Network & System Administrators

Clear all filters

Imer Rosado

Imer Rosado

IT service admin/Virtual Assistant/Facebook Marketing

Belize - Tests: 1 - Portfolio: 1

I have 7 Years IT experience. I have worked as Systems Admin, and Network Admin, I have experience in Windows server administration, active directory, DHCP, routing and remote access. I am also a Data Entry specialist with over 3 years experience in Data Entry and support in Quick Books and MS Excel. I have online sales and online customer and chat support experience as well. I am currently enrolled in Facebook Blue print to better my Facebook ad skills. I am fluent in English and Spanish, I am a fast learner and willing to accept challenges to meet employers expectations.

$11.50 /hr
8 hours

Denis B.

Denis B.

System Administrator

Russia - Tests: 6

Linux system administrator and PBX engineer with more than 7 years of experience in telecommunications. I'm very familiar with: - Linux (RH, Centos, Debian, Ubuntu) - VoIP (asterisk and asterisk based systems such as FreePBX, Trixbox, Elastix) - server monitoring and notifications (nagios, zabbix) - Linux networking (OpenVPN, iptables, routing) - virtualization (KVM, VMWare ESXi, Citrix Xenserver) - backups (bacula, custom rsync scripts) - data transfer, disk partitioning, RAID arrays - installing and configuring common hosting software - Apache, SSL, PHP, Tomcat, MySQL, Bind, FTP - bash scripting, cronjobs I like to learn and follow the most modern technologies. I’m energetic, self motivated and proactive. My personal attributes include excellent interpersonal and communication skills, the ability to pay close attention to details. All of which are qualities that I’m sure you can appreciate

$20.00 /hr
0 hours

Khalandar Sihan

Khalandar Sihan

Operation Manager

India - Tests: 3 - Portfolio: 1

Technical Consultancy • Providing consultancy on large-scale project / program planning, execution and management, in tune with the core business objectives • Framing architectural decisions, providing leadership & direction in the areas of technology and product development to facilitate and enable growth and business agility Customer Service • Ensuring speedy resolution of queries and grievances, maintaining excellent relations with clients to generate avenues for additional business; monitoring post service activities like follow up with customers, service reminders • Expertise in analyzing client's business and requirements, implementing effective processes to deliver high quality solutions and recommendations After Sales • Ensuring the after-sales project deliveries on time and with agreed quality, cost & features in-line with management • Preparing & implementing service processes required within organization and at dealer's end for handling new generation products for trouble free performance Team Leadership • Well organized with a track record that demonstrates self-motivation, creativity and initiative to achieve personal & corporate goals. • An innovator and an out-of the box thinker, possessing excellent customer orientation and presentation skills • Strategic team player and a visionary leader • Top performer with a track record of successful management of Process Design, SAP Configuration, Testing and implementation of business requirements across business units & architect and providing strategic recommendations. Sep'14 till date Technical Support Specialist at COMO Aug’07 to Aug’14 IT Support Specialist at General Motors ERP: SAP – ABAP Functional Modules: Vehicle Management System, Warranty Management System RDBMS: SQL Server Languages: C, C++ and Java/J2EE, HTML O/S: Windows NT/2000 Server, Processes: IBM’s QMS (Quality Management System), RPM (Rational Portfolio Management)

$15.00 /hr
0 hours

Brandon Wisenburg

Brandon Wisenburg

System Administrator with AWS | DigitalOcean | cPanel Experience.

