Operating Systems Development Freelancers

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Operating Systems Development Job Cost Overview

Typical total cost of Upwork Operating Systems Development projects based on completed and fixed-price jobs.

Upwork Operating Systems Development Jobs Completed Quarterly

On average, 2 Operating Systems Development projects are completed every quarter on Upwork.

2

Time to Complete Upwork Operating Systems Development Jobs

Time needed to complete a Operating Systems Development project on Upwork.

Average Operating Systems Development Freelancer Feedback Score

Operating Systems Development Upwork freelancers typically receive a client rating of 4.64.

4.64
Last updated: May 1, 2015

Popular Operating Systems Development Searches

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  1. Oscar Bass

    Oscar Bass Agency Contractor

    Senior UNIX System Engineer, LAMP, LEMP, Network Security, Cloud.

    United States - Last active: 1 day ago - Tests: 7 - Portfolio: 1

    Expert UNIX system administrator and network engineer. Got a problem? I can solve it! For more than 15 years I have been the I.T. backbone and support for many online companies. I use the most up to date standards for any project I am involved in. I work extremely quick and efficiently. If you have a problem let me help you solve it. OS: Linux - Expert, FreeBSD - Expert, AIX - Expert, HP-UX - Expert, Macintosh OS/X - Expert, Windows Server - Proficient Cloud services: AWS, Rackspace, OpSource, Linode Web servers: Apache, Nginx, Tomcat Database servers: Mysql, Postgresql Monitoring: Nagios, Monit, Munin, Cacti Scripting: bash, perl, shell Virtualization: OpenVZ, Xen, SolusVM Mail servers: Postfix, Exim, Sendmail, Dovecot Control panels: cPanel, Plesk, Direct Admin, Webmin/Virtualmin, ISPconfig, OpenPanel Other: standard network services (DNS, DHCP, LDAP, Samba, SVN/Git, http proxy, jabber, backups, monitoring etc), firewalls (iptables, ipfw, pf)

    Associated with: Bass Designs Agency

    $44.44 /hr
    237 hours
    4.96
  2. Bhushan Kumar Sharma

    Bhushan Kumar Sharma

    Linux Servers AWS Cloud Hosting Security CPanel Plesk VOIP PenTest

    India - Last active: 1 day ago - Tests: 4 - Portfolio: 14

    Since 2001, I have been dedicatedly working with Linux Operating Systems & Open Source. Services Provided ::- Deployment, Configuration, Security, Hardening, Monitoring, Performance Tuning, Troubleshooting of Linux Server Roles AWS – Amazon Web Services Migration of Servers Hosting Panels like WHM/CPanel, Plesk etc Asterisk Dialers, VOIP and Call Center Solutions Customization of Linux Kernel & Distro with Rebranding Faculty of Post-Graduate Degree in Computer Sciences. Firewalls & Gateways Linux HPC - High Preformance Clusters Remote Server Support & Troubleshooting L3/L4 Security Auditing of Servers & Websites Cloud & Virtualization Technical Writing VPN - Site-to-Site, Road-warrior Vulnerability Assessment & Penetration Testing Kayako

    $16.67 /hr
    3,251 hours
    4.85
  3. BP Singh

    BP Singh Agency Contractor

    *MSP Consultant, Kaseya Consultant,labtech, Exchange, Vmware,AD*

    India - Last active: 4 hours ago - Tests: 4 - Portfolio: 1

    ITechServ is a company with expertise in IT infrastructure management and has certified people having expertise in their skills. A MCSE certified guy handles Microsoft systems and CCNA Tech handles Cisco firewalls, routers and switches. So we believe in that every task/issue/work needs to be handled by a resource having expertise in his area. We work as a team to complete IT infrastructure project. Provide tier 1, 2 and 3 level supports as a team and provide the Best services so that the delivery of the work has a quality and is done in the minimal time. We provide IT services with a difference.

