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Last updated: October 1, 2015

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Asim Iqbal

Asim Iqbal

LAMP, Squid, IPCop, VPN,OpenVPN, DNS, DHCP, Mysql , Apache,Glassfish

Pakistan - Tests: 11

Joined Pre-Opening Team Of Ramada Hotel Islamabad in November 2011, Coordinate with project and management for all Information Technology, Telecommunication, Networks, Applications i.e. Communication System with Digital, Analog, IP, SIP on Wired/WiFi, Appliance Server over optic fiber for hardware fail over, Nayatel/2M-Grundig Digital Interactive TV Solution and upgraded to all IT/Computer related matters. Highlighted all related issues. Design all IT Related infrastructure i.e. System deployment, Network with VLANS, POE Switches, Telecommunication i.e. ONU/SDH & all related. Coordinate with management and project for all related issues. Electronic lock system and all interface setup. Design IT Policies and standing operating procedures. Design system securities in all aspects. Reliable Internet Solution for all guest rooms and administration. Coordinate with project and installers for major issues & its solution. Provide technical support for usability issues and critical site problems, as needed. Improve EMIS & Data Security by implementing hardware & software firewalls. Office automation plans, IT requirements & yearly budget. Working actively with software developments team and providing them support in system administration related developments. Working actively with Business developments team and providing support to our clients (GEO television networks, Telenor Pakistan, Ufone, Zong, Wardtelecom etc) Installation Configuration and maintenance of Intel Blade Server. Configuration of CISCO routers for WAN and VPN Configuration of IPCOP and VPN OPEN VPN Server configurations DNS (bind) configuration DHCP configurations IPTABLES configurations VMWare ESX and VMWare ESXI configurations Postgresql, Mysql configurations Apache Tomcat configurations Glass Fish, Portal Server configurations Open MQ configurations Webspher MQ configurations Sun Java System Message Queue Centos, Redhat Enterprise Linux, Ubuntu Installation of additional/system software’s and configuration of SAMBA, FTP Server, DNS Server, Apache Web Server, DHCP, Mail Server (Send mail, Postfix, Qmail), squirrel mail, SSH, Network based installation, Firewalls (IPTables), MRTG, NTP, Squid (Proxy Server), squidGurad, NFS, Web Hosting, Domain registration, and My SQL on Linux/Unix. Configure And Maintain Mail Server using sendmail, MailScanner and Spamassassin, Web and Proxy servers of the organization. Installation of Cisco devices configure VLANs , Rack mounting etc. Maintenance & administration of 50 computers network, Active directory Users, Groups, file/DNS/Print/DHCP/DFS/ RIS/FTP servers, Improved network documentation & diagrams, Day-to-day support of technical trouble tickets including LAN users & Group, Meet with top management to determine user technical needs, goals & testing of new networking equipments & software’s for corporate procurement . DSL modem configuration (Port forwarding , NAT , IP Filters , Etc) Provide Web hosting solution using LAMP.Technical IT leader with 7 years of experience in cross-platform systems & network administration, providing innovative solutions for Fortune companies. Skills encompass a broad spectrum of IT services, and include extensive knowledge in systems management, system administration, IT security, fault tolerant system design, multi platform systems integration and network management. Computer Skills: Operating Systems: Windows, RedHat Linux, Fedora, CentOS, Ubantu. Network Services: Microsoft Active Directory (MSAD), Samba, Microsoft Cluster Service (MSCS), Veritas High Availability, Windows Network Load Balancing (NLB),Windows Terminal Services (WTS), Network Information Service (NIS), Network File System (NFS), Secure Shell (SSH), Internet Information Server (IIS), Apache; Domain Naming Services (DNS), Dynamic Host Configuration Protocol (DHCP), File Transfer Protocol (FTP), Squid, VMWare. Network: VPN concentrators, switches, WIFI, and routers; Rapid Spanning Tree, VLANs, Trunking, Wireless Distribution, Wireless Protected Access Virtualization: VMWare ESX Server, Microsoft Virtual Server Security: ISA Server, Internet Scanner (IS), Microsoft Baseline Security Analyzer (MBSA), Netstumbler, Network Mapper (Nmap), SSH, SSL, IPchains, IPtables, TCP Wrappers, Tripwire, port scanners, password crackers. My-SQL Data Protection, Kickstart, MailEnable, Sendmail, Exim, Postfix, Sourcegear Control Panel: Plesk, CPanel/WHM, Webmin, Turbopanel, x86_64.

