Qmail Freelancers

Showing 29 freelancers

Qmail Freelancers

Showing 29 freelancers

  • Technical Solution Architect in Linux and Opensource Tech

    Senior (Level IV) Linux System admin with over 8 years of experience in installing, maintaining & troubleshooting of 100’s of Unix/Linux systems, Mailing Solutions, Virtualization, Clustering, security software etc. I am a recognized expert in open source technologies and … more

    Senior (Level IV) Linux System admin with over 8 years of experience in installing, maintaining & troubleshooting of 100’s of Unix/Linux systems, Mailing Solutions, Virtualization, Clustering, security software etc. I am a recognized expert in open source technologies and contributor to the open source mailing system and Heartbeat clusters. I have been with CSC for 3 years. I am responsible for service and project delivery, and have been leading medium/large Infrastructure projects at CSC. As a solutions architect I have good all-round ability to juggle multiple projects and meet deadlines whilst at the same time comprehending complex and interdependent business processes. My technical expertise includes Solaris, Linux, Mail and Messaging technologies, Cluster Services, Virtualization technologies, NOC management, consulting, customer support, and internal help desk support. I have also demonstrated proficiency in optimization of legacy projects, Xen virtualization, software development, mass Red Hat-based deployments, HA Linux cluster design, Qmail clusters and NOC management in 24-hour support environments. I work in a challenging atmosphere for the interest of the company and have ability to identify and then deal with a client’s needs by translating them into appropriate technical solutions. Supports and delivered IT services based on ITIL processes, such as Configuration Management, Change Management, Problem management and Incident Management Specialties: I have extensive and in depth experience on Bind, Qmail, Sendmail, OpenVZ, Xen, LVS, openldap, heartbeat, RHCS and many more.  less

    ldap virtualization nagios linux-system-administration sendmail qmail clustering 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 4 TESTS
  • RHCE/IBM-AIX Cert/ VMware, SAN-NAS Storage Admin, Qmail, Apache .

    Summary: • 8 Years of experience in the Unix(Linux and IBM AIX), Storage, Virtualization( VMware ESx and AIX LPAR, DLPAR) Administration. • Currently started working as Freelance Engineer and available full time also. • Having experience of supporting Production Environment. I Was … more

    Summary: • 8 Years of experience in the Unix(Linux and IBM AIX), Storage, Virtualization( VMware ESx and AIX LPAR, DLPAR) Administration. • Currently started working as Freelance Engineer and available full time also. • Having experience of supporting Production Environment. I Was L3 support Unix Administrator and supported (3000 Server) at IBM Data Centre UK. • Having Experience of supporting Unix Clusters ( AIX HACMP Cluster) • Having Experience of supporting Storage Device Familiar with External Storage :- SAN, FASTt, DS4000, Analyzing Fast logs, coordinating with Storage team and providing HBA, FC details, WWPN details, and configuring LUNs in AIX host using SDD and AIX commands. Building Storage Device using Open Source software Like FreeNAS and Openfiler. • Familiar with VMware:- Installing and upgrading the ESX server (ESX 3, 3.2, 3.5. Installation of Virtual Infrastructure client and Virtual Center. Managing Virtual Machines using VI client, Managing ESX server using Virtual Center. Creating Virtual Machines, template, cloning. Moving VMs one ESX to another ESX host. Troubleshooting ESX server and Providing RCA for ESX server and coordinating with VMware support team over email/phone. ESX storage management. Familiar with ESX cluster. • Familiar with AIX Virtualization LPAR & DLPAR:- Creating LPAR Profile, assigning Memory, CPU etc… dynamically using Hardware Management Console • Familiar with AIX HACMP 5.3 Cluster: - Troubleshooting 3 node and 2 node cluster, cluster verification and synchronization, creating and increasing cluster file system, doing resource group failover using C-SPOC. If cluster service failed to make resource group online then manually making resource group online. • Familiar with AIX Virtualization LPAR & DLPAR:- Creating LPAR Profile, assigning Memory, CPU etc… dynamically using Hardware Management Console • Familiar with Advance Networking: Router Configuration, Firewall Configuration (IPcop). Designed and implementation Network for Web and Email Hosting Project. Current Project • Currently implementing Web and email hosting from the scratch. • Disaster Recovery Management :- Build Storage Device In Linux. • Built Qmail Server from Scratch • Built Web Server from the Scratch • Configured Call management using OS Ticketing System. • Developing onlinedigitallibrary web site. • Configuring OpenEMR for Hospital Management • Also I have well equipped LAB. Education: BCA, PGDCA, (MSc-IT) Professional Certification: RHCE and IBM AIX  less

    aix qmail mysql vmware-esx ibm-pseries firewalls linux-system-administration database-administration mail-server-implementation clustering network-administration ibm-storage 00 more less
    • $16.67 HOURLY RATE
    • 4.6
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 5 TESTS
  • AWS Architect/Engineer/Devops