United States - Tests: 4

I have extensive experience in Linux and Windows systems administration, Remote Support, IT Help-Desk, and Information Security. This experience includes the deployment, configuration, support, and troubleshooting of Linux and windows servers and production software. A little about me: I am a Father of 3, two boys and a girl. I work full time as an IT Professional in one of the most time sensitive and critical industries in the United States. I Possess an enthusiasm for work, a strong commitment to security, and customer service. I freelance to earn supplemental income and to continuously build skills and enhance my professional development. My objective is to earn your business and to complete the task as thoroughly, and as quickly as possible while remaining cost effective! If you do not find my rate satisfactory, please send me a message prior to declining my proposal! I want the opportunity to earn your business and create a long-lasting Professional relationship! Experience Include, but isn't limited to: Virtual Environments: - Proxmox - Hyper-V - VM Ware Cloud Computing Services: - AWS - DigitalOcean Linux Administration: - Centos, Fedora, Debian, Ubuntu, Gentoo, FreeNAS Windows Administration: (installation, configuration, Directory Services) - Server 2003, Server 2008, Server 2012 File Servers: - Proftpd, Pureftpd, Vsftpd, Sftpd, NFS, TFTP Samba Logging services: - Syslog, Rsyslog, Syslog-ng Mail servers: - Postfix, Exim, Sendmail, Qmail, Dovecot. Database Servers (installation, configuration, administration): - MySQL, MongoDB Web servers: - Apache Desktop OSes: - Windows XP, Windows 7, Windows 8, Windows 10, OSx Application Experience: - Interspire Email Marketer - Minecraft Server - Learning Locker

$30.00 /hr
4 hours

Moshiur R.

Moshiur R. Agency Contractor

AD,Exchange,O365,Lync,SCCM,SCOM,HyperV,VMware,MCSE,CCNA & MacOS Expert

Bangladesh - Tests: 9 - Portfolio: 13

Office365, VCP-DCV, VMware vSphere, Hyper-V, Private Cloud, MCITP, MCTS, MCSE, MCSA, CCNA, Dell, EMC Certified. 12 years expert in Server 2003, 2008, 2012 R2, 2016, Exchange 2007, 2010, 2013, 2016, LYNC, Skype for Business 2015, Azure, AWS, SCCM, SCOM, GFIMAX, Labtech, Active directory, GPO, RDS, Remote Desktop services (Terminal Server), SQL, VMM, DPM, SCSM, Clustering, Veeam, Symantec Backup Exec, NetApp, EMC, Dell, HP storage administration. Responsible for the daily physical/virtual network operations of more than 500+ servers including over 4000 clients. Exchange Migration from 2007 to 2010, 2010 to 2013, Office 365 or 2016. Server Migration from 2008 to 2012 R2, 2016 & Implement lync, Skype for business remotely for clients as well as administration. Monitor Servers & Network devices, Patch Deployment by Labtech, Connectwise, GoToAssist, Citrix Clould Portal Services, LogmeIn, Nagios, SCOM, SCCM, WSUS, GFIMAX, Kaseya, N-able, TeamViewer etc. MCSA on Office 365 VMware Certified Professional – Data Center Virtualization (VCP5-DCV) Microsoft Certified Solutions Associate on Windows Server 2012 & 2008 Microsoft Certified Solutions Expert: Private Cloud Microsoft Certified Solutions Associate on Server 2012 &2008 MCSA on Windows Server 2012 Microsoft Certified IT Professional (MCITP- Server & Enterprise Admin) Microsoft Certified Technology Specialist (MCTS) Microsoft Certified Systems Engineer (MCSE) Microsoft Certified Systems Administrator: Messaging MCP - Microsoft Certified Professional DCSE - Dell Certified System Engineer EMC Certified- Information Storage Associate (EMCISA) Cisco Certified Network Associate (CCNA: 640-802) CCNP Switching CCNP Routing || Areas of Proficiency and Expertise || System Center Configuration Manager SCCM, SCOM, SCVMM, SCDPM Windows Software Update Services WSUS Windows Server 2016, 2012 R2, 2012, 2008 R2, 2008, 2003 Server 2016, 2012 R2 Essential, SBS 2011, 2008, 2003 Exchange Server 2016, 2013, 2010, 2007, 2003, Office 365 Lync 2010, 2013, Skype for Business 2015 SharePoint 2013 Hyper-V 2016, 2012 R2 VMware vSphere 6.0, 5.5, 5.1, 5, 4 Cisco Routers, Switches, Firewall TMG 2010, Pfsense Mac OS X EI Capitan, Yosemite, iPhone, iPad, Android Support

Groups: Microsoft Certified Professionals

$16.67 /hr
3,512 hours

Boby U.