    Associated with: ABCTECHSERVE, ITechServ

    $33.33 /hr
    7,786 hours
    4.70
  4. Jose Contreras

    Jose Contreras

    Quality Control, Technical Support, Dell Computer Certified Technician

    El Salvador - Last active: 2 months ago

    I graduated from Broome Community College in Binghamton NY. In Quality Assurance, but my passion to help people motivated me to become involved in the call center industry since 2004, where I have also developed many new skills, such as customer service, technical support, Quality coaching among many others skills. Now I am seeking to apply my technical skills and abilities in quality to achieve an extensive experience during my involvement with an admired company at the position of technical support specialist or quality assurance representative.

    $5.56 /hr
    4,374 hours
    5.00
  5. Joshua Dotson

    Joshua Dotson

    IT Sleuth & System Administrator (Open Source Infrastructure & HPC)

    United States - Last active: 03/06/2012 - Tests: 8

    LinkedIn http://www.linkedin.com/in/jmdots Summary I've worked in technical administration, technical support, customer service or leadership roles for all but a few months of my adult life. In this time, I climbed the ranks of a highly-modern, lightning-paced, large-scale, multi-OS supercomputing environment in Area B of Wright-Patterson Air Force Base (WPAFB) and became an avid user of all things open source. The place which was my professional home of over six years is known as the “Air Force Research Laboratory DoD Supercomputing Resource Center” or "AFRL DSRC" for short. The AFRL DSRC environment is home to the #19 supercomputer on the June 2011 Top500 Supercomputer List, a mammoth computer for which I received training: Cray Inc.'s "Raptor" XE6. I enjoy excelling in the IT industry by working smart by doing my research, building wisdom and having fun. Background 10GbE, Access, Alfresco Share, Amanda, Apple HW, Appro HPC, Audacity, bash, CentOS, Clonezilla, CUPS, Cray HPC, DD-WRT, Dell HW, DokuWiki, DRBD, eHealth, Excel, Fedora, Firefox, Gentoo, GIMP, git, Google Apps Domains, HP HW, High Performance Computing (HPC), HTML, InfiniBand, Inkscape, iptables, ITILv3, Kerberos, Kickstart, KVM, LibreOffice, Linux, MacOS, MediaWiki, MySQL, Nagios, Net-SNMP, NFS, Nmap, Nvidia GPGPU, OFED, OpenLDAP (w/TLS), OpenSSH, Oracle HW, Outlook, OTRS (with ITSM), Panasas (PanFS), PBS Pro, PhpLDAPAdmin, PhpMyAdmin, PKI, PowerPoint, Python, QEMU, RAID, regex, RHEL, Rocks Cluster, RootCA, RSA tokens, Samba, SAN (FC, iSCSI, SAS), Scientific Linux, SGI HPC, SharePoint, SiCortex HPC, SketchUp, SLES, SNMPv3, Solaris, Spectrum, Sun Freeware, Sun HW, SuperMicro HW, SUSE, SVG, svn, SystemEdge, TCP Wrappers, tomcat, Ubuntu (Desktop & LTS), vim, VirtualBox, Visio, Visual Basic, VMware, WebDAV, Windows (Desktop & Server), Word, Zenmap, ZFS, ZRM for MySQL

    $50.00 /hr
    21 hours
    5.00
  6. Asif Gohar

    Asif Gohar

    System, Network, Active Directory, Exchange, Backupexec, System Center

    Bahrain - Last active: 12/03/2014 - Tests: 5 - Portfolio: 5

    Knowledgeable and skilled IT professional with encompassing work experience spanning more than 8 years in systems administration with compliance as per industry standards. Possess excellent interpersonal skills to liaise amicably with diverse groups of people, different departments, vendors and agencies. With extensive exposure to different cultures and work environments and has worked effectively with multinational individuals and professionals from all organizational levels. Certifications: MCITP (Server 2008, Exchange 2010, Lync 2010) Expertise: Exchange 2007/2010, Active Directory 2003/2008, SCCM, SCOM, DPM, SCVMM, BackupExec,Enterprise Vault, WSUS, Lync, Server 2003/2008, ADRMS, SQL Server, SAN/NAS.

