Linux System Engineer
Core
Design, build, and maintain scalable, heterogeneous infrastructure systems across multiple data centers, including physical servers, virtual devices, and cloud environments, while ensuring secure operation of backends and blockchain nodes.
Role type
Senior Linux System Engineer (Infrastructure & Security)
Builds
Scalable heterogeneous infrastructure systems, blockchain nodes, Kubernetes clusters, and secure backend services.
Domain
Fintech / Digital Assets / Blockchain / Cloud Infrastructure
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Linux system administration, Kubernetes management, networking (switches, firewalls, VPNs), automation, monitoring and logging, patch management, defensive security, project management
Preferred skills
Cloud platforms (Azure, GCP), blockchain technologies, crypto assets, open-source ecosystem knowledge
Technologies
Linux, Unix, HAProxy, Nginx, Apache, Squid, MariaDB, PostgreSQL, Prometheus, Grafana, Ansible, Docker, Kubernetes, HSMs
Responsibilities
Extend and maintain scalable infrastructure across multiple data centers; manage and improve Kubernetes clusters; ensure secure backend operation with load balancing and failover; control monitoring, logging, and alerting infrastructure; perform patch management and firmware updates; maintain technical documentation for infrastructure as code.
Seniority
Senior, hands-on IC