Unix System Administration Freelancers

Showing 212 freelancers

Unix System Administration Freelancers

Showing 212 freelancers

  • Senior Network and system administrator

    Over the last 6 years, I have worked as technical support engineer/teamlead for Viettel Coporation ( this is biggiest mobile service company with 300 of servers from biggest as Sun Fire M9000 to Dell server 2950), business application company with … more

    Over the last 6 years, I have worked as technical support engineer/teamlead for Viettel Coporation ( this is biggiest mobile service company with 300 of servers from biggest as Sun Fire M9000 to Dell server 2950), business application company with several clusters based on tomcat applications. My competency lies in deployment/setup from scratch of new production environments, troubleshooting/support of existing production systems based on Linux/Unix. Have a much experience in automation/monitoring/backup of... and administrator oracle database system I am managing Sun Cluser in M9000 and Storage Fujitsu E8000 with capacity is 100TB  less

    unix-system-administration 00 more less
    • $13.33 HOURLY RATE
    • 4.0
    • 0 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Experienced Systems Administrator and Programmer

    Over my 11 year career, I have gained proficiencies in the Microsoft product line (Server, Desktop, Exchange, SQL) Linux (RHEL, SELS, Ubuntu), and various other technologies (VMWare, Clustering (Linux), VPN technologies, etc...). I have also gained programming proficiencies with Perl … more

    Over my 11 year career, I have gained proficiencies in the Microsoft product line (Server, Desktop, Exchange, SQL) Linux (RHEL, SELS, Ubuntu), and various other technologies (VMWare, Clustering (Linux), VPN technologies, etc...). I have also gained programming proficiencies with Perl, Shell Scripting, Vbscript, Powershell, PHP, MySQL, HTML, C, and Visual Basic. Along with the technical experties, I have an exceptional work ethic, and have gained additional proficiencies in business communications, project managment, and various other business skills. As a former business owner, I have an understanding of Finance, Business Plans, Accounting, and Managing.  less

    cgi perl mysql php windows-administration unix-system-administration 00 more less
    • $22.22 HOURLY RATE
    • 4.2
    • 152 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • System Administrator

    Level 1/ Level 2 SYSTEMS ADMINISTRATOR ( Junior/Senior position ) (Work From Home) Maybe I'm ready for level 1/2 system administrator, this is your decision after the interview. I want to work in this area because I really like … more

    Level 1/ Level 2 SYSTEMS ADMINISTRATOR ( Junior/Senior position ) (Work From Home) Maybe I'm ready for level 1/2 system administrator, this is your decision after the interview. I want to work in this area because I really like and I have the knowledge and I am prepared for these positions. I believe that only when you do what you like you can get fantastic performance. I like to solve customer tickets. I have : - knowledge and understanding of operating principles, practices, and procedures within area of business specialty - knowledge of Linux,Unix,Windows,Mac - knowledge of relational databases including a database query language - knowledge of customer service principles, techniques, systems, and standards - understanding of PHP and HTML - understanding of JSP - ability to work in a team environment - ability to communicate effectively - ability to work well with the public - ability to troubleshoot and resolve customer and server issues - ability to work productively and efficiently to meet deadlines and quotas - skilled in the use of personal computers and related software applications - attention to detail - analytical skill From 2008 to till I worked for various s medium and large web hosting / Government companies. For those interested, I will send my resume by e-mail.  less

    linux-system-administration unix-system-administration windows-administration cpanel dns mail-server-implementation 00 more less
    • $8.89 HOURLY RATE
    • 4.8
    • 8 HOURS
    • INDIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 2 TESTS
  • Cisco-Microsoft-Wireless Networking Professional

    I am strong on the side of Cisco networking and am currently working towards a CCIE. I am currently running an IT Training, Consultancy and Solutions firm - KORtech, solely owned and managed by me in my home town. Have taken … more

    I am strong on the side of Cisco networking and am currently working towards a CCIE. I am currently running an IT Training, Consultancy and Solutions firm - KORtech, solely owned and managed by me in my home town. Have taken a Bachelors degree in Computer Engineering and have worked abroad in Abu Dhabi, U.A.E - the last company I worked with is 'Veritas DGC Ltd' , an MNC Oil and Geoservices company which is now 'CGGVeritas'. My stongest point as of now is that I can independently design and implement a variety of LAN-WAN technologies and configure the routers and switches. I can also build Wireless and Microsoft networks. I have in the past developed software in Visual Basic, Access-Oracle databases.  less

    wan cisco-routers microsoft-excel microsoft-access sql microsoft-visual-basic unix-system-administration solaris-administration 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 153 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
  • Secure Networking Software Developer, Web Developer, CompTIA/GIAC Cert

    An experienced software developer/architect/product development manager with over 15 years of solid experience in developing advanced and secure networking software for routers, switches, firewalls, servers and network appliances. Possesses deep working knowledge in IPv6, routing protocols, operating system … more

    An experienced software developer/architect/product development manager with over 15 years of solid experience in developing advanced and secure networking software for routers, switches, firewalls, servers and network appliances. Possesses deep working knowledge in IPv6, routing protocols, operating system, firewall, client-server application, management protocols and applications. Very proficient in C, C++, Perl, Unix scripting, modular and OOP programming, client-server and has advanced working skills in PHP, Java, SQL and Web technologies. Mainly used FreeBSD and Linux in all projects. Heavily involved in all phases of development, from conceptualization, requirement specification making, designing, implementation, testing and maintenance. I am seeking opportunities to design and develop network appliances from the ground up, migrate networking applications to incorporate secure technologies and run on IPv4 and IPv6 and build intuitive and secure web sites or web-based management interfaces.  less

    c c++ php perl ruby-on-rails javascript unix-system-administration network-administration dns firewalls 00 more less
    • $23.33 HOURLY RATE
    • 4.9
    • 151 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Systems Administrator, Technical Support, and Sharepoint

