Windows Administration Microsoft Exchange Server Freelancers

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  1. Aaron H.

    Aaron H.

    Cisco UC Specialist/Expert - 10 Year CCIE

    United Kingdom - Last active: 17 days ago - Tests: 3 - Portfolio: 2

    A specialist in the full range of Cisco Unified Communications with full CCIE Voice qualification dating back 10 years, and over 15 years experience in IT primarily as a Cisco Channel Partner lead engineer in the UK. Strong design, deployment, administration, development and troubleshooting skills in: Communications Manager (CUCM/CallManager from version 3.1 to 10.5) Communications Manager Express Voice Gateways (TDM, Analog), CUBE/SIP, H.323 Contact Centre Express (UCCX/IPCC Express) Scripting, Deployment and Custom Reporting with Historical Reporting Client (HRC) and Cisco Unified Intelligence Center (CUIC) Presence/Jabber, Unity (Voicemail, Unified Messaging) Cisco UCS and VMware Unified Attendant Consoles (CUBAC, CUDAC, CUEAC, Attendant Console Advanced/Standard, and ARC Premium) I also have extensive networking experience, as well as significant experience with Microsoft Windows Server/Exchange and associated technologies and products. I have development skills in Java, MS SQL and Informix and various other scripting and programming languages such as PowerShell. I have experience with many Cisco-specific APIs especially with UCCX and CUCM.

    $100.00 /hr
    201 hours
    5.00
  2. Bhushan Katariya

    Bhushan Katariya

    Microsoft Windows and Exchange Analyst

    India - Last active: 1 month ago - Tests: 3

    A Highly motivated and result-oriented individual with over 10 years of experience in a professional environment having a great work culture and meticulous attention to detail with emphasis to customer satisfaction. Ability to achieve set targets and goals in a timely manner. Microsoft Certified System Engineer in Windows Server 2003 with Exchange and Technology Specialist in Windows Server 2008. Extensive hands-on experience in configuring, monitoring, upgrading, migrating and maintaining systems running Microsoft Exchange Server suite (2003 to 2013). Extensive hands-on experience in configuring, monitoring, upgrading, migrating and maintaining systems running Microsoft Active Directory Services(2003, 2008). Extensive hands-on experience in configuring, monitoring, and maintaining systems running Microsoft Cluster Services. Extensive hands-on experience in configuring, monitoring, upgrading, migrating and maintaining systems running Microsoft SharePoint Services(MOSS 2007). Troubleshooting Windows Server related issues(AD, DFS, IIS, DHCP, DNS, and WSUS) Projects, Installations, Configurations and Migrations etc. Configuring and troubleshooting on Mailbox, CAS, and Hub and Edge server roles installations. Configuring High availability solutions like Local Continuous Replication/Cluster Continuous Replication/Standby Continuous Replication technologies. Troubleshooting on Mailbox Migration, Public Folder replication, Database Inconsistency, Exchange services, Offline Address Book, Recovery Storage Groups. Implementing Disaster Recovery in exchange servers for recovering exchange information. Configuration and Troubleshooting External Mail flow (Inbound/Outbound), Mail flow between servers, Spam issues, Edge Synchronization. Configuring Anti spam/Transport agents, Application Relay, SMTP/Transport service problems. Analyzing and evaluating issues using various tools and utilities like EXBPA, EXTRA, ExMon, PFDAVAdmin, Exmerge, DCDIAG, NetDiag, NLtest, telnet, Replmon, AD modify, ADMT, MFCMAPI, etc. Installation, Configuration & Monitoring of Trend Micro Internet Messaging Security Suits & Symantec Endpoint Security. Basic Hygiene & Server hardening of all Windows OS, Linux OS & Subsystems likes IIS, ADS, and SQL Server etc. Security Health Check of all Windows & Linux OS. Ensure documentation of all activities & procedures adhering to organization standards.

    $13.33 /hr
    316 hours
    4.83
  3. Oleg Burca

    Oleg Burca

    System, Network and Hosting administrator. Wordpress Specialist.

