Ahmed Ossama Email and Phone Number

Responsible for Technical consultancy, deployment, and support for Open Source solutions and systems along with supporting internal systems. Administrating high-level infrastructure products and solutions like ITWORX OpenStack private cloud, Hadoop clusters and numerous Open Source and Red Hat based products.• Guide and support pilots, demonstrations, proofs of concepts (POC), evaluations, and benchmarks• Design and build customized cutting edge tools by experimenting with new technologies• Actively engage and support prospects in technical evaluations of Red Hat Cloud products• Interact internally with different teams and provide solutions to enhance their productivity• Identify and stay abreast of current technologies and trends• Bring innovative ideas and enthusiasm to the project team while identifying new business opportunities

Responsible for Open Source infrastructure products and solutions like ITWORX OpenStack private cloud, Hadoop clusters and numerous Open Source and Red Hat based products.• Architect, secure, and maintain servers including Red Hat Enterprise Linux, Solaris and FreeBSD• Provide installation, administration, and support for different environments; production, testing, and development• Deploy various application stacks including (but not limited to) Apache tomcat, nginx, Jboss, MySQL and mongodb• Develop shell scripts involving systems migration, text processing and task automation• Develop a system which act as a central point between ITWorx and it's clients to track the bugs and enhancements reported by the clients• Develop a complex Perl script responsible to process hundred millions of records and integrate it's output with IBM DataStage• Deploy and manage Red Hat Satellite Server for centrally manage multiple systems including software installation, updates, patching and configuration files management• Install, administer and maintain multiple XenServer clusters• Propose multiple solutions for cloud services and big data analysis using open source technologies including Openstack and hadoop• Provide assistance with systems planning, business information analysis and process improvement initiatives• Data Archiving Strategy: Develop a set of scripts for data archiving policies in place for raw & semi-processed data from lab instruments

• Responsible for the infrastructure of the company’s UNIX/Linux based projects and taking appropriate actions in case of any service outage or performance degradation.• UNIX Administration (Linux Installation, System Configuration, Disk Management, Kernel Configuration, File Systems, Patches and Packages,Traffic Management, Startup/Shutdown Processes, User & Group Administration, Network Configuration, Environment Variables).• Maintaining the availability of the applications and their hosted servers by performing all possible technical troubleshooting steps according to the SLA.• Managing web services including Apache and Tomcat.• Troubleshooting & facilitating the Infrastructure and connectivity issues remotely for operating countries (DNS, Firewalls and VPNs).• Troubleshooting and fixing MySQL and PostgreSQL Server database related issues, and investigating issues with schema objects, architecture and database storage.• Executing standard requests for database operations such as backup, recovery, data encryption, password protection and access restriction.• Updating the technical documentation and the team knowledge base, and utilizing it to solve incidents and problems.• Lead the design of automation tools for production management, configuration, and monitoring, for use by the development team.• Developed task automation system, using perl and bash to assist developers to interact with various system resources.• Planned, designed, implemented rapid deployment based systems configuration and change management based on puppet, redmine and wiki.

• Provided consulting services which help clients capitalize on the migration of the technology industry.• Rebuild the whole IT infrastructure for three major clients of the company.• Architect, secure and maintain a number of various IT solutions including but not limited to VoIP services (Asterisk), directory services (OpenLDAP and 389 Directory Server), email services (Postfix, Dovecot) and web services (Apache and Tomcat).• Building various virtualization infrastructures using Xen, KVM and Citrix XenServer.• Developed number of shell scripts (bash and perl); that involves systems migration, text processing and task automation.• Administer Linux/Unix based servers for the company clients.• Perform monthly on site deployments and support visits.

• Responsible for the implementation and day-to-day maintenance of the Linux servers that handled multiple tasks.• Implemented Samba PDC with FDS (Fedora Directory Server) as part of Linux/Windows integration.• Planned and implemented a complete mail solution using Postfix and Dovecot.• Shell scripting (bash) to automate system administration tasks.