Specialist System Engineer for DNS and Observability team
Primary stack
Nice to have's
Job description
About the Position
Specialist System Engineer for DNS and Observability team (hybrid)
Calea Floreasca 246c, 014476 Bucharest
At IONOS, we don't just manage servers – we shape the digital future for more than 6.2 million customers worldwide with our solutions. As Europe's leading hosting provider and a pioneer in independent cloud solutions, we are building next-generation infrastructure – from sovereign cloud architectures and high-performance GPU clusters to integrated AI automation tools.
What drives us is digital sovereignty for Europe and real impact for small and medium-sized businesses (SMBs) as well as large enterprises. We work in agile teams, rely on transparent structures, and believe that excellence and innovation only emerge through true team spirit.
Ready for your next step? Become part of IONOS and grow with us.
Responsibilities
- Collaborate with the squad to design, develop, and operate highly-available services on Linux, ensuring seamless integration with operational and product requirements.
- Take ownership of the full stack - from hardware to application, including configuration management and monitoring - and drive continuous improvement.
- Contribute to our open-source projects, such as DIM (github.com/ionos-cloud/dim) and monzero (github.com/ionos-cloud/monzero), and help shape the future of our infrastructure.
- Apply rigorous blast-radius and risk assessment to every change you propose, especially when AI tooling is in the loop. This is part of the job, not an afterthought.
- Participate in an on-call service rotation, ensuring the smooth operation of our complex infrastructure.
Requirements
- A completed computer science degree or equivalent qualification.
- 3+ years of practical experience administering 100+ Linux systems (Debian/CentOS/EL) across 3+ data centers.
- Experience with monitoring, configuration, VCS, and visualization tools (Icinga2, Puppet, Ansible, git, Grafana).
- Understanding of modern software architectures and their deployment (REST, microservices, Docker, CI/CD).
- Knowledge of network and infrastructure services (DNS, BGP, VLANs, firewalling, IPv6).
- Scripting/programming knowledge (bash, Python, Go, Java, etc.).
- Experience with AI-assisted infrastructure development (Copilot, Claude Code, Cursor or similar) - including the lessons learned.
- Excellent communication skills in English (German is a plus).
We Offer
- Access to local/international trainings, development and growth opportunities, including access to e-learning platforms, covering both technical and soft skills areas.
- Modern technologies, product responsibility.
- Flexible work schedule.
- Hybrid work option.
- Medical services package from one of two private providers.
- 25 vacation days per year.
- Substitute days off for public holidays that occur on the weekend.
- Meal tickets.
- Internal referral program.
- Employee anniversary program.
- Team events, networking events organized to promote a passionate, creative and diverse culture.
- Summerfest and Winterfest parties.
- Coffee, soft drinks and fresh fruits are on us in the office.
About the Company
At IONOS, we don't just manage servers – we shape the digital future for more than 6.2 million customers worldwide with our solutions. As Europe's leading hosting provider and a pioneer in independent cloud solutions, we are building next-generation infrastructure – from sovereign cloud architectures and high-performance GPU clusters to integrated AI automation tools.
What drives us is digital sovereignty for Europe and real impact for small and medium-sized businesses (SMBs) as well as large enterprises. We work in agile teams, rely on transparent structures, and believe that excellence and innovation only emerge through true team spirit.
We are looking forward to meeting you!
We value diversity and welcome all applications – regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.
© IONOS SE. This job description was sourced from the employer's public career page. TheJob is not the employer — we index the posting and route candidates to the source. All content rights and hiring decisions belong to the employer.