System Engineer
Almabani General Contractor
Total years of experience :15 years, 11 Months
Managed and administered Windows/Linux Servers - Performed periodic maintenance, technical support and executed systems engineering. Identified and rectified network bottlenecks.
Responsible to maintain network and the connectivity of servers, keep servers up to date as per requirement.
Installation and configuration of Active Directory and Group policy management on Windows Server 2008. IIS and DNS configuration, Zones creation on Windows Server 2008 R2. Configure, monitor, maintain and troubleshoot Exchange server 2010 and associated technologies for Email data transport (Anti-SPAM, DNS, SMTP) and OWA (Outlook Web Access).
Installation, Configuration, Management, troubleshooting of ESXi server and backup of hosted machines on ESXi server. Creating and managing virtual machines and templates. Physical to virtual conversion. Virtual Switches creation and ip assignment for network management. Performing Snapshots and cloning.
Monitoring of Virtual machines and ESXi servers (CPU, Memory, Disk and network Utilization) for Performance.
Deployment of Instance Management Application on Tomcat with Oracle 11g database on back end on VMware ESXi 5.0 base operating system is RHEL 6.
Corrected server configuration problems. Delivered major improvements over old network infrastructure. Maintained the timely back-up of important data, software installation and maintained network connectivity. Upgraded server hardware for best performance and to avoid delay.
Reconfigured NetApp storage from scratch to manage available space, volume creation and solved the issue of disk failure. Stabilized, expanded and protected client network environment. Remote support for troubleshooting of problems on sub sites.
Monitoring of servers for continuous availability and security measures for un-authorized access. Refined the network and rectify the issue of IP conflicts.
Configured solar wind NPM and NTM to monitor network for problems, un-authorized access, graphical representation of Disk Utilization, Memory Consumption, running Processes and system failures on first and Nagios core on second site for monitoring network devices and server issues.
VLAN configuration and ports assignment as per requirement to subnets on managed Switches and network troubleshooting.
Management of resources in Data Center, Touch with vendors for hardware problems and their solutions.
Managed and configured servers and application upgrades in environment of data Centre. Installed and configured services as per requirement of database and Application Team. Supported at system related issues and work with other Teams to solve their system related problem for smooth operation.
Volume creation, Lun trespassing, Lun creation, Lun assignment to server, raid configuration, disk failure detection configuring targets and initiators on EMC NS-120 storage system.
Performance monitoring, tuning of servers and troubleshoots to correct problems. Assist with variety of inquiries and concerns. Security of credentials from unauthorized access. Technical training to subordinates in region.
Oracle RAC 10 g administration and troubleshooting. Member of database replication team with Oracle Golden gate. Provide assistance at system level to database replication team. Application deployment with Tomcat.
Installed and configure oracle database from scratch, managed import and export of dump. Database deletion and creation with dbca and reconfiguration of enterprise manager. Space management for database backup.
Communicate with Red Hat support for problems. Work with vendor for new deployment of hardware/software and POC of new services in existing setup.
Installed and configured LDAP, creation of user credential and solve the login problems of users. Syslog, NTP server configuration and RAID configuration on hardware level.
As Regional Head Maintained system and network operation in 40 branches along with Online support to all regional offices for problem detection and solution. OS installation with kick start cd and pixie bootable.
Integrated the company network and systems for best performance and minimized down time. Bandwidth management for rapid and concurrent operation.
Management of windows server and active directory users and group policy management.
Implementing and supporting IT facilities in the office, Monitoring, managing, troubleshooting mission critical application
Control of internet access through squid proxy server and by firewall (Iptables).
Maintenance of operating system and solve related issues, Backup and updating of operating systems.
Continuous connectivity of applications with remote server (America) for concurrent operation.
Provides system support to programmers for their development activity like hosting of web pages and local hosting environment for testing.
Optimization of network and systems operation. Security assurance from outside interaction with network.
Managing network operations to include: troubleshooting connectivity problems. Installing & maintaining services and adding/terminating users, resetting passwords; establishing e-mail addresses.
Assessing and reporting operational status, performing backups and restores.
Troubleshooting networks, systems and applications to identify and rectify malfunctions and other operational difficulties.
Asterisk server management installation and configuration.
SIP account configuration on client side for calling to remote sight. Management of printers for groups printing access. Applications and software installation as per requirement of web development.
Monitoring of Disk, CPU and memory utilization for performance measurement.
Client profile, documents and email backup and restore.
Telecom and Networks, Obtain CGPA=2.59, session 2013, Researched in Effect of Codec's on voice quality.