    Moldova - Last active: 1 day ago - Tests: 4 - Portfolio: 2

    Hi, I am Linux and Windows administrator, with more than 8 years experience. Currently I'm working as DevOps specialist and SysAdmin for a development company. We create websites, online shops, APIs, applications and much more. I manage about 50 virtual and dedicated servers hosted on AWS, in our DataCenter and all around the world, runing on Windows Server 2008/2012 and Linux Ubuntu/Debian/CentOS. Most of them are Web Servers, but there are also DataBase servers, Mail, FTP and Application servers. Previously worked as engineer in a hosting company and was responsable for installing new services, configuring hosting servers, backup configuration, monitoring and clients support. Managed about 70 servers. I have good network administration skills and a lot of experience with WordPress. Worked a lot wit different panel for hosting, billing, datacenter administration, virtualization, VoIP and other. Latest year, most of projects managed by were hosted on AWS (Amazon Web Services). I am familiar with technologies, the abbreviations of names of those could scare many people: RDS, EC2, Reserved Instances, ELB, SES, SNS, AMI, IAM, S3, VPC, Elasticache, Route53, CloudWatch and others. I can help you plan, configure, scale, monitor, reduce costs of your AWS services. So, what can I do for you?! * First of all I can setup for you a Web Server. IIS on Windows, or Apache/Nginx on Linux. It can be also a mixed configuration with Nginx as frontend and apache for backend. It can be proxy, caching or load balancing configuration. Configure SSL certificates. * I can setup a mail server based on Postfix/Dovecot with antispam and antivirus functionality, with SSL/STARTTLS security. You will be able to use a webmail or dedicated client. * I can setup a File/FTP/WebDav server. * I can setup a MySQL server with PHPMyAdmin. * I can setup a backup solution for your server(s). * I can setup a DNS Server and solve all messing with domains and records for different purposes. * I can setup a virtualization server. * I can setup VoIP server (based on Asterisk/FreePBX). Configure trunks, extensions, conferencies and caller groups. * I can setup a Firewall or/and Gateway server, routers and switches. * I can setup or improve security for your server(s). * I can help you design scalable and reduntant cluster for web, database or application. * I can configure hosting services on AWS, estimate and optimize costs (Most experienced with EC2, RDS, ELB, Route53, SES, SNS). * I can setup Windows Exchange server. * I can setup Windows SharePoint server. * I can configure any business services offered by Google, Microsoft, Yandex or other. * I can migrate your site(s) to another hosting account or server. * I can improve your WordPress website performance and secure it. * I can assist or train you on all stuff about.

    $11.11 /hr
    0 hours
    5.00
  4. Giorgi Javakhidze

    Giorgi Javakhidze

    MCITP | Vmware | Windows - Linux Systems Administrator

    Georgia - Last active: 12/17/2013 - Tests: 6

    In the last 3 years, I have administered many IT networks, managing over 1000+ users. My core competency lies in complete managing of windows - linux based networks, including Active Directory, Exchange, MS-SQL, virtual clouds, based on VMware / Hyper-V and EVA Storage Area Network. I have deep experience in the following software solutions: Basic server services ( DNS, DHCP, WSUS, Vpn, etc. ) Windows 2003/2008 Server Windows 2003/2008 Active Directory Lync Server, Exchange Server, SharePoint Server. Monitoring: SCOM, Nagios Web Server: IIS, Apache Mail Servers : MDaemon, Postfix. Database: MSSQL, MySQL. Proxy / firewall solutions ( Squid, TMG, ISA ) VMware vShere and vCloud: ESXi, vCenter, vCloud Director, vShield

    $15.00 /hr
    183 hours
    5.00
  5. Victor oloan alexander D.

    Victor oloan alexander D.

    Experienced System Administrator (Linux/Windows)

    Indonesia - Last active: 18 days ago - Tests: 7 - Portfolio: 2

    Have good experience in Linux distributives, such as REDHat/Centos/Fedora, Debian/Ubuntu and etc. Can setup and configure web services such as apache, nginx, tomcat/glasfish in different configurations. Have good understanding and expereinced with mail services - postfix-horde, Zimbra, Microsoft Server product and configure AD, Exchange. Docker Cloud: AWS

    $25.00 /hr
    3 hours
    4.95
  6. Muhammad Kamran

    Sharepoint/C#/VB.NET/ASP.NET MVC/Magento Developer

    Pakistan - Last active: 9 hours ago - Tests: 2 - Portfolio: 10

    • Senior Software Engineer with 9+ years of experience in design, development and delivery of innovative and scalable Microsoft centric web solutions. • Extensive experience of developing web based enterprise applications using ASP.NET Webforms, ASP.NET MVC, AJAX, Javascript, JQuery, HTML, CSS, XML and SQL Server. • Over 3+ years of Experience in Installing, Configuring, Administrating, Maintaining and Troubleshooting Microsoft Office SharePoint Server (MOSS) 2007. • Extensive experience of developing multithreaded middleware components. • Extensive experience in Developing and building WebParts using SharePoint object model. Highly skilled with object oriented design patterns and architectures. • Strong knowledge of Microsoft technologies including MOSS 2007, .NET, AJAX, ASP.NET Webforms, ASP.NET MVC, WCF, Entity Framework and SQLSever. • With over 5 years of working with U.S based clients, successfully delivered 10+ ASP.NET web applications including a product platform for an on-demand software company. • Worked through all the phases of Software Development Life Cycle (SDLC) including Requirements Gathering, Analysis, Design, Development, Testing, Production and Post-production Support. • More than 3 years of experience in developing custom extensions for Magento Commerece.

