Browse Operating Systems Development job posts for project examples or post your job on Upwork for free!

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

4

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: September 1, 2015

Popular Operating Systems Development Searches

Clear all filters
  1. Asif Gohar

    Asif Gohar

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

    Bahrain - 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
  2. Michael Lawrence

    Michael Lawrence

    Senior Windows | Virtualization Administrator

    India - Tests: 2 - Portfolio: 3

    "To serve the clients as a hard worker in this competitive environment discharging all my professional skills" A successful IT Administrator with over 6+ years of experience in designing, implementing and supporting IT infrastructure using Windows & Virtual environment with Multi-National Company Specialties • Expertise in Virtual Technologies(VMware, Hyper-V, Cisco V-block, Citrix, Oracle VM) • Hands on experience in deploying and supporting windows Server roles and features of 2003,2008,2012 • Worked in a larger data center environment in supporting 1000+ servers connected to 30,000+ desktop and user environment • Experience in handling multiple clients with various projects, builds relationship and received client appreciations • Reduced organizational cost and manageability by migrating many servers to virtual environment • Expertise in different vendor server hardware's, blade servers and storage devices • Professionally certified in Microsoft, VMware, Hyper-V and ITIL • Thrust and eager in learning of new virtual technologies • Holding Degree in Bachelor of Computer Application (BCA)

    $15.00 /hr
    9 hours
    5.00
  3. Panayotis Tsiamis

    Panayotis Tsiamis

    Senior Systems and Software Engineer

    Greece - Tests: 7 - Portfolio: 14

    Systems and Services Engineer, with 12+ years of working experience. Interested in researching, administrating, debugging, tuning and developing platforms running on UNIX like Operating Systems. Able to troubleshoot, identify and solve problems in software, network or kernel layer. Always willing to learn and experiment new technologies for creating high availliability platforms, that could described as "state of the art" or "cutting edge" technology. Specialties: • Unix Like Operating Systems Specialist (Solaris / Linux ). • TCP/IP Network technology • Very deep level of knowledge on Machines hardware and OS Kernels internals. • Troubleshoot/Tune/Debug; System Services, Operating Systems • Mail Services Expert, Qmail-Ldap Specialist. • Network: Cacti/MRTG, Nagios, Cisco Netflow • Databases: PostgreSQL / MySQL / Oracle / LDAP. • Programming: Perl, Ansi C, bash, awk, sed, php etc • Internet Services: mail, http, radius, ftp, ssh, irc etc.

    $30.00 /hr
    435 hours
    0.00
  4. Oleksii Mykhailov

    Oleksii Mykhailov

    Python/Django developer

    Ukraine

    Programming skills: Python, bash Linux (preferred)/Solaris/HP-UX administration: web-servers/hosting servers, database servers, clustering, performance tuning, monitoring, deploying, security configuration and audit. Storage systems: HP XP12000/24000,building HA NFS servers Virtualization: Xen, openvz

    $33.33 /hr
    2,252 hours
    0.00
  5. Bhushan Kumar Sharma

    Bhushan Kumar Sharma

    Linux Servers AWS Cloud Hosting Security CPanel Plesk VOIP PenTest

    India - 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
    3,787 hours
    4.85
  6. Yasir Khan

    Yasir Khan Agency Contractor

    Experienced Software Engineer

    Pakistan - Tests: 9

    Embedded software development experience on Cavium's multicore Network Processor [Octeon] using Cavium's C like SDK. Mac based data recovery software development experience using Objective C, C/C++. iOS kernel patching, overriding data-protection by extracting AES keys and decrypting the data, customizing ramdisk, and loading custom kernel to iOS based devices. PC based backup/restore software development experience using GNU toolchain, GTK and Localization. Linux kernel customization, fixing driver issues for LiveOS based backup/restore solution. Strong Mathematical and analytical skills.

    Associated with: Tafakkur

    $24.44 /hr
    0 hours
    0.00
  7. Diego Augusto De Faria Barros

    Diego Augusto De Faria Barros

    Developer & Translator

    Brazil - Tests: 10

    I have experience in Computer Science with emphasis in Information Systems, specially on the following topics: Design and development of systems (implementation, analysis and design), databases and information processing. I Also, do translations and proofreading of English and Portuguese texts.

    $16.67 /hr
    515 hours
    5.00
  8. Andi Hary Akbar

    Andi Hary Akbar

    Linux Network Administration

    Indonesia - Tests: 3

    I have a passionate in IT field. Starting from the team leader of Linux Study Club with doing some research in there until being a network administrator in Department of Informatics and Faculty of Industrial Technology. Professional and excellent in organization and teamwork. Have a high curiosity and always wanted to learn to increase skills and knowledge. Have a good knowledges in network basic concepts, wireless networking, distributed system and collaborative. Experience with: Device : Mikrotik, Cisco Catalist 2960, Cisco Small Business, Cisco Router, HP Switch, Ubiquity Wireless Platform : All Linux Distribution Technologies : KVM, VMware, revision control, openStack, Cloud technology (IaaS, PaaS, STaaS etc)

    $7.78 /hr
    0 hours
    0.00
  9. Nishant Chougule

    Nishant Chougule

    Expert Penetration Tester for web applications

    United Kingdom - Tests: 1

    Experience: 1. Penetration testing on a Client’s Website and on Fedora 14 Operating System. • Performed Risk assessment, control design on operating system, database, and the web server and control implementation (Hardening of OS, Database and Web server). • Capture the Flag Situation on the client’s website provided by the university by performing a full website Penetration testing. 2. Penetration testing on Metasploitable Linux virtual machine by using Backtrack5 r3. • Performing Penetration Testing on the target and a detailed report on the PT of functions such as : o Host enumeration, Service enumeration and fingerprinting, vulnerability scanning, vulnerability exploitation, and privilege escalation. 3. Implementing Information Security Management System (ISMS) on the Client provided by the university. • Developing an ISMS Scope, ISMS Policy, implementing Risk Assessment (RA) Methodology, RA report, Risk Treatment Plan, and Security Awareness Training program. 4. Performing Web application vulnerabilities on Webgoat (vulnerable) environment. 5. Performing System security vulnerabilities on vulnerable system provided by the University. 6. Solving Cryptography and PKI challenge provided by the University.

    $7.78 /hr
    0 hours
    0.00