$15.00 /hr
0 hours

Daniel Yavorovich

Daniel Yavorovich

System Administrator

Ukraine - Portfolio: 1

Operating Systems ● FreeBSD ● Linux Security ● iptables ● openssl ● jail ● clamav ● mod_security ● mod_clamav DNS ● Bind ● PowerDNS (+PostgreSQL / +MySQL) HTTP ● Apache ○ MPM: prefork, worker ○ mod_ssl, mod_php, mod_wsgi ● Nginx ○ Access control ○ Autoindex ○ Fast-CGI ○ uWSGI ○ Proxy ○ Cache ○ SSL ○ upload_progress_module ○ Control panel integration ■ Virtualmin ■ DirectAdmin ■ Plesk Proxy ● squid ○ basic auth ○ transparent proxy ○ cache ● 3proxy ○ http/socks ○ auth Raid ● Linux ○ md(0,1,5,6,10) ● FreeBSD ○ Gmirror / Striping File Systems: ● Ext 2,3,4 ● ReiserFS ● XFS ● OCFS2 ● ZFS (port to FreeBSD) ● CEPH CVS ● SVN ● Mercurial ● GIT ○ GitLab ○ GitoLite Backup ● rsync ● BackupPC ● Bacula FTP ● ProFTPd ● VSFTPD File sharing ● NFS ● SAMBA Control Panel ● Direct Admin ● Webmin+Virtualmin ● CPanel ● ISP-config ● Plesk Automatization ● Puppet ● Saltstack Monitoring ● Zabbix ● Nagios ● Munin ● Monit Network Understanding of theoretical and practical foundations of the networks (Data link, Network, Transport, Application Layers). VPN ● OpenVPN ● PPTP Database (SQL) ● MySQL (+MariaDB, +Percona) ● PostgreSQL Database (NoSQL) ● ElasticSearch ● Riak ● MongoDB ● Cassandra ● Redis Virtualization & Containerization ● KVM ● XEN ● OpenVZ ● LXC ● Docker ● Vagrant Cluster ● DRBD ○ master-slave ○ master-master (+ocfs2) ● Heartbeat ● Pacemaker Development ● actively use: ○ shell (bash, sh) ○ Python ● Frameworks ○ Django ○ Flask ○ Twisted ○ Tornado Cloud Solutions: ● AWS (EC2, S3, CloudFront, Route53) ● DigitalOcean ● RackSpace

100% Job Success
$33.33 /hr
46 hours

Jayson Cena

Jayson Cena Agency Contractor

Linux(Debian/Red Hat),Oracle DBA, Linux Cluster Admin,Virtualization-H

Philippines - Tests: 4

To obtain a position that will enable me to experience and learn new ideas on system administration like complicated enterprise infrastructure design specially high-availability and fault-tolerant infrastructres. My core competency lies in designing new system infrastructure using open-source software. I also have some experience in VB6, ASP, PHP.

Associated with: ClusterFoundry Agency

$26.67 /hr
1,137 hours

Narendrasinh B.

Narendrasinh B.