    Over the last 9 years, I have been working as technical support engineer/team leader/infrastructure architect for several large companies (hosting companies with more than 1000 of dedicated and several dozens of VPS servers, ecommerce application companies, small and … more

    Over the last 9 years, I have been working as technical support engineer/team leader/infrastructure architect for several large companies (hosting companies with more than 1000 of dedicated and several dozens of VPS servers, ecommerce application companies, small and large companies with different cloud setups from several to several hundreds of instances) My competency lies in planning, development, deployment and setup of new production environments, troubleshooting/support/improvement of existing production systems based on Linux/Unix. Have a lot of experience in automation/monitoring/backup of different distributed environments with LAMP stack and other applications, different clustering, scalability and high-availability techniques.  less

    linux-system-administration amazon-ec2 clustering bash apache-tomcat ftp dns centos ubuntu subversion atlassian-jira mysql nagios lamp-administration memcached git rightscale amazon-web-services unix-shell redis squid haproxy mail-server-implementation postfix qmail apache-administration project-management github version-control plesk load-testing devops 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 1143 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 11 TESTS
  • Experienced Windows Linux, Unix, Citrix, ESXi, Network Administrator

    Windows, Unix and Linux servers. Managing OS33 Cloud server, AWS, Deploying VDI, ESXi, Xenserver, Xenapp, XenDesktop, Avaya CallManager. Cisco, Netgear, HP Procurve, Fortinet, Watchguard, Sonicwall, Barracuda, Juniper Switch, Router, NSA configuration.

    linux-system-administration unix-system-administration qmail lotus-notes nagios vmware-administration adobe-photoshop adobe-illustrator technical-documentation technical-support windows-administration pfsense squid vmware-esx postfix citrix-xenserver citrix-netscaler 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 5476 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 10 TESTS
  • Senior System Administrator, Security officer, Migration engineer, SSD

    SUMMARY Specialties: Information Technology / Internet / IT Division / Computer security/ Internet Services / System Administration/ Webmaster Support / Web Analysis/ SEO / SEM / Internet Marketing Web hosting services (SSD hosting solutions) EXPERIENCE: d(-_-)b Linux/Windows system administrator, Operations team EuroVPS/WebDomSolutions January … more

