- Izhevsk, RU
- $22.22 /hr
- Available now
Network engineer and system administrator with 13+ years of hands-on experience. I have been working with a different network topologies, from office to metro network.
I ammore...Network engineer and system administrator with 13+ years of hands-on experience. I have been working with a different network topologies, from office to metro network.
I am skilled Unix system administrator, with lot of experience in Linux (CentOS, Debian, Ubuntu) and BSD (FreeBSD and OpenBSD) systems.
I have got working experience with: DNS; DHCP; HTTP (Apache, Nginx); FTP (vsftpd); SMTP (from old-fashioned sendmail to relatively modern CommunigatePro); SNMP; SMB; VoIP (class 4/5 softswitches, sip); ACL, firewalls and NAT;
I am proficient in configuring Cisco routers and switches, network designing and implementing.
I have got working experience with: Switching & Routing; Security (ACL implementation, hardening routers and switches, IDS/IPS; RADIUS, TACACS+); VoIP (Cisco voice gateways, UC, H.323, IVR, T.38/T.37 fax); Monitoring (netflow, flow-tools, nagios, zabbix); Clouds (GCE, AWS, DigitalOcean);
an experienced system administrator and network engeneer
Sergey is a professional and talented SysAd. He received the requirements and delivered according to specification and in a timely manner. I would recommend Sergey for future jobs.
Sergey did a fantastic job in record time. Job well done, will definitely be buying from him again!
Excellent communication and very helpful in resolving the issue.
Good work again. Thank you
He did a great job. All works as discussed.