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Last updated: October 1, 2015

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Ardit V.

Ardit V.

Senior Network Engineer

Albania - Tests: 2

Planning, implementing and troubleshooting complex networks, I have been working as Senior Network Engineer in ISP and Solution Companies for more than eight years. I am Cisco Certified with the following certifications: - Cisco Certified Network Associate (CCNA) Routing and Switching 640-802 - Implementing Cisco IP Routing (CCNP Route) 642-902 - Implementing Cisco IP Switched Networks (CCNP Switch) 642-813 - Troubleshooting and Maintaining Cisco IP Networks (CCNP TSHOOT) 642-832 - Cisco Express Foundation for Field Engineers (CXFF) 648-385 Service Description • Administrating backbone network, BGP peering, traffic management, policing etc. • Implementing, maintaining and upgrading DNS servers, Firewall, monitoring systems • Securing network by developing network access, monitoring, control, and evaluation; maintaining documentation • Establishing network by evaluating network performance issues including availability, utilization, throughput, and latency • Implementing, maintaining and troubleshooting Cisco routers, switches, APs, WLC, ASA 5000 firewalls, Next Generation firewalls, WAS, CME • Advanced MikroTik configurations: Network Solutions, BGP, OSPF, Load-Balancing, Advanced Scripting, PBR, Reachability check, DynDns, Dual Wan and Bonding; PPPoE, Bridging, Vlans, NAT; VPN with: BCP bridging (PPP tunnel bridging), IP/IPsec, EoIP, IPIP, VLAN, Firewall, Level 7 application rules, basic QoS, advanced QoS (equal load balancing among users) • Creating and maintaining comprehensive documentation for all implemented networks • Switching/Routing and VPN/Firewall with Mikrotik, Zyxel, Cisco devices • Planning and implementing network for other companies • Configuring and troubleshooting: - Fiber (Gepon/OLT) and DSL (Zyxel DSLAM) devices - Wireless devices (Motorola Canopy) - Coax devices (CMTS, modems) • Maintaining and monitoring Wireless, COAX, Fiber, ADSL Networks - Other vendor devices: Sonicwall, Netgear, Linksys, Draytek, TP-Link, D-Link etc.

92% Job Success
$30.00 /hr
178 hours

Houss Mekk

Houss Mekk

Sys Admin & Network Architect

Morocco - Tests: 5 - Portfolio: 1

Interested by network design jobs and system administration, especially with open source UNIX-based solutions and Cisco technology. My strong initiative and exceptional organizational skills, allows me to play a crucial role for fast-paced projects. The following are highlights of my qualifications and accomplishments: + In-depth knowledge of network administration that includes switching, routing, load balancing and traffic shaping. + Experience in administrating UNIX systems such as Debian, CentOS, and Ubuntu. + Projects in virtualization and cloud computing. + Capacity to administer and secure networks and ensuring site-to-site tunneling. + Integration of Cisco switches and routers.

$19.00 /hr
30 hours

Sergo Sarkisian

Sergo Sarkisian

Linux , Cisco ,Vmware , Voip, firewall , security specialist

Georgia - Tests: 18

I want to utilize my knowledge, skills and professional experience in order to contribute to the growth of the company I am working for whilst improving myself. SKILLS:network engineer ,system administrator(RedHat,CentOS,FreeBSD,OpenBSD,WIndows 2000,2003 server), cisco certified specialist(CCNA) Configuration of CISCO routers and switches,firewalls,servers:cisco 36xx,65xx, series,ASA firewall 55xx series, Implementation , configuration,design ,troubleshooting of basic routing protocols(BGP,EIGRP,RIP,OSPF,QoS,MPLS,HSRP,VRRP,GLBP) , Security: IPsec and many vpn solutions,certificate setup 1 Web servers - Apache 2.x,nginx,Squid proxy 2 Mail servers -Postfix,qmail ,sendmail,Mdaemon 3 FTP servers -WuFTPD,Vftpd 4 DNS –bind version 9 ,VPN (Openvpn, IPSEC implementation ) 5 DATABASES-Sql,mysql,postgresql,sqlite 6 LVM ,RAID(0,1,5,10) configuration 7 Experinece in network monitoring tools:Nagios,MRTG ,Cacti

