Oscar V. Rios Collantes

Cloud Operations Engineer

Model N

Nov 2025 - Feb 2026 (4 months)

Manage 300+ Unix/Linux servers, ensuring SLA compliance and system stability through proactive monitoring and log analysis. Install, upgrade, and troubleshooting application servers (JBoss) and webservers (NGINX), improving JVM performance and application reliability. Support data visualization tools including IBM Cognos and Looker, resolving performance issues and ensuring accurate reporting across SaaS environments. Deploy, configure, and monitor applications across 50+ SaaS customer environments, achieving 99.9% uptime and reducing deployment-related downtime. Drive deployment automation and configuration management using Docker, Kubernetes, Jenkins, and Argo CD, accelerating CI/CD workflows. Develop and refine runbooks and checklists fo

Senior Service Management

Model N

Mar 2023 - Nov 2025 (2 years 9 months)

Led application health monitoring and reliability initiatives, proactively detecting and resolving issues to improve uptime across multiple could environments. Implemented upgrade workflows across cloud environments, minimizing downtime and ensuring compliance. Conducted database and alert troubleshooting (Oracle SQL, GitHub), contributing to secure and stable operations. Maintained monitoring dashboards (Grafana, Kibana, Graylog) to track system health and incident trends. Documented incident flows, RCA, and corrective actions in Confluence and SharePoint, ensuring audit readiness and knowledge transfer across teams. Applied Service Intelligence initiatives across Incident, Change, and Problem Management using Jira Service Management, deve

Software Development Specialist

Amdocs

Feb 2022 - May 2023 (1 year 4 months)

Partnered with client teams to implement upgrades for CRM modules, minimizing downtime and improving production stability. Collaborated with client and internal teams to resolve critical production issues, consistently meeting SLA targets and improving customer satisfaction. Reduced incident volume by 70% through proactive root cause analysis and automation of Unix scripts, significantly improving system reliability. Engineered automated SQL reporting and monitoring scripts, reducing manual reporting effort by 40% and enhancing visibility into compliance metrics. Supported database troubleshooting across Oracle SQL and MySQL, ensuring data integrity and performance optimization. Documented workflows, incident resolutions, and upgrade proced

B

Production Support Lead

Barclays Corporate & Investment Bank (via TCS)

Aug 2019 - Feb 2022 (2 years 7 months)

Directed production support for 30+ critical trading and risk applications, ensuring SLA compliance and system stability. Managed Unix/Windows servers and Oracle SQL, MS SQL, Sybase databases. Developed .NET automation tools, reducing manual workload by 30%. Leveraged ServiceNow for Incident, Change, and Problem Management.

B

Software Development Engineer

Barclays Corporate & Investment Bank (via TCS)

Dec 2016 - Aug 2019 (2 years 9 months)

Developed and supported .NET C#, WinForms, and WPF applications. Debugged code and managed databases (MS SQL, Oracle, Sybase). Administered Windows/Unix servers to support production environments. Promoted to Production Support Lead for consistent high performance.

N

Software Developer

Northern Trust Financial Services and Investments (via TCS)

Aug 2015 - Dec 2016 (1 year 5 months)

Performed Core Java development and debugging for financial applications. Managed Oracle SQL databases and Windows/Unix servers. Recognized with multiple "Star of the Month" awards.

V

Functional Test Engineer (Software Development Engineer)

Vectralis Engineering

May 2014 - Aug 2015 (1 year 4 months)

Developed internal software for functional test projects using Core Java, C#, MS SQL Server, CVI. Integrated sensors and instruments for automation projects.

Oscar V. Rios Collantes

About

Detail

Timeline

Résumé