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
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
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