    SUMMARY Specialties: Information Technology / Internet / IT Division / Computer security/ Internet Services / System Administration/ Webmaster Support / Web Analysis/ SEO / SEM / Internet Marketing Web hosting services (SSD hosting solutions) EXPERIENCE: d(-_-)b Linux/Windows system administrator, Operations team EuroVPS/WebDomSolutions January 2012 - May 2013 Greece, Athens Responsibilities: - Tickets; - System administration and monitoring. Theoretical and practical skills: - Operating Systems: RedHat/CentOS/Fedora, Debian/Ubuntu, FreeBSD, Windows Server 2003/2008; - Virtualization: Virtuozzo, OpenVZ, VMware, Onapp Xen, Apache CloudStack; - Setup/configuration: nagios, kayako, racktables, confluence, observium, nginx, php-fpm, liteSpeed, Apache CloudStack, Hostbill, WHMCS, redmine; - Control panels: Plesk, WHM Cpanel. - Database Administration: SQL Server, MySQL, MariaDB ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ <( -'.'- )> freelancer SEO freelance October 2010 - March 2012 (1 years 6 months) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ o(^_^)o System Administrator / Techsupport Webintellects/Webhostgian/Jumpline/Webdomsolutions November 2010 - March 2012 (1 year 5 months) US, Ohio Responsibilities: - Live Chat support, Tickets; - System/Server/Control Panel administration; - Nagios monitoring; - Internet research and work with technical documentation. Operating Systems: * RedHat/CentOS,Fedora * Windows server 2003/2008 * VPS setup and configuration (Parallels Virtuozzo Containers); Advanced theoretical and practical skills in such areas: - Operating Systems: RedHat/CentOS/Fedora, Windows server 2003/2008; - Virtualization: VPS setup and configuration (Parallels Virtuozzo); - Security: Advanced knowledge of Linux security, Firewalls ( IPtables, CSF, APF, BFD, Fail2Ban), Encryption ( SSL), SSH, Host Security Auditing; - Software: Apache servers (versions 1.3.x/2.2), DNS (BIND 9), QMail, Sendmail, exim, LAMP, Plesk/Exim/Cpanel (installing/upgrading/maintaining), Drupal, Wordpress, Joomla, OsCommerce applications, Yum/RPM usage; - Database Administration: SQL Server 2003/2008, MySQL, MS access. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ b(^_^)d Internet Marketing Specialist || Web Analyst DCoM Soft, Inc. December 2009 – August 2010 (9 months) Responsibilities: - Internet Marketing strategy and tactics - Information architecture and Web site content planning - Research of partners - Internet Market Research - Research Usability Design - Online promotion of company's web-based products Skills: - Search Engine Optimisation (SEO) - Paid online Marketing / Pay per Click Management (PPC) - SEO Copywriting/Editing - Social Media Optimization and Marketing (SMO/SMM) - Experience running USA-targeted social Marketing - Writing press releases - Social networking (Twitter, Facebook, Google follow etc) - Google Products, AdWords/AdSense, Google Analytics, Webmaster tools, Google Merchant, etc. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ \(^_^)/ Customer Relations Representative || Advanced Technical Agent Ecommerce, Inc. May 2007 – October 2009 (2 years 6 months) Responsibilities: - Sales, billing and technical support in solving problems reported by clients; - Chat, helpdesk system, correspondence; - View, Adaptation, "repair" clients' sites; - Basic server/service diagnostic and reports to sysadmin department; - Internet research and work with technical documentation; - Work in team. Basic theoretical and practical skills in such areas: - Linux / Unix OS, Windows server 2000/2003, Windows XP/98; - Servers: Apache, bind, sendmail, ProFTP, MySQL, SQUID / SOCKS, MSSQL, Samba; - Easy coding: PHP, PERL / CGI, HTML, JavaScript, CF, ASP,. NET, C + +; - Widely used protocols (HTTP, HTTPS, SMTP, POP, IMAP, FTP (s), TCP / UDP, etc); - HSPHERE control panel (versions 2.3 and 3).  less

    wordpress plesk cpanel joomla nginx php centos nagios mysql network-administration security atlassian-confluence virtuoso openvz vmware-administration fedora ubuntu bash seo sem ftp exim qmail postfix ssl linux-system-administration lamp-administration database-administration windows-administration project-management virtual-assistant tcp-ip internet-marketing network-security google-analytics redhat-administration css unix-system-administration unix-shell virus-removal apache-administration phpmyadmin red5 00 more less
    • $28.88 HOURLY RATE
    • 5.0
    • 764 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 16 PORTFOLIO ITEMS
    • 20 TESTS
  • Web/Mobile Software Engineer/Developer

    grow up into independent successful Web/Mobile Software Engineer/Developer > from hardware power supply up to public social clouds > imagine future trends looking right now around the roots > growing up and supporting internet web projects and 'ria' apps > providing integration … more

    grow up into independent successful Web/Mobile Software Engineer/Developer > from hardware power supply up to public social clouds > imagine future trends looking right now around the roots > growing up and supporting internet web projects and 'ria' apps > providing integration for different types of solutions > establishing links and designing overview Software: Programming and scripting languages: script - ECMAScript, VBScript, JavaScript, JS Frameworks (JQuery, KineticJS, libcanvas) server side - Java SE, PHP, python, sh/zsh/bash, awk/sed/perl Development and maintenance of web applications based on: WordPress, Joomla, Drupal, Symfony2 framework, Yii framework SQLite, MySQL, Memcache PHP, XML, XSLT, HTML, CSS/JavaScript Servers administration: AWS EC2 instances PBAS, HSPc, Virtuozzo, Plesk VMWare ESX/vSphere Apache, MS IIS, Tomcat Qmail, Sendmail, MS Exchange, MailEnable MS DNS, Bind MS Active Directory Nagios, Zabbix, Bacula Database administration: Oracle, Interbase, MSSQL, MySQL OS Administration: MS Windows (Desktop&Server versions) Linux (RedHat & Debian based distros) HP-UX, Solaris Hardware: Designing and developing IT infrastructures: Public Telephone Networks, VoIP complexes local and distributed networks various connection channels (LAN, ISDN, xDSL, WiFi, broadband) Buildling, configuring, installing, maintaining servers (HP, Sun, Intel, Dell, IBM), network equipment (D-Link, Cisco), workstations Diagnostics and removal of hardware problems Workflow: Gathering, analyzing and documenting tech requirements, development tasks, product description; software re-engineering Participation in official public correspondence and other communications Planning and estimating  less

