System Administrators til leie

  • System Admin
Forslag:
mer

Land

Spesifikk plassering

Eksamener

Timepris (USD)

Rangering

Pålogget

Viser 499 resultater
  • Ansett     AhmedMFakkar
Ansett     AhmedMFakkar

    AhmedMFakkar AhmedMFakkar

    Egypt $25 USD / time
    Cisco Professional
    Egypt
    6.4
    103 omtaler 103 omtaler $25 USD pr. time
    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. mindre
  • Ansett AhmedMFakkar
  • Ansett     servermaster
Ansett     servermaster

    servermaster servermaster

    Estonia $25 USD / time
    Professional IT specialist
    Estonia
    6.0
    27 omtaler 27 omtaler $25 USD pr. time
    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: Java web servers: Tomcat, Jrun, Jboss, C++ web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm 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 mindre
  • Ansett servermaster
  • Ansett     usmans4
Ansett     usmans4

    usmans4 usmans4

    Pakistan $20 USD / time
    I will fix your network, cloud, vpn, windows, isp
    Pakistan
    4.4
    9 omtaler 9 omtaler $20 USD pr. time
    Hello i am a Network/ Systems/ Security professional with 15 years of hands on experience. I have multiple domain experience. Gsuite Workspace Azure VPN AWS Console AWS VPN Migration of emails UBNT ubiquiti devices Azure Cloud services VPN services any Windows servers complete ...
    Hello i am a Network/ Systems/ Security professional with 15 years of hands on experience. I have multiple domain experience. Gsuite Workspace Azure VPN AWS Console AWS VPN Migration of emails UBNT ubiquiti devices Azure Cloud services VPN services any Windows servers complete DHCP, DNS, Active Directory, additional active directory. Hyper V Vmware Certified hands on experience expert SSL configuraiton Fortigate firewall cisco network swithces, routers, firewall Network Diagram's Network Assessment Infrastructure High level diagram cloud and physical Password reset services for windows servers Google Suite AWS Office 365 certified expert with hands on experience (Microsoft Expert) Cyber Security expertise Port Forwarding. Access your application as you are in office support. Remote O.S. installation support NAS/SAN support all type. Backup software VEEAM etc. support Microsoft Exchange deployment and troubleshooting Microsoft SQL troubleshooting Above skill set is result of my passion. I am passionate to complete my work on time. Technical support is my hobby. I will try to provide best possible standards and support. *********** TRY ONCE AND YOU WILL FORGET ANYONE ELSE ******* Thank You. More info about my expertise is below: Cisco routing and switching Mikrotik routing and switching Exchange/ active directory migrations Fortigate configuration Unifi switches and wifi Brocade switches Barracuda Load Balancer Microsoft all technologies Online desktop support Networking System engineering Windows Servers Exchange Server DNS DHCP DHCP Failover Azure Google Cloud Alibaba Cloud Vmware, vcenter, high availability Microsoft Certified: Azure Solutions Architect Expert June 23, 2020 Certification Number : H442-8331 Microsoft Certified: Azure Administrator Associate June 07, 2020 Certification Number : H432-2941 Microsoft Certified: Azure Fundamentals May 27, 2020 Certification Number : H424-6948 Microsoft® Certified Solutions Expert: Productivity (Charter)* September 26, 2016 Certification Number : F811-5928 Microsoft® Certified Solutions Expert: Messaging December 14, 2014 Certification Number : F113-2041 Microsoft® Certified Solutions Associate: Office 365 December 03, 2014 Certification Number : F084-6675 Microsoft Specialist: Server Virtualization with Windows Server Hyper-V and System Center February 03, 2014 Certification Number : E573-4804 Microsoft Certified Professional: Microsoft Certified Professional February 03, 2014 Certification Number : E573-4803 mindre
  • Ansett usmans4
  • Ansett     sukh0v
Ansett     sukh0v

