Network & System Administrators

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  1. Aleksey Maksimenko

    Aleksey Maksimenko

    System and network administrator

    Russia - Last active: 3 days ago - Tests: 2 - Portfolio: 2

    Good day! I am network administrator Aleksey Maksimenko. I have experience in network administration for more than 10 years. I can solve common network tasks, but i can make research work for unique scenario too. My credo always be to meet your needs and deadline. Also i have skill of configuring for Windows and Linux servers. I can configuring mailing services, VoIP, billing app and web servers. Since 2010 i am growing my experience of develop failover and high available systems. Listed below are my experience and skills. Protocols and technologies: OSPF, EIGRP, IS-IS, VRRP, HSRP, RSTP, MSTP, EtherChannels, IGMP snooping, DNS, DHCP, NAT, QoS, Traffic Filters, DMVPN, DynVPN. Platforms: Juniper SRX EX MX, Cisco ASA ISR Catalist. Mikrotik and HP ProCurve Wireless: Ruckus, Aruba, Moxa, Cisco. Seamless roaming. Services: LDAP, Radius, Crypto. Business communications: SMTP, VOiP.

    $22.00 /hr
    0 hours
    5.00
  2. Bouziane Amine Hafnaoui

    Bouziane Amine Hafnaoui

    iPhone Unlock / Jailbreak

    Algeria - Last active: 5 days ago - Tests: 3 - Portfolio: 1

    Hello, Third year student currently studying at University Experienced in providing excellent customer service whilst working in busy environments. Flexible regarding hours of work including evenings and weekends. Keen to expand skills and knowledge and prepared to work in a variety of roles as required. WORK EXPERIENCE Online Costumer Service – Technical Support 2009-present : • Helped customers to solve their problems. • Finding solutions to issues and problems. • Able to handle complains, aggressive costumer and difficult situations. • Positive attitude, energetic approach and self motivation. • Capable of influencing the opinions of costumers. Phones Unlocker 2010-present : Running the unlock section in Etunlock Telecom INFORMATION SKILLS: Proficient in iOS applications, use of internet and e-mail. Email : amine.bigsmoke@gmail.com Skype : bigsmoke0072 Best Regards

    $3.33 /hr
    10 hours
    3.90
  3. Hussein G.

    Hussein G.

    Linux System Administrator

    Egypt - Last active: 8 days ago - Tests: 11

    I am a Linux System Administrator, with two years experience in Linux, Unix, Networking, and open source technologies like Nginx, Apache, PHP-FPM, Passenger, MySQL, LXC, and Docker. Also I've worked on content management frameworks like Wordpress and Drupal. I have a B.Sc in Computer Science, with a very good understanding of C/C++, java, PHP, and python programming languages.

    $15.00 /hr
    10 hours
    5.00
  4. Raenald D.

    Raenald D.

    Computer Operator

    Philippines - Last active: 11 days ago - Tests: 2 - Portfolio: 1

    To be able to help you dealing with program analysis, work flow and running batch programs for testing. Recording time statistics and tracing error remarks in each procedure. We can provide you people with expertise in the business. I am currently working in a company as a member of Production Services Department.

    $3.33 /hr
    0 hours
    5.00
  5. Marc Kelvin De Vera

    Marc Kelvin De Vera

    CCNA, CCTTA, Certified PC Hardware Technician,

    Canada - Last active: 1 month ago - Tests: 4 - Portfolio: 2

    A Cisco Certified Network Associate: Routing and Switching. Cisco Networking Academy - National Netriders CCENT/CCNA Competitor and Part-Trainer (for Basic Category). I am also a National Certified PC Technician (TESDA) and Certified Cabling Test Technician Associate (Fluke Networks). I have basic to intermediate skill level in programming (Java, C#, Android Development) as well as Web Development (HTML/CSS, PHP). Now, I am working on my CCNP Routing and Switching Cert. + Linux Professional Institute Cert. and at the same time going wide by learning Data Center and Design track, as well as MCSA certification. My network emulator and simulator of choice are GNS3 and Packet Tracer. For CCNP Studies, I use IOSv, NX-OSv, and CSR1000v using VMware.

    $38.00 /hr
    0 hours
    5.00
  6. Oleg S.