Expert C#, VB.NET, ASP.NET, PHP Project Manager & Developer

India - Tests: 2 - Portfolio: 3

To provide quality service where customer satisfaction is the main motto by utilizing in depth knowledge of team management,web programming,QA Verification,Descriptive Documentation,Domain & Web Server Management & Configuration,Jhoomla & Wordpress Integration with any type of Complex Plugin,PHP Programming,Expert & Smart PL/SQL Skills,Apache & IIS Configuration Management,Google Apps Integration,Detailed Knowledge of Health Care,School Management,Payroll,Accounting,E-Commarce,Portals,Shopping Cart based Applications,Desktop Applications,RFID Integration,Hardware Integration with Software Module,VSS Server,Remoting VSS,Logmein,GoToMyPC,Teamviewer,Adobe Photoshop,Dreamweaver,Digital Rights Management,AJAX,HTML,CSS,Windows Services,Web Services,XML,SOAP,OOP,UML,Mobile Applications,Domain Registration,Transfer & integration with live/static IP,Cpanel Configuration & Management

74% Job Success
$13.33 /hr
46 hours

Vishal K.

Vishal K.

Linux Admin

India - Tests: 4

Linux Admin with more then five years of experiences. I worked with hosting company, corporate Training company and some live migrations. 1. Client :- Venus Garments (INDIA) Ltd. Migration from Windows Active Directory to Open Ldap Migration of 150 Windows Clients to Linux Migration of NComputing Devices from Windows to Linux 150 Clients Data Migration From Windows to Linux Configure open stack server Configure virtualizations server (KVM. VMWARE) 2. NIC (National Informatics Centre) PUNE Red Hat Enterprise Virtualization (RHEV 2.2 to RHEV 3.0) Migration Done In NIC (National Informatics Centre) Done Clustering Active/Passive over 2nodes Done Installation,Deployment and Troubleshooting of Hypervisors Live Migration Testing Network Bonding Done for Network Fail-over Device Multipating with SAN Storage Red Hat Clustering Done with HA LVM on RHEV manager Data Center Create for Testing , Production and Database

$5.00 /hr
0 hours

Manish S.

Subject Matter Expert in Microsoft Technology (Implementation Expert)

India - Portfolio: 1

Technically sophisticated & result driven professional with ITIL 2011, MCSA, RHCE & CCNA with nearly 6 years of experience in Networking and System Administration/ Support. Along with qualifications in M. Sc in Computer Science Technology & Post Graduate Diploma in Computer Application.  Insightful experience in implementation, operations and support functions of mission- critical business solutions using IT as a tool.  Well developed skills in providing technical solutions based on various Operating Systems, Applications Concepts & Servers, cutting across a broad range of Networking/System Technologies.  Demonstrated strengths in maintaining the entire IT Infrastructure at client site covering all issues related to SW/HW & Networking. Exposure to administration across multiple locations.  Competent in planning, implementation, configuration and maintenance including troubleshooting. Recognized as an important resource in a team.  Acknowledged performer with high analytical, interpersonal skills and problem solving skills. Excellent communication skills, enriched with logical reasoning.  An effective communicator with strong team management, leadership, analytical and coordination abilities Systematic and organized with quick adaptability to changing trends and processes. Proficient in English & Hindi. System/Networking Projects o Leading the team of technical professionals during the development stages. o Managing IP allocation and ensuring minimal downtime of machines. o Installing and configuring the hardware/ software/ mail servers, ensuring optimal performance. Technical Support/ Troubleshooting o Conducting periodic reviews with the customer and analyzing calls and their trends to take proactive measures to reduce knowledge-based calls. o Suggesting improvements in the operations and processes to make the system foolproof. Technical Skill Set Operating Systems: o 06 years Windows Servers (2008, 2003,2000) o 05 years Linux (SuSE, Redhat, Centos, Debian, Ubuntu) o 04 years MacOS X (Desktop) o 02 Years Fortigate Product Support i.e. 60C, 80C, 200D Microsoft Network o Knowledge of Implementation of AD, Domain Controller, MS Exchange Server, MOSS. o Implementation and performance tuning of Windows 2003 Server environment for client’s operations. o ADS like “creating child domain, OU’s, replication, creating and maintaining user accounts”. o Managed systems configuration and maintenance, problem troubleshooting, system and program security. o Managed Applications and program management, planning and directing upgrades, and testing operations to ensure optimum system functionality. System/Networking: o Complete understanding of TCP/IP, UDP, ICMP. o Network troubleshooting, LAN IP Accounting & Various Server configurations o Physical network maintenance and upgrades & Basic switch and router maintenance o FortiGate Firewall working Experience, i.e. 60C, 80C, 200D. o DHCP , SNMP , Load Balancing , MRTG, IPTraf, TCPDUMP etc. Security: o Advanced knowledge of Linux security o Secure internet services, with squid Proxy and Iptables firewall. o Security Policy Designing, Implementation o Firewalls (Iptables, Netgear, IP Filter, Fortinet) o LAN/WAN security, Network/Host Security Auditing, Vulnerability Scanning (Nessus). Software: o Apache HTTP/HTTPS servers (versions 1.3.x/2.0). o DNS (BIND 4/8/9) POP, IMAP, IMAPS. o Mail Services (Postfix, QMail, Zimbra, Postfix, MS Exchange 2007&2010) o Antivirus Packages (Symantec Endpoint Protection, Trend Micro PC-cillin ) o X Window System (configuring servers, desktops, application servers, XDM) o Packages & Tools (SCSM 2012, MIIS, MOSS, Sugar CRM, Vtiger CRM, JIRA, Joomla) Database Administration: o MySQL, MSSql (Installation, Configuration, Backup schedule, ) Programming/Scripting: o Intermediate level, mostly systems automation and maintenance tasks. o Batch & Shell scripting. Hardware: o Met with Vendors to provide new technology (Software, Hardware, Tools, and Device) to enhance the Windows network architecture o All forms of x86 hardware (from laptops to quad Xeon CPU servers) o Cisco routers/switches/terminal servers o Lots of co-location facility experience, large server installations, racking, power management, etc

