
Remote work is not acceptable. Full time job in our Tbilisi office.
ovs fortis · На сервисе с: 23.09.26 14:31
Remote work is not acceptable. Full time job in our Tbilisi office.
We are looking for a Linux System Administrator (L2) to support and maintain our production infrastructure.
The role is focused on Linux systems, production troubleshooting, deployments, databases, networking and AWS.
We value practical ability more than a specific number of years of experience.
The right candidate should be able to take a production issue, investigate it across the relevant layers, resolve it where possible, and escalate it with useful technical findings when necessary.
### Responsibilities.
* Linux server administration and troubleshooting
* Docker / Docker Compose administration, builds and deployments
* OpenResty / Nginx configuration and troubleshooting
* PHP environment administration and application-level troubleshooting
* MySQL / Aurora administration, including backups, replication, permissions and performance troubleshooting
* Redis and PostgreSQL administration
* AWS administration: EC2, RDS/Aurora, S3, IAM, VPC and security groups
* TCP/IP, routing, NAT, subnetting and VPN troubleshooting
* DNS administration and troubleshooting
* Postfix / SMTP and email delivery troubleshooting
* Prometheus / Grafana monitoring and alerting
* Git-based deployments and workflows
* Bash scripting and automation
* Server patching, firewall and access management
* Occasional support of on-premise and virtualized infrastructure
* Occasional out-of-hours production incident handling
### Required skills
* Strong Linux administration skills; Ubuntu is our primary server OS
* Strong troubleshooting skills and the ability to investigate issues independently
* Good understanding of TCP/IP, routing, NAT, CIDR and VPN technologies
* Strong understanding of HTTP/HTTPS, TLS, reverse proxying, request/response flow and common web application troubleshooting
* Strong Docker and Docker Compose experience
* Good Nginx knowledge
* Good MySQL administration and troubleshooting skills
* Practical AWS experience
* Strong DNS knowledge
* Experience troubleshooting SMTP and mail delivery
* Git knowledge
* Bash scripting skills
* Ability to work with logs, metrics and application errors
* English sufficient for technical communication
### Technology stack
* Ubuntu Linux
* AWS
* Docker / Docker Compose
* OpenResty (Nginx + Lua)
* PHP 7.x / 8.x
* MySQL / Aurora
* PostgreSQL
* Redis
* Prometheus / Grafana
* Postfix
* VPN technologies including WireGuard and OpenVPN
* Cloudflare
* Git
### Nice to have
* OpenResty / Lua
* Wazuh / OpenSearch
* Proxmox / KVM
* VLAN / switching knowledge
* CI/CD experience
* Advanced AWS networking
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