System Administrators Para contratar

  • Administración de sistemas
Sugerencias:
más

Países

Ubicación específica

Exámenes

Tarifa por hora (USD)

Puntaje

En línea

Mostrando 501 resultados
  • Contratar     vili1977
Contratar     vili1977

    vili1977 vili1977

    Ukraine $10 USD / hora
    System engineer with experience 13 years.
    Ukraine
    I have 12 years experience with linux,freebsd,cisco. Cisco ARS1001, ASA 5505,5510, 29xx,19xx,3560,45xx. Programming on Perl,Bash,PHP.
    I have 12 years experience with linux,freebsd,cisco. Cisco ARS1001, ASA 5505,5510, 29xx,19xx,3560,45xx. Programming on Perl,Bash,PHP. menos
  • Contratar vili1977
  • Contratar     bindmission
Contratar     bindmission

    bindmission bindmission

    India $30 USD / hora
    Linux Server Expert - with Cloud Computing
    India
    I have 7 years of experience in Linux server management which includes Monitoring, Security, and Optimization. I can handle installation of applications on Linux. I do web hosting support, Website migration and Automation on server platform. I can handle cloud platform setup and Network management. I'm an expert in...
    I have 7 years of experience in Linux server management which includes Monitoring, Security, and Optimization. I can handle installation of applications on Linux. I do web hosting support, Website migration and Automation on server platform. 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 menos
  • Contratar bindmission
  • Contratar     evgeny1002
Contratar     evgeny1002

    evgeny1002 evgeny1002

    Russian Federation $35 USD / hora
    Senior Software Engineer
    Russian Federation
    5.6
    1 comentario 1 comentario $35 USD por hora
    I am the top-tier, heavy-hitting expert you bring in to solve the most daunting of challenges where others have failed. If you just need my expertise without the code, I’m very comfortable in the consultant role. I love writing clean code and spend time every day learning up-to-date tech stacks. I pride myself on...
    I am the top-tier, heavy-hitting expert you bring in to solve the most daunting of challenges where others have failed. If you just need my expertise without the code, I’m very comfortable in the consultant role. I love writing clean code and spend time every day learning up-to-date tech stacks. I pride myself on being able to jump into a project quickly and creatively solve problems. I have good intuition when it comes to debugging. Your time is valuable, so I don’t waste it. - Server Virtualization (Vsphere ESXI, Veeam Backup & Replication, Vcenter) - Cloud Computing (EC2, ECS, RDS DB instances, Beanstalk, Lambda, ELB, Auto-Scaling, S3, CI/CD deployment, etc). - Containerization (Dockers, Docker-Compose, Swarm) - GCP/GKE/GSuite, Azure, Digital Ocean - Backend with Django, Flask, Java, Node, .NET - MERN/MEAN, Vue/Vuex, Angular, D3.js - Image Processing, OCR with OpenCV with Python - ML with Tensorflow, Keras, Spicy, etc - Device drivers & Firmware & Applications with Python, C#, C++ - Blockchain with Hyperledger, Corda, Quorum menos
  • Contratar evgeny1002
  • Contratar     razzeshsingh
Contratar     razzeshsingh

    razzeshsingh razzeshsingh

    India $40 USD / hora
    ✔️Sr. Server Admin ✔️ IT Expert ✔️Cyber Security
    India
    IT Expert with 8+ 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 8+ 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. menos
  • Contratar razzeshsingh
  • Contratar     karunakartiwari
Contratar     karunakartiwari

    karunakartiwari karunakartiwari

    India $50 USD / hora
    Software Development, Server/Cloud Consultant
    India
    Welcome to My profile Page I am committed to provide “Highest Quality” cost effective services to my clients with 100% satisfaction My area of expertise ✅ Support: Server (Linux, Windows) Support, Cloud ( AWS,Azure,Google Cloud ,DigitalOcean etc) infrastructure implementation, Hosting Support, Mail server ...
    Welcome to My profile Page I am committed to provide “Highest Quality” cost effective services to my clients with 100% satisfaction My area of expertise ✅ Support: Server (Linux, Windows) Support, Cloud ( AWS,Azure,Google Cloud ,DigitalOcean etc) infrastructure implementation, Hosting Support, Mail server setup(Zimbra,MS Exchange,postfix) ✅ Web: ASP.net,MVC Node, React, PHP, Laravel, Python, Ruby on Rails, JavaScript, jQuery, CSS , AJAX ✅ iOS (iPhone, iPad), Objective-C, Swift, XCode ✅ Hybrid, React Native, Ionic, Angular ✅ Android, Java, Android Studio, Eclipse So, do Inquiry, comment or give suggestions, as your feedback is valuable for me, and your input will help help me to Server you Better! menos
  • Contratar karunakartiwari
  • Contratar     owebest
Contratar     owebest

