Senior DevOps Engineer (f/m/d) (part-/fulltime)

Stellenbeschreibung:

We’re flexible! We’re happy to receive applications in English or German.

Full stack responsibility of infrastructure and applications (automate, deploy, maintain, troubleshoot)
Current technology stack: On-premises setup with VMware VMs, RedHat 8, Ansible/Jenkins, self-developed Java/Kotlin applications, Kafka, RabbitMQ, PostgreSQL
Operational duties include 24/7 production support shift duty and on-call shifts distributed among the team (an average of two one-week shifts and two one-week on-call duties per month will be expected)
Monitor infrastructure and applications metrics via monitoring/observability systems (Prometheus, Grafana, OpenSearch) to ensure performance/capacity management
Deployment and support of internally developed applications as well as third party software from test stage up to production environment
Systems administration of application hosts: upgrading, patching, and tuning, capacity and performance management
Contribute to evaluation and development of initiatives in the DevOps area, including various automation and containerization
Counterpart for development in architectural design and advice

University degree in Information Technology or equivalent apprenticeship
Proven professional experience in technical operations of high critical environments
Willingness to work with a classical on-prem stack but also ability to improve it towards containerization (will take some time due to 24/7 critical infrastructure and its regulation)
Expertise in RedHat Enterprise Linux (installation, system monitoring and maintenance, tuning and troubleshooting, etc.)
Experience with automation, software deployment, orchestration technologies and continuous integration & delivery (most relevant being: Ansible, Jenkins, Git, GitHub)
Be able to take responsibility and deliver results autonomously, sometimes under time pressure
Teamplayer who likes to share knowledge and tasks with the team and other peers. Openly communicate and synchronize with the team, share experience, listen and discuss critically and productively. We work in an agile development environment.
Proficiency in written and spoken English

Note: Those knowledges set you apart but are not decisive:

Network knowledge: Topologies, LoadBalancers, firewalls, switches, xinetd Proxies, troubleshooting e.g. telnet, ss, Wireshark
Good knowledge of one or more of the following areas: Kafka, RabbitMQ, PostgreSQL, Prometheus
Architectural understanding of infrastructures and application design
Experience with security requirements (certificates, TLS encryption, central identity management)
Experience with one or more of the following languages: Java/Kotlin/Python/Go
Understanding of Serverless, Microservices architecture
Flexible benefits and opportunities typical for our teams (salary package with advantages such as childcare, meal allowance, job ticket, sports and leisure events; flexible hybrid work concept and hours; personal development through training; international team within EEX Group and Deutsche Börse Group; long-term perspective in energy industry)
Bespoke onboarding plan

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