    Oleg S.

    System Administrator

    Ukraine - Last active: 29 days ago - Tests: 2

    I'm fully working from the last 6 years as a Linux Administrator .I'm well experienced in Linux Server administration tasks in the production and development environments - Have excellent knowledge and hands on experience in Apache, Tomcat ,Nginx, Exim, Postfix, Dovecot,Mysql, Postgresql, FTP, Samba, SVN, Git, Iptables,load balancers, Amazon EC2, RackSpace, Nagios servers, Zabbix, OpenVPN, PPTP etc.., Good knowledge in shell scripting. Skills and Expertise: - Installation, configuration and administration OS Windows (XP/Vista/7/8) and Linux. (Ubuntu/Debian/CentOS/Gentoo and oth); - Installation, configuration and administration Linux servers and services (Redmine, RabbitMQ, TomCat, DHCP, DNS, TFTP, NFS, Apache, Nginx, VPN, VLAN, LAMP, ElasticSearch ); - IT automation: Ansible, Puppet,Chef - VPS: VMware ESXi, VMware Workstation, VitualBox, Microsoft Hyper-V, XEN, KVM, OpenVZ, OpenNebula, Proxmox; - DB: MySQL, PostgreSQLl, MSSQL,MongoDB; - Installation, configuration and administration of mail servers and services (SSMTP, Sendmail, Exim, DBmail, Dovecot,Postfix); - Subversion: SVN,GIT,GitLab; - CRM: Microsoft Dynamics CRM, vTiger; - Monitoring System: Zabbix, Nagios, Icinga, Monit, Munin; - Work with clouds, remote VPS/VDS and Dedicated servers; - Design and installation LAN/WIFI/WAN; - Configuration network infrastructure; - Placement and adiministration sites on local resources and on the hosting; - Deploy project to the servers and clouds; - Planning, installation and configuration of the test platforms for projects; - Monitoring systems and networks; - Technical support users and projects.

    $7.00 /hr
    6 hours
    5.00
  7. Farhan A.

    Farhan A.

    Technical Services Engineer (Infrastructure & Networks)

    Qatar - Last active: 24 days ago - Tests: 2

    I.T Service Management professional with project management background. Postgraduate in Computing science, started career in 2009. working within IT Management, Services & High availability concepts within a 24*7 Operations Environment. Results-driven versatile professional having multiple domain experience including I.T Project Management, Networking and Server Administration. Productive and responsible in learning new technologies and full paced experience on I.T & Network support. Key Skills • IT Service Management • Network Management • Technical Writing • Troubleshooting / Problem Solving • Project Management

    $11.11 /hr
    0 hours
    5.00
  8. Daniel Lee

    Daniel Lee

    British Senior Web developer 7+ Year Exp.

    United Kingdom - Last active: 15 days ago - Tests: 1

    British Senior Web developer 7+ Year Exp. My main focuses are Zend Framework, PHP MySQL, JQuery, Javascript, Node.Js Apache and HTML5 / CSS3. I will always try to give the fastest turnaround time possible. and like to take on projects on any size no matter how big or small, also bugfixing is also always welcome.

    $30.00 /hr
    0 hours
    5.00
  9. Alexey S.

    Alexey S.

    Team Lead PHP, Architect, Developer

    Russia - Last active: 17 days ago - Tests: 4

    I have extensive experience in web development and web broadcast video of various complexity - about 6 years old. I participated in the development process as: • PHP developer • html coder • Javascript developer • The head of the development team. A great experience to work with streaming video: - Setting up the software on a server, on a cluster - Integration with Web applications - Construction of an automated billing process - Protocols: RTSP, RTP, RTMP ... and more ... Extensive experience in working with e-commerce: - Integration with payment. With a large number of payment systems - Integration with accounting systems - Construction of the automated pricing process and more ... I have a good idea of how the system, oriented at high load should be designed. Have a successful experience in the optimization of IT systems in general, of code (PHP, JS) and MySQL queries. Participated in the conference HighLoad++ 2011(Moscow)

    $22.22 /hr
    0 hours
    5.00
  10. Faisal Mushtaq

    Faisal Mushtaq

    Technologist & Business Expert

    Pakistan - Last active: 18 days ago - 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