System Administrators k zaměstnání
Zobrazuje 375 výsledků
Sponzorovaní freelanceři
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Top 1% in the Freelancer.com Community. I am excited to offer 14 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your...Top 1% in the Freelancer.com Community. I am excited to offer 14 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your business: - Microsoft(Active Directory, DNS,DHCP, RDS,SQL Server(DB Admin),SharePoint, - Hyper-V, Exchange(All Versions &O365)Azure) - VMWare (ESXi, VCenter) - Citrix (XenApp, XenCenter) - Antivirus(Symantec(SEP),Mcafee(EPO),Kaspersky) - Linux (Ubuntu, CentOS,Debian) - Cloud(MS Azure,AMAZON AWS ,Google GCP,OVH and Digital Ocean) - Storage(Synology,QNAP,FreeNAS,WD,Dell and HP) - VOIP ( Avaya,3CX,Yeastar,XCally,GrandStream & FreePBX) - Firewalls (Fortinet, Sonicwall, Sophos, ASA,WatchGuard&PFSense) - Wireless(Cisco,Unify,Grandstream,Fortigate) - Routers (Cisco, Ubiquiti) - Servers (HP Proliant Servers) & (Dell/EMC Servers) I am happily available anytime using secure remote support or walk you through the steps via Freelancer chat .I am looking to show each client my worth to build a long relationship. Get started by clicking on "Hire Me" méně
Zaměstnejte uživatele RafimKs
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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 méně
Zaměstnejte uživatele servermaster
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Ekushey Ekushey
$50 USD / hod.
Professional Linux system administrator and highly experienced webmasterBangladeshMy expertise is solving problems and making things happen in the following areas: ✅ Linux system administration ✅ Website and server migration ✅ Malware removal and security hardening ✅ Various CMS and eCommerce solutions I am known for my fast turnaround time and ability to fix difficult problems. Where others have...My expertise is solving problems and making things happen in the following areas: ✅ Linux system administration ✅ Website and server migration ✅ Malware removal and security hardening ✅ Various CMS and eCommerce solutions I am known for my fast turnaround time and ability to fix difficult problems. Where others have failed, I will succeed. I am part of the Preferred Freelancer Program, the elite top 1% on the platform. This makes me one of the most capable person for your job. My timezone is GMT +6, though I work round-the-clock to cater the needs of my clients in over 65 countries worldwide. Click on the "Hire Me" button now to get started. If I have bid on your project, just click that "Award" or "Chat" button. I look forward to working with you! méně
Zaměstnejte uživatele Ekushey
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I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP...I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP Postfix, POP/IMAP Dovecot. FTP Vsftpd, Proftpd, Pure-ftpd-mysql. Dns Bind9, dnsmasq. File Server & printer Samba (dc-ac). Network administrator: isc-server-dhcp, openvpn, etc. Install and renew SSL certicate. All services on cloud; AWS, Azure, etc. Also website and E-mail migrations. ALL panels and web managers. Management all Linux distributions. Setup, security and optimization your server. méně
Zaměstnejte uživatele MaTGaPa
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I have a Computer science degree and 20+ years working with all kinds of technology including windows, Linux, storage, databases, networking, virtualization,, security, firewalls, routers, switches, VMware, Linux systems, proxies, web servers, and so on. I've implemented and managed a huge variety of systems during my...I have a Computer science degree and 20+ years working with all kinds of technology including windows, Linux, storage, databases, networking, virtualization,, security, firewalls, routers, switches, VMware, Linux systems, proxies, web servers, and so on. I've implemented and managed a huge variety of systems during my career. I also do my extent of developing software in java, JavaScript, PHP, shell accepting, HTML, so I am an all-around player for technical issues. You can expect professional results, sound technical answers and responsiveness. méně
