TEMITOKPE ELEGBEDE

Account creation / suspension & password change, permissions in Active Directory, Install and configure Linux & Windows systems and servers, perform system maintenance and deployment, monitor system performance, create system backup.

Automated systems configuration using Ansible.

Configure a system to provide networking services, including HTTP/HTTPS, DNS, SMTP, SSH and NTP. Work on other duties as assigned Developed and maintained Ansible playbooks to automate server provisioning, application installations, and system updates.

Manage the lifecycle of client communication and expectation setting as it relates to service desk and project tasks. Provide technical assistance and support for incoming queries and issues related to computer systems, software, hardware and Install, modify, and repair them. Respond to requests for technical assistance in person, via phone, and remotely Maintain daily performance of computer systems and Walk users through problem-solving process.

Track and document issues for follow-up.

Create and extend physical volumes, volume groups. Resize existing logical volumes for additional space requirements.

Troubleshoot user account issues and network related connectivity issues.

Created and managed users/groups, set password, permissions, account expiration, reset user passwords, administered users account security through monitoring login logs for repeated failed authentication attempts on both Windows & Linux servers. Yum repository management and client configuration on various servers. Restrict access to files and directories using Access Control Lists file permissions.

Systems administration, including configuration of server-based systems, fundamentals of security, and installing third-party software.

Familiar with automation skills utilizing scripting language Bash Shell and Ansible.

Performed file system management using LVM.

Participated in rotating on-call support duties. Update patches on the servers. Inspecting Network Traffic and Resolving Connectivity Issues Manage roles and features. Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services Administer including user and group management, licenses. Experience with Building Virtual and Physical server-based systems (RedHat 6,7,8 and Centos)

Configured and optimized performance of Linux systems.

Install, configure, and maintain Linux server (RHEL).

Manage users, groups, and permissions.

Monitor system health, and troubleshoot performance issues.

Security and Compliance.

Implement firewall rules, SELinux, and security policies.

Configure SSH key authentication and access controls.

Apply security patches, and perform vulnerability assessments.

Storage and Filesystem Management.

Configure and manage LVM, RAID, and network storage (NFS, iSCSI).

Monitor disk usage, and perform backups using Huawei tools.

Implement high-availability storage solutions.

Networking and connectivity.

Configure network interfaces, and bonding.

Troubleshoot connectivity issues, and optimize network performance.

Monitoring and logging.

Analyze logs with journalctl, syslog, and logrotate.

Set up alerting systems for proactive issue resolution.

Troubleshooting and Support.

Diagnose and resolve system crashes, kernel panics, and service failures.

Document solutions and best practices for future reference.