
Omar Elhaj
System Administrator (Remote) at Ease-Group for Digital Transformation
Dubai, United Arab EmiratesWork Experience
System Administrator (Remote)Full Time
Ease-Group for Digital Transformation
Oct 2020 - Present -4 yrs, 9 months
Sudan , Khartoum
- Job Details:• Increasing Time to Delivery/ Collaboration by introducing and • • • • • • • enabling CI/CD Pipelines using Jenkins. Increasing Customers’ Satisfaction by increasing Services Availability after implementing Zabbix monitoring tool which resulted in decreasing MTTD and MTTR. Enabling DevOps Culture in the organization by joining Developers and Operations teams into a DevOps Team, along with promoting visibility between DevOps Team members. Enabling Security best practices and culture, such as zero-trust and least privilege among Employees and within Technology items. Enabling Compliance and Governance by Centralizing Services- Authentication through OpenLDAP, where Policies can be applied to user accounts. Transform the Company Infrastructure to a more Reliable Environment using ITSM tools and practices for Services Reliability and Management. Enforcing ITSM culture in the company by Enabling and Implementing Continuous Integration and Deployment Tools, in addition to Event, Change, Monitoring, Incident, and Service Desk Management tools. Planning and Participating for Knowledge sharing and cutting-edge technologies discussions about IT Field.
System AdministratorFull Time
Nile Center for Technology Research
Jan 2018 - Oct 2020 -2 yrs, 9 months
Sudan , Khartoum
- Job Details:• Minimizing solution-cost by +40% by Designing, Developing, and Implementing an ETL, Extract-Transform-Load, Solution. Using Python-based Scripts and well-analyzed Algorithms, to extract data from the Project Management tool endpoint, and transform+load it to an ERP Backend endpoint, giving Value to the HR department as a Data-based Evaluation of Individuals Efficiency. GitHub Link Deploying, and Performance Tuning a three-tier Hybrid Integration platform with an underlying Active/Active Load-Balancing Infrastructure. To play as the Enterprise Integration Component of Fuel-Management-System, which is a large-scale Governmental project that is planned to serve a high number of users. Designing, Implementing and Testing an Active/Standby HA Zimbra Mail Service Cluster. Using Pacemaker and Corosync for Cluster- Management. DRBD9 for Storage-Provisioning. Migration of Microsoft AD Domains, Groups, and Users to a new Active/Passive cluster with minimal downtime using Microsoft ADMT Tool, Active Directory Migration Tool.
Education
Bachelor's Degree in Electronics Engineering Computers and Networks
Sudan University of Science and TechnologyJan 2017
Languages
Arabic
FluentEnglish
Advanced