Groups: Bluehost Developers and Designers

100% Job Success
$20.00 /hr
921 hours

Vasiliy Kaygorodov

Vasiliy Kaygorodov Agency Contractor

System/Network administrator

Czech Republic - Tests: 6 - Portfolio: 2

Experienced System Administrator, RHCE, with more than 9 years of experience in the industry. I work mainly in the web development and web-hosting/servers support area. My areas of expertise cover all aspects of Linux server support and maintenance, from the OS/kernel level up to application level. This means that, based on the project needs, I can recommend and develop efficient backend solutions, using modern tools and best practices. For an existing project I can quickly identify bottlenecks and resolve them, without changing the workflow of other stakeholders, or affecting service uptime. My main skills are listed below: - Security tuning, malware and virus removal (Wordpress, Magento, OSCommerce, etc) - Amazon EC2 / Rackspace Cloud / Google Cloud computing setup (incl. GCE/EC2/Rackspace API scripting), experience with CloudFlare, OVH, Hetzner - CPanel, Plesk, ISPConfig and other hosting panels (and their APIs) - Servers configuration management (Ansible, SaltStack, Puppet) - Virtualization (KVM, Xen, OpenVZ/Virtuozzo) - PCI compliance. - Sites/servers/domains migration (Wordpress, CPanel, Plesk) - Shared file systems (nfs, drbd, ocfs2, gfs) - Server security - VPNs, firewalls (iptables/firewalld/ufw), IDS (mod_security) - Server performance optimization (Apache, Nginx, MySQL) - Email white-listing, SPF, high load delivery, performance tuning - Backups, shell scripts, IPv6 etc. I have strong skills in Linux (major distributions), Apache, Nginx, MySQL, monitoring, security, performance, email services, firewalls, web-hosting panels (CPanel, Plesk, DirectAdmin). I can also be a good system administrators team leader, have some experience with Agile/SCRUM dev process

Associated with:

100% Job Success
$55.56 /hr
750 hours

Vafran Ahamed

Vafran Ahamed Agency Contractor

Network & Security Consultant + Engineer

Sri Lanka - Tests: 3

Determination is the key of Success. I'm having more than 7 years of experience in Data Network and IT Security. I'm CCNP certified Infrastructure Engineer working in a Enterprise NOC team. My Primary roles are - Network Planning/Designing & Implementation, Problem Management, Incident Management, ITIL Best Practices, Network Platform: Switching & Routing, ASA Configuration,RIP, EIGRP, OSPF, BGP, ACLs, Frame-Relay, VPN, WLAN, VLANs, STP, Inter VLAN routing, HSRP, GLBP, Network troubleshooting, Server Platform: Windows 2008 & 2012 Server, SharePoint Administration,Active Directory, TMG, MS Exchange Server, Hyper-V server, Print and File Servers, GPMC, DNS, DHCP, IIS, FTP, MS Office, Microsoft Visio and others. Secondary Roles are- Web Designing & Developing: Logo designing, word press,Joomla, Web Hosting, PHP Cloud Computing, Virtualization, VMware Technologies, Citrix

Associated with: VirtualGems

$20.00 /hr
23 hours

Andrei Volkov

Andrei Volkov Agency Contractor

Linux specialist (Sec/Opt/Dev, C/Perl/Python/PHP/BASH)

