Elvis Jorge Nunez

Manage, maintain, optimize and monitor IT infrastructure; and deployed applications in Azure, also provide technical support/triage (L3) and troubleshooting for IT systems and applications.

• Respond to incidents promptly, diagnose root causes, and implement solutions to restore service quickly. Conduct post-incident reviews to identify areas for improvement.
• Develop and maintain automation scripts (Python and Bash), tools (Ansible and Terraform), and processes to streamline deployment (Gitlab), configuration management, and repetitive tasks.
• Coordinate and collaborate with other IT engineering teams to release new projects or improvements.
• Troubleshooted issues with Azure Kubernetes Service (AKS) clusters to ensure reliability and performance.
• Set up key metrics and configure alerts (Sumo Logic, PagerDuty, CheckMK, and Azure Monitor) to notify of any anomalies or issues in real-time.
• Identify performance bottlenecks in systems and applications, and work with development teams to optimize code and configurations for improved efficiency.
• Collaborate with security teams to implement best practices for securing systems and data.
• Design and implement strategies to ensure high availability and fault tolerance, including failover mechanisms and disaster recovery plans.
• Provide on-call support for production systems, responding to incidents and emergencies outside of regular business hours.
• Maintain documentation for systems, processes, and best practices. Share knowledge to other teams to promote a culture of continuous learning and improvement.

Responsible for building the software Toolchain that supports DevOps practices and assisting in the migration of legacy applications from monolithic to microservices architecture.

• Design, build and maintain CI/CD pipelines on GitLab/Jenkins to deploy microservices on EKS and on-premise.
• Installed, configured and managed Jenkins server; to provide CI/CD capabilities to development projects. Also, helped developers with creating pipeline scripts.
• Write Terraform configuration files to deploy various AWS services.
• Develop Ansible playbooks and roles to automate deployments and updates of several tools like MongoDB clusters, Redis, Jenkins, etc.
• Work with software developers to ensure the development follows established processes and works as intended.
• Collaborate with development teams to ensure high productivity and scalability of applications.
• Make recommendations based on cost, efficiency, and matching best in class
  technologies that meet customer needs.
• Migrate Servers/Applications/Services from on premise to AWS.
• Keep up with the latest DevOps best practices and implement them.

Support and lead the team with the daily operations of the OSS/CRM/OMS Systems and integrations with the activations platforms for the wire and wireless services

• Liaise with vendor to coordinate changes, requests and new deployments/patches.
• Provide technical guidance and mentoring to the team.
• Provide regular updates to leaders about status of implementations, requests or issues reported.
• Responsible for verifying and implementing technical solutions from vendor.
• Manage, monitor, optimize and troubleshoot on operating systems, application platforms, integrations and any other components related to OSS.
• Investigate, analyze and resolve complex technical problems.
• Provide operational assistance in daily Back Office activities (alarm management and troubleshooting, follow-up cases, routine development and execution, fault support, etc.).
• Help different areas of the company for the implementation of projects.
• Ensure the continuous flow of the activations tasks or any other integrations.
• Create/improve interfaces with other platforms (Activations).
• Test and evaluate new patches or releases from vendor.
• Prepare procedural documents and relevant reports.
• Support the deployment of new patches or functionality.
• Perform system health check & preventive maintenance task on different EMS/NMS.
• Developing KPI to make sure network is operating on best conditions.
• Responsible for 2G, 2.5G and 3G Network Monitoring platform.
• Ensure data collections and statistics on all network nodes.
• Develop custom scripts and configurations.
• Create Application dumps to backing up or future use.
• Refresh/create QA environments.
• Provide 24x7 on call supports.
• Solve and document incidents presented by users.
• Identify root cause of problems and solve them or apply workaround.
• Perform preventive and corrective maintenance.