System Administrators do zatrudnienia

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Wyświetlono 224 wyników
  • Zatrudnij     peterdegn
Zatrudnij     peterdegn

    peterdegn peterdegn

    Turkey $35 USD / godzinę
    Server / Network / security architect
    Turkey
    5.0
    21 ocen 21 ocen $35 USD na godzinę
    I have 15 years of experience in Linux server management which includes Security, and Optimization. I can handle installation of applications on Linux. I do web hosting and support, Website migration My areas of expertise are: Virtule OS systems: VMware, Xen Application/Web Servers: Apache, Nginx, FTP, Mysql,...
    I have 15 years of experience in Linux server management which includes Security, and Optimization. I can handle installation of applications on Linux. I do web hosting and support, Website migration My areas of expertise are: Virtule OS systems: VMware, Xen Application/Web Servers: Apache, Nginx, FTP, Mysql, PowerDNS, Bind,Cache servers Mail Servers: Postfix, exim, sentmail, zimbra, iredmail, Qmail Security Matter: Pfsense, IPtables, Honeypot, IPSEC, AI firewalls, Test of systems for Dark holes , proxy TECHNICAL SKILLS OS systems: Linux Protocols: TCP/IP, IMAP, FTP, DHCP, HTTP, SMTP, POP/3 Big enterprise setup, Nodes/loadbalance for end clients there can take all from 6.2m connects pr min and bigger contact me and let me hear your needs. mniej
  • Zatrudnij peterdegn
  • Zatrudnij     abhi98041
Zatrudnij     abhi98041

    abhi98041 abhi98041

    India $20 USD / godzinę
    Among the Top 3% Freelancer | Full-Stack Developer
    India
    4.1
    10 ocen 10 ocen $20 USD na godzinę
    ⭐⭐⭐⭐⭐ Tired of communication issues with foreign freelancers? Concerned about the quality of your product after seeing those fake portfolios? Well, you don't have to worry about that anymore with team Abhishek D!! ⭐⭐⭐⭐⭐ In a short span of time on this platform, we are among the TOP 5 FREELANCING PROFILES IN...
    ⭐⭐⭐⭐⭐ Tired of communication issues with foreign freelancers? Concerned about the quality of your product after seeing those fake portfolios? Well, you don't have to worry about that anymore with team Abhishek D!! ⭐⭐⭐⭐⭐ In a short span of time on this platform, we are among the TOP 5 FREELANCING PROFILES IN INDIA!! We are a small but super dedicated team of design and development gurus with an average of 7 years experiences in all following fields: 1. Graphic Design - Branding*, Web & UI/UX 2. Software Development - Python, Nodejs 3. Web Development - Wordpress, PHP. Angular, React 4. Mobile App- React Native, Flutter. We strongly believe in getting in contact with potential customers rather than short-time temporary clients. Our motto is "To provide best quality, commitment & communication to our clients!" If you see our bid on their project please click on the chat or award button to get started Hit the 'HIRE ME' on top right of this page to get a quote now! *FREE Consultation mniej
  • Zatrudnij abhi98041
  • Zatrudnij     olaoluwa2093
Zatrudnij     olaoluwa2093

    olaoluwa2093 olaoluwa2093

    Nigeria $40 USD / godzinę
    DevOps Engineer | Lead SysAdmin | Shell Scripting
    Nigeria
    3.6
    8 ocen 8 ocen $40 USD na godzinę
    I manage servers and cloud infrastructure, I am an Enterprising and Methodical DevOps engineer with over 5 years of multifaceted experience in System/Server Administration, PHP development, technical support, cloud services(AWS, Azure, Google Cloud, digital ocean), business development, product management, and...
    I manage servers and cloud infrastructure, I am an Enterprising and Methodical DevOps engineer with over 5 years of multifaceted experience in System/Server Administration, PHP development, technical support, cloud services(AWS, Azure, Google Cloud, digital ocean), business development, product management, and customer service. I have trained over 15 technical support agents and 30 customer support agents and through the process built a sustainable knowledge wiki and clear processes. mniej
  • Zatrudnij olaoluwa2093
  • Zatrudnij     kzb
Zatrudnij     kzb

    kzb kzb

    Japan $20 USD / godzinę
    System Engineer
    Japan
    3.2
    10 ocen 10 ocen $20 USD na godzinę
    I have been working as a System Engineer for more than 10 years with a strong base in system and networking especially in Active Directory/Exchange multi sites as well as building tons of scripts for automation.
    I have been working as a System Engineer for more than 10 years with a strong base in system and networking especially in Active Directory/Exchange multi sites as well as building tons of scripts for automation. mniej
  • Zatrudnij kzb
  • Zatrudnij     AhmedMFakkar
Zatrudnij     AhmedMFakkar

