Network Administrators à embaucher

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  • Embaucher cjconstante
    5.0
    18 commentaires $30 $ US par heure
    customers. I am also a e98753358bnetwork6409291d29 and telecommunications specialist and have more than 5 years of experience in e98753358badministration6409291d29, configuration and server hardening. It is one of the tasks that I like to ... I am Cristian, an ethical hacker (security professional). I can provide defensive methods to your systems / e98753358bnetworks6409291d29 to secure them in the best way or, offensive methods (attacking) your systems ... / e98753358bnetworks6409291d29, as a real hacker would, but in a professional and controlled manner. I will strive from the technological side to grow your business and reputation so that you can render good services to your
    I am Cristian, an ethical hacker (security professional). I can provide defensive methods to your systems / networks to secure them in the best way or, offensive methods (attacking) your systems / networks, as a real hacker would, but in a professional and controlled manner. I will strive from the technological side to grow your business and reputation so that you can render good services to your customers. I am also a network and telecommunications specialist and have more than 5 years of experience in administration, configuration and server hardening. It is one of the tasks that I like to do most. Tools/Skills. - Operating Systems: Linux (CentOS, Fedora, RedHat, Ubuntu, Debian) and Windows Servers (2008R2 - 2012 - 2016) - Firewalls/Proxy: pfSense, IPTables, CSF, Cisco, Juniper, Check Point, Zentyal, ClearOS - VPN: OpenVPN, StrongSwan, OpenSwan, IPSec, SoftEther VPN, PriTunl moins
  • Embaucher dailas
    4.7
    24 commentaires $25 $ US par heure
    Specialties: IT Management, e98753358bNetwork6409291d29 Engineering, MS Windows & Linux e98753358badministration6409291d29, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 5 ... years of Asterisk PBX (plain, elastix, FreePBX) e98753358badministration6409291d29 and support. Digium Certified Asterisk Administrator FreePBX Sangoma Certified Essential PBXact Sangoma Certified Essential
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk Administrator FreePBX Sangoma Certified Essential PBXact Sangoma Certified Essential moins
  • Embaucher David08t
    5.0
    34 commentaires $22 $ US par heure
    Thanks for watching my profile! I started work as system administrator from 2012 year. About my experience: I have big experience with e98753358bnetwork6409291d29 e98753358badministration6409291d29 (VLAN, SNAT, DNAT, iptables, iproute2 ... , multiWAN, tcpdump...), managed switches, routers... A lot of experience with OpenVPN servers/clients. TUNTAP e98753358bnetworks6409291d29, complex routing for separate clients. Serial connection 2,3 servers for more
    Thanks for watching my profile! I started work as system administrator from 2012 year. About my experience: I have big experience with network administration (VLAN, SNAT, DNAT, iptables, iproute2, multiWAN, tcpdump...), managed switches, routers... A lot of experience with OpenVPN servers/clients. TUN\TAP networks, complex routing for separate clients. Serial connection 2,3 servers for more security. OpenVPN over IPv6 and other... Extensive experience with pfSense routers. I use it in every office in my main job, in my own office, as router on rented servers. What I did with pfSenses: DHCP, DNS, DyDNS, SNAT, DNAT, 1:1 NAT, Destination\Source routing, Carp (2 hardware pfSenses in failover mode), MultiWAN, gateway groups (failover and load balancing), VLANs, a lot of experience with OpenVPN servers\clients on pfSense. Experience with VMWare ESXi, vCenter, MS AD, DNS, GPO, RDS, Hyper-V, Proxmox VE, Veeam B&R, Mikrotik, Ubiquiti and some other skills. Hope for cooperation! moins
