Mamadou Diallo

Linux System Administrator @Uber

US

Deploy, configure, and manage Red Hat Enterprise Linux (RHEL 7/8/9) servers across production and development environments using Kickstart automation, ensuring standardized builds and reduced setup time. • Perform comprehensive system hardening, vulnerability remediation, and compliance audits in accordance with CIS and corporate security benchmarks, strengthening overall infrastructure resilience. • Administer user accounts, groups, and permissions with a focus on security best practices; manage file systems leveraging LVM, NAS, and SAN technologies to optimize storage performance and scalability. • Monitor and analyze system performance, process utilization, and crash logs using native Linux tools (top, sar, journalctl, dmesg) to proactively identify and resolve performance bottlenecks. • Configure and troubleshoot core network services—TCP/IP, DNS, DHCP, NFS, CIFS, LDAP, and Samba—ensuring stable communication and resource sharing across hybrid Linux/Windows environments. • Automate OS patching, configuration management, and software provisioning using Ansible Playbooks and Red Hat Satellite, streamlining maintenance operations and reducing downtime. • Administer VMware ESXi and KVM virtual environments, optimizing compute and storage utilization through effective VM provisioning, snapshot management, and capacity planning. • Implement Docker containerization for microservices and application environments, improving deployment consistency and supporting agile development workflows. • Utilize RPM package management and custom repositories for software deployment, ensuring controlled versioning and compliance with internal standards. • Integrate and manage LDAP/Active Directory authentication with automount configurations for centralized user access and streamlined identity management. • Develop detailed documentation, SOPs, and knowledge base articles to support operations, audits, and team onboarding, ensuring continuity and process transparency.

University of Conakry

Bachelor of Science - BS