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, 6 Operating Systems Development projects are completed every quarter on Upwork.

6

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 4.66.

4.66
Last updated: July 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: 4 days 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
    288 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
    3,442 hours
    4.85
  3. Asif Gohar

    Asif Gohar

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

    Bahrain - Last active: 4 days ago - 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
  4. BP Singh

    BP Singh Agency Contractor

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

    India - Last active: 3 days 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
    7,880 hours
    4.70
  5. Jose Contreras

    Jose Contreras

    Quality Control, Technical Support, Dell Computer Certified Technician

    El Salvador - Last active: 3 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
  6. Martin Gierczak

    Martin Gierczak

    Microsoft Professional, Designer, Researcher, Writer, Web Builder

    Canada - Last active: 11/13/2013 - Tests: 20 - Portfolio: 20

    ╟₪ My main goal is to meet, exceed, WOW, and be the best within my fields of expertise. I can achieve this by being open minded, listening to what my employer needs, and be able to adapt by taking on extra learning as my own initiative to do better. ╟₪ I enjoy being busy, because being busy means I can learn, earn and further enhance my reputation. ╟₪ I am very skilled, efficient and innovative. ╟₪ I will never apply for anything that I do not think I cannot do. "I have found no greater satisfaction than achieving success through honest dealing and strict adherence to the view that, for you to gain, those you deal with should gain as well". - Alan Greenspan.

    $50.78 /hr
    0 hours
    5.00
  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. Michael Rightmire

    Michael Rightmire

    PM, scripter and engineer specializing in Biotech

    Germany - Last active: 02/04/2014 - Tests: 9 - Portfolio: 21

    I’m a US native living in Germany and a 15 year veteran with engineering, project management, technical and scientific writing, and scripting. I'm currently specializing in scientific, biotechnology and molecular biology projects. My degree is in Molecular Biotechnology including bio- and organic chemistry, cell biology, scientific engineering, and bio-computational engineering. I've designed and operated specialized bioreactors as well as having extensive systems engineering experience with Linux, OSX, and Windows. I have almost 2 decades of scripting and module development in Python, OOPerl and shell, and have held project leadership and research roles for companies such as Northrop-Grumman Mission Systems, University of California Center for the study of RNA, and Mentor Graphics. I hope you’ll take a look at my reputation on oDesk, and I look forward to working with you on your scientific or technology project.

    $38.89 /hr
    0 hours
    5.00
  9. Kaleem Shaikh

    Kaleem Shaikh

    Tec848

    Pakistan - Last active: 07/24/2014 - Tests: 6 - Portfolio: 1

    Strive to excel my expertise in field of on-line jobs in Testing & Support, Customer Services. • Software Testing /Technical /Help Desk Support • Handling Client Queries & Complaints • Data Maintenance in Test Director & VSS • Analyzing business and program specifications • Testing of ongoing Projects • Creation QA Plan, Functional Test Cases, Database Script including documentation of the system

    $3.33 /hr
    0 hours
    5.00