackled in my current responsibility.
Team building.
Expertise in VMware vSphere virtualization.
Expertise in Commvault and Veeam.
Knowledge in Open Source Cloud infrastructure with OpenStack.
Container Orchestration with Kubernetes.
Cloud-Native Application delivery.
DevOps tools and CI / CD.
Software-Defined Networking. NSX-T and Windows Server 2016 SDN
Hyperconverged Infrastructure. VMware (VSAN) and RedHat
Active Directory Infrastructure Management
Microsoft Exchange System Management
Support Infrastructure Systems Management (Microsoft Based)
DHCP / DNS / CA / ADFS
Consulting on the Microsoft Infrastructure SOlution to the Company
• Responsible for the HO and Branch network and interconnectivity and the availability of them
• Leading a team of support technicians in day to day operations
• Project Manager for MWSL Project - Migration of branch connectivity to MPLS via single ISP (BGP as Gateway Protocol)
• Network Lead for the project of Re-Implementing core networking infrastructure (including a new DC) - 3COM based core network migrated to Cisco based.
• Administration of the core network infrastructure which is comprised of 3COM based L3 / L2 switches and routers (2 core 3COM 8807 in HSRP redundancy, 3COM 4500 Super Stack switch, 3COM WLC), Tipping Point 501 Firewall, and Cisco 1800 routers before the CORE network Migration.
• Participation in RFP, Vendor evaluation for network related scopes
• Administration of the core network infrastructure which is comprised of CISCO 6500 series L3 switches in HA mode with VPC and FWSM and connecting the LAN devices via EtherChannel, IPS 4250 in Inline mode, ASA 5540 in HA (Active-Passive) mode, Multiple Cisco ZONE switches, ToR switches, and Floor Distribution switches connecting to CORE via EtherChannel - After the Migration
• Administration of ASA and FWSM firewall for Security (ACL), VPN (SSL VPN), and Protocol Filtering (Layer 7 Monitoring).
• Administration of Cisco IPS 4250 for proactive treat identification and mitigation.
• Administering Cisco ACS server for AAA.
• Backup Administrator for corporate IP Telephony System which is based on 3COM VCX.
• AD Consolidation (2 Domain to 1 Domain) and Migration Windows Server 2003 to 2008R2.
• Exchange Migration (Exchange 2003 /2007 mixed mode to 2010).
• Implementation of Hyper-V on Windows Server 2008 Cluster.
• Implementation of SCCM 2007 R2 / SCOM 2007 R2 / SCVMM 2008.
• Implementation of McAfee End Point Protection.
• Administration of Microsoft windows 2008 based AD infrastructure (AD Admin).
• Administration of Microsoft Exchange based email Infrastructure includes CAS array, DAG and Edge (Exchange Admin).
• Administration of EMC Clarion CX300 storage solution.
• Implementation and Administration of EMC VNX 5000 SAN Solution.
• Configuring and Administration of hardware NLB (Kemp 2000) for Exchange CAS and HUB servers
• One of the 3 administrator for the Microsoft EA license engagement.
• Licensing administration for Microsoft Products, McAfee, and other system software.
• Administration of External DNS entry and DNS name registration portal.
• Being part of defining IT Infrastructure related policy such as Group Policy / email user policy / User creation policy / Internet access policy
• Evaluating new systems to betterment ROI
• Planning Designing and Implementation of the Active Directory Infrastructure with Windows Server 2008.
• Planning Designing and Implementation of the email system with Microsoft Exchange 2007.
• Roll over AD and Exchange systems to the properties (branches).
• Configuration and Maintenance of the Core Infrastructure across the head office and properties (branches), which includes;
o Branch to Head office connectivity (configuration and maintenance).
o Designing and Implementing SAN with Dell EMC storage device.
o Monitoring and Proactive defense against network treats using Juniper IDS/IPS.
o Firewall (Juniper) configuration and maintenance.
o Implementation of QoS on link.
o Gateway web access control (Blue coat) device configuration and maintenance.
o Infrastructure system services configuration such as DNS, DHCP, File and Print Server, Anti-Virus Server
• Administering Windows Server 2008 based AD infrastructure and Exchange 2007 based messaging system.
• Administering core network devices and edge network devices, which comprise of Juniper SSG500, ISG 1000 series, Bluecoat SG 510 Proxy
• Administering Juniper NSM (Network Security Manager) for Proactive Defense Mitigation.
• Administration of the Infrastructure part of Business Application such as Opera, Micros POS
• Planning and implementing wireless solution for resorts.
• Implementing guest internet access through IP3 solution for managed access (charge back).
• Managing a team of support technicians.
The company is the first Microsoft Gold Certified Partner in the country and also one of the leading
System Integrators as well. My placement involves in the area of Infrastructure solutions with
Microsoft Technologies.
• Heading the technical team which is responsible for implementing and troubleshooting
Microsoft Messaging and Collaboration and System Infrastructure products (Windows
Server, Exchange, LCS, SMS, MOM, etc…).
• Consultation Service for both pre-sales and post-sales activities on Microsoft Platform
Products.
• Design Implementation plan for customer implementations.
• Microsoft related support services.
• Providing customer training.
• Caring out system studies at the customer site to identify the customer needs.
• Implementing infrastructure solutions to cater customer needs.
• IT policy design and implementation for customers.
• Visiting Customer sites for the system support (In house customer support).
• Providing customer training on Microsoft Technologies.
The company is an ISP operating in SriLanka since 1990. It is a subsidiary of Singapore Telecom
(SingTel). My placement involved in lot of responsibilities including Customer Service.
• Maintaining the LAN of the company.
• IT policy design and implementation with respect to LAN.
• Administer the Network.
• Responsible for server perpetration for customer need.
• Supporting the customer in their network related problems (remote troubleshooting).
• Carrying out feasibility studies at the customer site for LANs.
• Visiting customer sites for LAN support (In house customer Support).