System Administrators k zaměstnání

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Zobrazuje 473 výsledků
  • Zaměstnejte uživatele     BryarGH
Zaměstnejte uživatele     BryarGH

    BryarGH BryarGH

    Iraq $25 USD / hod.
    Top 1% Website Developer, App Developer & Designer
    Iraq
    4.9
    17 recenzí 17 recenzí $25 USD za hodinu
    System Admin and a developer with 10+ years or experience. I've been a regular contributor, Problem Solver and a high ranking member on several major IT forums, and if you have a problem, I have both means and the experience to provide you with the best possible solution. My expertise includes but are not limited...
    System Admin and a developer with 10+ years or experience. I've been a regular contributor, Problem Solver and a high ranking member on several major IT forums, and if you have a problem, I have both means and the experience to provide you with the best possible solution. My expertise includes but are not limited to: System Administer (Debian, Ubunto, Cento, Windows, AWS, WHM, Cpanel, Virtualizor, WHCMS, Windows Server) Server Setup and Installation (Web Server, Email Server includes DNS) Game Developing (Unity) Web Developing (PHP, Javascript, JQuery, Laravel, HTML, CSS, XML) 3D modeling (3D Max) Program Developing(Java, .Net, C++, Python) Audio Editor(Adobe Audition) Video Editor(Adobe Primer and Adobe After Effect) Forum Developer(MyBB forum Owner, Xenforo, phpBB, vBulletin, NodeBB) Forum Plugin Developer Expert website software and forum software Converter Mobile App Developer(Java on Android Studio +3 years of experience, Cordova) Website converter (Custom Script to Wordpress and Forum Converter and Merger) Scrapping (Java, Scrapping thousands of products and exporting them into excel sheet, Instagram Scrapping) API REST Client developing (Google API, Binance API,Java, PHP, JavaScript, curl, JSONRpc, Distance Matrix API) QR Code, Barcode, DataMatrix Pure JS Database: MySQL, SQL, MongoDB, MariaDB (Restoring database from ibd and frm files.) Discord Bots, Discord Manager, NFT Discord Moderator, Discord Server Administrator! Translating: English, Arabic and Kurdish (Native Kurdish Speaker). Apache Guacamole Developer I'm here!! So don't worry! méně
  • Zaměstnejte uživatele BryarGH
  • Zaměstnejte uživatele     mvaqasuddin
Zaměstnejte uživatele     mvaqasuddin

    mvaqasuddin mvaqasuddin

    Pakistan $15 USD / hod.
    WordPress Laravel Codeigniter Flutter-Linux DevOps
    Pakistan
    4.9
    19 recenzí 19 recenzí $15 USD za hodinu
    Hi, I’m a Mobile App & Web Developer with over 400 projects under my belt here on Freelancer. I have many different skills and capabilities that translate directly into top-tier product development. I offer a number of services, including: - App Development - iOS/Android/Flutter - Web Application - ...
    Hi, I’m a Mobile App & Web Developer with over 400 projects under my belt here on Freelancer. I have many different skills and capabilities that translate directly into top-tier product development. I offer a number of services, including: - App Development - iOS/Android/Flutter - Web Application - PHP/CodeIgniter/Laravel - DevOps - Troubleshooting - Git Implementation - Databases, Payment Gateways, Etc. My services list could go on and on, but I don’t want to waste too much of your time with a long read-through. Instead, I want you to reach out! Having worked with so many clients, I’ve learned how to talk with newcomers in a way where we can build a rapport while getting right down to brass tax. So please, let me know what kind of development work you need! I am available 18 hours a day, and will always respond as soon as possible to any question, request, or inquiry. Thanks! méně
  • Zaměstnejte uživatele mvaqasuddin
  • Zaměstnejte uživatele     kashifnadeem86
Zaměstnejte uživatele     kashifnadeem86

