Summary
Overview
Work History
Education
Skills
Timeline
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Lucky Usionya

System Administrator
Austin,TX

Summary

Accomplished Linux System Administrator with a proven track record at PureSpectrum, enhancing system efficiency and security through expert Linux server management and strategic automation. Skilled in Bash scripting and adept at fostering user satisfaction, I significantly reduced downtime and improved network resilience. My hands-on approach and proactive problem-solving ensure optimal system performance and reliability.

Overview

7
7
years of professional experience
1
1
year of post-secondary education

Work History

Linux System Administrator

PureSpectrum
New Orleans, Louisiana
07.2020 - 12.2023
  • Improved system performance by optimizing Linux server configurations, implementing efficient backup processes, and performing regular maintenance tasks.
  • Implemented monitoring tools for real-time analysis of system performance, allowing for proactive identification of potential issues before they impacted users.
  • Provided hands-on support for end-users experiencing issues with Linux-based systems or applications, facilitating quick resolutions and minimal disruptions to productivity.
  • Resolved complex technical issues promptly by leveraging strong troubleshooting skills and root cause analysis techniques.
  • Managed version control using Git, including branching, merging, and tagging releases.
  • Configured S3 buckets for scalable object storage and AWS IAM for access control.
  • Automated deployments with Ansible, creating playbooks, roles, and templates for efficiency.
  • Resolved domain names to IP addresses for network communication by setting up DNS servers.
  • Maintained network and server security with Linux hardening, backups, and SSH.
  • Rotated SSL certs within Linux systems to maintain secure communications with security standards.
  • Developed scripts for automating routine tasks, reducing human error and increasing overall efficiency in the administration process.
  • Ensured high availability of critical systems by proactively monitoring server health and addressing potential issues before they escalated.
  • Reduced downtime during planned system upgrades, maintaining seamless user experiences through thorough testing and rollback planning.
  • Enhanced network security by implementing firewall rules, intrusion detection systems, and fine-tuning access controls on Linux servers.
  • Spearheaded migration projects between different Linux distributions or cloud platforms, ensuring minimal data loss or downtime during transitions.

IT Support Engineer

Carestream Health
Atlanta, GA
02.2017 - 10.2019
  • Installed, configured, tested and maintained operating systems, application software, and system management tools.
  • Improved IT system performance by implementing proactive maintenance processes and timely upgrades.
  • Reduced downtime by quickly diagnosing and resolving hardware, software, and network issues.
  • Increased user satisfaction through effective communication and timely resolution of support tickets.
  • Managed inventory of computer equipment, standardizing hardware configurations for ease of maintenance and scalability.
  • Supported company growth through strategic planning of IT infrastructure expansions aligned with organizational objectives.
  • Configured hardware and granted system permissions to new employees.
  • Installed, configured and maintained computer systems and network connections.

Education

Bachelor of Science - Computer Engineering Technology

University of Lagos
Lagos
02.2024 - 11.2024

Skills

Linux Server Management

Timeline

Bachelor of Science - Computer Engineering Technology

University of Lagos
02.2024 - 11.2024

Linux System Administrator

PureSpectrum
07.2020 - 12.2023

IT Support Engineer

Carestream Health
02.2017 - 10.2019

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Lucky UsionyaSystem Administrator