Alhassane BAH

About the Candidate

PROFESSIONAL SUMMARY

  Over 5 years of experience in information technology with a robust background in Linux system administration.
  Proficient in operating systems installation (RHEL 6&7, CentOS 6&7), user group administra- tion, role-based access control, file transferring and sharing, file systems, volume and stor- age, and patch management.
  Experienced in configuring and connecting to single sign-on LDAP/AD servers.
  Skilled in automation using Bash shell scripting, conducting regular system backup and re-

covery.
  Proficient in installing and configuring Apache HTTPD, NFS, and SAMBA servers.
  Demonstrated capability in designing, installing, configuring, and administering network

infrastructure, including LAN/WAN, switches, firewalls, routers, and VPN.
  Strong emphasis on security with expertise in performing security hardening on dedicated

servers.

LANGUAGES
French, English and Mandarin

WORK EXPERIENCE

Linux System Administrator
Orange Telecom Guinée, Conakry, Guinea 2020 – 2023
  Built, installed, and configured virtual and physical servers, testing and deploying RHEL 7 & 8, CentOS 7 & 8 servers.
  Monitored log management on UNIX/Linux servers, troubleshooting hardware, software, and configuration issues.
  Set up, configured, and troubleshooted TCP/IP, DHCP, DNS, CIFS, LDAP, Apache and SAMBA servers in a multi-platform LAN.
  Managed virtualization through VMware infrastructure (ESXI, vSphere) and tested backup & recovery systems.
  Designed installation, configuration, and administration of all network infrastructure and transports including LAN/WAN, switches, firewalls, routers and VPN.
  Develop functional and technical documentation.
  Performed security hardening on dedicated servers by turning off unused services.
  Participated in root-cause analysis, system backup, and security setup, providing 24/7 sup-

port.
  Developed functional and technical documentation, tracked tasks via Jira, and worked in
an agile environment.
Linux System Administrator ORABANK Guinée, Conakry, Guinea 2018 – 2020

  Resolved TCP/IP networking issues, administered user accounts, and managed password aging configuration on servers.
  Customized user shell environments using initialization files and deployed RHEL 6, 7 & 8, CentOS 6, 7 & 8 servers.
  Troubleshot and managed guest systems via VMware infrastructure (ESXI, vSphere).
  Installed and administered patches and updates, monitored server performance, and per-

formed logs administration.
  Configured Apache HTTP and Oracle Database, provided support to software developers,

and managed daily tickets using ServiceNow.
  Worked collaboratively as part of a team, offering 24/7 support when required.

EDUCATION
MSc, Masters Degree in Economics July 2016
Peking University HSBC Business School, Shenzhen, China

Bachelor in Information Technology Applications Double Major in Business Administration July 2014 Kainan University, Taoyuan, Taiwan

Chinese Language and Culture June 2009

Zhejiang University, Hangzhou, China

CERTIFICATION

Red Hat Certified System Administrator #230-092-041 May 2023

SOCIAL NETWORK
Linked: https://www.linkedin.com/in/alhassane-bah-943446278/