System Administrators Za najem
Prikazanih 268 rezultatov
Sponzorirani freelancerji
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Multitechserver Multitechserver
$30 USD/uro
Linux Admin || Cyber Security || Server ManagementIndiaIT Expert with 5+ 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 5+ 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. manj
Najemi Multitechserver
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I have an excellent experience in networking/Linux/windows/vpn. please just ping me on freelancer chat to have a short discussion on your project. below is a brief on my experience: This is ramy mohamed gouda, I'm a network and system administrator. I have been working in networking for more than 5 years. I'm...I have an excellent experience in networking/Linux/windows/vpn. please just ping me on freelancer chat to have a short discussion on your project. below is a brief on my experience: This is ramy mohamed gouda, I'm a network and system administrator. I have been working in networking for more than 5 years. I'm certified CCNP R&S, Comptia A+, ccna cyber ops. I have an excellent knowledge in: 1) Cisco devices (routers, switches), routing protocols, IPSEC, ASA, wireless, linux, ubuntu. 2) excellent knowledge in simulation tools like Esxi, vmware WorkStation, virtual-box, GNS-3, packet tracers and EVE-NG. 3) installing windows servers, linux servers and troubleshooting them. 4) I have an excellent knowledge in setting up VPN (IPSEC, OPENVPN, DUO Authentication). 5) I have an excellent experience in writing technical reports. I have done a lot of projects in routing and switching and wireless on this simulation tools and also in real life in my work at Orange. i will be glad to have the chance to help you anytime, just send me a message and no problem with the budget. Regards, Ramy manj
Najemi ramygoda1590
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I am an electrical and telecommunication engineer, and I have a team of writers. With over four years of article and academic writing, and handling of over 2000 projects, am sure am the type you are looking for!. Apart from holding a masters in engineering, I have a very skilled team who are doing the associating...I am an electrical and telecommunication engineer, and I have a team of writers. With over four years of article and academic writing, and handling of over 2000 projects, am sure am the type you are looking for!. Apart from holding a masters in engineering, I have a very skilled team who are doing the associating tasks under my guidance and supervision (which cannot be completed without teamwork). Therefore, quality is guaranteed at every step and cost. If we accept a project, we are confident we will be able to accomplish it on time and within the budget. Software skills: MATLAB, ETAP, POWER WORLD I have written more than 50 successful Competency Demonstration Reports (CDRs CDR, CPD) and I am always available to assist. I am also qualified to offer Computer Security, Ethical Hacking and Penetration services. Software and App Development Team We are driving innovation with experience in mobile technology, web technology and IT infrastructure. We offer a range of services - Web/App Design & Development and Web Audit & Data Analytics manj
Najemi marklai
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Expert System admin in configuring and installing shared and Dedicated web hosting servers with performance tuning, security auditing ,ssl management ,load balancing and clustering based on and configuring database servers with performance tuning, expert in configuring virtualization host server and guest...Expert System admin in configuring and installing shared and Dedicated web hosting servers with performance tuning, security auditing ,ssl management ,load balancing and clustering based on and configuring database servers with performance tuning, expert in configuring virtualization host server and guest machines 1. AWS Cloud Practitioner Essentials ( EC2, RDS, EBS, CDN, AS3, VPC ) 2. Virtualisation Software (OpenVZ / Xen / KVM Platform – virtual box - VMWare). 3. Web Servers, FTP Servers, DNS Servers, Database servers, Email Servers 4. Firewalls, Securing PHP, Monitoring System, Hacking Detection 5. cPanel/WHM, Plesk , Webmin, Virtuozzo, Hyperv, CWP, CyperPanel, Vestacp 6. Administration Networks (LAN’s & WAN) 7. MySQL Cluster and Load balancing manj
Najemi mrkimoz
