Nagios Freelancers

Showing 207 freelancers

Nagios Freelancers

Showing 207 freelancers

  • Certified WebSphere Administrator

    I have 10 years experience working with WebSphere Application Server version 3, 4, 5, 6 and 7 on AIX, Solaris, HP/UX, Linux, zLinux and Windows. I am certified in versions 5, 6 and 7. I am looking for short … more

    I have 10 years experience working with WebSphere Application Server version 3, 4, 5, 6 and 7 on AIX, Solaris, HP/UX, Linux, zLinux and Windows. I am certified in versions 5, 6 and 7. I am looking for short and long term engagements including installations, resolution of a specific problem and ongoing support. I also have experience working with WebSphere Portal Server, Process Server, IBM HTTP Server and Apache. I developed JACL and Jython scripts to automate application deployments and to make configuration changes. I am very familiar with Java programming of servlets, JSP, SQL and JMS. I developed a Nagios plugin that monitored JVM availability and Performance Monitoring Infrastructure (PMI) metrics. I can analyze thread dumps for JVM hang problems and heap dumps for OutOfMemory issues. I also have experience with DirectConnect and training in DataPower appliance administration.  less

    java nagios 00 more less
    • $50.00 HOURLY RATE
    • 5.0
    • 2 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
    GROUPS:
    ASSOCIATED WITH:
  • Migration expert\Linux System Administrator

    Hello. Im Linux system administrator with 7 years experience. I have great experience in: - Linux maintaince/troubleshooting: Debian, Centos, gentoo, ubuntu, RHEL, OpenSuse, fedora - LAMP stack : apache2 , nginx, php4 - 5.4(cgi fpm cli fcgi), mysql, Varnish, memcached. - Linux serverside … more

    Hello. Im Linux system administrator with 7 years experience. I have great experience in: - Linux maintaince/troubleshooting: Debian, Centos, gentoo, ubuntu, RHEL, OpenSuse, fedora - LAMP stack : apache2 , nginx, php4 - 5.4(cgi fpm cli fcgi), mysql, Varnish, memcached. - Linux serverside: iptables, rsync, named, OpenVPN, exim,dovecot,postfix. - CloudHosting: Amazon (EC2, AWS, S3) rackspace - Hosting providers : Softlayer, Hetzner. - Backup/Migration - Hosting panels : plesk, whm\cpanel, ISP , DirectAdmin - Virtualization: Xen(solusVM) , KVM, OpenVZ + ovz panel, Proxmox - Monitoring: Cacti, Nagios, Zabbix - CMS : Wordpress, drupal, magento.  less

    linux-system-administration bash system-automation data-backup lamp-administration network-administration windows-administration joomla cpanel whm cakephp phpnuke plesk nagios nginx iptables memcached 00 more less
    • $22.22 HOURLY RATE
    • 4.9
    • 541 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
  • Senior Linux Systems/Database Administrator

    I worked as freelance systems administrator through out college years, and worked as an Operation Engineer for Gawab.com right after graduation. I was responsible for managing a Linux based cluster providing email, web and database services on top of … more

    I worked as freelance systems administrator through out college years, and worked as an Operation Engineer for Gawab.com right after graduation. I was responsible for managing a Linux based cluster providing email, web and database services on top of a Xen based virtualized servers to Gawab.com's clients, based on various Open Source technologies and in-house developed solutions. I planned and executed a 0-down-time data center migration, managed a multi-server MySQL setups with complex replication and fail-over configuration and fully automated several internal complex operations. I also defined and implemented a new service monitoring and abuse/SPAM managment process for the company. I designed and implemented several scalable web and database infrastructure for Gawab outsourcing clients. My work involved working with several web and database load balancing technologies, monitoring, fail-over, backup and monitoring. And I wrote several automation and management scripts in Bash, python and PHP. I also have some experience with C and C++ and SQL. My technical interests include systems automation and management , cloud and virtualization technologies, scalable web and database architectures. I have years of experience working for Free/Open Source applications like: Apache, MySQL, PHP, Nginx, Nagios, Xen, postfix, qmail, iptables..etc.  less

    mysql amazon-ec2 amazon-s3 amazon-rds amazon-web-services postfix qmail lamp-administration database-administration python bash nginx nagios email-handling performance-tuning linux-system-administration ubuntu redis centos 00 more less
    • $28.00 HOURLY RATE
    • 5.0
    • 233 HOURS
    • EGYPT
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • Linux Support Engineer 24*7 http://www.techsportal.com