Belarus - Tests: 5 - Portfolio: 13

Important: ------------------- Enhanced shield of your Web application with mod_security! Should be always. It is task #1 after installation ANY web application! ------------------- About Me and more: ------------------- I have over 16 years of work experience with Linux systems. This is the list of software and technologies with which I deal. This list is not full and expands day by day. I always can find right decisions if I found some problems. And I am always interested in looking for mostly economical and productive solutions. Of course, Cpanel, WHM, Webmin, Plesk .... I know how are working these web-wrappers and I support their. I can will tune and to make the checking of these wrappers. But that more important !! I can work without this))) Directly use configuration files of services and etc etc. Usually, it is better way on dedicated servers. ) TCP, IPv4 , IPv6, IPX ... - WiFi, WEP, WPA, WPA2 ... - SElinux, Apparmor, Smack, Tomoyo ... - LAMP ( Apache, Nginx, PHP, Perl, Mysql, Mongo), REDMINE ... - Cpanel, Zpanel, ISP ... - MySQL clustering and replication DNS servers ... - SENDMAIL, EXIM, POSTFIX (POSTFIXADMIN,MYSQL,DOVECOT,POLICYD) ... - HPC system: Torque, Maui, Moab for HPC clusters, Infiniband, FC interconnect, iSCSI, SCST, DRBD, OFED, OPENMPI ... - OpenLDAP ... - VPN with OpenVPN, PPTP, StrongVPN ... - Nagios, Zabbix, Ganglia, OSSEC ... - SVN, CVS, GIT ... - KVM, Xen, OpenStack, Proxmox ... - NBD, RAID, LVM ... etc etc During these years I have been in a large number of tasks related to administration of network devices, as well as with simple and complex server systems. I manage servers for the HPC tasks and for network infrastructure of Internet and Intranet - DNS,DHCP,*FTP,HTTP(S),MAIL etc etc. The main goals - the monitoring of the performance and the security. I also implement tasks of data backup and troubleshooting, support for the users. I have comprehensive work skills with systems based on Debian, Redhat, CentOS, SLES, OpenSuse. I've got more than 8 years of experience in developing the different software with use of C, Perl, Python, Bash, HTML on system and user levels. For example, very important skill in developing and the modification of RPM packages (rpmbuild, rebuild, kernels), custom kernels and etc etc. ------------------- Often: ------------------- How the standart service for VPS's and VDS's projects and dedicated servers: IDS, IPS, the control of contents of log's files, the control of load of the cpu, the memory, the hard disks; the backups of the databases and the files; install or update software, consultations. Emergency call via sms to cell phone. ------------------- STOP Windows and U/K/buntu etc. TIPS WITHOUT PAYMENT: ------------------- 1. VERY OFFTEN: IF YOURS WP WAS HACKED 1. disable plugins 2. execute # diff -r dir1 dir2 3. repeat for plugins if you have last version of WP code: ~ 80% cases - problems: plugin low quality (look on author: from where and who is) ~ 15% cases - problems: theme low quality (look on author: from where and who is) ~ 5% 0day of WP also you need disable all shell function in php and enable suphp/suexec modes. STOP Windows and U/K/buntu etc. TIPS WITHOUT PAYMENT: ------------------- 1. I am getting a lot questions about reliability and quality distributives/clones Ubuntu. Results on practice - Ubuntu clones - worst for server. It is truth. If you $buntu guy, I can't help you right now. I only can recommend Debian way for server. =============== 3. Nginx of course is good program. For small/middle vps. But in serious projects - apache. Nginx will be suitable for frontend. It is only practice. Always for all web application should be mod_security module. Firewall of level of web application on 7 level of OSI. Each web application/site should be under own user in environment of vps or on dedicated servers. =============== 4. By topic Wordpress. For optimisation services of OS , namely system IO(type of disks or partitions) and DB(type of engines of tables), need to use empty installation (default variants). Most problems of work WP contains in itself - customized plugins or themes. For analyze pages need begin with such services as =============== Sunday - day of rest. Or in emergency case - payment with double rate. best regards, Andrei / PS: With love from USSR. ;-)

Associated with: UPWORK.LINK

100% Job Success
$16.00 /hr
1,023 hours

Daniel S.

Daniel S.

Network and Security Engineer

Romania - Tests: 1

Hello, I am active Network and Security Engineer working for a company. I administrate daily hundreds of firewalls (ASA, Fortigate, Juniper, Watchguard and Checkpoint) and other network devices I have experience with the following: Fortigate firewalls:50B, 60C, 110C, 310B, 600C, 1000A etc Fortinet appliances: Fortimail, FortiAnalyzer ASA: 5510, 5520 and PIX firewalls Juniper: SSG-550, SSG-140 Cisco Switches: 2960, 3560, 3750 etc Cisco Routers: almost all Bluecoat: SG610, SG 510AV etc I have the following certifications: CCNA, CCNA:Security, CCNP, FCNSA and FCNSP.

100% Job Success
$20.00 /hr
89 hours

Shaukat N. Agency Contractor

Odesk ❶ Consultant | Network/System Admin | Database | Cloud Computing

Pakistan - Tests: 17 - Portfolio: 8

To start with, my background, qualifications and work experience in networking, systems engineering and security appear to be well suited to your specific requirements. I hold a Masters Degree in computing with specialization in Network Security and Databases along with that I hold certifications ranging from "MCSE-MCITP" to "RHEL" and from "CCNA" to "Juniper". I am confident that I can make a significant contribution to your company, specifically by providing excellent technical services and support to your company and clients. My achievements range from setting up and installing top-notch network solutions for various companies as a consultant to providing support for WINDOWS, UNIX based hardware/ software solutions. Further my background includes over 5+ years of Systems and Network Administration activities across a number of Offline and Online Projects along with reputed organizations. I have had extensive VMware and VCenter administration experience migrating virtual machines using both Physical to Virtual (P2V) and Virtual to Virtual (V2) strategies. This included a project team that covered over 250 migrations over an 18 month period. I have also supported and managed a large high availability Citrix environment and a high availability Microsoft SQL server 2008 cluster. In previous positions I had significant exposure to Microsoft Active Directory and LDAP environments as well as some virtualization experience using VMware and Cisco hardware along with Linux Upfront. The Cisco virtualization included administration of the Nexus 1000V virtual switches.

