Senior DevOps Engineer | Remote | Cybersecurity / VPN / Privacy Tech

GMT+1–GMT+4 | Full-time | English B2+
Contract type: B2B / contractor
Hiring process: HR intro → technical interview → final call
We are looking for a Senior DevOps Engineer to join a fast-growing cybersecurity company building high-load B2C products in privacy, digital freedom, and online security.
This role is for an engineer who wants to work not with “ordinary infrastructure”, but with a large-scale VPN / network / security platform where performance, reliability, automation, and deep Linux/networking expertise truly matter.
Core stack:
Linux: Debian / Ubuntu / CentOS / RedHat
Monitoring: Zabbix / VictoriaMetrics
Networking: routing, iptables / nftables, virtual network devices
VPN / Proxy: OpenVPN, WireGuard, StrongSwan, accel-ppp, Xray, Shadowsocks, Squid
Automation: Ansible, Bash, sed, awk
Development: Go or Python
CI/CD: GitLab pipelines
Cloud / IaC: AWS, Terraform
Containers: Docker, Portainer
Orchestration: bare-metal Kubernetes
DB / Logs: PostgreSQL / MySQL, ELK
Nice to have:
DPI / TSPU, domain fronting, SNI masking, ECH, REALITY, uTLS
Xray / VLESS, Shadowsocks-2022, Cloak, Trojan-GFW
RIPE DB / IP registries / route objects
IP reputation, ASN / provider selection, IP rotation
TLS fingerprinting: JA3 / JA4, ALPN, uTLS
CDN fronting: Cloudflare, Fastly, CloudFront
What we offer:
AI-powered work: build personal AI agents using our premium infrastructure and apply AI to DevOps / R&D tasks.
Fully remote work from GMT+1 to GMT+4.
R&D and complex engineering challenges.
Direct impact on a large-scale international B2C product.
Paid vacation and sick leave.
Hardware after the probation period.