    AhmedMFakkar AhmedMFakkar

    Egypt $25 USD / godzinę
    Cisco Professional
    Egypt
    6.5
    121 ocen 121 ocen $25 USD na godzinę
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. mniej
  • Zatrudnij AhmedMFakkar
  • Zatrudnij     usmans4
Zatrudnij     usmans4

    usmans4 usmans4

    Pakistan $20 USD / godzinę
    I will fix your network, cloud, vpn, windows, isp
    Pakistan
    5.7
    23 ocen 23 ocen $20 USD na godzinę
    Hello i am a Network/ Systems/ Security professional with 15 years of hands on experience. I have multiple domain experience. Gsuite Workspace Azure VPN AWS Console AWS VPN Migration of emails UBNT ubiquiti devices Azure Cloud services VPN services any Windows servers complete ...
    Hello i am a Network/ Systems/ Security professional with 15 years of hands on experience. I have multiple domain experience. Gsuite Workspace Azure VPN AWS Console AWS VPN Migration of emails UBNT ubiquiti devices Azure Cloud services VPN services any Windows servers complete DHCP, DNS, Active Directory, additional active directory. Hyper V Vmware Certified hands on experience expert SSL configuraiton Fortigate firewall cisco network swithces, routers, firewall Network Diagram's Network Assessment Infrastructure High level diagram cloud and physical Password reset services for windows servers Google Suite AWS Office 365 certified expert with hands on experience (Microsoft Expert) Cyber Security expertise Port Forwarding. Access your application as you are in office support. Remote O.S. installation support NAS/SAN support all type. Backup software VEEAM etc. support Microsoft Exchange deployment and troubleshooting Microsoft SQL troubleshooting Above skill set is result of my passion. I am passionate to complete my work on time. Technical support is my hobby. I will try to provide best possible standards and support. *********** TRY ONCE AND YOU WILL FORGET ANYONE ELSE ******* Thank You. More info about my expertise is below: Cisco routing and switching Mikrotik routing and switching Exchange/ active directory migrations Fortigate configuration Unifi switches and wifi Brocade switches Barracuda Load Balancer Microsoft all technologies Online desktop support Networking System engineering Windows Servers Exchange Server DNS DHCP DHCP Failover Azure Google Cloud Alibaba Cloud Vmware, vcenter, high availability Microsoft Certified: Azure Solutions Architect Expert June 23, 2020 Certification Number : H442-8331 Microsoft Certified: Azure Administrator Associate June 07, 2020 Certification Number : H432-2941 Microsoft Certified: Azure Fundamentals May 27, 2020 Certification Number : H424-6948 Microsoft® Certified Solutions Expert: Productivity (Charter)* September 26, 2016 Certification Number : F811-5928 Microsoft® Certified Solutions Expert: Messaging December 14, 2014 Certification Number : F113-2041 Microsoft® Certified Solutions Associate: Office 365 December 03, 2014 Certification Number : F084-6675 Microsoft Specialist: Server Virtualization with Windows Server Hyper-V and System Center February 03, 2014 Certification Number : E573-4804 Microsoft Certified Professional: Microsoft Certified Professional February 03, 2014 Certification Number : E573-4803 mniej
  • Zatrudnij usmans4
  • Zatrudnij     servermaster
Zatrudnij     servermaster

    servermaster servermaster

    Estonia $25 USD / godzinę
    Professional IT specialist
    Estonia
    6.1
    30 ocen 30 ocen $25 USD na godzinę
    About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is...
    About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems: debian,ubuntu,gentoo,suse,redhat,centos and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss Proxy systems: Haporxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, DMARC. Monitoring systems: Nagios,zabbix,cacti,grafana. WAP: XMG, SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail. Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat. Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done mniej
  • Zatrudnij servermaster
  • Zatrudnij     AddWebSolution7
Zatrudnij     AddWebSolution7

