Senior Linux Engineer - Data Center Migration Lead

Infotree Global Solutions Inc.; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Job summary

Infotree Global Solutions Inc. in Warszawa seeks a Senior Linux Engineer to drive data center migration and infrastructure readiness, ensuring secure, highly available Linux environments for core business functions.

You will optimize RedHat/Oracle Linux and middleware stacks (JBoss, Tomcat, Apache, OHS, WildFly, Spring Boot) while leveraging Ansible and Rundeck for automation, with collaboration across global teams.

Qualifications

• Linux Enterprise: advanced admin on RedHat and Oracle Linux.
• Middleware: configure and optimize JBoss, Tomcat, Apache, OHS, WildFly, Spring Boot.
• Automation: strong usage of Ansible and Rundeck.
• Scripting: Bash or Python for automation.
• Security: crypto concepts and enterprise IP management.
• Certifications: RHCE is a strong plus.

Responsibilities

• Drive DC Migration: collaborate with PMs to execute infrastructure build, test, and migration strategies.
• Build Coordination: manage infrastructure requests, configurations, and access permissions; remove blockers.
• High Availability & Security: design and implement highly available, secure server infra.
• Documentation: maintain live Confluence documentation.
• Stakeholder Alignment: socialize technical scope and migration challenges with international SMEs.

Skills

RedHat Linux (RHEL)

Oracle Linux

JBoss

Tomcat

Apache

OHS

WildFly

Spring Boot

Ansible

Rundeck

Bash

Python

PKI/PGP

Security

Networking

Tools

Confluence

RHCE

Job description

Infotree Global Solutions Inc. in Warszawa seeks a Senior Linux Engineer to drive data center migration and infrastructure readiness, ensuring secure, highly available Linux environments for core business functions.

You will optimize RedHat/Oracle Linux and middleware stacks (JBoss, Tomcat, Apache, OHS, WildFly, Spring Boot) while leveraging Ansible and Rundeck for automation, with collaboration across global teams.