  • Embaucher vixun4
    5.4
    44 commentaires $25 $ US par heure
    management and server side e98753358badministration6409291d29, VPN Configuration, Firewalls, e98753358bnetwork6409291d29 security, Cisco devices, Routers/Switches, wireless LAN. Experience in planning, testing, implementing, configuring ... , troubleshooting and administrating of e98753358bnetwork6409291d29, servers and operating systems. Over the years I have deployed, troubleshoot, tuned and optimized various e98753358bnetworks6409291d29 consisting of Cisco, Juniper, Sonicwall ... Solution oriented and Quality-focused Professional with more than 08 years of experience related to IT e98753358bnetwork6409291d29 infrastructure designing, implementation and deployment. Expert in technical project
    Solution oriented and Quality-focused Professional with more than 08 years of experience related to IT network infrastructure designing, implementation and deployment. Expert in technical project management and server side administration, VPN Configuration, Firewalls, network security, Cisco devices, Routers/Switches, wireless LAN. Experience in planning, testing, implementing, configuring, troubleshooting and administrating of network, servers and operating systems. Over the years I have deployed, troubleshoot, tuned and optimized various networks consisting of Cisco, Juniper, Sonicwall,Dell, HP networking products. -- Cisco--- Cisco 1700 Cisco 2500 Cisco 2600 Cisco 3800 Cisco 7200 Cisco 800 Cisco 1800 Cisco 1900 Cisco 2800 Cisco 2900 Cisco 3900 Cisco RV Seriese WLC 5500 WLC 4400 WLC 2500 cisco aironet 1000 cisco aironet 1100 cisco aironet 1200 cisco aironet 1300 cisco aironet 1600 cisco aironet 2600 cisco aironet 3600 Cisco ASA 5500 Series Cisco AS 5300 Series Cisco AS 5400 Series Cisco PIX 500 Cisco Switch Catalyst 2960 Cisco Switch Catalyst 3560 Cisco Switch Catalyst 3750 Cisco Switch Catalyst 3850 Cisco Switch Catalyst 4500 Cisco Switch Catalyst 4900 Cisco Switch Catalyst 6500 Cisco 4900 4900M Series Cisco Nexus 5000 Series Cisco Nexus 7000 Series cisco Small Business 100 cisco Small Business 200 cisco Small Business 300 cisco Small Business 500 --- Juniper --- Juniper J Series ->Juniper SRX Series SRX100 SRX110 SRX210 SRX220 SRX240 SRX550 SRX650 SRX1400 SRX3400 SRX3600 SRX5400 SRX5600 SRX5800 ->SSG Series SSG5 SSG20 SSG140 SSG320M SSG350M SSG520M SSG550M --- Sonicwall --- TZ 215 TZ 210 TZ 205 TZ 200 TZ 170 TZ 180 TZ 105 --- NetGear --- AC1900-Nighthawk Smart WiFi Router AC1750-Smart WiFi Router AC1600-Smart WiFi Router AC1450-Smart WiFi Router AC1200-Smart WiFi Router AC1200-WiFi Router N900-CENTRIA WiFi Storage Router N900-WiFi Router N750-WiFi Router N600-WiFi Router N300-Trek Travel Router and Range Extender N300-WiFi Router N450-WiFi Router N300-WiFi Router N150-WiFi Router --- Routers & Firewalls -- Vyatta Pfsense MikroTik D-Link Routers and Switches CehckPoint --- fortigate --- Fortigate 30B Fortigate 30D Fortigate 50A Fortigate 50b Fortigate 60c Fortigate 60D Fortigate 100c Fortigate 100D Fortigate 150D Fortigate 300A Fortigate 300B Fortigate 300C Fortigate 300D Fortigate 1000A Fortigate 1000C Fortigate 1000D --- Zyxel--- Zywall USG Series Zywall P Series moins
  • Embaucher baj0
    2.7
    5 commentaires $20 $ US par heure
    and pay close attention to detail. Some of my skills are as follows: * e98753358bNetwork6409291d29 Planning * e98753358bNetwork6409291d29 design * Server e98753358bAdministration6409291d29 * Virtualization * Technology implementation of essential enterprise