    Groups: Microsoft Certified Professionals

    $20.00 /hr
    270 hours
    4.95
  7. Faisal Mushtaq

    Faisal Mushtaq

    Technologist & Business Expert

    Pakistan - Last active: 01/01/2014 - Tests: 11 - Portfolio: 1

    Over eighth years of experience in IT Operations, Network Administration and IT Technical Support along with my services for HR, Billing and Operations Departments for department restructuring. During the years, I've developed my skills in professional letter writing along with in my area of specialization i.e, Network Administration. I look forward to do more to explore and prove my multi-dimensional abilities.

    $13.00 /hr
    3 hours
    5.00
  8. Lisa Waller

    Lisa Waller

    Admn Asst, Buyer, Supply Chain, Transcription

    United States - Last active: 4 days ago - Tests: 13

    Greetings, I have over seventeen years experience working in administrative roles that includes data entry, customer service, supply chain, procurement, and recently I have offered transcription services. I am articulate and will work with you to achieve the best possible results. I offer many transferable skills that can help you complete your projects when needed. Thank you for this opportunity to introduce myself and my skill set. Lisa-Waller

    $27.78 /hr
    46 hours
    4.79
  9. Haseeb Maqsood

    Haseeb Maqsood Agency Contractor

    Systems, Network Administrator & Security Expert, Cloud Support,

    Pakistan - Last active: 6 days ago - Tests: 4 - Portfolio: 9

    Over the last 7 years, I have applied my self as a Network Professional Highly experienced in Windows Systems Administration 2003, 2008, 2012 Microsoft Active Directory, Microsoft Exchange, Microsoft SharePoint, etc I love to provide support of any kind of troubleshooting and installation. My core competency lies in complete end to end management of networks including routing/switching, firewall, spam filtering, network security. I have deployed, troubleshoot, tuned and optimized various networks My Profile ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CCNA CERTIFIED Cisco ID CSCO11966404 (Certified) MCSE MCP MC ID: 10794426 (Certified) IELTS International English Language Testing System Certified (6.0 Bands) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- MSC- IT (NETWORK Expertise) BCS ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

    Associated with: IT Solution Services Ltd, INOVATIVE SOLUTIONS LTD Agency

    $22.22 /hr
    358 hours
    4.94
  10. Romeo P.

    Romeo P. Agency Contractor

    DevOps, Application/Infrastructure Support, Web Hosting Engineer

    United States - Last active: 17 days ago - Tests: 16

    DevOps: Distributed Infrastructure/Applications Production/Development Support, Tier II & III network support and troubleshooting. Remote/Onsite, specializing in deployment and provisioning, troubleshooting. Experience working with development, operations, QA, management. Insurance, Banking, Construction, Utilities and Hospitality industries OS: Unix/Red Hat, AIX, CentOS, Ubuntu, Centos, Windows Server Web Servers: Apache, IIS, Tomcat, IPlanet Application Servers: Websphere, Weblogic, JBOSS, Resin, Dynamo ATG Database: Oracle Developer, MySQL, Informix, MS SQL Server, NoSQL, DynamoDB Web Services: RESTful APIs, SOAP, XML, JSON Version Control: Perforce (P4) Build Language: Ant, Maven Scripting Maintenance: Bash, Perl, Python Data Center Automation Tools: Puppet, Chef Cloud Infrastructure: Amazon Web Services, OpenStack Monitoring Support: JMX Console, JConsole, Business Availability Center, Netcool, Splunk, Lambda Probe Continuous Integration: Jenkins, Hudson Strong documentation (troubleshooting and disaster recovery procedures, operational contingencies and guidelines Always providing high quality customer-focused attitude and support

    Associated with: Hospitality Technology Services

    $22.22 /hr
    33 hours
    4.09