TENSOR is an accredited IT company. Our main product, SBIS, is an ecosystem of services that allows businesses to solve all their issues in one window. Every second company in Russia is our client.
We are looking for an engineer who doesn't just "support servers" but can rethink infrastructure architecture, automate processes, and become a technical expert for implementing appliance solutions for clients.
Currently, they operate in an "all-in-one" mode, and the main task is to ensure operation under high load, make them fault-tolerant, and prepare them for transfer to clients for self-deployment.
Responsibilities:
- Ensure the operation of infrastructure services under load;
- Ensure the fault tolerance of infrastructure services;
- Ensure and maintain the currency of infrastructure service versions;
- Provide customer support during the initial deployment and subsequent operation of infrastructure services.
Technical Requirements:
- OC Linux: Confident administration at the level of an experienced engineer (kernel, systemd, schedulers, networking (iptables/nftables, routing), disk management).
- Networking: Deep understanding of the TCP/IP stack, VLANs, routing, VPN tunnels.
- Virtualization: Experience in deploying and managing virtual environments (Proxmox, KVM, VMware).
- Containerization: In-depth work with Docker + Docker Compose. Understanding layers, volumes, network drivers.
- Storage: Experience in configuring and maintaining S3-compatible storage (MinIO, Ceph, or AWS S3).
- Monitoring: Full cycle configuration of Grafana + Telegraf (metrics collection, dashboards, alerting).
- Authentication: FreeIPA administration (policies, integration with services, working with Kerberos/LDAP).
- Secrets: Work with HashiCorp Vault (dynamic secrets, authorization, key management).
- File Systems: NFS (v4) configuration and optimization in clustered environments.
- Kubernetes: Confident cluster administration (installation, updates, working with Ingress, StorageClass, Helm).
- Ansible: Industrial scenarios (roles, modules, dynamic inventories, AWX/Tower).
- Bash: Scripts for routine tasks.
- Python or Go: Ability to write small utilities/clients for automating complex scenarios (one language at a confident level is sufficient, the second is a bonus).
- Experience with artifact building: Multi-stage Docker builds (optimizing image size and security).
- Understanding of CI/CD (GitLab CI / GitHub Actions / Jenkins).
We offer:
- Stability and comfort: Official employment according to the Labor Code of the Russian Federation from the first day, extended VHI package after the probation period.
- Flexibility: 5/2 work schedule. Option to work fully remotely (within the Russian Federation), in the office, or in a hybrid format.
- Support at the start: Mentor during the probation period, detailed knowledge base, and training from the training center.
- Professional growth: Career growth opportunities, feedback from management, and sensitive team attitude towards your ideas and suggestions.
- Corporate life: Joint corporate holidays and events, foreign language courses, corporate travel.