$8.89 /hr
0 hours

Jeffrey Ong

Jeffrey Ong


Philippines - Tests: 5 - Portfolio: 4

8+ Years of Experience in System and Network Administration Operating system: Ubuntu, Debian,CentOS,Red Hat, Windows Server (2003,2008,2012), XP, Vista, Win7, OSX Server: AWS, EC2, S3, EBS, Digital Ocean, Rackspace, Hostgator, Godaddy, Active Directory, Samba4, VMware Vsphere, Xen Server, Apache,Tomcat, Nginx, Samba File Server, Free Radius, Openfiler, LTSP Server,ISPconfig, Zpanel, Cpanel, Plesk, Linux/Windows Terminal Server, DNS, Bind, MS Excange 2013, Zarafa, Resara, Postfix, Dovecot, Cloud Computing, High Availability. Security: IPsec, PPTP,SSH, SSL/TLS Untangle, ISA, Zentyal Hardware: Laptop, PC, Router, Switch, Printer, HP server, NAS, SAN Website Application: Wordpress, Magento Ecommerce, Woocommerce

100% Job Success
$22.22 /hr
1,870 hours

Bogdan daniel S.

Bogdan daniel S.

VCP, MCSA, Exchange, Vmware, HyperV, Servers Expert Admin

Romania - Tests: 8 - Portfolio: 1

10+ years experience in Information Technology (IT) Major areas of expertise: VMware and Microsoft virtualization technologies. Designing and implementing fault-tolerant virtualization clusters SAN and NAS systems (iSCSI, FC) Windows 2003 / 2008 / 2012 Server * Active Directory * Microsoft ISA Server and TMG * Clustering * MS Windows XP/Vista/7/8 desktop/workstation operating systems * Centralized anitivirus systems WSUS * TCP/IP, Switching and Routing * Firewalls IBM, HP, Dell Servers * DNS, DHCP, Wins * Print Server * File Server * Network and Servers documentation * LAN hardware/software administration, design, installation and configuration * Print Server * LAMP Administration * Linux services : squid, postfix, dovecot, firewall, ldap, mysql, nagios, dhcp, bind etc Certifications: MCP - Microsoft Certified Professional MCSA - Microsoft Certified Systems Administrator VCP - Vmware Certified Professional VCP-510 * VCA-DCV - Vmware Certified Associate Data Center Virtualization.

Groups: Microsoft Certified Professionals

100% Job Success
$22.22 /hr
2,674 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