Network Administrators do zatrudnienia
Wyświetlono 153 wyników
Wykonawcy sponsorowani
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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 mniej
Zatrudnij servermaster
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I have 5 years of experience deploying and maintaining the following: ✅ Server Operating Systems: Windows Server 2003 to 2022, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP services. ✅ Virtualization: Microsoft® Hyper-V,...I have 5 years of experience deploying and maintaining the following: ✅ Server Operating Systems: Windows Server 2003 to 2022, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP services. ✅ Virtualization: Microsoft® Hyper-V, VMware Hypervisors (ESXI, vCenter), Proxmox, VirtualBox. ✅ Cloud Computing Platforms: AWS Amazon Web Services, Microsoft®, Google Cloud Platform(GCP). ✅ Self-Hosted Clouds: NextCloud, OwnCloud, Seafile. ✅ File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. ✅ Web servers: IIS, APACHE, NGINX ✅Scripting: PowerShell scripting, Bash Scripting ✅Containers: DOCKER, Windows Subsystem for Linux (WSL). ✅Backup Systems Veaam Backup, Iperius Backup, UrBackup. ✅ Mail servers: POSTFIX, EXIM, Microsoft Exchange 2000 to 2019, QMAIL ,Zimbra ,Mail Enable , SmarterMail, hMail. ✅ Database servers: MySQL, PostgreSQL ✅ Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik, PFSense, Zywall and other Routers; ✅ Data Storage Systems: Netapp, FAS, EMC, VNX; ✅NAS: FreeNAS, TrueNAS ,Synology, QNAP, Buffalo ✅ Monitoring ZABBIX, CACTI, NAGIOS ✅ Hosting Panels: PLESK, cPanel, CyberPanel ✅24 hours availability ✅Unlimited revisions ✅Fast response Microsoft® Certified ** MCSA | MCSE | MCT ** mniej
Zatrudnij AZTURK1
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IT, Network, Networkadministration, Firewall, UCC, Hosted PBX, 3CX, VoIP, Webhosting, Wordpress, Website-Administration,IT, Network, Networkadministration, Firewall, UCC, Hosted PBX, 3CX, VoIP, Webhosting, Wordpress, Website-Administration, mniej
Zatrudnij michihochuli
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I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and...I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and switching, firewall, IPS, ISE, voice and wireless solution from my 10 years’ practical experience. I have also fluency in English and Hindi speaking. I am Expert in GNS3 and Packet Tracer. ===================================================================================== Technical Skills: Good understanding and knowledge of TCP/IP, OSI Layer. L3 technologies: RIP, EIGRP and OSPF and BGP in CISCO 800, 1900, 2900, 2800, 2800, ISR 4300, 4100, ASR 1000 series. L2 technologies: VLAN, VTP, STP, Trunking, HSRP, VRRP, SPAN, RSPAN, DHCP Snooping, Dynamic ARP Inspection, ARP ACL etc in 2900 series and L3 switches. NXOS and ACI: Configure and install CISCO nexus 9k and CISCO ACI solution like Bridge Domain, VRF, end point group tenant etc. Cisco ASA and Next Generation Firewall: ACL, NAT, Transparent Mode, Multiple context and Failover (Active/Active, Active/Standby) Site-to-Site VPN, Remote Access VPN and SSL VPN. Cisco Firepower IPS and Firepower Management Center (FMC): ACL, NAT, Intrusion policy, AVC, Malware & File Policy, Site-to-Site VPN, Remote Access VPN and SSL VPN etc. F5 Load Balancer and ASM: Installation and configure F5 BIG-IP Local Traffic Manager (LTM) load balancer and Application security manager. CISCO CUCM: Install and configure Cisco Unified Communication Manager 9.0 and 12.4. Mikrotik Router: OSPF, BGP, NAT, DHCP, L2TP, IPSEC, PPP, Firewall etc CISCO WEB and Email Security Appliance: Install and configure CISCO ESA and WSA So you are requested to first discuss the project and requirements and after being satisfied please awarded me with the work. And definitely work will be delivered in time and in best quality. Thanking You Kazi mniej
Zatrudnij rifat0103
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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 mniej
Zatrudnij kushalghimire2
