Senior System Administrator
Etisalat
Total des années d'expérience :7 years, 4 Mois
Administer operation through all IT infrastructure and platforms.
Managing and maintaining AD environment including integrating AD with all
infrastructure applications, checking replication issues and resolving them
immediately.
Managed and maintained Microsoft Exchange Server 2013/2019 in a virtualized
environment.
Acted as a primary DBA for MS SQL Server 2012/2014/2016/2017/2019 along with
performing maintenance plans, backups, restores, index/statistics management, and
other activities as required.
Managed and Implemented the SharePoint environment (2013/2016/2019)
Managed and marinated AD RMS service.
Implemented and managed Certificate Authority (CA) servers.
Designed, deployed, and optimized Citrix XenApp and XenDesktop (CVAD)
infrastructure, covering all XenApp components such as StoreFront, Citrix Receiver, Director, Delivery Controllers, Provisioning Services, MCS and Web Interface, to deliver virtualized applications and VDIs as well as improving resource utilization for optimal performance.
Administered Citrix XenMobile environment, implementing mobile device management (MDM), application delivery, security policies, and integration with Citrix ShareFile, ensuring secure mobile productivity for more than 10K mobile devices.
Manage Veritas Enterprise Vault Archiving servers (Email and file server archiving).
Configure, Administrate and Troubleshoot Oracle Identity Manager (OIM).
Configure the Administration, Monitoring and Reporting tools (SCOM, SCCM, WSUS,
etc.).
Implemented DR site for some services and apps (Active Directory, SQL,
SharePoint...etc.)
Plan and implement the systems upgrades and patches installation to assure of using the latest available technologies and avoiding the known bugs.
Worked on backup process with documentation of the data type, location, size, date and time, RBO and RTO for auditing purposes.
Prepare reports and ensure optimal service availability
Ensure efficient maintenance and ensure compliance to all disaster recovery plans.
Check and ensure resolution of all issues to achieve all operations objectives without
breaching the SLA.
Enhance operations SLAs and assure customer satisfaction.
Responsible of any upgrade patches across production systems and ensure quality
and standard.
Ensure SYSTEM availability of all systems and IT network application.
Restore a random services/databases on regular basis to ensure backup healthy state
Enhance the database Security to support the data confidentiality and privacy.
Prepare and review all Service Level and Operation Metrics and KPI scores for all
operations.
Administer operation through all IT infrastructure and platforms.
Managing and maintaining AD environment including integrating AD with all
infrastructure applications, checking replication issues and resolving them
immediately.
Managed and maintained Microsoft Exchange Server 2013/2019 in a virtualized
environment.
Acted as a primary DBA for MS SQL Server 2012/2014/2016/2017/2019 along with
performing maintenance plans, backups, restores, index/statistics management, and
other activities as required.
Managed and Implemented the SharePoint environment (2013/2016/2019)
Managed and marinated AD RMS service.
Implemented and managed Certificate Authority (CA) servers.
Configure, Administrate and Troubleshoot Oracle Identity Manager (OIM).
Configure and Administrate the Administration, Monitoring and Reporting tools
(SCOM, SCCM, WSUS, etc.).
Configure, Administrate and Troubleshoot Managed Services Applications (DCs, Exchange, DNS, DHCP, etc.).
Support & Administrate mail services and mail filters products.
Install, Configure and Administrate the Administration, Monitoring and Reporting
tools (SCOM, SCCM, WSUS, etc.).
Install and Troubleshoot backup solutions (Veeam, Backup Exec...etc.).
Install, Monitor and Administrate SQL Databases.
Run Reports using SQL reporting service.
2
Manage Public DNS servers.
Troubleshoot SharePoint servers
Install, Configure and Manage “ManageEngine” (ServiceDesk Plus).
Support customers and provide services either managed or professional services.
Monitoring the effectiveness of SLA/KPI‟s, driving through change as needed to liver
continual service improvement.
Ensure operational procedures and practices are well defined, documented and
consistently applied.
Capable of identifying and implementing changes within the team to ensure it can
take on new service offerings.
Contribute proactively to new service development.
Can work on testing new software.
Ensure quality, up-to-date documentation exists for all service arrangements.
Provide day-to-day troubleshooting of user and Applications problems.
Follow the ISMS policies, procedures and all other ISMS requirements.
Administrate users’ machines remotely using SCCM.
Deploy users’ OS using MDT and WDS.
Run daily reports to set the action plan needed to fix any alerts or problems on user’s
machines.
Use Kaspersky and WSUS console to check windows and antivirus updates status on
users’ machine and push updates if needed.
Administrate help desk software “Manage Engine, SCCM, MDT, WSUS, WDS, etc.”
Recommend Active Directory Group Policies needed to control user’s behavior to
enhance the overall machines performance
Visit Users’ locations “HQ or Remote Locations” for any technical assistance, hardware
installations or opening new locations.
Log all help desk interactions and Prepare activity reports.
Track and route problems, requests and document resolutions.
Log time sheet on daily basis for resolved and closed tickets
Follow the ISMS policies, procedures and all other ISMS requirements.
Follow ISO 27001 and ISO 20000 procedures
Answer questions in person and via phone, email or ticketing system.
Install, Configure and Troubleshoot desktops and laptops running Microsoft windows
(Win XP, Win 7, Win 8 and Win 10), IP phones and printers.
Configure and Troubleshoot AD, Domain Controllers and File Servers running on
Windows server (2003, 2008 and 2012).
Manage MS Exchange servers (2010 and 2013).
Managing Office 365 Admin Center.
Network infrastructure troubleshooting.
Responsible for technical documentation for multiple sites.
Implement and manage Kaspersky Admin center.
Responsible for backup.
Participation in migration projects such as (office 365, Azure, SharePoint...etc.).
Answer questions in person and via phone, email or ticketing system.
Troubleshoot desktops, laptops, IP phones, printers and networks problem.
Administer the ADs, Domain Controllers, File Servers and Exchange servers.
Install, Manage and Troubleshoot Microsoft windows (Win 7, Win 8 and Win 10).
Manage Windows server (2008 and 2012).
LAN, WAN troubleshooting.
It was about Telecommunication basics