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Emmanuel Omena

Emmanuel Omena

System Administrator | Cybersecurity Analyst

Talent
Iseri-Oshun, Alimosho2000 NGN/hourMember since September 23, 2024
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About

My name is Emmanuel Omena. I am a System Administrator with over three years of experience managing IT infrastructure in an enterprise environment. I also possess several technical certifications which I have gained through my diligent commitment to learning new technologies.

With my last company, I was named the top service technician last year because of my efficiency. I love organizing projects, and I make it a point to complete each on time, I also enjoy problem solving and open to new and exciting challenges in the field of Information Technology.

Experience

As a System Administrator, I have experience.

  1. installing, configuring, and upgrading operating systems and software on servers and workstations, achieving a 99% uptime rate for critical systems. 
  2. Monitoring system performance and ensuring optimal operation of all systems, resulting in efficient system responsiveness and service delivery. 
  3.  Managing user accounts, permissions, and access controls, to mitigate issues of unauthorized access incidents through strict access control measures and Group Policy. 
  4. Conducting regular backups and ensuring data integrity and availability, leading to a 100% data recovery success rate during system failures. 
  5. Troubleshooting hardware and software issues and providing technical support to users, resolving 90% of reported issues within a 24-hour timeframe.
  6. Implementing security measures to protect systems from cyber threats and unauthorized access, reducing security incidents to the minimum. 
  7. Implementing vulnerability management plan to ensure timely system upgrades and patches, resulting in a 95% patch compliance rate. 
  8. Documenting system configurations, procedures, and troubleshooting steps, to improve system maintenance efficiency. 
  9. Collaborating with other IT teams to ensure seamless integration of systems and applications, enhancing cross-functional communication and project delivery. 
  10. Conducting system audits and ensured compliance with organizational policies and industry regulations, achieving a 100% compliance rate during internal and external audits. 
  11. Managing corporate network access and configuring security tools such as firewalls, routers, switches, VPNs, IDS/IPS, and SIEM, to enhance network security and reduce security incidents. 
  12. Monitoring security alerts from security tools against normal baseline analysis, detecting and responding to security incidents proactively. 
  13. Ensure proper backup and synchronization of on-premises data to the cloud as part of the company's disaster recovery procedure, improving data recovery capabilities. 
  14. Spearheaded the migration of the company's on-premises infrastructure to Azure Cloud services, improving business functionality by 10% and reducing operational costs by 15%. 
  15. Tested and Analyzed Phishing emails in a virtualized environment while also deploying secure email policy framework to mitigate email and domain spoofing.

Education

Associate's degree in information technology

Bachelor's degree in Cybersecurity (In View)

CompTIA Security + Certified

CompTIA & TestOut Network Professional

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