We are looking for a Senior Application Support Engineer to help ensure reliable operation of business-critical web applications across a complex environment. You will troubleshoot issues end-to-end, collaborate through ITSM processes, and improve monitoring and support practices.

Responsibilities

- Resolve application incidents by performing end-to-end troubleshooting across web, application, and database layers
- Analyze Java core application logs to identify root causes and recommend corrective actions
- Execute advanced SQL queries to validate data, diagnose issues, and support investigations
- Follow ITSM/ITIL practices to handle incidents, problems, and changes with clear documentation
- Monitor systems using Elastic and APM logs to detect anomalies and prevent recurrence
- Operate and validate pre-built Jenkins pipelines to support deployments and routine operational tasks
- Collaborate in Jira and Confluence to track work, document runbooks, and share knowledge
- Support releases and on-call coverage across shifts, including evenings, weekends, and scheduled windows
- Coordinate with cross-functional teams to restore service quickly and communicate status to clients




- Capture and interpret diagnostic artifacts such as browser HAR files and SSL/HTTP traces when needed

Requirements

- 3+ years of application support experience in a medium-to-large ecosystem
- Strong Core Java Development experience for troubleshooting and log-based analysis
- Strong SQL skills with 3+ years of hands-on querying and problem investigation
- ITSM process knowledge with practical incident, problem, and change management exposure
- Web application architecture understanding across web/app/DB tiers and common network fundamentals
- Log and monitoring experience with Elastic logs and APM tooling
- Strong communication skills for clear verbal and written updates and stakeholder coordination
- Upper-Intermediate English proficiency (B2) for daily collaboration and documentation

Nice to have

- Windows administration knowledge including IIS
- Virtualization and containerization familiarity
- CI/CD principles understanding
- Cloud exposure with managing applications in GCP
- SQL performance tuning experience with indexes, transactions, procedures, and functions

📌 Senior Application Support Engineer (Colombia)
🏢 EPAM Systems
📍 Colombia