    Maintain a challenging career in system administration using leading edge technology and grow with a company with technical excellence and provide solutions of highest quality. I have 3+ Year Experience as a Linux System Administrator on Red Hat 5.1 … more

    Maintain a challenging career in system administration using leading edge technology and grow with a company with technical excellence and provide solutions of highest quality. I have 3+ Year Experience as a Linux System Administrator on Red Hat 5.1, Ubuntu, and expert in PC assembling . Configure Servers like DNS, SAMBA, SENDMAIL, ASTERISK, FTP, SQUID,APACHE,NGINIX,VARNISH,Zabbix,Nagios and Zimbra Mail Server.  less

    cpanel plesk nagios zabbix exim perl apache-administration lighttpd hadoop zimbra-administration bash-shell-scripting magento wordpress varnish-cache 00 more less
    • $7.78 HOURLY RATE
    • 5.0
    • 4 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 5 TESTS
  • Expert Linux administrator, Devops

    My goal is customer satisfaction. If you need to get something done - leave it to me. OS: Linux - expert, FreeBSD and Windows Server - proficient Cloud services: AWS, Rackspace SCM: Puppet, Ansible Web servers: Apache, Nginx, Tomcat Database servers: Mysql, Postgresql … more

    My goal is customer satisfaction. If you need to get something done - leave it to me. OS: Linux - expert, FreeBSD and Windows Server - proficient Cloud services: AWS, Rackspace SCM: Puppet, Ansible Web servers: Apache, Nginx, Tomcat Database servers: Mysql, Postgresql Atlassian: Jira, Confluence, Crowd, etc - the whole suite Monitoring: Nagios, Groundwork, Zabbix, Monit, Munin, Cacti Virtualization: Openvz, Vmware esxi/server, Proxmox Mail servers: Zimbra, Exim, Sendmail, Dovecot Backups: Bacula High availability: Corosync/Pacemaker, DRBD Other: standard network services (DNS, DHCP, LDAP, Samba, SVN/Git, http proxy, jabber, VPN, backups, monitoring etc), firewalls and routers (iptables, iproute, VLAN, bridging, bonding).  less

    openvz apache-administration nginx atlassian-jira mysql bash lamp-administration linux-system-administration postgresql virtualization amazon-web-services amazon-ec2 amazon-s3 nagios exim mail-server-implementation centos iptables haproxy bash-shell-scripting zimbra-administration atlassian-confluence 00 more less
    • $77.78 HOURLY RATE
    • 4.9
    • 1879 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Experienced Network Engineer and Architect

    I am an Talented and Experienced Network Engineer with over 20 years in the design, installation, configuration, administration and troubleshooting of networks. As a Network Engineer, this encompasses everything that is related to computer networks; the servers (Including all Operating … more

