Mohamed Ahmed AbdelHamid
Senior Solutions Architect
Dubai
Summary
I bring over 13 years of hands-on experience in the IT services industry with hands-on experience in Linux administration, integration and middleware support, service automation, and implementing and supporting enterprise applications. With significant business and technical domain expertise in the Telecom sector, I possess a broad technical knowledge and have developed strong communication and interpersonal skills over the course of my career.
Overview
13
13
years of professional experience
6
6
years of post-secondary education
18
18
Certifications
3
3
Languages
Work History
Integration and Order Fulfillment Techincal Expert
Etisalat E& UAE
Dubai
11.2019 - Current
- Managing one of IT service fulfillment and order management L2 support teams.
- Responsible for the day-to-day operations, troubleshooting application issues to provide resolution and to develop root cause analyses which will support maintenance improvement and upgrade planning.
- Responsible for complaint management across IT Integration and Fulfillment Domains (Mobile/Fixed) monitoring customer complaints KPI’s to meet service expectations, make sure that all tickets are solved within the agreed SLA.
- Manage Fulfillment application deployments on Weblogic managed servers.
- Automating application deployments via Jenkins pipelines in production Environment.
- Troubleshooting Integration issues between Fulfillment applications and other systems (CRM, TIBCO, HLR, IN, Billing ...).
- Monitoring Applications in real-time after integrating with AppDynamics.
- Managing system transformation between old and new fulfillment Applications.
- Design automation jobs to reduce Adhoc monitoring.
- Proficient in the development and maintenance of Grafana dashboards to visualize and monitor KPIs related to order fulfillment.
- Performing capacity planning and performance tuning to prevent issues and minimize service disruption.
- Disaster Recovery testing: Ensure that DR architecture provides methods to maintain data integrity in the event of a failure of both primary and secondary copies of data, eliminating possibility of data corruption.
Middleware Technical Expert
Etisalat E& UAE
Dubai
10.2016 - 10.2019
- Manage and operate Middleware stack from various vendors (Oracle& RedHat), and Container platforms (Red Hat Openshift, and Docker Swarm).
- Assess the new projects and support all phases in the project life cycle.
- Coordinate with vendors and support team on problem resolution, design issues and upgrades.
- Ensure Middleware components security procedures are in place and compliant with enterprise corporate IT security standards.
- Manage Middleware stack performance and provide proactive recommendations in coordination with Operations Planning – Configuration & Change Management.
- Review and manage all production changes in terms of deployments, configuration and infrastructure changes.
- Support complex problem analysis and provide an advanced level of Middleware and application support.
- Develop and implement strategies for migration, consolidation and upgrade of Middleware components.
- Identify and apply innovative technologies to update existing Middleware.
Middleware Support Team Leader
Etisalat E& Egypt
Cairo
01.2015 - 10.2016
- Managing and maintaining Middleware stack with several types of application/web production servers: Oracle Weblogic, IBM Websphere, JBOSS, Tomcat, Apache, NGINX, OHS and Oracle Identity Management (including Installation, configuration, and App. deployments).
- Develop and implement standard processes for installation, maintenance and enhancement of Middleware applications.
- Troubleshooting middleware and integration issues to provide resolution and to develop root cause analyses which will support maintenance improvement and upgrade planning.
- Managing and runtime administration of TIBCO Business Works (including installation, configuration, setup BusinessWorks domains, and deployment of ESB engines).
- Design Hawk Rule bases to monitor BW processes/system status and all TIBCO Components.
- Providing daily support for customer needs and service issues to maintain middleware infrastructure functionality, including 24x7 on call support to ensure application functionality and ensure high availability.
- Monitoring the HPSM to resolve customer issues and meet service expectations and make sure that all tickets are solved within the agreed SLA.
- Performing system monitoring to ensure system operation health via HP SiteScope, TIBCO Hawk/Administrator, and healthy check scripts.
- Performing capacity planning and performance tuning to prevent issues and minimize service disruption.
Senior Support Engineer
Hewlett-Packard
Cairo
07.2010 - 12.2014
- Vodafone DE Account – Infrastructure team
- Perform hands-on work supporting production and non-production Weblogic environments
- Deploy releases in different environments (TST, STG, and PRD)
- Provide ongoing technical support and maintenance of production and non-production systems and for configured services running on primarily various UNIX platforms(Solaris/HP-UX/RHEL)
- Cross-team coordination for resolving production incidents for arcor.de and Vodafone.de environments
- TIBCO Business Works administration and Enterprise Service Bus engines deployments
- Monitor Production Environment Services via Nagios
- Ensure that all incidents and service requests on VF-DE ticketing tool are solved within the agreed SLA
- Support online applications, LDAP, Mail backend and SSO services
- Installing Nagios and creating needed alerts to monitor all running services, disk space, memory, and database table space…
- Installation and Deployment of Oracle Webcenter Sites on Oracle Weblogic in all Vodafone Global Applications (GA) Environments
- Installing Weblogic, Oracle Database and Oracle Web Tier on ESlabs Environment
- Support offshore team from onsite in Vodafone Germany.
Education
Diploma - UNIX
Information Technology Institute (ITI)
Cairo 09.2009 - 07.2010
Bachelor of Science - Computer And System Engineering
Ain Shams University
04.2004 - 04.2009
Skills
Excellent Communication and Interpersonal SkillsAnalytical approach to problem solvingCapability to work efficiently within a groupWork under pressureRelates suitably with people from a diverse range of backgrounds
Cloud Platforms: AWS – Solutions Architect – Associate (Certified SAA-C03)
System Administration: Redhat Enterprise Linux Engineer (Certified EX200 and EX294)
Platforms: Redhat Enterprise Linux – Solaris – SUSE – AIX
Containerization and orchestration: Redhat Openshift Container platform administration 410 (Certified EX280) - Docker - Redhat Podman - Amazon ECS – Amazon Fargate
Middleware Administration: Oracle Weblogic Application Server Administration (Certified 1Z0-134) - IBM Websphere Application Server Administration -
Certification
Cloud Platforms: AWS – Solutions Architect – Associate (Certified SAA-C03)
Timeline
Integration and Order Fulfillment Techincal Expert
Etisalat E& UAE
11.2019 - Current
Middleware Technical Expert
Etisalat E& UAE
10.2016 - 10.2019
Middleware Support Team Leader
Etisalat E& Egypt
01.2015 - 10.2016
Senior Support Engineer
Hewlett-Packard
07.2010 - 12.2014
Diploma - UNIX
Information Technology Institute (ITI)
09.2009 - 07.2010
Bachelor of Science - Computer And System Engineering
Ain Shams University
04.2004 - 04.2009