Boby U. Agency Contractor

Drupal Expert Developer

Indonesia - Tests: 2 - Portfolio: 53

16.000++ hours on Upwork. -Problem Solver -Highly motivated -goal-oriented -High Skilled Senior Drupal Developer with with extensive technical skills and over 6 years of experience in software development. - Expert knowledge of Drupal CMS; - In-depth knowledge of systems architecture and software design methodologies; - 8+ years of experience in web application development using PHP; - Extensive experience in relational database management systems; - Experience in Linux systems administration; - Strong understanding of networking/Internet protocols and formats; - Experience in architecting, implementing and maintaining full-text search platforms; A little of my drupal background : I am a drupal developer and themer for a lot of website varieties, starting from : -drupal migrations & upgrades -drupal debugging -drupal custom theme and custom module developments -drupal search listing -company profile -ecommerce -social networking -photos selling -real estates -videos listing sites -archive listing/directory listing -many many more I have taken part in working the site from raw to finished product. It's my hobby and passion. Please drop in a line anytime, I would love to hear back from you. thank you once again for taking time to read some of my profile, I wish you all a great day! Cheers, Boby

Groups: Bluehost Developers and Designers, BoonEx...

$22.22 /hr
16,421 hours

Jagdish H.

Jagdish H. Agency Contractor

Mobile App, iOS, Swift, Android, Titanium, PhoneGap, Ionic, PHP, Ruby

India - Tests: 17 - Portfolio: 72

10+ Experience in development of Mobile and Web Application. • Excellent Hands on coding experience with designing skill and integration of codes. • Committed to assignments, capability to withstand pressures & ability to produce within deadlines. • Good communication and user interaction skills, capacity to work with a team sincerely and dedication towards work and organization. •Expertise in Adaptor handling includes Drag & Drop, Cache Lazy List, Endless Adapter , Pull To Refresh, Horizontal Pager implementation, •Advance knowledge of web Services implementation and Parsing for SOAP, XML or JSON format, JSON parsing and RSS feed handling •Advance knowledge of Fragment, Widgets and Weather API implementation. •Advance knowledge of Social SDK (Facebook, Twitter, LinkedIn, Fore-square, Google plus) •Advance knowledge of Integration of Bluetooth Printer (D-250), Socket 10 Scanner with SDK (hardware) Core expertise is focused around SIX key areas: 1. Native Mobile Application Development: -Apple iOS: iPhone, iPad, iPod compatible apps using Xcode and Objective C -ANDROID: Phone, Android Tablet compatible apps across all resolutions -BLACKBERRY: Phone, Playbook application development -QA: Testing and quality assessment -Digital Branding and Promotion for Mobile Applications -Mobile Device Management -Web back-end for content updates in Mobile applications -Mobile application integration with databases like MySQL, SQL, MS Access, Oracle, Sybase, SAP.. 2. Cross Platform Mobile Application Development -TITANIUM based cross platform applications for iOS, Android and Blackberry Phones and Tablets -PHONE GAP based applications for iOS, Android, Blackberry and Windows Phones and Tablets -HTML 5 based web applications -QA: Testing and quality -Digital Branding and Promotion for Mobile Applications -Web backend for content updates in Mobile applications -Mobile application integration with databases like MySQL, SQL, MS Access, Oracle, Sybase, SAP.. 3. Web Application Technologies - Ruby, Ruby on Rails Frontend Basic: HTML5/CSS3, Javascript, ajax, bootstrap JS framework: Jquery, Backbone.js Rails toolbox: HAML, Simple Form, Coffeescript, SAAS, Compass, Twitter-Bootstrap-rails Ruby Toolbox Skill Ruby Versions - 1.9.2, 1.9.3, rails Versions - 3.0, 3.1, 3.2 Rails Frameworks - MVC Rails testing tools: Cucumber, Rspec Rails social network builders: SAAS Rails eCommerce frameworks: Spree, Active Merchant Rails CMS framework: Refinery API Integrating: Facebook, Twitter, Google -DBA Skill MySQL, PostgreSQL, MongoDB, Couch DB -Cloud Computing Heroku, Amazon EC2, Engine Yard, Codeship -Rails IDE Skill Aptana, Sublime text -Project Management Tool Skill SVN, Git, GitHub, -Linux OS Skill Ubuntu 12.04 4. Web, CMS and Cloud based services and solutions: -End to end Drupal, Joomla, Wordpress- Design, Development, Upgrades, Theming, Migration, QA and Training -Web Security: Consultancy and Implementation -E-Commerce, Social Network, Aggregator Portal development -Payment gateway integration. -Load Balancing and CDN implementations for big websites -Quality Assessment and Testing: Manual/Automated -Server side set up, monitoring, reporting and consultancy 5. Social Media Integration -Fb, Twitter, Youtube etc channels' integration with Mobile and Web applications -Facebook application development -Social Media integration: Measurement and consultancy. -Online reputation management services Looking forward to provide you highest quality of coding and solutions at most competitive rates!