    sukh0v sukh0v

    Ukraine $14 USD / time
    System administrator. Available 14 hours per day.
    Ukraine
    5.0
    44 omtaler 44 omtaler $14 USD pr. time
    Greetings! I have a huge experience in webhosting administration (already 9 years), so i can do a lot of tasks: setup, tuning, debugging apache, nginx, php-fpm and another server software. Working with WHM, CentosWP, plesk, ispmanager or without any panel. Also i can provide speedup service. mysql server tuning,...
    Greetings! I have a huge experience in webhosting administration (already 9 years), so i can do a lot of tasks: setup, tuning, debugging apache, nginx, php-fpm and another server software. Working with WHM, CentosWP, plesk, ispmanager or without any panel. Also i can provide speedup service. mysql server tuning, SSL installation, and many other linux-based server service. mindre
  • Ansett sukh0v
  • Ansett     tonoy0167
Ansett     tonoy0167

    tonoy0167 tonoy0167

    Bangladesh $10 USD / time
    Routing & Switching Network Engineer
    Bangladesh
    4.0
    23 omtaler 23 omtaler $10 USD pr. time
    I have been working in core network in BD largest ISP more than 6 years. I am CCNA and CCNA security certified.So Cisco based network solutions are the most powerful side of me. I am expert in network simulation software like GNS3 , Cisco Packet Tracer, Riverbed Modeler. Core Technical Skills: ================== #...
    I have been working in core network in BD largest ISP more than 6 years. I am CCNA and CCNA security certified.So Cisco based network solutions are the most powerful side of me. I am expert in network simulation software like GNS3 , Cisco Packet Tracer, Riverbed Modeler. Core Technical Skills: ================== # Routing Protocol-- Static, OSPF, BGP, EIGRP, RIP. # Design and implement small, medium and large scale enterprise networks. # VLANs, Spanning Tree Protocol (STP), VTP, LACP, HSRP. #L2-MPLS,L3-MPLS # DHCP, GRE, IPSEC. Hands-On Experience: ===================== # Cisco Routers (NCS 5500, ASR 1006, 7606, 7604, 7301, 7206) # Cisco Switches(Nexus 2K, Nexus 3K, Nexus 7K, Catalist 2900 series, Catalist 3500 series, 4500 Series, Small Business SF-300) # Juniper Routers (MX 104, ACX 2200) # Mikrotik Router (CCR 1036, CCR 1072, 3011, RB 450) # Other Vendor devices (Netgear, BDcom, Huawei) mindre
  • Ansett tonoy0167
  • Ansett     shyamvijaywargiy
Ansett     shyamvijaywargiy

    shyamvijaywargiy shyamvijaywargiy

    India $11 USD / time
    Native Android & IOS & Hybrid Expert , PHP
    India
    4.6
    1 anmeldelse 1 anmeldelse $11 USD pr. time
    My experience and skills will bring delight to you. I have valuable and practical experience in Mobile Native&Hybrid Developing. While working on a project, I focus on the clients' needs and requirements, and support some good idea. My goal is building good and long term relationship by offering what you...
    My experience and skills will bring delight to you. I have valuable and practical experience in Mobile Native&Hybrid Developing. While working on a project, I focus on the clients' needs and requirements, and support some good idea. My goal is building good and long term relationship by offering what you need Skills ? Native Android/ iOS : JAVA, Kotlin, Swift, Objective-C ? Hybrid Mobile Apps : ReactNative , Ionic , Cordova/PhoneGap mindre
  • Ansett shyamvijaywargiy
  • Ansett     mnomanrajput
Ansett     mnomanrajput