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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 manj
Najemi bindmission
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As an expert in WordPress Theme Development, Prestashop themes Development, Shopfiy themes and now have the ability to develop WordPress Plugins, Shopify plugins, CMS on Codeigniter, Core PHP, JQUERY, AJAX, HTML and having been working in the freelancer field since December 2009; I have been able to expand my...As an expert in WordPress Theme Development, Prestashop themes Development, Shopfiy themes and now have the ability to develop WordPress Plugins, Shopify plugins, CMS on Codeigniter, Core PHP, JQUERY, AJAX, HTML and having been working in the freelancer field since December 2009; I have been able to expand my experience and abilities immensely in the years I've been present. Beginning my company in 2009 after completing schooling, I try to work on the newer and more advanced technology to get my clients the most updated and secure network. Apart from different companies we always search for work in which we can deliver in and don't make promises we can't deliver on, we aren't high in cost or service and we typically respond to a request in less than an hour. Our reviews are highly rated and we've heard great responses from our clients, and pride ourselves in the work we've delivered. Know that with my company backing you, you will be happy and secure with your technological needs. manj
Najemi starttechno
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- 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, OpenVPN, and Wireguard). manj
Najemi abdofarag2
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I've 8 years of experience in Linux System Administration, Web Hosting, Web security, and Malware cleanup. I'm experienced in Server(linux) :- Debian, Ubuntu , Centos, Redhat,FreeBSD,AMI Cloud :- Aws,Digital ocean,Ali cloud,Vultr,Azure,Ibm,Ovh,Google cloud,Linode Web server: - Apache, Nginx, Litespeed,...I've 8 years of experience in Linux System Administration, Web Hosting, Web security, and Malware cleanup. I'm experienced in Server(linux) :- Debian, Ubuntu , Centos, Redhat,FreeBSD,AMI Cloud :- Aws,Digital ocean,Ali cloud,Vultr,Azure,Ibm,Ovh,Google cloud,Linode Web server: - Apache, Nginx, Litespeed, IIS E-Learning/Video conference:- BigBlueButton, BBB API, Greenlight, Jitsi, Moodle, Chamilio LMS, Open edX Control panel:- cPanel/Whm, Direct Admin, ISPconfig, Webmin, Centos web panel, Vestacp DB servers :- MySQL,Mariadb,Mongodb,Postgres Scripting languages :- Php(5 and 7),Js,HTML,Python,Ruby CMS :- Wordpress,Joomla,Drupal Frameworks :- Codeignitor,Laravel,Cake php,Symfony,Yii 2, Web security&pentest :- Owasp top 10,Burp suite,Kali linux, Parriot WordPress Malware removal, Security hardening, WordPress security, Joomla security, Drupal security, Got listed in Yahoo, Twitter AT&T, Freelancer for finding vulnerabilities https://hackerone.com/sr33r4j/ manj
Najemi sr33raj
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I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. manj
Najemi AhmedMFakkar
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17+ years of Linux system admin and 3+ years of DevOps experience including but not limited to system scalability and performance, security auditing and hardening solutions, database architecture and administration, networking, advanced Bash, Puppet, Perl, Python and PHP scripting, problem solving, virtual computing...17+ years of Linux system admin and 3+ years of DevOps experience including but not limited to system scalability and performance, security auditing and hardening solutions, database architecture and administration, networking, advanced Bash, Puppet, Perl, Python and PHP scripting, problem solving, virtual computing solutions, high availability systems, etc. Have a keen eye for detail. Every job is always done with absolute care and responsibility. Also, strong language skills (speed reader, broad vocabulary, excellent proofreading abilities), bilingual (Polish and English), able to deliver top-notch, 100% manual translations. I have enjoyed translating various docs, books, brochures, articles, websites, videos and software products. Never using any kind of automated translation tools in my work. Always working alone. Never outsourcing my jobs. Never passing any credentials, docs or other data to anyone. My motto: "It always seems impossible until it's done." ― Nelson Mandela manj
Najemi monsune