    kashifnadeem86 kashifnadeem86

    Pakistan $50 USD / hod.
    Azure Solutions Architect Expert & DevOps Engineer
    Pakistan
    6.7
    33 recenzí 33 recenzí $50 USD za hodinu
    Graduate in Electrical Engineering. expertise in cloud computing, IT and automation. Certificattions: Passed: AZ-305: Microsoft Certified Microsoft Azure Solutions Architect Expert Passed: AZ-104: Microsoft Certified Microsoft Azure Administrator Associate Passed: Azure DevOps Assessment (18473) I am an experienced...
    Graduate in Electrical Engineering. expertise in cloud computing, IT and automation. Certificattions: Passed: AZ-305: Microsoft Certified Microsoft Azure Solutions Architect Expert Passed: AZ-104: Microsoft Certified Microsoft Azure Administrator Associate Passed: Azure DevOps Assessment (18473) I am an experienced azure cloud achitect and devops engineer. I assist with creating azure architecures, support migrations and azure devops projects. I have subject matter expertise in designing cloud and hybrid solutions that run on Microsoft Azure, including compute, network, storage, monitoring, and security. Have advanced experience and knowledge across IT operations, including networking, virtualization, identity, security, business continuity, disaster recovery, data platforms, and governance. Azure government cloud, migration from on-premise to azure cloud, from classic to ARM, Azure Virtual Desktop setup on azure and Office365 administration. AWS EC2, Elastic Kubernetes Service (EKS), ECR, RDS, IAM polices, backup, workmail, lambda, Serverless architecture, AWS automation. IaaC using Terraform, ARM templates, cheff/puppet for Azure and AWS. Vultr, OVH and digital ocean cloud resources management. Windows, SQL, MySQL and MariaDB server administration. Expertise with Linux distributions Centos, Ubuntu, Debian, kubernetes, docker/LXC containers. Web hosting using plesk, cpanel, webmin, apache and nginx. Web automation using selenium, nextcloud administration. VPN and Proxy server setup and configurations. IPv6 and IPv4 bulk proxies creation scripts. Automation Tools: PowerShell, puppet, chocolatey, ansible, terraform, python, batch and bash scripts. méně
  • Zaměstnejte uživatele kashifnadeem86
  • Zaměstnejte uživatele     wmtoolsnet
Zaměstnejte uživatele     wmtoolsnet

    wmtoolsnet wmtoolsnet

    Ukraine $30 USD / hod.
    Linux administration/Email/Database/Security/Speed
    Ukraine
    7.2
    236 recenzí 236 recenzí $30 USD za hodinu
    How can I help you: 1. Server maintenance. Configuring. Optimization. Installation. Cleaning; 2. Antiviral works. Malware detection and cleaning. Server protection and securing; 3. Migration. From server to server. From hosting to hosting; 4. Monitoring. I'm providing really professional monthly-basis monitoring...
    How can I help you: 1. Server maintenance. Configuring. Optimization. Installation. Cleaning; 2. Antiviral works. Malware detection and cleaning. Server protection and securing; 3. Migration. From server to server. From hosting to hosting; 4. Monitoring. I'm providing really professional monthly-basis monitoring using my own monitoring tools which allow me see server health 24 hours a day and receive notifications if server or website is bad. Additionally, my tool can perform malware scanning almost in realtime, and warn me if malware is found. Refer to my portfolio to see how it looks. Reputation - is above of everything else! méně
  • Zaměstnejte uživatele wmtoolsnet
  • Zaměstnejte uživatele     sydneylabs
Zaměstnejte uživatele     sydneylabs

    sydneylabs sydneylabs

    Australia $35 USD / hod.
    Ansible, Moodle, LMS, ELK, Oodo, Linux, Security
    Australia
    3.1
    6 recenzí 6 recenzí $35 USD za hodinu
    I am an expert in - Moodle hosting, management, administration - Cloud infrastructure - Install and configure Elasticsearch, Kibana, Logstash, Beats, APM - Linux administration (Ubuntu, Redhat, CentOS, SUSE, Kali, Debian etc) - Automation using Ansible - MySQL, MySQL Cluster - PostgreSQL administration - PostgreSQL...
    I am an expert in - Moodle hosting, management, administration - Cloud infrastructure - Install and configure Elasticsearch, Kibana, Logstash, Beats, APM - Linux administration (Ubuntu, Redhat, CentOS, SUSE, Kali, Debian etc) - Automation using Ansible - MySQL, MySQL Cluster - PostgreSQL administration - PostgreSQL cluster administration - Database migration, optimisation, malware cleaning - Cryptography - SSL, certificate, public-key infrastructure, cryptography - Oodo ERP - cPanel, Plesk - Optimise WordPress performance, Joomla, Drupal - Acronis, Splunk, security - AWS data transfer, FTP, SFTP - FreeRadius (RADIUS) And many other stuffs in technology. Please reach out to me if you need any help with regards to information technology issues. méně
  • Zaměstnejte uživatele sydneylabs
  • Zaměstnejte uživatele     AZTURK1
Zaměstnejte uživatele     AZTURK1

    AZTURK1 AZTURK1

    Azerbaijan $30 USD / hod.
    Microsoft® Certified System Administrator
    Azerbaijan
    5.5
    48 recenzí 48 recenzí $30 USD za hodinu
    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 ** méně
  • Zaměstnejte uživatele AZTURK1
  • Zaměstnejte uživatele     amiteshojha
Zaměstnejte uživatele     amiteshojha

    amiteshojha amiteshojha

    India $40 USD / hod.
    Linux Aws Azure Vmware Oracle Cloud Windows Expert
    India
    6.8
    174 recenzí 174 recenzí $40 USD za hodinu
    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. méně
  • Zaměstnejte uživatele amiteshojha
  • Zaměstnejte uživatele     bindmission
Zaměstnejte uživatele     bindmission