    owebest owebest

    India $18 USD / hora
    Ranked in TOP 2% on FREELANCER BASED ON REVIEWS
    India
    5.2
    1 comentario 1 comentario $18 USD por hora
    Owebest is a multi-faceted and fast-growing IT company based in India. We help our customers identify their most significant business opportunities and capitalize on them through our excellent services. We provide services in fields of: 1. Web Designing & Development 2. HTML5, CSS3, XML, Bootstrap 3. Core...
    Owebest is a multi-faceted and fast-growing IT company based in India. We help our customers identify their most significant business opportunities and capitalize on them through our excellent services. We provide services in fields of: 1. Web Designing & Development 2. HTML5, CSS3, XML, Bootstrap 3. Core PHP Development 4. Code Igniter, Cake PHP, Laravel Development 5. Wordpress, Python, Magento Development 6. Node JS, Angular JS, Express JS, 7. Dot NET MVC 8. AWS, Azure and Google Cloud Solutions Provider 9. Hybrid and Native Mobile App Development 10. Android & IOS App Development 11 IOT 12. Machine Learning 13. Blockchain Development 14. React and React Native 15. Mongo DB, Cassandra, BigData 16. Crypto Currencies Exchange 17. Penetration & VulnerabilityTesting There are many more technologies in which we work. With OweBest, be assured of quality and genuine work. Take a look at our Portfolio - it speaks for itself. Best Regards, Team OweBest menos
  • Contratar owebest
  • Contratar     rishuwork17
Contratar     rishuwork17

    rishuwork17 rishuwork17

    India $30 USD / hora
    ServerGuy | AWS | WP | Magento | Website Migration
    India
    I'm Cloud Infrastructure Engineer who is resposible for Deploying, managing, and operating scalable, highly available, and fault tolerant systems . I am AWS CERTIFIED SOLUTION ARCHITECT & GOOGLE CLOUD CERTIFIED and good hands on Linux fundamentals. AWS , Google , Digitalocean , Azure , Rackspace , Bluehost,...
    I'm Cloud Infrastructure Engineer who is resposible for Deploying, managing, and operating scalable, highly available, and fault tolerant systems . I am AWS CERTIFIED SOLUTION ARCHITECT & GOOGLE CLOUD CERTIFIED and good hands on Linux fundamentals. AWS , Google , Digitalocean , Azure , Rackspace , Bluehost, sitegroud, HostGator Apart from that I am expert in server / website migration and have involved in deployment of Web Application Like Wordpress, Magento and Drupal. Performance optimization is one of my primary skills. menos
  • Contratar rishuwork17
  • Contratar     abdofarag2
Contratar     abdofarag2

    abdofarag2 abdofarag2

    Egypt $30 USD / hora
    DevOps/Linux Systems Engineer
    Egypt
    - Linux/Unix System Administration - Installation and Configuration OS: RedHat, CentOS, Debian, Suse, Ubuntu, FreeBSD. Storage/File servers: ISCSI, DRBD, GlusterFS, Ceph, FTP, NFS, and Samba Web Server/LB: Apache, Tomcat, Nginx, HAProxy Database: MySQL/MariaDB, PostgreSQL, MongoDB Mail Server: Postfix, Sendmail,...
    - Linux/Unix System Administration - Installation and Configuration OS: RedHat, CentOS, Debian, Suse, Ubuntu, FreeBSD. Storage/File servers: ISCSI, DRBD, GlusterFS, Ceph, FTP, NFS, and Samba Web Server/LB: Apache, Tomcat, Nginx, HAProxy Database: MySQL/MariaDB, PostgreSQL, MongoDB Mail Server: Postfix, Sendmail, IredMail, Qmail, and Zimbra. Automation/ Scripting: Terraform, Ansible, Chef, Bash, and Python Network Services: DNS, NTP, VPN, DHCP, OpenLDAP, and FreeIPA Security: Ebtables/Iptables, Firewalld, SELinux, and ClamAV Monitoring: Nagios, Zabbix, Prometheus, and Grafana DevOps: Docker, Git, Jenkins, and Selenium - Cloud Computing and Virtualization KVM: Proxmox, RHEV, and OVIRT VMware: vSphere 5.x, vSphere 6.x Citrix: Xen 6.x, Xen 7.x Cloud: AWS, GCP, Azure, and OpenStack - Containers orchestration Container Orchestration: Docker/Swarm, LXC/LXD, Kubernetes, Openshift. -Networking and Security Networking: good knowledge in subnetting, routing, and switching. Firewalls, Routers, Load Balancers: Mikrotik, VyOS, Zeroshell, and PFsense. VPN: Configure site-to-site VPN /vpn-as-service (L2TP-PPTP, OVPN, and Wireguard). menos
  • Contratar abdofarag2
  • Contratar     bishnudev3
Contratar     bishnudev3