    security linux-system-administration ubuntu centos bash unix-system-administration hp-ux solaris-administration unix-shell windows-administration iis virtualization openvz vmware-administration vmware-esx lamp-administration ssh apache-administration nginx plesk whm cpanel dns ftp smtp database-administration sql mysql oracle-database mail-server-implementation sendmail qmail exim mailenable spamassassin amazon-web-services amazon-ec2 amazon-s3 technical-support helpdesk-support nagios zabbix website-development version-control git github oop html xhtml xml css php regular-expressions ajax javascript jquery drupal wordpress joomla network-planning network-administration tcp-ip firewalls iptables vpn openvpn project-management agile-software-development requirements-analysis asp.net-mvc google-analytics eclipse bacula software-testing software-qa-testing 00 more less
    • $12.99 HOURLY RATE
    • 5.0
    • 137 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Labtech, , Kaseya, Connectwise, MSP Consultant, NOC Support

    Having more than 6 Years Practical Experience in System administrations in following areas: Microsoft Server: Windows Server 2k3, 2k8, &2k12 & SBS Server 2k3, 2k8 & 2k11, Active Directory (AD), Raid, Server Monitoring, Domain Controller(PDC), ADC, IIS, Plesk DNS, DHCP, RIS … more

    Having more than 6 Years Practical Experience in System administrations in following areas: Microsoft Server: Windows Server 2k3, 2k8, &2k12 & SBS Server 2k3, 2k8 & 2k11, Active Directory (AD), Raid, Server Monitoring, Domain Controller(PDC), ADC, IIS, Plesk DNS, DHCP, RIS, VPN, RIS, WDC, WSUS, Backup & Disaster Recovery, GPO,Hyper-V, ISA 04 & 06. TMG 2010, Forefront Security, Backup and Disaster Recovery, Load balancer, Failover Clustering, MS Office 2K3, 2K7 & 2K10, Office 365, Win 98, Win 2k, Win Xp, Win Vista, Win 7, Win 8 etc Sharepoint Server 2k7, 2k10 etc Cloud Support: AWS (VPC,EC2,S3,SES,Cloudfront), VPS, Cloudshare, Rackspace, Godaddy, Myhosting etc. Migrations of Database, Servers, Websites etc Hosting Solutions. Mails Servers: Microsoft Exchange Server 2k3, 2k7, 2k10 & 2k13, Lotus Domino Server. H MAIL Server. Q Mail, Send-mail, SMTP Servers Bulk Mails Servers.Backup and Disaster Recovery, Load balancer, Failover Clustering.Google Apps. Linux: Fedora, Ubuntu 10.04, Opensuse 11.4, Open Solaris, Sun Solaris, Centos 5.5, LAMP system administration, Adobe Media Player, Red5, SSL, MySQL, PostgreSQL, Oracle, Apache, Nignix, Tomcat, Squid, Proxy, VPN, DNS, Zimbra, Cluster, Monitoring tools and Alerting system such as Nagios, Cacti, MRTG, Zimbra,Cpanel, WHM ,WEBSITEPANEL,WHMCS etc Database: SOL Servers 2k, 2k5 ,2k8 & 2k12. MySQL, SAP Business One etc Backup and Disaster Recovery, Load balancer, Failover Clustering. Virtualization Support: Openvz, Xen, MS Hyper-V, VMware vSphere, vCloud Suite, vCenter Operations Management Suite, vCloud Director, vCenter Site Recovery Manager, vSphere Hypervisor (ESXi), vCloud Networking and Security , MS Hyper-v etc. Data Backup of virtual machines and restoration. Migration from different platforms to virtual machines and vice versa. Anti-Virus Support: Symantec Endpoint Security for Server & Clients, Bitdefender etc. Removing malware from sites, Scanning the Server for Trojans, viruses, Data Security, System Security, Network Security MAC Support: Mac Servers, Mac DNS, Mac DHCP. Installation, Configuration, Backup and Disaster Recovery. Cisco Support: STP, VTP, VLAN, RIP, IGRP. EIGRP, OSPF, Access Lists,Redistribution of protocols etc Cisco Routers & Switches. Firewalls ASA, Pix, Palo Alto etc Third Party Support: Images Software’s Norton Ghost, Hiren’s, and Acronis Backup Troubleshooting etc I am quick to learn and adapt to new situations, configurations and technologies. My greatest strength is my ability to walk into a new environment and be functional immediately.  less

