H

Senior Infrastructure Engineer

Hack The Box • Greece
Relocation
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Build, maintain and evolve the compute, storage and container platforms powering Hack The Box across multiple global data centers. Operate VMware vSphere, Ceph and Kubernetes while contributing to migration toward an open-source virtualization platform. Requires 3-5 years of infrastructure/platform engineering experience with hands-on VMware, Ceph and Kubernetes skills.

Key Highlights
Senior Infrastructure Engineer role at Hack The Box
Operate VMware vSphere, Ceph and Kubernetes across global data centers
Contribute to migration from VMware to open-source platform
3-5 years infrastructure/platform engineering experience required
Europe/Greece location with remote or hybrid options
Key Responsibilities
Operate and maintain VMware vSphere clusters and NSX-based virtual networking across multiple data center sites
Administer and tune Ceph storage clusters, including NVMEoF-backed pools and RBD volumes
Deploy, upgrade and troubleshoot Kubernetes clusters on bare-metal and virtualized infrastructure
Contribute to evaluation and proof-of-concept work for migrating from VMware to an open-source platform
Develop and maintain infrastructure-as-code (Ansible playbooks, Terraform modules)
Monitor infrastructure health and performance using Prometheus, Grafana and alerting pipelines; respond to incidents
Collaborate with network engineering on data center connectivity, VLAN/VRF provisioning and storage-network performance
Support hardware lifecycle operations across regions
Write and maintain technical documentation, runbooks and post-incident reviews
Participate in on-call rotation for infrastructure-related incidents
Technical Skills Required
VMware vSphere Kubernetes Ceph
Benefits & Perks
10% relocation bonus on annual salary
50% tax reduction on income as part of relocation
Accommodation support during first few weeks
Fully remote or hybrid work options
Great Place to Work certified employer
Nice to Have
Hands-on experience with OpenStack, CloudStack or similar
Experience with Ceph NVMEoF transport or RDMA-based storage networking
Understanding of Golang for internal automation or tooling
Familiarity with BGP, EVPN-VXLAN or data center networking concepts
Experience with bare-metal provisioning tools (Tinkerbell)
Previous work in a multi-region data center environment

Job Description

Ready to embark on the quest of joining Hack The Box? Welcome! Super excited you dropped by 🥳 At the end of this journey, you'll become a proud member of Hack The Box, with the ultimate mission to raise cyber resilience, so that every organization can stay ahead of tomorrow’s threats.🚀🔒💻

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