System Administrators Για Πρόσληψη
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Προβολή 271 αποτελεσμάτων
Χορηγημένοι Freelancer
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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. λιγότερα
Πρόσλαβε τον/την MaTGaPa
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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! λιγότερα
Πρόσλαβε τον/την wmtoolsnet
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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" λιγότερα
Πρόσλαβε τον/την RafimKs
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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. λιγότερα
Πρόσλαβε τον/την amiteshojha
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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 λιγότερα
Πρόσλαβε τον/την bindmission
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Μεταφραστής Αραβικών , Data Warehousing, Μεταφραστής Γαλλικών , Proposal Writing, Τεχνική ΥποστήριξηHello, 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 λιγότερα
Πρόσλαβε τον/την drkamine
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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. λιγότερα
Πρόσλαβε τον/την razzeshsingh
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Hi, I am a Linux System Administrator with over 9 years of experience in Web Hosting, Web Security, and Malware Cleanup. I'm experienced in Linux:- Debian, Ubuntu, Centos, Redhat,Fedora, AMI Cloud:- AWS, Google Cloud, Azure, Ali Cloud, IBM, OVH, Linode, Digitalocean, Vultr, Scaleway Web server:- Apache, Nginx,...Hi, I am a Linux System Administrator with over 9 years of experience in Web Hosting, Web Security, and Malware Cleanup. I'm experienced in Linux:- Debian, Ubuntu, Centos, Redhat,Fedora, AMI Cloud:- AWS, Google Cloud, Azure, Ali Cloud, IBM, OVH, Linode, Digitalocean, Vultr, Scaleway Web server:- Apache, Nginx, Litespeed, IIS Database;- MySQL, MariaDB, Postgres, Amazon Aurora Mail server/system:- Zimbra, Postfix, Dovecot, iRedMail, Sendmail ERP/CRM :- Odoo, vTiger, Dolibarr, SugarCRM, SuiteCRM, YetiForce, ERPNext E-Learning/Video conference:- BigBlueButton, BBB API, Greenlight, Jitsi meet, Moodle LMS, Chamilio LMS, Open edx, Scalelite Control panel:- cPanel/WHM, Direct Admin, ISPconfig, Webmin/Virtualmin, CWP, Plesk, Vestacp, Hestia CMS/E-commerce platform:- WordPress, Joomla, Drupal, Magento, Opencart, PrestaShop PHP framework:- Laravel, Codeignitor, Zend Web security:- OWASP top 10, Burp suite, PCI DSS Thanks λιγότερα
Πρόσλαβε τον/την sr33raj
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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. λιγότερα
Πρόσλαβε τον/την vili1977
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I have been working with network devices and system admin for the past few years and have great experience with them. I am ready to be hired and start working on your projects today. ~regards | Cisco Expert Routing Switching | | VMware Expert | Juniper Router | HCNA Huawei | | Fortinet NSE1 NSE2 NSE3 | | PFSense...I have been working with network devices and system admin for the past few years and have great experience with them. I am ready to be hired and start working on your projects today. ~regards | Cisco Expert Routing Switching | | VMware Expert | Juniper Router | HCNA Huawei | | Fortinet NSE1 NSE2 NSE3 | | PFSense Advanced | FreeBSD Advanced | Mikrotik MTCNA MTCWE | Palo Alto Expert | | Docker | Docker Compose | Nomad | Kubernetes | Ansible Expert | Scripting Automation | WebServer Nginx and Apache Expert | | MySQL Tune High Performance | Indexing | Tune Up | λιγότερα
Πρόσλαβε τον/την dwinurhadi
