Senior System Engineer – Platform & Security

🔥 0 minutes ago

🇵🇹 Portugal – Remote

⏰ Full Time

🟠 Senior

🏗️ Platform Engineer

👻 Ghost score 12%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Testsieger.de

WebsiteLinkedInAll Job Openings

11 - 50 employees

📱 Media

🛍️ eCommerce

👥 B2C

Media • eCommerce • B2C

Testsieger. de is a German consumer portal that publishes product tests, reviews and price comparisons across a wide range of categories. The site aggregates over 400,000 test reports from external sources and conducts its own lab tests, provides a proprietary "Testsieger Score," highlights deals and top-rated products, and lets users save products to a wishlist and participate in a product-tester community. It focuses on helping consumers compare products, read expert test summaries, and find current prices from multiple retailers.

📋 Description

• Own and operate the Linux server landscape across the on-premise Proxmox/ZFS cluster and AWS • Run and harden networks and security, including firewalls, VPNs, access control, certificates, hardening, and the network link to the largest partner • Automate infrastructure with Ansible and keep it versioned, reproducible, and documented • Maintain the Docker, Nomad, and Traefik container platform • Maintain GitHub Actions CI/CD pipelines so teams can ship quickly and safely • Administer MySQL in production, including backups, performance, and recovery • Extend monitoring, logging, and alerting with Grafana and New Relic • Drive incidents to root cause • Act as a sparring partner for Engineering, Data, and Product • Explain infrastructure design decisions and help grow a colleague

🎯 Requirements

• Several years running Linux server environments, particularly Debian/Ubuntu • Solid networking knowledge: TCP/IP, routing, DNS, load balancing, firewall and VPN administration • Proven infrastructure security practice: hardening, access control, and security best practices • Production experience with Ansible • Experience with container orchestration such as Nomad, Kubernetes, or similar • Experience with CI/CD pipelines • Experience with AWS or a comparable public cloud • Production MySQL administration experience • Bash and Python for tooling • Monitoring, logging, and troubleshooting expertise • Fluent English • German is a plus, not a requirement • Terraform, RabbitMQ, Redis, and Zero Trust concepts are pluses

🏖️ Benefits

• Attractive salary • Full technical ownership of a real hybrid stack (on-premise + cloud) • Ownership culture with short paths and direct access to the CEO • Modern technology stack including Proxmox, AWS, Ansible, Nomad, Docker, MySQL, Python, GitHub Actions, and Next.js ecosystem • Remote work from Portugal • Regular visits to Osnabrück • Established engineering team in Portugal