    mnomanrajput mnomanrajput

    Pakistan $10 USD / time
    Data Center Specialist
    Pakistan
    3.8
    14 omtaler 14 omtaler $10 USD pr. time
    Hello, I am a Data Center Expert and have vast experience in Network Administration, Server Administration, SAN Deployment and Management. I have worked on multi vendor Storages (IBM, EMC, HP, Huawei). I have worked on Vmware Virtualization and Microsoft Hyper-V deployments and management as well. I have Cisco...
    Hello, I am a Data Center Expert and have vast experience in Network Administration, Server Administration, SAN Deployment and Management. I have worked on multi vendor Storages (IBM, EMC, HP, Huawei). I have worked on Vmware Virtualization and Microsoft Hyper-V deployments and management as well. I have Cisco CCNA & CCNP (Routing & Switching), CCNP Security , CCNP Data Center. I have Microsoft MCSA 2012, Microsoft Server Virtualizaton and Hyper-V professional trainings. I have 08+ years of experince in IT industry. My specialties: - Design/implement medium and large scale enterprise networks. - Configure and manage Blade chassis Cisco UCS 5108, HP BLC 7000. - Install and Configure Dell, HP, IBM rack servers and Cisco C-Series, E-series rack servers. - Deployed and configure IBM, EMC and Huawei storage area network (SAN) over FC and Iscsi both. - Configure Cisco Routers (2900, 2800, ISR 3900, 878), Switches (Catalist 6500, 4500, 3750, 3850, 2900, 2960, SG- 300, SG-500) - Firewalls ([ASA 5505, 5515, 5525,5585, Firepower NGFW], Fortigate, Palo Alto, Sophos, Sonicwall, huawei) - Routing protocols (RIP, OSPF, EIGRP) Configuration and troubleshooting Expert and Switching Expert (VLANs, STP, VTP). - VPNs Configuration Expert (IPSEC/L2TP, GRE/PPTP, DMVPN, ZeroTIER etc). - windows servers and Client Expert. - Network Monitoring and troubleshooting expert. mindre
  • Ansett mnomanrajput
  • Ansett     abdofarag2
Ansett     abdofarag2

    abdofarag2 abdofarag2

    Egypt $30 USD / time
    DevOps/Linux Systems Engineer
    Egypt
    7.0
    14 omtaler 14 omtaler $30 USD pr. time
    - 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). mindre
  • Ansett abdofarag2
  • Ansett     tanubourasi
Ansett     tanubourasi

    tanubourasi tanubourasi

    India $13 USD / time
    AWS | Azure | Kubernetes | Wordpress | HTML | CSS
    India
    3.3
    5 omtaler 5 omtaler $13 USD pr. time
    ****** Certified Amazon Solution Architects ****** I care about the full cycle development from idea discovery to architecture design, development, testing, product launch, continue improvement and maintenance. I'm having the right processes and tools in place insure efficiency and quality of our work, allow to focus...
    ****** Certified Amazon Solution Architects ****** I care about the full cycle development from idea discovery to architecture design, development, testing, product launch, continue improvement and maintenance. I'm having the right processes and tools in place insure efficiency and quality of our work, allow to focus on the product, stay agile, but still manage time, scope, and budget expectations. My skills includes: # System Admin:- * AWS solutions using EC2. VPC, AMI, S3, RDS, EBS, Load Balancer, Auto-scaling, SNS, SQS, SES, ELB, EBS, IAM, Media-Convert and Elactic-transcoder. * Developing scripts for the build, deployment, maintenance and related tasks using Jenkins, Docker, Ansible & Shell Scripting. * Creating fully automated CI/CD infrastructure and processes for multiple projects using Kubernetes, Docker, Jenkins, Ansible, Git and Helm pipeline. * Implementing monitoring and reporting solutions across a range of environments and platforms by using Grafana & Prometheus. ## Technology Used: Jenkins, Kubernets, Docker, AWS,Git, Database, Zabbix, Nginx, Azure, Grafana, Prometheus. ## # Designing * Website Design IA/UX/UI Design & Development, Visual Design * PSD to HTML, XD to HTML * Photoshop, Logo, Banner design # Website Development * MEAN Stack (React, Angular, Node) * Web App Development PHP/ CI / Laravel * Content Management System Wordpress, Woocommerce, Shopify Feel free to connect and discuss on your challenges and demonstrate our capability to be a part in your success. Thanks, Tanima mindre
  • Ansett tanubourasi
  • Ansett     sr33raj
Ansett     sr33raj

    sr33raj sr33raj

    India $30 USD / time
    Senior System Administrator And PHP Dev
    India
    6.4
    189 omtaler 189 omtaler $30 USD pr. time
    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/ mindre
  • Ansett sr33raj

Hei , her er noen offline frilansere

Hei , her er noen offline frilansere som matcher mer ""