    I am A Problem Solver IT professional with 8 years of Technical Knowledge and hands-on experience. I am an honest, fast paced and goal-oriented individual with the ability to multi-task efficiently and pay close attention to detail. Some of my skills are as follows: * Network Planning * Network design * Server Administration * Virtualization * Technology implementation of essential enterprise solutions (Directory services, antivirus , backup services, policies etc) * NOC Setup, monitoring, log analysis, alerting and preventive troubleshooting. * Project Management and Team Leader * Tech Support (Software and Hardware) * Equipment Configuration * Programming * 2D and 3D Game Development with Unity. * 4 Years of English-Spanish translation specializing in computer science and technical translation. * Music and Audio Production, Mixing and Mastering. * Currently studying for Cisco CCNA certification. moins
  • Embaucher vavy
    4.7
    21 commentaires $23 $ US par heure
    If you are looking for an expert in such areas as: Linux/Unix; Cloud Services (AWS, Azure, Google...); VPS, Hyper-V, KVM, VMWare; VPN, e98753358bNetworks6409291d29, Firewals, Cisco, BGP, Radius; VoIP; Mail, DNS ... ; OpenSource; Windows servers; Clusters; SAN; and so on... it's me. I work as individual. I have 16+ years with systems e98753358badministration6409291d29 experience. My real name is Sergey. Write me at any time. I would be glad to solve your problems. Thank you.
    If you are looking for an expert in such areas as: Linux/Unix; Cloud Services (AWS, Azure, Google...); VPS, Hyper-V, KVM, VMWare; VPN, Networks, Firewals, Cisco, BGP, Radius; VoIP; Mail, DNS; OpenSource; Windows servers; Clusters; SAN; and so on... it's me. I work as individual. I have 16+ years with systems administration experience. My real name is Sergey. Write me at any time. I would be glad to solve your problems. Thank you. moins
  • Embaucher abdofarag2
    3.7
    7 commentaires $35 $ US par heure
    ● Linux/Unix System e98753358bAdministration6409291d29 - Installation and Configuration Storage: ISCSI, DRBD, GlusterFS, and Ceph. File servers: FTP, NFS, and Samba. Web Server: Apache, Tomcat, and Nginx. Database ... , Python, and Ruby. e98753358bNetwork6409291d29 Services: DNS, NTP, VPN, and DHCP. Identity Authentication: OpenLDAP, and FreeIPA. Security: IPtables, Firewalld, SELINUX Monitoring: Nagios, Zabbix, collectd, Zenoss, and ... , Kubernetes, LXC/LXD ● e98753358bNetworking6409291d29 and Security Firewalls, Routers, Load Balancers: Mikrotik, VyOS, Zeroshell, and PFsense. VPN: Management and configure site-to-site/vpn-as-service (L2TP-PPTP/OVPN)
    ● Linux/Unix System Administration - Installation and Configuration Storage: ISCSI, DRBD, GlusterFS, and Ceph. File servers: FTP, NFS, and Samba. Web Server: Apache, Tomcat, and Nginx. Database: Mysql, Postgres, MongoDB Cache & Proxy: Squid, Varnish, Nginx, and Lusca. Mail Server: Postfix, Sendmail, IredMail, Qmail, and Zimbra. Automation: Ansibe, Puppet, Chef, and Teraform. Scripting: Bash, Perl, Python, and Ruby. Network Services: DNS, NTP, VPN, and DHCP. Identity Authentication: OpenLDAP, and FreeIPA. Security: IPtables, Firewalld, SELINUX Monitoring: Nagios, Zabbix, collectd, Zenoss, and Netdata. DevOps: Docker, Git, Jenkins, and Selenium. ● Virtualization and Cloud Computing KVM: Proxmox, RHEV, and OVIRT VMware: VSphere 5.x, VSphere 6.x ClOUD: Open Stack Container: Docker, Kubernetes, LXC/LXD ● Networking and Security Firewalls, Routers, Load Balancers: Mikrotik, VyOS, Zeroshell, and PFsense. VPN: Management and configure site-to-site/vpn-as-service (L2TP-PPTP/OVPN) moins

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