Zaměstnejte uživatele mariobergotto
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I have 20 years of experience in web hosting, managing RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD, and Windows Servers. I am online from UTC/GMT 03:00 to 07:00 and 16:00 to 20:30. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS -...I have 20 years of experience in web hosting, managing RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD, and Windows Servers. I am online from UTC/GMT 03:00 to 07:00 and 16:00 to 20:30. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS - OpenVZ/KVM/Xen/Hyper-V/SolusVM/ProxMox * Docker/RancherOS * Linux/Cpanel Server Setup * Server Security - csf/maldet * PHP - Script Installation/Custom coding/Laravel * Ffmpeg/Youtube Clone installation * WHMCS Installation * Windows server setup Listed on FreeLancer Security Hall Of Fame - Yujin Boby (@serverokin) https://www.freelancer.com/about/security/hall-of-fame You can hire me by clicking on the "Hire Me" button on my profile page or using the following link https://www.freelancer.com/hireme/NetFreeHost méně
Zaměstnejte uživatele Netfreehost
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We provide end to end quality web & mobile services and strive for quality, commitment, and support. Our services range include Project Research/Analysis/Documentation/Management, Graphics/Websites/Mobile Apps Designing, Website/Mobile Apps Development, Manual/Functional Testing, Server Maintenance & SEO. Our...We provide end to end quality web & mobile services and strive for quality, commitment, and support. Our services range include Project Research/Analysis/Documentation/Management, Graphics/Websites/Mobile Apps Designing, Website/Mobile Apps Development, Manual/Functional Testing, Server Maintenance & SEO. Our Technical Portfolio Include: * PHP & based CMSs: WordPress, Joomla, Magento, OpenCart, Squarespace, Wix, BigCommerce, Typo 3, Concrete 5 and osCommerce etc * PHP & based Frameworks: Yii, CodeIgniter, Laravel, CakePHP, Zend, Symphony and Smarty etc * MEAN/MERN/MEVN: Mongo, Express, (Angular/React/Vue), Node * ASP.Net: MVC 4/5, C# (Only From Scratch Projects) * Mobile Apps: Objective C, Java, Ionic-Cordova & HTML5-PhoneGap * HTML(5)/CSS(3) & based frameworks like Twitter Bootstrap, Foundation, Less, Ionic * JS & based frameworks like Angular JS, Backbone JS, Ember JS, Ext JS, jQuery, Kendo UI etc Invite us for a Trial Job on Freelancer! méně
Zaměstnejte uživatele visionvivante
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I have 9 years of experience in Linux and Cloud server management which includes Monitoring, Security, and Optimization. https://eportfolio.mygreatlearning.com/vishnulal-nb Designed, configured, and managed public/private cloud infrastructures utilizing Amazon Web Services (AWS), including Elastic Cloud...I have 9 years of experience in Linux and Cloud server management which includes Monitoring, Security, and Optimization. https://eportfolio.mygreatlearning.com/vishnulal-nb Designed, configured, and managed public/private cloud infrastructures utilizing Amazon Web Services (AWS), including Elastic Cloud Compute (EC2), Virtual Private Cloud (VPC), Public and Private Subnets, Security Groups, Route Tables, Elastic Load Balancer, Cloud Watch and IAM. Implemented AWS high availability using AWS Elastic Load Balancing (ELB), which performed a balance across instances in multiple Availability Zones. AWS deployment using Ansible and Terraform, also deployed, and administered Open stack services. Configuring Ansible to manage AWS environments and automate the build process for core AMIs (Amazon Machine Image) used by all application deployments including Auto scaling and Cloud formation scripts. Worked with Docker on multiple cloud providers, from helping developers build and containerize their application (CI/CD) to deploying either on public or private cloud. Played a major role in building Docker images; create build and deployment configurations to deploy applications using Jenkins onto the Kubernetes cluster. Deployed and configured