IT - System Engineer designing tailored IT solutions while ensuring infrastructure security and performance. Join a dynamic team at wunderbar IT GmbH focusing on innovative technologies for B2B clients.
About the role
- Sr. Linux Systems Engineer managing enterprise IT infrastructure and cloud environments for a digital services company. Collaborating with clients and teams to ensure high availability and security of systems.
Responsibilities
- Maintain and support IT infrastructure including server hardware and Linux operating systems
- Perform installation, configuration, patching, and upgrades of Linux OS (RHEL 7, 8, 9)
- Install, configure, and manage middleware components such as Apache, Tomcat, JBOSS, WebSphere
- Develop and maintain Ansible playbooks for OS upgrades (RHEL 7 to RHEL 8), OS hardening, and automation tasks
- Experience with Ansible Tower / AWX for configuration management and orchestration
- Build and manage virtual machines in Azure Cloud, including mobility and services migration tool installation
- Provide guidance and implementation support for OpenShift and Azure cloud environments
- Interact with clients to resolve system, application, and infrastructure-related issues
- Analyze application performance and ensure availability and performance objectives are met using monitoring and performance tools (AWS)
- Lead and contribute to Oracle database migration (11g to 12c) using automated deployment tools
- Migrate web applications from WebSphere 7 to Tomcat 8, including deployment to AWS cloud
- Upgrade and manage DevOps and CI/CD tools such as Ansible, Puppet, Jenkins, OpenShift, AWS CodeDeploy
- Develop AWS CloudFormation templates to automate EC2 provisioning, software installation, and service startup
- Deploy and manage application updates across different versions on JBOSS and Tomcat environments
- Ensure system security, compliance, and best practices across on-prem and cloud platforms
Requirements
- 8+ years of experience as a Linux Systems Engineer / Administrator
- Strong expertise in RHEL (7, 8, 9) administration
- Hands-on experience with Ansible Automation and Ansible Tower
- Experience with AWS and Azure cloud platforms
- Knowledge of OpenShift container platform
- Strong understanding of application servers: Apache, Tomcat, JBOSS, WebSphere
- Experience with cloud migrations and application modernization
- Familiarity with CI/CD and DevOps tools
- Strong troubleshooting and client communication skills
- Bachelor's degree in information technology, Computer Science, or related field (preferred)
Benefits
- full benefits
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
Tech skills
Location requirements
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