Associated with: Destra Soft, CyberPak Technologies

98% Job Success
$20.00 /hr
4,236 hours

Ahmed Sghaier

Ahmed Sghaier

Full Stack Drupal Developer

Tunisia - Tests: 2 - Portfolio: 1

I have always been passionate about IT and the infinity of possibilities it gives us. I belief the only limitation is how far imagination can go. So I am really eager to learn any new and cutting edge technology. Over the last years I have worked on different projects developing software, administrating servers and network services from basic network services to virtualization, firewall solutions, VoIP servers. I also have a good security background. I also have good web administration and development background as I implemented phpBB, Joomla and Drupal platforms. And I don't using some basic graphics skills when needed. My career objective is to lead a big innovating IT project and work with a great engineering team. And my long term objective is to start my own IT company. I always do my best when working on IT projects, so make sure your project is in good hands.

$25.00 /hr
3 hours

Nadeem Abbas

Nadeem Abbas

Certified Network Security Engineer System admin

Pakistan - Tests: 3

Solution oriented and Quality-focused Professional with more than 08 years of experience related to IT network infrastructure designing, implementation and deployment. Expert in technical project management and server side administration, VPN Configuration, Firewalls, network security, Cisco devices, Routers/Switches, wireless LAN. Experience in planning, testing, implementing, configuring, troubleshooting and administrating of network, servers and operating systems. Over the years I have deployed, troubleshoot, tuned and optimized various networks consisting of Cisco, Juniper, Sonicwall,Dell, HP networking products. -- Cisco--- Cisco 1700 Cisco 2500 Cisco 2600 Cisco 3800 Cisco 7200 Cisco 800 Cisco 1800 Cisco 1900 Cisco 2800 Cisco 2900 Cisco 3900 Cisco RV Seriese WLC 5500 WLC 4400 WLC 2500 cisco aironet 1000 cisco aironet 1100 cisco aironet 1200 cisco aironet 1300 cisco aironet 1600 cisco aironet 2600 cisco aironet 3600 Cisco ASA 5500 Series Cisco AS 5300 Series Cisco AS 5400 Series Cisco PIX 500 Cisco Switch Catalyst 2960 Cisco Switch Catalyst 3560 Cisco Switch Catalyst 3750 Cisco Switch Catalyst 3850 Cisco Switch Catalyst 4500 Cisco Switch Catalyst 4900 Cisco Switch Catalyst 6500 Cisco 4900 4900M Series Cisco Nexus 5000 Series Cisco Nexus 7000 Series cisco Small Business 100 cisco Small Business 200 cisco Small Business 300 cisco Small Business 500 --- Juniper --- Juniper J Series ->Juniper SRX Series SRX100 SRX110 SRX210 SRX220 SRX240 SRX550 SRX650 SRX1400 SRX3400 SRX3600 SRX5400 SRX5600 SRX5800 ->SSG Series SSG5 SSG20 SSG140 SSG320M SSG350M SSG520M SSG550M --- Sonicwall --- TZ 215 TZ 210 TZ 205 TZ 200 TZ 170 TZ 180 TZ 105 --- NetGear --- AC1900-Nighthawk Smart WiFi Router AC1750-Smart WiFi Router AC1600-Smart WiFi Router AC1450-Smart WiFi Router AC1200-Smart WiFi Router AC1200-WiFi Router N900-CENTRIA WiFi Storage Router N900-WiFi Router N750-WiFi Router N600-WiFi Router N300-Trek Travel Router and Range Extender N300-WiFi Router N450-WiFi Router N300-WiFi Router N150-WiFi Router --- Routers & Firewalls -- Vyatta Pfsense MikroTik D-Link Routers and Switches CehckPoint --- fortigate --- Fortigate 30B Fortigate 30D Fortigate 50A Fortigate 50b Fortigate 60c Fortigate 60D Fortigate 100c Fortigate 100D Fortigate 150D Fortigate 300A Fortigate 300B Fortigate 300C Fortigate 300D Fortigate 1000A Fortigate 1000C Fortigate 1000D --- Zyxel--- Zywall USG Series Zywall P Series

$25.00 /hr
5 hours