Senior Infrastructure Engineer
Core
Operate and improve HTB's virtualization and storage stack (VMware vSphere, Ceph, Kubernetes) while helping the team evaluate, plan and execute a migration to an open-source alternative.
Role type
Senior Infrastructure Engineer
Builds
Compute, storage, and container platforms powering HTB across data centers
Domain
Cybersecurity platform infrastructure
Required skills
VMware vSphere administration, VMware NSX, Ceph storage, Kubernetes operations, Linux systems administration, infrastructure-as-code (Ansible, Terraform), monitoring and observability stacks
Preferred skills
OpenStack, CloudStack, Ceph NVMEoF, Golang, BGP/EVPN-VXLAN, bare-metal provisioning
Technologies
VMware vSphere, VMware NSX, Kubernetes, Ceph, Linux (Debian), Ansible, Terraform, Prometheus, Grafana, Golang
Responsibilities
Operate and maintain VMware vSphere clusters and NSX-based virtual networking; Administer and tune Ceph storage clusters; Deploy, upgrade and troubleshoot Kubernetes clusters; Contribute to evaluation and proof-of-concept work for migrating from VMware to an open-source platform; Develop and maintain infrastructure-as-code for repeatable deployments; Monitor infrastructure health and performance; Support hardware lifecycle operations; Write and maintain technical documentation; Participate in on-call rotation
Seniority
Senior, hands-on IC