Application Infrastructure Specialist

We are looking for an experienced **Application Infrastructure Specialist** to join a dynamic technology environment and take responsibility for managing, maintaining, and optimizing complex application infrastructures.

This role involves hands-on troubleshooting, system monitoring, infrastructure upgrades, and close collaboration with development, infrastructure, and operations teams to ensure high availability, stability, and performance of critical business systems.

Key Responsibilities

- Manage, maintain, and upgrade complex application infrastructures.

- Troubleshoot and resolve infrastructure and application-related issues.

- Monitor system performance, identify potential issues, and implement proactive solutions.

- Support the deployment and integration of new systems, applications, and software releases.

- Collaborate closely with development, infrastructure, and operations teams.

- Ensure system stability, availability, and operational efficiency.

- Manage multiple technical tasks in a complex enterprise environment.

Requirements

3+ years of experience as an Application Infrastructure Specialist – Mandatory.

3+ years of hands-on Linux administration experience, particularly Red Hat – Mandatory.

5+ years of experience with Windows Server environments – Mandatory.

5+ years of experience managing web application servers, including IIS, WebSphere, Apache, and Tomcat – Mandatory.

5+ years of experience with troubleshooting and diagnostic tools such as Wireshark, Fiddler, Process Monitor, Network Monitor, and Browser Developer Tools – Mandatory.

5+ years of experience with application and system monitoring tools such as Elasticsearch, Kibana, AppDynamics, and SCOM – Mandatory.

Nice to Have

- Scripting experience with PowerShell, Bash, Batch, or SQL.

- Experience with Citrix and Active Directory.

- Knowledge of SQL Server and Oracle databases.

- Experience with Capital Markets systems and infrastructure – Strong advantage.

- Familiarity with AI tools.