Job
- Level
- Senior
- Location
- Osnabrück
- Working Model
- Hybrid, Onsite
- Job Field
- IT, DevOps, Security
- Employment Type
- Full Time
- Contract Type
- Permanent employment
Job Summary
In this role, you are responsible for managing our hybrid server landscape, automating infrastructure processes with Ansible, and optimizing CI/CD pipelines while ensuring secure network connections and system administration for MySQL.
Job Technologies
Your role in the team
- You are responsible for the operation of our Linux server landscape: on-premise cluster (Proxmox, ZFS) and AWS.
- You operate and harden network and security: firewalls, VPN, access control, certificates, hardening - including network connection to our largest partner.
- You automate with Ansible and keep infrastructure versioned, reproducible, and documented.
- You manage our container platform (Docker, Nomad, Traefik) and the CI/CD pipelines (GitHub Actions) to ensure the teams can ship safely and quickly.
- You administer MySQL in production: backups, performance, recovery.
- You are building monitoring, logging, and alerting (Grafana, New Relic) and conducting incident analysis to determine the cause.
- You are a sparring partner for Engineering, Data, and Product - and explain why things are built the way they are.
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Our expectations of you
Qualifications
- Solid networking knowledge: TCP/IP, routing, DNS, load balancing, firewall and VPN administration.
- Proven experience in Infrastructure Security: Hardening, Access Control, Security Best Practices.
- Ansible in production, container orchestration (Nomad, Kubernetes or comparable), CI/CD pipelines.
- MySQL administration in production.
- Bash and Python - for tooling, not just for one-liners.
- Monitoring, logging, and troubleshooting are your craft, not a luxury.
- Plus: Terraform, RabbitMQ, Redis, Zero-Trust concepts.
- Good English in speaking and writing - our engineering team works internationally.
Experience
- Several years of experience in managing Linux server environments (Debian/Ubuntu) - you know how to move systems from point A to B even without assistance.
- Experience with AWS or a comparable public cloud.
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What we offer
- Full technical responsibility for a true hybrid stack (On-Premise + Cloud) - you make the decisions, not an architecture board.
- Attractive salary, on-call duty is compensated and distributed.
- Ownership culture with short decision paths: You communicate directly with the management.
- Modern stack: Proxmox, AWS, Ansible, Nomad, Docker, MySQL, Python, GitHub Actions, Next.js ecosystem.
- Hybrid work based in Osnabrück.
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Topics You Will Work On
Job Locations
About Your Employer
Testsieger.de Vergleichsportal GmbH
Testsieger.de Comparison Portal GmbH is a renowned consumer portal based in Osnabrück. The company assists consumers in their purchasing decisions through comprehensive test reports, editorial evaluations, and current price comparisons. It operates an online portal that offers both product comparisons and an integrated price comparison.
Description
- Company Type
- Established Company
- Working Model
- Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication
Senior DevOps Engineer - Infrastructure & Security
- Location
- Osnabrück
- Working Model
- Hybrid, Onsite
- Diversity
- Open for all genders
