Hosea

• Managed critical applications on Linux and Windows platforms, achieving 99.9% uptime.

• Developed and deployed a secure, web-based cost calculator for application support cost estimation, using JavaScript, Node.js,

MySQL, CSS, and Python REST APIs. The system featured robust LDAP-based authentication, allowing secure user identity verification

integrated with UNICC’s central directory services, ensuring that only authorized personnel accessed sensitive data.

• Designed the application architecture to enforce role-based access controls (RBAC) and implemented encryption for stored and

transmitted data.

• Managed and configured firewall rules for application deployments, ensuring safe and secure network traffic flow for critical

applications.

• Performed regular security patch administration and system hardening for both Windows and Linux environments to maintain system

integrity.

• Assisted in troubleshooting security-related incidents, collaborating with cybersecurity teams to enforce forensics principles, and data

integrity protocols.

• Maintained up-to-date technical documentation, including security configurations, and incident response procedures (Standard

Operation Procedures).

• Supported cross-functional collaboration with development, operations, and security teams to ensure compliance with UNICC’s

Information Security policies.

• Managed IT infrastructure for over 150 users, ensuring secure access, and strict enforcement of user permissions and access controls.

• Conducted weekly system updates, OS patching, and antivirus deployments to maintain security standards.

• Assisted in firewall management and monitoring for perimeter and endpoint protection.

• Supported secure backup and recovery solutions, ensuring data protection and integrity.

• Provided onboarding and offboarding IT support, with secure credential issuance and deactivation.

• Monitored network traffic and logs for potential vulnerabilities, and escalated security concerns proactively.