    Groups: Microsoft Certified Professionals

    $16.67 /hr
    1,725 hours
    5.00
  7. Tvrtko Begovic

    Tvrtko Begovic

    Senior developer

    Croatia - Last active: 30 days ago - Tests: 3 - Portfolio: 7

    I am a senior developer with twenty years of programming experience mostly in Microsoft technologies (C, C++, .NET, C#, MS SQL, Sharepoint). Besides development, I've managed small projects, written functional and technical specifications and done customer interviews and support. I am interested in new technologies and platforms and ready to invest my time in learning.

    Groups: Microsoft Certified Professionals

    $16.67 /hr
    0 hours
    0.00
  8. Oudin Manuel

    Oudin Manuel

    Senior Sysadmin & Script Developper

    France - Last active: 2 days ago - Tests: 2 - Portfolio: 3

    Senior Infrastructure & System administrator, working with Windows since NT4.0, I was an early user of PowerShell, and never got disapointed since it's release. I'm familiar user of Powershell for : - File Backup & Management - Data transfert from different sources (MySQL, SqlServer, WebServices, AD, Oracle, Xml/Csv/Txt) - Exchange & Active Directory Management & Analysis - Systems/Service checking and error reporting Other skills : - Linux Systems maintenance - VMware Automation (VM creations, Workflows) - Citrix Analysis & Maintenance scripting - Macro developper for Office products (Excel & Outlook mainly) I'm also giving trainning courses for any IT user, mainly in Excel Advanced use. My main goal is to give customers a ease of use in their daily work. Make IT easier on a daily basis. Most of my works consisted in repetitive tasks automation, Statistic tools, Data transfert scripting.

    $18.00 /hr
    0 hours
    0.00
  9. Terry Van Buren

    Terry Van Buren

    Systems Developer: Windows Azure, C/C++/C#, and ASP.NET

    Thailand - Last active: 1 month ago - Tests: 2 - Portfolio: 9

    Award winning technology pioneer and inventor with a passion for performance. My focus for the past four years has been on Cloud Architecture using Windows Azure and Amazon. I have created two applications for my own company and migrated three existing applications into the cloud using Visual Studio, HTML5, CSS3, JavaScript, ASP.NET, C# and VB. Recipient of the 1997 Fujitsu President's Award for Technical Achievement. My patent was issued in December 2013 and is numbered US8599836. In 2008 I was one of the first in the world to terminate Microsoft OCS/Lync into a VoIP provider rather than a media gateway device; the solution was to convert the SIP handshake from TCP to UDP. Continue to discover challenges maintaining and enhancing legacy ASP.NET applications when not creating new products. Server-side systems development has always been my forte.

    $27.78 /hr
    0 hours
    0.00
  10. Carlos Alfonso Aguilar Paredes

    Carlos Alfonso Aguilar Paredes

    Computer Science Engineering / Master Project Managment

    Honduras - Last active: 20 days ago - Tests: 5 - Portfolio: 4

    Software Development • .Net (VB, C#, C++, ASP .NET 2). • Delphi. • GUPTA CTD (Centura, SqlWindows). • C/C++. • Power Builder. • Asm. • ML. • PHP. • ADA. • Java, • Java Script. • Jscript • VB Script • JSP. • Fox Pro. • Python. • Perl • SAP SDK • Joomla Data Base • Access. • Dbase. • PostgreSQL. • FireBird. • MS SQLServer. • SyBase. • Oracle. • SqlBase • DB2/AS400 Linux/Unix Experience • RedHat • Debian • Ubuntu • Centos • Suse • FreeBSD Operating System • Windows Server: Active Directory Installation, Group Policy, DHCP, ISA Server, FTP, Exchange, and configuration in Windows Server 2003. • Linux: Provisioning Server, DHCP, FTP, LDAP, MAIL SERVER, SAMBA, etc. • AS400: DB2 Management. Software • Sap Business One • Visual Hur • SIAD • STC • Microsoft Office Suite • Open Office Suite • VM Ware Workstation • Adobe Photo Shop • Virtual Box • SoapUI • Xmind • MindManager Appliance • SAN/NAS Appliances: Openfiler and FreeNAS. • Virtual Machine: VMWare ESX Server and Xen Server. • E-Mail: Zimbra. • Helpdesk: GLPI and OTRS. • File Manager: OpenKM • Business: Openbravo ERP, VTiger CRM, Orange HRM, SpagoBI Business Inteligence, and Time Trex Payroll. • Communication: Elastix. • Web Conference: Open Mettings and Big Blue Button. • Video Camera Security: ZoneMinder. • E-Learning: Moodle, and Atutor. • Survey: LimeSurvey • MiddleWare: Spago. • Process Manager: Intalio. Reporting • Crystal Reports • Fast Reports • Gupta Reports • IReport

    $30.00 /hr
    2 hours
    0.00