    AddWebSolution7 AddWebSolution7

    India $18 USD / godzinę
    Offshore Development: Web | Mobile | Cloud
    India
    4.0
    1 ocena 1 ocena $18 USD na godzinę
    Hello/Bonjour/Vitayu, We have been into website designing, development and maintenance for the past 12+ years and gained expertise in multiple domains over the period of time. => We assign dedicated resource as a 'single point of contact' to avoid communication gap. => Our Technical Skillset: DevOps | React |...
    Hello/Bonjour/Vitayu, We have been into website designing, development and maintenance for the past 12+ years and gained expertise in multiple domains over the period of time. => We assign dedicated resource as a 'single point of contact' to avoid communication gap. => Our Technical Skillset: DevOps | React | ReactJS | Laravel | Drupal | SEO | SilverStripe | .Net | OctoberCMS | WordPress | others... => We are a proud member of NASSCOM, Acquia partner, and a certified ISO Company. => Our contribution on StackOverflow: https://stackoverflow.com/users/4939915/addweb-solution-pvt-ltd => Our Happy Clients: https://goo.gl/wjaoN8 ** Payment terms: We are flexible as per requirement. mniej
  • Zatrudnij AddWebSolution7
  • Zatrudnij     rinsadsl
Zatrudnij     rinsadsl

    rinsadsl rinsadsl

    Sri Lanka $35 USD / godzinę
    Leader in Desktop, Web and App Development
    Sri Lanka
    3.6
    5 ocen 5 ocen $35 USD na godzinę
    If you have been scouring the internet looking for a professional to undertake the work you require, then look no further. We are an articulated and advanced team of experts who have extensive experience in Software, Web and App development. Over the years we have gained wide-ranging experience including but not...
    If you have been scouring the internet looking for a professional to undertake the work you require, then look no further. We are an articulated and advanced team of experts who have extensive experience in Software, Web and App development. Over the years we have gained wide-ranging experience including but not limited to, PHP, NodeJS, Angular, Flutter, React, React Native, C#, VB.net,WooCommerce, Magento, PrestaShop, MySQL, PostgreSQL,ORACLE, SQL Server technologies, among others. We primarily focus on integrating marketplaces such as eBay, Amazon, Shopify, Wish.com, Lazada, Walmart, USPS, UPS, FedEx, DHL etc. using their respective APIs to make the sellers' life easy. However, we are always ready for a new challenge! But don’t just take our word for it, check out the examples of our work provided below. And let the work we do for you be the proof. You have our word that you will not be disappointed. mniej
  • Zatrudnij rinsadsl
  • Zatrudnij     tangramua
Zatrudnij     tangramua

    tangramua tangramua

    Ukraine $25 USD / godzinę
    Top 3% in the Freelancer.com Community
    Ukraine
    5.8
    42 ocen 42 ocen $25 USD na godzinę
    We are Canadian-Ukrainian team of highly professional developers and system administrators with 20 years expertise. OUR SPECIALIZATIONS: 1) BACK-END DEVELOPMENT: PHP, Python, .NET 2) JAVASCRIPT DEVELOPMENT: JS, Node.js, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js 3) FRONT-END DEVELOPMENT: HTML5, CSS3 4)...
    We are Canadian-Ukrainian team of highly professional developers and system administrators with 20 years expertise. OUR SPECIALIZATIONS: 1) BACK-END DEVELOPMENT: PHP, Python, .NET 2) JAVASCRIPT DEVELOPMENT: JS, Node.js, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js 3) FRONT-END DEVELOPMENT: HTML5, CSS3 4) DESIGN: Website Design, Graphic Design, Corporate Identity 5) 24/7 TECHNICAL SUPPORT: Linux, Unix, MS Windows Server, cloud solutions (AWS, MS Azure, Google cloud) etc. 6) EMBEDDED SYSTEMS: Embedded software development, Internet of Things (IoT), Microcontrollers, Arduino 7) MOBILE DEVELOPMENT: Android, iOS, React Native, Ionic, Flutter 8) OPEN SOURCE: WordPress, Joomla, Drupal, TYPO3, Shopify, Magento, WooCommerce, Prestashop, OpenCart, Zend, Symfony, Laravel, Yii, Django, Flask OUR CREDO: Reputation – is above anything else! We help our customers to grow success and we grow together with our customers! We are flexible to meet our clients' needs. We make it simple... mniej
  • Zatrudnij tangramua

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