    bishnudev3 bishnudev3

    India $18 USD / hora
    AWS | Azure | Cloud | Linux | Windows Support
    India
    I have versatile experience in setting up and managing servers, optimizing them for the best usage, and fine tuning the security aspects. Core Tools: MVC, OOPs, Core PHP, Javascript, JQuery, JQuery UI, HTML,CSS - PHP Frameworks: Codeigniter, Cake PHP, Yii , Zend, Laravel - CMS Frameworks: Joomla, Wordpress,...
    I have versatile experience in setting up and managing servers, optimizing them for the best usage, and fine tuning the security aspects. Core Tools: MVC, OOPs, Core PHP, Javascript, JQuery, JQuery UI, HTML,CSS - PHP Frameworks: Codeigniter, Cake PHP, Yii , Zend, Laravel - CMS Frameworks: Joomla, Wordpress, Drupal - Shopping Cart Frameworks: Magento, Ebay, ZenCart,Cs Cart, Shopify, BigCommerce - Web Design- Valid HTML/xHTML, PSD to HTML, Logo Design, Web2.0 design, W3C standard, DIV & CSS based table less coding. WEB HOSTING Server Security and Firewall - CSF/maldet. OS Control Panel's - (WHM-Cpanel, CentosWebPanel, VestaCP, Plesk, Virtualmin-webmin) Web Servers - (Nginx/Apache/Lighttpd/LiteSpeed). Cloud Services: Amazon Web Services/Google Cloud, DigitalOccean I can manage Server Migration, SSL Installation, Server Security and Server Monitoring. SMTP Servers: (Postfix, Dovecot, PowerMTA, Mailgun, AWS-SES, Sendgrid) Mailing Applications: Interspire, Mailwizz, PHPMailer, Sendy menos
  • Contratar bishnudev3
  • Contratar     d1mf13
Contratar     d1mf13

    d1mf13 d1mf13

    Ukraine $25 USD / hora
    Administration Windows and Linux Server Expert
    Ukraine
    I am an administrator of Linux and Windows servers. I do not violate the terms of work and I work with strict observance of my clients' requirements. o Windows Server 2008-2019 and Hypervisors o CentOS/Redhat/Ubuntu OS o Website management and clear websites malware o Web hosting/Server & website migration o Security...
    I am an administrator of Linux and Windows servers. I do not violate the terms of work and I work with strict observance of my clients' requirements. o Windows Server 2008-2019 and Hypervisors o CentOS/Redhat/Ubuntu OS o Website management and clear websites malware o Web hosting/Server & website migration o Security Check Windows and Linux Servers o Joomla, WordPress o IIS/Apache/Nginx o MSSQL/MySQL/MongoDB/MariaDB o Active Directory/DNS/DHCP/FTP/VPN/SMB/GPO o Postfix/Exim/Dovecot/Courier o CPanel/WHM/Plesk o CloudFlare and Let's Encrypt SSL o Audit sites for the possibility of penetration work o Create Websites o Create ETH/EXP/Pirl Mining Pool o VMware vSphere version 5-6 o System Center 2012 2019 Configuration Manager o System Center 2012 2019 Operation Manager o Microsoft Exchange Server 2007-2019 o Creating a private files cloud owncloud/nextcloud/seafile o Creating proxy server IPV6/48 (7000-65000) IP address menos
  • Contratar d1mf13

Hola , aquí encontrarás algunos freelancers fuera de línea

Hola , aquí encontrarás algunos freelancers fuera de línea que coinciden con ""