    bindmission bindmission

    India $40 USD / hod.
    ⭐Linux⭐Blockchain Expert ⭐Cloud Support⭐
    India
    7.1
    342 recenzí 342 recenzí $40 USD za hodinu
    I have 9 years of experience in Linux and Cloud server management which includes Monitoring, Security, and Optimization. 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...
    I have 9 years of experience in Linux and Cloud server management which includes Monitoring, Security, and Optimization. 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
  • Zaměstnejte uživatele     drkamine
Zaměstnejte uživatele     drkamine

    drkamine drkamine

    Morocco $50 USD / hod.
    EXPERT IT & system and network engineer
    Morocco
    6.1
    93 recenzí 93 recenzí $50 USD za hodinu
    Hello, i'm an expert IT with more 15 years of experience in IT industry . i'm certified lpi 101, 102 and RHCSA and VCP 5.5 Data Center and MSCA/MSCE from 2003 to 2012 and CCNA and CCNP routing and switching . i offer a very good quality of service /price I can fix any kind of issues on the Linux based server with...
    Hello, i'm an expert IT with more 15 years of experience in IT industry . i'm certified lpi 101, 102 and RHCSA and VCP 5.5 Data Center and MSCA/MSCE from 2003 to 2012 and CCNA and CCNP routing and switching . i offer a very good quality of service /price I can fix any kind of issues on the Linux based server with or without any Control Panel or windows server méně
  • Zaměstnejte uživatele drkamine
  • Zaměstnejte uživatele     razzeshsingh
Zaměstnejte uživatele     razzeshsingh

    razzeshsingh razzeshsingh

    India $50 USD / hod.
    ✔️Server Admin ✔️Linux Expert ✔️Cyber Security
    India
    6.3
    48 recenzí 48 recenzí $50 USD za hodinu
    IT Expert with +9 years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server,...
    IT Expert with +9 years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server, WDS Server, IIS Server, MS Exchange Server, MS SharePoint, MS Office 365, MS One Drive, MS Teams, File Server (NAS & SAN) , FTP, NTP and many more ✔️ Linux Server : SAMBA ADDC LDAP, SAMBA File Server, DNS, DHCP, Mail Servers (Zimbra, PMTA, Send grid, Squirrel mail, Roundcube). Web Servers (Tomcat, apache, nginx, light speed), MySQL, MariaDB, Postgress, FTP, NTP, Ticketing tools (Manage engine, OS ticket, OTRS Ticket, Citrix XenApp, JIRA, Service now), Monitoring Tools ( Check_mk, Syslog, Nagios, Cacti, ELK Stack, Zabix, xymon, PRTG), IDS Server ( OSSEC, WAZUH, SNORT, Suricata, BRO, Tripwire, Security Onion), DLP/Encryption/ Threat Prevention Server ( Symantec, Sophos, McAfee), Threat Intelligence server (MISP, Mitre, OpenCTI), The Hive with Cortex, ArcSight Server, Dialer Server ( VCdialer, go auto dialer, ViciBox, Altitude Dialer), Virtaul Hypervisor ( VMware ESXi, Proxomox, Virtual Box, VMware Workstation), GenieACS TR-069 remote management server, Vulnerability Assessment Scanner Tools (OpenVAS, Nessus Professional, Wireshark, Comodo cWatch, Tripwire IP360) , SonarQube Code analysis Tool, NXfilter URL Filtering tool and Many More.. ☑️- Network Administration: Key Network Skills & Security Products Experience: o Firewall – Checkpoint, Cisco ASA, Palo Alto, Fortigate, Sophos, o Router & Switches : Cisco, Mikrotik, Ubiquiti, Netgear, Aruba o Intrusion Detection & prevention – Cisco, Checkpoint, Sophos o Switching: Vlan, Inter Vlan, Stp, Vtp, EtherChannel, Switch Port o Configuration and troubleshooting of routing protocols OSPF, RIP, EIGRP, BGP o Setup of security implementations (Filtering Tool ACL, route map, port security.) o Well versed in the operations, configuring, and troubleshooting of various issues in Checkpoint and Cisco, Mikrotik, Ubiquiti, Netgear & Aruba Devices. o Checkpoint IPSec VPN Blade, Application & URL filtering Blade, IPS Blades, o Configuration & troubleshooting of IPSEC and S2S VPN ☑️- Information Security I helps organizations stay compliant with all the important standards like PCI DSS, HIPPA, ISO 27001, GDPR, FISMA, and GLBA. In addition to these compliances, I also help companies with Information Security Assessments and Penetration & Vulnerability Testing for identifying loopholes in their security infrastructure and BCP/DR consulting for building programs to stay ahead of future security incidents. ☑️- Cloud Solutions: I Helps organizations to deploy their services on AWS, GCP, and Microsoft Azure cloud. ☑️- Website Development & Designing : I helps organizations in website designing, development, internet marketing, hosting and support services, as well as web and mobile app development. méně
  • Zaměstnejte uživatele razzeshsingh

, zde je několik offline freelancerů

, zde je několik offline freelancerů odpovídající ""