    I am seeking opportunities where I can apply my skills on PC, server, network and technical support. I am here to provide solutions remotely (using various remote desktop sharing tools). I am knowledgeable in the following areas as well: HTML, CSS, Sharepoint, PHP, Joomla, Drupal, Wordpress and databases such as MS SQL, MySQL and Oracle.

    windows-administration linux-system-administration unix-system-administration network-administration sql microsoft-sharepoint-administration helpdesk-support html css wordpress 00 more less
    • $15.00 HOURLY RATE
    • 5.0
    • 2980 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 19 PORTFOLIO ITEMS
    • 8 TESTS
    GROUPS:
  • 20Yrs exp ORACLE,PHP,MYSQL,SQL,UNIX,WEB~100% GUARANTEED~

    Paul specializes in delivering high-performance, data-driven MySQL/PHP Web applications and programming tasks and also focuses on database infrastructure deployments and administration on UNIX-based Systems. He considers himself a "technologist" - a specialist in technology. He also has the ability to … more

    Paul specializes in delivering high-performance, data-driven MySQL/PHP Web applications and programming tasks and also focuses on database infrastructure deployments and administration on UNIX-based Systems. He considers himself a "technologist" - a specialist in technology. He also has the ability to architect UNIX-based database systems from the ground up and is well versed in implementation and configuration of web servers, application servers, messaging, and security. He has a proven track record in supporting small, home-based businesses on up to large, complex enterprise environments. He has also demonstrated the ability to manage a team and coordinate several projects concurrently. As your technology partner, when your business grows ours will grow with you, therefore, we will work hand in hand with you to support your growth. We will continually communicate with, and learn from our Customers, in order to improve our products and services. And, we will keep on top of today's and tommorrow's technology, no matter how fast it moves, to ensure our Customers always have the best tools available to them. Industry Experience: Financial Services, Banks, Credit Unions, Information Technology, Software, Hardware, Electronics, Transportation, Rail, Road, Air, Marine, Federal, State, Local Governments, Healthcare, Pharmaceuticals, Life Sciences, Biotechnology Tools/Platforms I am familiar with: PHP, Java, Oracle, RAC, ASM, MySQL 5.0,SAN storage, Fibre Channel, NuSphere PHP IDE, Adobe Dreameaver CS6, UNIX/LINUX (AIX, Solaris, RedHat)  less

    php mysql html oracle-rac oracle-database unix-system-administration solaris-administration perl 00 more less
    • $55.56 HOURLY RATE
    • 5.0
    • 34 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 3 TESTS
  • Senior UNIX & Linux Systems Engineer

    Specialties: Architect, DevOps, Performance, Scalability, Redundancy / Fault Tolerance, High Availability, Network Security, Troubleshooting, FreeBSD, Linux (RHEL, CentOS, Ubuntu, Debian, SUSE), Relayd, Nginx, Apache, PostgreSQL, MySQL, Redis, Memcached, ZFS, Postfix, Dovecot, Asterisk, OpenBGPd, OpenOSPFd, GIT, Jenkins, iptables, OpenBSD PF, IPFW, Nagios … more

    Specialties: Architect, DevOps, Performance, Scalability, Redundancy / Fault Tolerance, High Availability, Network Security, Troubleshooting, FreeBSD, Linux (RHEL, CentOS, Ubuntu, Debian, SUSE), Relayd, Nginx, Apache, PostgreSQL, MySQL, Redis, Memcached, ZFS, Postfix, Dovecot, Asterisk, OpenBGPd, OpenOSPFd, GIT, Jenkins, iptables, OpenBSD PF, IPFW, Nagios, PHP, Ruby, Java, Python, Perl, ... Started out with a Sinclair ZX-Spectrum. Over 10 years of experience in IT area, including 6 years in Senior System Administrator. positions. Expert in Unix-based systems (5 years), advanced person in database administration (3 years). Person with strong analytical and troubleshooting skills, strong team building skills, well developed management skills, interpersonal skills.  less

    network-administration unix-system-administration freebsd linux-system-administration mysql postgresql nginx apache-administration devops virtualization 00 more less
    • $17.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 5 TESTS
  • Unix administrator, Web-based solutions, VoIP, Hosting, CMS expert

    From large IBM 360 mainframe monsters to modern ISP- and enterprise- oriented servers, more than 16 years, I'm working in the industry of an information technology. I have a large experience to install and configure server's hardware and … more

    From large IBM 360 mainframe monsters to modern ISP- and enterprise- oriented servers, more than 16 years, I'm working in the industry of an information technology. I have a large experience to install and configure server's hardware and software, another network equipement, to keep them in working conditions, to work in hosting-oriented team as administrator. At last years my focus of interest has extended to web-oriented applications, such as CMSs, corporate project managing software, and website developement projects with corresponding and supplementary software. Also my competency lies in server-side network services, including web-servers (not only Apache), SQL, DNS, Xen, OpenVZ, VoIP PBX, etc..etc  less

    voice-over unix-system-administration 00 more less
    • $17.78 HOURLY RATE
    • 5.0
    • 275 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
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