Daniel Kidane Email & Phone Number

United States

Springfield, Virginia, United States

● Develop long-term Linux/Unix strategies for the enterprise environment to stay current with technology and provide the required functionality to the organization. ● Proficiently managed user access and security by expertly creating new IDM accounts, promptly resetting passwords, resolving intricate home directory issues, and addressing missing or incorrect public key configurations. These actions ensured seamless user experiences and fortified data security within the organization. ● Performed essential system administration duties, including applying security patches, conducting software and hardware enhancements, and engaging in comprehensive troubleshooting and problem-solving to ensure optimal system performance and reliability. ● Successfully installed and configured core network services like Domain Name System (DNS), Network File System (NFS), and Apache Web Server, focusing on security, performance, and seamless integration into existing infrastructure to support organizational needs efficiently. ● Implemented and managed system monitoring using Nagios, focusing on continuous observation and fine-tuning of the system to achieve optimum performance levels. This process involved real-time tracking of service health, system resources, and performance metrics to ensure high availability and efficiency of systems ● Showcased exemplary technical prowess in diagnosing and resolving complex issues, including the efficient resolution of Linux servers stuck in reboot processes. ● Significantly improved operational efficiency and system management by creating UNIX shell scripts, automating routine and repetitive tasks to facilitate streamlined and distributed administration, thereby optimizing the overall infrastructure management process. ● Conducted daily system monitoring to ensure the integrity and availability of all server resources and critical infrastructure.

Alexandria, Virginia, United States

● Managed daily Linux server maintenance and offered dedicated support to the development team for resolving application-related issues, ensuring smooth operation and continuous workflow. ● Implemented Nagios Core to facilitate comprehensive system monitoring, setting up real-time alerts for the entire server infrastructure to ensure prompt detection and resolution of issues. ● Leveraged scheduling tools like Cron to automate routine tasks, established shared directories for collaborative work, and expertly managed NFS/Autofs to ensure efficient and seamless file access across the network. ● Implemented Secure Shell (SSH) protocols to establish a secure, encrypted communication channel for remote server management, enhancing system security and facilitating safe file transfers and administrative tasks across the network. ● Managed and streamlined the creation, cloning, and snapshotting of servers within VMware environments, incorporating routine backups and snapshots to ensure data integrity, system resilience, and quick recovery. ● Utilized patch management and automation tools to refine configuration management processes, achieving high levels of patch accuracy and system integrity. This includedthe installation of Yum and RPM patches, along with conducting OS Kernel upgrades as required to maintain system security and performance. ● Optimized file sharing capabilities by configuring NFS, FTP, and Samba services, facilitating seamless data exchange and improving collaboration across server environments.