MATIAS GELONI
Valencia,Spain
Summary
System Engineer with extensive experience in DevOps and Linux administration. Expertise in automation, infrastructure as code, and CI/CD processes. Demonstrated success in optimizing system performance and ensuring high uptime across diverse environments. Committed to delivering scalable and resilient solutions that drive technological advancement.
Overview
14
14
years of professional experience
5
5
years of post-secondary education
1
1
Certification
Work history
DevOps engineer
Cognizant Netcentric
Barcelona, Spain
11.2024 - Current
- Engineer and maintain a scalable infrastructure for a critical fintech application, deploying containerized microservices on Google Cloud Platform (GCP) with Cloud Run.
- Automated the provisioning and management of cloud infrastructure using Terraform, applying Infrastructure as Code (IaC) principles to ensure consistent and repeatable environments.
- Spearheaded the complete migration of CI/CD processes from Tekton to GitHub Actions, modernizing the development lifecycle and improving automation efficiency.
- Design, build, and manage new, robust CI/CD pipelines in GitHub Actions to automate the build, testing, and deployment of microservices.
- Administer and optimize PostgreSQL databases and other core GCP resources to ensure high availability, performance, and data integrity.
- Maintained legacy Tekton pipelines during the transition period, ensuring uninterrupted deployment cycles and operational stability for the automotive client.
DevOps Engineer
King
Barcelona
09.2023 - 11.2024
- Manage and maintain Atlassian Confluence and Jira servers, including version upgrades using automated scripts.
- Oversee database and storage configuration, ensuring optimal performance and reliability.
- Implement and manage infrastructure configurations using Puppet and Ansible.
- Automate repetitive tasks and processes using Bash and Python scripts, improving efficiency and reducing manual intervention.
- Monitor system alerts, logs, and performance metrics using Splunk and New Relic, proactively addressing potential issues.
- Collaborate with application administrators to support infrastructure requirements for new integrations and troubleshoot application-related issues.
- Work with on-site VMware and Google Cloud Platform (GCP) environments to optimize infrastructure scalability and resilience.
System Engineer - DevOps
Cognizant Netcentric
Barcelona
01.2022 - 09.2023
- Managed CI/CD processes with tools such as Git, Jenkins, Maven, and Nexus, supporting seamless deployment across multiple environments.
- Administered and configured Apache Web Server and other web technologies (HTTP/S, SSL, Varnish), enhancing web stack performance.
- Developed and optimized automation scripts in Bash and Python to streamline workflows and reduce manual intervention.
- Implemented Infrastructure as Code (IAC) with Ansible, Puppet, and Terraform, advancing automation and configuration management practices.
- Leveraged Akamai for content delivery as code, improving load balancing and global content distribution.
- Maintained Linux environments (Red Hat, Debian) for high availability and reliability across services.
- Ensured secure and efficient network operations by managing the TCP/IP stack, enhancing system resilience and connectivity.
Technical Services Engineer
Tripleplay
Barcelona
11.2019 - 01.2022
- Deployed and maintained Linux-based servers for digital signage and IPTV, ensuring reliable and high-performance delivery of multimedia content.
- Provided comprehensive pre- and post-sales support to resellers and internal sales teams, enhancing customer satisfaction and sales outcomes.
- Customized proprietary software implementations to meet client-specific needs, improving user experience and operational efficiency.
- Delivered technical training to end customers and resellers, empowering them with the knowledge needed to operate and troubleshoot solutions.
- Utilized technologies including Red Hat/CentOS Linux, IPTV, multicast, HTML, and CSS to support and optimize customer systems.
Network Engineer
Colt
Barcelona
03.2016 - 11.2018
- Provided 2nd level IP Data support to premium customers, delivering quick and effective solutions to maintain high service standards.
- Managed incident and service requests for IP access, IP VPN, and Ethernet connections, ensuring reliable and secure network services.
- Conducted technical training sessions for end customers and resellers, enhancing their understanding and usage of network solutions.
- Acted as the primary escalation point for customer issues, coordinating with partner teams and third-party providers to resolve complex technical challenges.
- Supported multiple vendor technologies, including Cisco, Juniper, Huawei, Atrica, Accedian, and Lucent, ensuring versatile and comprehensive network expertise.
IT Support Engineer
Capel Manor College
London
04.2015 - 01.2016
- Administered IT infrastructure for 500+ users across multiple branches, ensuring seamless network and system performance.
- Managed Windows Active Directory (OU design, Group Policy, File Sharing, DFS, Print Server), enhancing organizational security and access management.
- Deployed and maintained SCCM for efficient software distribution and configuration management across the user base.
- Oversaw Office 365, Exchange Online, SharePoint Online, and Skype for Business, streamlining communication and collaboration tools for staff and students.
- Designed and maintained network infrastructure, providing reliable connectivity and first-level support to end users.
Technical Support - Field Engineer
IP-Tel
Buenos Aires
03.2011 - 02.2015
- Configured and deployed Asterisk servers, providing reliable VoIP solutions for diverse customer needs.
- Administered Debian Linux servers and managed Cisco network systems, ensuring robust and stable operations across platforms.
- Installed and configured IP phones and gateways over converged networks, enhancing communication capabilities for clients.
- Troubleshot TCP/IP and SIP protocols, resolving network issues and optimizing voice and data transmission.
- Delivered 1st and 2nd level technical support, assisting clients and staff, and creating procedural documentation to standardize support practices.
Education
Certificate of Higher Education - Electronics
Electronics And Communications Engineering
Argentina 01.1997 - 12.2001
Skills
- Ansible
- AWS
- Bash Scripting
- CI/CD
- DevOps
- Docker
- Git
- Google Cloud
- IAC
- Jenkins
- Kubernetes
- Linux Administration
- Monitoring tools (New Relic, Dynatrace, Prometheus)
- Puppet
- Python
- Terraform
Languages
English
Fluent
Spanish
Native
Certification
- AWS Cloud Practitioner
- Certified Linux Administrator (LPIC-1)
- Cisco CCNA
Timeline
DevOps engineer
Cognizant Netcentric
11.2024 - Current
DevOps Engineer
King
09.2023 - 11.2024
System Engineer - DevOps
Cognizant Netcentric
01.2022 - 09.2023
Technical Services Engineer
Tripleplay
11.2019 - 01.2022
Network Engineer
Colt
03.2016 - 11.2018
IT Support Engineer
Capel Manor College
04.2015 - 01.2016
Technical Support - Field Engineer
IP-Tel
03.2011 - 02.2015
Certificate of Higher Education - Electronics
Electronics And Communications Engineering
01.1997 - 12.2001
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