Senior System Administrator

Join our team as a Senior System Administrator, where you will design, implement, and evolve hybrid infrastructure across Cloud and bare metal environments. You will automate and document technical processes, act as a technical reference for the team, and ensure platform stability, security, and scalability. You will have the flexibility to manage your own time, with core hours for collaboration, and enjoy a range of benefits including a permanent employment contract, private health insurance, free lunches, and more.

• Design, implement, and evolve hybrid infrastructure across Cloud and bare metal environments.
• Automate and document technical processes to optimize efficiency and minimize manual toil.
• Act as a technical reference for the team, supporting developers and facilitating efficient delivery.

• Proficiency in scripting (Bash, Python, etc.)
• Experience managing SQL/NoSQL databases and distributed systems (MySQL, Aurora, Redis, MongoDB, OpenSearch)
• Deep understanding of Linux environments, including system internals and performance troubleshooting
• Strong knowledge of networking fundamentals and troubleshooting (Load Balancers, VPCs, Firewalls, DNS)
• Strong understanding of Kubernetes internals (CNI, Ingress, Network Policies, etc.)
• Minimum of 6 years of professional experience in systems administration, DevOps, SRE, or platform engineering
• Hands-on experience with IaC and automation tools (Terraform, Ansible, Helm, etc.)
• Deep proficiency with major Cloud providers (AWS, Azure, or GCP)
• Experience implementing GitOps workflows (ArgoCD or Flux) and configuring scalable CI/CD pipelines using tools like GitHub Actions or GitLab Pipelines
• Proven experience managing high-traffic, large-scale production environments
• Hands-on experience with observability and monitoring stacks (ELK/EFK, Prometheus, Grafana, Datadog, New Relic)
• Experience implementing security best practices, including DDoS mitigation and incident response
• Proficiency with reverse proxies and CDNs (Cloudflare, CloudFront, Akamai, etc.)
• You love analysing data. You’re a complexity thinker and a real problem solver
• You’re flexible and available when needed. You understand emergency calls can be part of the job and are aware of the challenges supporting a 24/7 environment
• You’re a real team player. You love to help and find solutions together
• You take full accountability for your work, driving tasks from conception to resolution
• You embrace AI-assisted engineering and understand how to use these tools effectively while maintaining critical thinking
• Your sense of humour will bring a new dynamic to the team - you love to have fun while you work!
• You can think on your feet and adapt well to fast changing environments and priorities
• Stay updated on industry developments and strive to improve our platform with innovative solutions
• Development experience in a general-purpose programming language (Python, JavaScript, Go, Rust, etc.)
• Experience using agentic AI development tools (i.e. GitHub Copilot, Claude Code, OpenCode, Cursor, Codex, etc.) to streamline day-to-day work (automation, troubleshooting, operational workflows, IaC, etc)