Groups: Application Developers Alliance, Corona Labs

$25.00 /hr
4,075 hours

Ivan Petruk

Ivan Petruk Agency Contractor

PHP, HTML5, JS, CMS, Wordpress, CSS3, MySQL...

Ukraine - Portfolio: 8

As a Business Development Manager, I am expanding 4TI footprint in the marketplace, a mutually beneficial endeavor based on finding solutions that work equally for both our clients and our team. Through strong relationships and targeted marketing, I leverage opportunities and create connections between talented developers and clients. Responsible for developing business opportunities.

$25.00 /hr
144 hours

arun prasher

arun prasher Agency Contractor

Wordpress, Optimizepress, Buddypress, Woocommerce

India - Portfolio: 9

My aim is to provide the top quality work while meeting deadlines. I am working as a Wordpress developer from last 7+ years now and have created, customized more than 100 Wordpress, buddypress, Woocommerce, Learndash, Nette framework websites in the past. I too have expertise of working with various Wordpress frameworks like Nette Framework, Genesis Framework and many more and have created many membership websites using the same. My Expertise: - Learndash : Websites creating and customizing using Learndash - Wordpress theme creation - Woocommerce and wordpress ecommerce - custom post type and widget creation - wordpress plugin development and customization - Responsive website - Speed Optimization - Code optimization - API Integration - Paypal, Paypal Pro, Authorize.net, Payspace Integration - Buddypress - Membership websites - PSD to HTML Conversion

$10.00 /hr
4,438 hours

Nishi J.

Nishi J. Agency Contractor

php/Wordpress/joomla/Bootstrap|sales-funnel/E-commerce user track dev

India - Tests: 7

Over the last 7 years, I have managed a wide range of website(wordpress/Joomla/PHP) and seo/ppc/smo campaign including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website search engine marketing project, and I am seeking opportunities to build seo campaign from the ground up for you or your business. i extensive experience with Coding: Php, html/css, wordpress, expression engine, joomla , drupal . magento Plugin: wordpress plugin, joomla modules, drupal modules, all-in-seo plugin , ultimate-seo plugin, joomla plugin, magento seo plugins, realtyNA plugin, custom wordpress plugin development, custom joomla module/plugin development. Opage optimization: Keywords research, meta keywords/description implementation, Local Citation: Local major directory submission, google/yahoo directory submission, google product listing, google place listing setup and optimization for relevant local keywords keywords . Analytics: Piwik, google analytics setup , goal setup, link tracking, payment tracking, landing page conversion tracking. Webmaster: Google webmaster setup, bing/yahoo webmaster setup Off page Optimization: themed link building, high PR link building,Forum Posting, article link, link exchange

$6.00 /hr
186 hours