Сергей Р.

FreelancersСергей Романко

Ukraine Kyiv, Ukraine
1 day 4 hours ago
added 1 proposal
Available for hire Available for hire
registered for 4 years


Software/server configuration
32 place out of 397
System administration
52 place out of 1336
Position in global rating
  10352 place out of 244452


Microsoft Windows Server administration skills:

Microsoft Windows Server 2000, 2003, 2008, 2012, 2016

Networking: DNS, DHCP, ICS, NTP, VPN, DFS, NFS

Active Directory domain services management and GPO administration

Remote Desktop Services

Little bit use of PS

Microsoft SQL Server administration

IIS services

Kerio WinRoute Firewall and Mail Server

FreeBSD/Linux administration skills:

FreeBSD, Ubuntu

Networking: DNS (BIND, unbound), DHCP(isc-dhcp), NTP, VPN-Servers with L2TP, PPTP, IPSec (MPD, OpenSwan, OpenVPN), NFS, SAMBA, FTP, etc.

Experience in configuring IPFW traffic shaping with 2 ISPs


SSL certificates

Installing and configuring virtual hosting (Apache with PHP and MySQL support)

A little bit with nginx

Strong knowledge of SMTP, IMAP, POP mail servers with spam filtering and DKIM, SPF support (Sendmail, Dovecot, EXIM, Postfix, SpamAssassin)

Virtualization and Clouds skills:

VmWare vSphere infrastructure deployment. vCenter administration.

VMs backup/restore using Veeam Backup and Replication software

OwnCloud server support and maintenance


Desining and building IT infrastructure in offices

Resolving incidents with software/hardware issues

Diagnostics and troubleshooting of network services and routing equipment

Data recovery

Routers (inc. L2) maintenance and configuration

Experience in Websites (Wordpress, Joomla, Opencart plugins development in PHP)



  Recent proposals 10
Администратор сервера
Вывести домен из спама
Грамотная настройка DNS/ настройка сервера (сайта на новом домене)
Установить и настроить Win Server 2012 на VPS
Настройка ПО на сервере
Mail Server
Перенести / настроить домен с wix на nic.ru
написать скрипт bash, автоматизировать процесс 20 минут работы
Возьмем сисадмина на выполнение текущих задач!
Определить причину потери трафика при редиректах

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