Elastic search ELK, Logstash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and CloudWatch. Used Kubernetes to deploy scale, load balance, scale and manage Docker containers with multiple namespace versions. Troubleshooting the network issues involving TCP/IP, LAN/WAN networking, DNS, DHCP, SMTP, SNMP, netstat and monitored the servers and Linux scripts regularly and performed troubleshooting. Monitoring of the servers through Nagios, Icinga2, Zabbix I can handle cloud platform setup and Network management. I'm an expert in Website and e-mail Migration. I also have experience on VMware. Cloud Services: Amazon web services (AWS) , Gcloud , Digitalocean , Scaleway , Azure , Rackspace , Linode etc... My areas of expertise are: Linux, FreeBSD, Windows, Asterisk, FreePBX, NFS, CIFS, VMware, Xen, LVM, Apache, Nginx, Tomcat, Zimbra, Qmail, Sendmail, Postfix, Exim, LVM in Linux, Jabber, Openfire, FTP, Bind, PowerDNS, Pfsense, IPtables, Zabbix, Nagios, MysQL, LDAP, SquidFreeNAS, IPSEC, OpenVPN, PPTP, L2TP TECHNICAL SKILLS Operating systems: Linux, Windows Protocols: TCP/IP, FTP, DHCP, HTTP, SMTP, POP, IMAP Application/Web Servers: Apache, Nginx, Litespeed Mail Servers: Postfix, exim, sentmail, zimbra, iredmail méně
Zaměstnejte uživatele bindmission
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I have been working on the filed of System / Network / Storage Administrator For a Long time and i have very good experience with Systems Be it Linux / Windows / NAS / SAN / Container's I can fix any kind of issues on the Linux based server with or without any Control Panel . I can help you Scale your...I have been working on the filed of System / Network / Storage Administrator For a Long time and i have very good experience with Systems Be it Linux / Windows / NAS / SAN / Container's I can fix any kind of issues on the Linux based server with or without any Control Panel . I can help you Scale your Infrastructure By properly Analyzing your Work Load Requirements . I can also Help My clients with Cisco or Network related issues. My skills also expand to manage Container solutions , CI/CD Pipelines , Python Hoping to work together méně
Zaměstnejte uživatele kushalghimire2
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☑️AWS, IBM Cloud, Azure, Docker, CI/CD, Jenkins, Terraform & Kubernetes expert☑️ I care about the full cycle development from idea discovery to architecture design, development, testing, product launch, continue improvement and maintenance. I'm having the right processes and tools in place insure efficiency and...☑️AWS, IBM Cloud, Azure, Docker, CI/CD, Jenkins, Terraform & Kubernetes expert☑️ I care about the full cycle development from idea discovery to architecture design, development, testing, product launch, continue improvement and maintenance. I'm having the right processes and tools in place insure efficiency and quality of our work, allow to focus on the product, stay agile, but still manage time, scope, and budget expectations. My skills includes: # System Admin:- * AWS solutions using EC2. VPC, AMI, S3, RDS, EBS, Load Balancer, Auto-scaling, SNS, SQS, SES, ELB, EBS, IAM, Media-Convert and Elactic-transcoder. * Developing scripts for the build, deployment, maintenance and related tasks using Jenkins, Docker, Ansible & Shell Scripting. * Creating fully automated CI/CD infrastructure and processes for multiple projects using Kubernetes, Docker, Jenkins, Ansible, Git and Helm pipeline. * Implementing monitoring and reporting solutions across a range of environments and platforms by using Grafana & Prometheus. ## Technology Used: Jenkins, Kubernets, Docker, AWS,Git, Database, Zabbix, Nginx, Azure, Grafana, Prometheus. ## # Designing * Website Design IA/UX/UI Design & Development, Visual Design * PSD to HTML, XD to HTML * Photoshop, Logo, Banner design # Website Development * MEAN Stack (React, Angular, Node) * Web App Development PHP/ CI / Laravel * Content Management System Wordpress, Woocommerce, Shopify Feel free to connect and discuss on your challenges and demonstrate our capability to be a part in your success. Thanks, Tanima méně
Zaměstnejte uživatele tanubourasi