    microsoft-excel-powerpivot data-entry microsoft-access microsoft-powerpoint web-design windows-xp-administration email-handling windows-administration cpanel windows-8-administration windows-7-administration microsoft-small-business-server-administration microsoft-exchange-server mail-server-implementation isa-server amazon-web-services microsoft-sql-server-administration microsoft-virtual-server vmware-administration kvm-virtualization microsoft-sccm microsoft-scvmm vmware-esx dns dhcp centos whm domain-migration data-recovery translation network-security qmail 00 more less
    • $11.11 HOURLY RATE
    • 4.8
    • 47 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • Linux Expert with more than 15 years of IT experience.

    • Working as a General Manager with more than 15 years of IT experience mainly in systems administration. • Handling Level 3/4/escalation tasks as a Supervisor/Manager/Tech Head for a Remote infrastructure company. • Skilled in handling domestic as well … more

    • Working as a General Manager with more than 15 years of IT experience mainly in systems administration. • Handling Level 3/4/escalation tasks as a Supervisor/Manager/Tech Head for a Remote infrastructure company. • Skilled in handling domestic as well as overseas customers and providing remote tech support. • Strong experience in the setting up, securing and managing live servers. • Hands on experience working at the Internet Data Centre. • Strong skills in *nix Servers administration. • Worked extensively in shell scripting. Created shell scripts for Reporting, data handling, automation used in a leading Telecom Company. • Excellent Verbal and Written communication skills. Specialties Server Administration, Server/Desktop Virtualization - VMware/Xen/Citrix Xen/KVM/Parallels/OpenVZ, Shell Scripting, Server Security, IDC support, Remote Infrastructure Management, Database Administration.  less

    linux-system-administration virtualization rackspace-cloudservers mail-server-implementation microsoft-hyper-v-server microsoft-virtual-server virtuoso openvz centos ubuntu fedora apache-administration jboss php lamp-administration mysql sendmail postgresql postfix exim qmail cpanel plesk whm dns sip database-administration technical-support helpdesk-support vmware-administration vmware-esx 00 more less
    • $10.00 HOURLY RATE
    • 4.0
    • 48 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
    ASSOCIATED WITH:
  • Systems and Network Administrator

    I have had the opportunity to work with companies which help me grow and improve my skills by sending me to trainings, seminars, and exposed me to scenarios which requires critical problem solving skills.A part of the hands-on trainings … more

    I have had the opportunity to work with companies which help me grow and improve my skills by sending me to trainings, seminars, and exposed me to scenarios which requires critical problem solving skills.A part of the hands-on trainings are Basic systems security, Linux systems administration, Oracle database administration, and Oracle performance tuning.On the job experience that enhances my skills are email system setup and maintenance, Linux system and firewall, DNS, OpenBSD/FreeBSD and packet filter, Windows system, and hardware and software trouble shooting.These skills and knowledge I want to share and further improve by providing competitive service and expertise to employers.  less

    dns linux-system-administration freebsd openbsd apache-administration qmail ssh oracle-application-server nagios ftp mysql oracle-database vmware-esx 00 more less
    • $7.78 HOURLY RATE
    • 5.0
    • 2792 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
  • RHCE,Microsoft,Cisco Certified Windows & Linux Network Administrator

    Over the last 7 years I have worked on various windows & Linux Servers,Configuring Control panels,Script installation (windows NT4.0 ,Windows2000Server ,Windows 2003 Server&Windows; 2008 Server)Red hat EL3&4,Fedora core ,FreeBSD,Debian ,Installation &configuring; MSSQL, Mysql … more

    Over the last 7 years I have worked on various windows & Linux Servers,Configuring Control panels,Script installation (windows NT4.0 ,Windows2000Server ,Windows 2003 Server&Windows; 2008 Server)Red hat EL3&4,Fedora core ,FreeBSD,Debian ,Installation &configuring; MSSQL, Mysql, All other script installation, IIS 6.0 & IIS7 configuration& Administration single site and multiple site deployment and migration .Website deployment etc.. Expert in managing hosting accounts hosting servers via SSH and control panel Both windows&Linux; various flavors FreeBsd, redhat fedora, suse,Ubuntu server,Debian Mail server (Postfix,DBmail,Dspam,Spamassassin,Mail enable Configurations)  less

    windows-administration lamp-administration mysql jboss sugar-crm plesk cpanel qmail amazon-web-services 00 more less
    • $8.89 HOURLY RATE
    • 5.0
    • 842 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
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