Beschreibung

# Your Linux system admin support 24/7 ( almost:) )

I can help with:

1. Linux System Setup & Configuration

- Server Installation & Configuration (Ubuntu, RHEL, Alma Linux, Rocky Linux, Debian, etc.)

- Cloud Instance Setup (Hetzner, Vultr, DigitalOcean, Linode and etc)

- Virtualization Setup (KVM, VirtualBox, Proxmox)

- Containerization (Docker, Podman, Kubernetes basic setup (K3s))

2. Security & Hardening

- Firewall Configuration (UFW, firewalld)

- SSH Hardening

- Intrusion Detection Systems (Fail2ban)

- Regular Security Audits & Patch Management

- SELinux setup and configuration

3. Monitoring & Maintenance

- System Monitoring Tools (Zabbix, Prometheus + Grafana)

- Log Management (Logrotate, journalctl)

- Backup Solutions (rsync, Borg, Restic, automated cron jobs)

4. Network & DNS Services

- DNS Server Setup (Dnsmasq)

- VPN Configuration (WireGuard)

- Web Server and Proxy Server Setup (Nginx, Caddy)

- Load Balancing (HAProxy)

5. DevOps / CI-CD Integration

- Automation - Ansible roles and custom playbooks

- Infrastructure as Code with Terraform

6. Troubleshooting & Support

- Remote Sysadmin Support (Hourly/Retainer)

- Disaster Recovery

- Data Recovery

7. On-call duties (please, contact for details)

Contact me anytime Mon-Sun 8.00-8.00

Rate from 15eu/hour

Cheers!

Dmitry Kovalev

Sprachen

Russisch
Muttersprachlich oder zweisprachig
Spanisch
Konversationssicher
Englisch
Konversationssicher
Französisch
Grundkenntnisse

Arbeitsortpräferenzen

Vor Ort möglich

Oviedo (bis zu 50 km)

Freelance
System Linux Administrator
Januar 2023 - Heute (3 Jahre und 5 Monate)
Support Linux Server Infrastructure (Rocky Linux, Alma Linux, Ubuntu, Debian). Infrastructure as a Code (Terrafomr). Automation of Daily Tasks (Ansible, Bash) Disaster Recovery Implementation and Backups(rsync, borg) Virtualization and Containerization(KVM, Docker) Networking (VPN, firewall). Monitoring (Zabbix).
DMK SHOP SL
Linux System Administrator
Januar 2022 - Januar 2024 (2 Jahre)
Support Linux Server Infrastructure (Rocky Linux, Alma Linux, Ubuntu, Debian) Automation of Daily Tasks (Ansible, Bash) Disaster Recovery Implementation and Backups(rsync, borg) Virtualization and Containerization(KVM, Docker, Podman) Networking (VPN, firewall) Monitoring (Zabbix)
Freelance
IT Tech Support Technician
Januar 2022 - Januar 2023 (1 Jahr)
Troubleshooting and Problem Solving Installation and Configuration Maintenance and Support. Computers, Laptops, Server repair, update and maintenance

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IT Support Technician
Herzing college
2016
IT Support Technician

Dmitry Kovalev

System Linux Administrator

Über Dmitry

# Your Linux system admin support 24/7 ( almost:) )

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