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Hello and Welcome! I am a math, Algorithm Engineer and Full Stack Developer. I have full and rich experience with Machine Learning, AI, Image Processing and Object Detection, Website development and Android App development, Blockchain Research, also have Hacker Rank Certification. I am available 24x7 via...Hello and Welcome! I am a math, Algorithm Engineer and Full Stack Developer. I have full and rich experience with Machine Learning, AI, Image Processing and Object Detection, Website development and Android App development, Blockchain Research, also have Hacker Rank Certification. I am available 24x7 via freelancer.com. You can see 20% of my work comes from my previous client. You can see my Repeat Hire rate and reviews. My major skills: ✅ Full Stack web developer with NodeJS, ReactJS, Angular, Vue, JavaScript, PHP, Laravel, CodeIgniter, Django, Flask Framework. ✅ Strong knowledge in Html, CSS, Responsive, JavaScript. ✅ Blockchain technology with smart contract in solidity and Rust, Ethereum, BNB and Solana Network. ✅ Master in Web Scraping and Data Entry. ✅ Rich experience with Android app development with Java, Kotlin, Golang, Flutter. ✅ C/C++/C#/WPF/Python and Java programing. ✅ Have Good Skill in Algorithm and AI, Image Processing, Object Detection. ✅ Be good at website design(all kinds of site). ✅ Good experience of 2D & 3D architecture design and 3D rendering. I am very strict about the deadline of my time management. I enjoy and always want to work with my clients in a very honest fashion. Many thanks for taking the time to read this! My hope is make your dream comes true. Carlos Martin mniej
Zatrudnij karlmarkus609
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I'm a senior developer with 8 years of experience in the software industry. My expertise ranges from creating decentralized applications and back-end business logic to Artificial Intelligence. I am working on professional software development process. Working with me is super easy and efficient. I will take your...I'm a senior developer with 8 years of experience in the software industry. My expertise ranges from creating decentralized applications and back-end business logic to Artificial Intelligence. I am working on professional software development process. Working with me is super easy and efficient. I will take your requirements and provide the best solutions possible with easy-to-understand and maintain code. It's important to me to deliver quality no matter what. Major Skills - Blockchain technologies - ICO investors Dashboards and Etherium smart contracts for ICO, front-end development with data visualization(graphs, charts, portals); - Artificial Intelligence, Computer Vision, Deep learning - MERN, MEAN stacks - PHP; Laravel, CodeIgnitor, WordPress, CMS - MySQL, PostgreSQL, MongoDB, Redis - GIT, Mercurial, SVN, Docker, AWS - Payment systems integration - Google Analytics API - Big Data analysis, Elasticsearch Blockchain⭐️⭐️⭐️⭐️⭐️ I am very good at Blockchain technology and I specialize in developing smart contracts using Solidity(Ethereum), NFT marketplaces, web3.js, Solana, and etc. Javascript ⭐️⭐️⭐️⭐️⭐️ My "native" programming language, I've worked with it for over five years. I've used it in the front-end with React and Redux, in the back-end for APIs with Node, Express, and Nest.js, testing automation using Mocha, and, later on, Jest. Laravel⭐️⭐️⭐️⭐️⭐️ I am crazy about Laravel for its capability and I am experienced with Laravel + Vue.js stack. Can build any project with Laravel and it would be a pleasant work for me to work with Laravel. AI/ML⭐️⭐️⭐️⭐️⭐️ I have rich experience of AI/ML. I have developed lots of computer vision and image processing projects and time series analysis projects like palm vein recognition, object tracking, financial data analysis etc. I have been working on this field for 7 years. mniej
Zatrudnij AtomTask
