Platform / Automation Engineer – Elasticsearch, Ansible

citema systems GmbH

. Operate, maintain, and further develop existing Elasticsearch clusters .

Posted 10/6/2026part-timeMünster • GermanyMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in operating and maintaining Elasticsearch and OpenSearch clusters, with strong skills in Ansible for automation and Linux server management. Proficient in planning migrations and implementing monitoring solutions, while effectively communicating technical concepts in German.

Highest-signal resume keywords

Elasticsearch Cluster ManagementOpenSearch DevelopmentAnsible Playbook CreationLinux Server AdministrationMonitoring Tools (Grafana, Telegraf)

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

ElasticsearchOpenSearchAnsibleLinuxRHELData MigrationAutomationSnapshot and Restore ProcessesUser ManagementHashiCorp Vault

Soft Skills

Structured Work ApproachClear Communication

Tools & Technologies

GrafanaTelegrafRundeck

Industry Keywords

Data MigrationMonitoringAutomationCluster OperationsTechnical Communication

Tech Stack

Tools & technologies

AnsibleElasticSearchGrafanaLinuxPythonRedisVault

About the role

Key responsibilities & impact

Operate, maintain, and further develop existing Elasticsearch clusters
Perform minor and, where necessary, major upgrades
Plan and implement migrations, including RHEL 8 to RHEL 9 and data migration to new Elasticsearch clusters
Design and implement reliable, automated, and monitored snapshot and restore processes for Elasticsearch
Revise and expand Ansible playbooks and Rundeck automations for Elasticsearch operations
Automate user management and HashiCorp Vault integration
Set up test environments and evaluate a potential migration from Elasticsearch to OpenSearch
Develop and expand Ansible playbooks for OpenSearch
Test OpenSearch features not previously used, such as Document Level Security
Develop and validate approaches for migrating from Elasticsearch to OpenSearch
Optionally revise and further develop Ansible playbooks for other platform areas, such as Python hosting or Redis
Work closely with the existing team

Requirements

What you’ll need

Hands-on experience operating Elasticsearch or OpenSearch clusters
Strong command of Ansible, including creating and extending playbooks and roles
Strong knowledge of Linux servers, ideally RHEL
Experience with monitoring and logging tools, ideally Grafana and Telegraf
Structured, independent approach to work
Ability to communicate complex technical concepts clearly
Very good spoken and written German
Availability for part-time work

Benefits

Comp & perks

Active involvement in innovative technologies of the future
Flexible new-work model with hybrid working options
Permanent employment contract
Givve Card as a tax-free company benefit
Maximum scope for decision-making and shaping your work
Individual career planning and development opportunities
Knowledge sharing and synergies within a strong team
Diverse technologies with exciting insights into security-relevant systems
Challenges that are genuinely enjoyable