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Certified Server & Cloud Professional with more than 10 years of solid expertise. I have Linux, UNIX, Devops, AWS, Oracle Cloud, AZURE, Google Cloud, Vmware, Openstack and Windows Services expertise. Expert in doing all types of server, Websites and Mail migration Expertise on setup/configuration of Amazon web...Certified Server & Cloud Professional with more than 10 years of solid expertise. I have Linux, UNIX, Devops, AWS, Oracle Cloud, AZURE, Google Cloud, Vmware, Openstack and Windows Services expertise. Expert in doing all types of server, Websites and Mail migration Expertise on setup/configuration of Amazon web services(AWS), Oracle Cloud(OCI), Azure, Google, Digitial Ocean or almost all clouds. Great Devops skills with tools like Jenkins, Ansible, Grafana, Prometheus, Terraform etc. I have WHM Cpanel, Plesk, Postfix, Exim, Zimbra Mail Server, Windows Exchange, IIS Administration Expertise Web Hosting setup, Install, manage and configure Zimbra, WHM/Cpanel, Cacti, Nagios, Zenoss, Nominatim Servers & PHPlist, Migration over Zimbra exim Cpanel, Zpanel, Parallels, Mysql, DNS, Database migration on any hosting panel, etc. Atlassian products like JIRA, JIRA Agile, JIRA Capture, Crowd, Stash, Confluence, Fisheye Bamboo, etc. Certified RHCE/RHCSA/RHCSS RHCVA, Openstack, Oracle Cloud(OCI) Professional & Mirantis Cloud Active Directory Microsoft Exchange Administration I have a great academic background in Linux and Cloud as well as my experience compliments my studies. AS AN ENGINEER, I CAN SAY NOTHING IS IMPOSSIBLE TO IMPLEMENT. FEEL FREE TO CONTACT ME ANYTIME. In addition to this, I look forward to working on your projects. mniej
Zatrudnij amiteshojha
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I have 13 years experience with linux,freebsd,cisco. Cisco ASR1001, ASA 5505,5510, 29xx,19xx,3560,45xx. Programming on Perl,Bash,PHP.I have 13 years experience with linux,freebsd,cisco. Cisco ASR1001, ASA 5505,5510, 29xx,19xx,3560,45xx. Programming on Perl,Bash,PHP. mniej
Zatrudnij vili1977
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I am offering a variety of services based on that the experience and the know-how I have acquired through out my career, and the network of professionals in many domains worked within. ✤ Cloud Compute: ~ Migrate workload and solutions (on-premise to cloud | cloud Provider to another). ~ Design and deploy solution...I am offering a variety of services based on that the experience and the know-how I have acquired through out my career, and the network of professionals in many domains worked within. ✤ Cloud Compute: ~ Migrate workload and solutions (on-premise to cloud | cloud Provider to another). ~ Design and deploy solution architecture to fit priorities (performance | budget | resilience). ~ Containerize solutions and transform solutions from system based to Kubernetes. ~ AWS Solution deployments (EC2 | Lightsail | Beanstalk | EKS | ECS | Serverless ) ~ AWS Services (IAM | Cognito | SES | SNS | Lambda | S3 | EFS | RDS | DynamoDB) ✤ Cloud Solutions ~ CMS Solutions (Joomla | Wordpress | Grav | Drupal) ~ Web development frameworks (PHP | python | Nodejs ) ~ Database: MySQL/MariaDb, Postgres, Yugabytedb, NoSQL (CouchDB | DynamoDB) ~ Idp deployment and configuration (AWS Cognito | Keycloak | Social Providers) ~ Web service & reverse proxy ( Apache | Nginx | Caddy | Traefik) ~ Microsoft 365 migrations (Tenant to Tenant, Exchange to M365). ✤ CI/CD ~ Infrastructure as Code (Terraform | AWS Cloudformation) ~ Frameworks (ArgoCD | Jenkins | GitHub | GitLab) ~ Cloud Management (Rancher | EKS | GKE | Kubernetes) ✤ Systems & Network Solutions: ~ Deploy & manage windows based networks (AD, DNS, DHCP, SharePoint, WSUS, System Center). ~ Deploy & manage linux solutions (FreeIPA, Bind, Unbound). ~ VPN Services (OpenVPN, Wireguard) ✤ web development stack ~ PHP (CorePHP | Laravel) ~ Python (Python | Django ) ~ Javascript ( Nodejs | Vue | Angular ) ✤ Business Systems Implementations ~ ERP (MIcrosoft Dynamics F&P, CRM, BSC) ~ PMS (Oracle Hospitality Opera / Opera Cloud) ~ POS (Oracle Hospitality Simphony / Simphony Cloud) I make myself available for discussions, clarifications, and give an opinion ! mniej
Zatrudnij samermassoud