    I am an Talented and Experienced Network Engineer with over 20 years in the design, installation, configuration, administration and troubleshooting of networks. As a Network Engineer, this encompasses everything that is related to computer networks; the servers (Including all Operating Systems [Typically Windows and Linux]) and network equipment (Routers, Switches, VPN Concentrators [Appliances],etc.). My primary language is English and I speak and read binary natively. I do live and breathe IP networking, I do not claim to know everything there is to know about Networking; however, I enjoy the work I do and I do my best to be as efficient and as useful as I can while always putting the client's interest before my own financial gains. As to more practical aspects, my hourly rate is usually negotiable depending on the length and complexity of the contract. What that literally means is that I will usually take on work that offers me a steady or larger income over time for a lower hourly rate. My point is, just ask me to reconsider in lowering my rate. I can provide consulting services and remote network engineering skills utilizing LAN infrastructure - Routers/Switches/Firewall, VLANS, LACP, PAgP,802.1q, RSTP, OSPF, BGP, Trunking, etc. WAN infrastructure - Point to Point DS3 (T3) and DS1 (T1) utilizing ATM and SONET Technology; DSL and cable modem Internet Backup links, Site to Site/Site to Mult-isite and Client to Site VPNs. Internet and intranet DNS - Domain Registration, Domain setup on Microsoft / Bind DNS servers, and troubleshooting DNS Related issues. - Domain delegations utilizing glue records and also setting up caching nameservers. Wireless: Mikrotik, Ubiquiti, and Motorola Point-to-Point and Point-to-Multipoint design, installation and configuration. Wireless planning of indoor and outdoor wireless networks utilizing heat maps for wifi coverage. Technology: I have a great deal of experience in various ISP (Co-location, Data Center, Internet Service Providers) technologies that focuses on managed services utilizing Juniper and Cisco Firewalls, Cisco, HP and Foundry Layer 2 and Multilayer switches, Cisco and Juniper Routers, Cisco and Foundry Load Balancing utilizing Content Switching and ServerIron Technology, and IP address optimization. IPv6: I can provide IPv6 support and consulting services on the creation of business plans, business cases, migration, transition, new installations, and upgrades to your existing IPv4 network. Security Solutions: Honeywell, 2GIG, GE, ITI, Alarm.com, Total Connect, Interactive services, IP CCTV, IP Surveillance, IP Camera, Alarm System and CCTV System design (Pre and Post Sales Support). CVE-2014-0160 - OpenSSL Heartbleed patching.  less

    dns firewalls apache-administration cisco-routers tcp-ip electronics antenna-design vpn cisco-asa computer-networking wireless-network-implementation network-security ipsec network-administration nagios zabbix ingress-filtering bgp ospf network-planning wireless-security security penetration-testing linux-system-administration windows-administration 00 more less
    • $72.22 HOURLY RATE
    • 5.0
    • 398 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 10 TESTS
  • Sr Linux / Amazon EC2 / Migrations / Nginx / Security / DevOps

    A self-motivated System and Network security administrator with more than 10 years in the management and analysis of Linux/Unix enterprise Servers (60- 70 servers). With deep and advance knowledge of highly scalable servers, Cloud Computing, High performance, Hardening Servers … more

    A self-motivated System and Network security administrator with more than 10 years in the management and analysis of Linux/Unix enterprise Servers (60- 70 servers). With deep and advance knowledge of highly scalable servers, Cloud Computing, High performance, Hardening Servers, Migrations, Ethical hacking, Development Operations - DevOps, Open Source services and Server optimization. Certifications such as: Certified Ethical Hacker - Red Hat Certified Engineer - Cisco CCNA. Expertise in: MIGRATIONS: AMAZON/Wordpress/Magento/LAMP/Cpanel migration plans and implementation, backup-restore and recovery plans. I have helped dozens of clients migrate their web sites and applications into the CLOUD. Design and build Web Servers with HIGH PERFORMANCE (LAMP, NGINX/python, Nginx/Varnish, Nginx/php-fpm, Jboss, Apache tomcat and Varnish) - Improve and Fix performance issues, service optimization, security issues and deployments. MALWARE removal and analysis: WordPress / Magento / Joomla Malware removal and remediation, Incident handling and Forensics analysis. BOOST and optimize websites with: NGINX, Varnish, REDIS, Amazon S3, Memcached, APC, apache tunning and mysql tunning, Amazon CloudFront and more. Amazon Cloud Computing (AWS) - AMAZON EC2, amazon CDN S3, amazon RDS, amazon ELB, Amazon AutoScaling, VPC, CloudFront, Route53, etc. Also Management of multiple Control panels like Rackspace Cloud Computing, SoftLayer, GoDaddy, HostGator, dreamhost and MediaTemple. Designing and deploying scalable & Highly available systems such as: Amazon Load Balancing (ELB), Hearbeat, HAProxy, mysql cluster, apache cluster... Network and web security such as: Vulnerability Assessments, Hardening servers, security audits, Penetration testing, Virus/Malware/Threats/Vulnerabilities countermeasures, web security, fail2ban, Tripwire-AIDE-OSSEC, mod_security, mod_evasive, Denial of Services (DDOS) countermeasures, Firewalls (iptables, CSF and apf), etc. VPS: Cpanel / WHM / Plesk / DirectAdmin / Webadmin - Migrations, management, hardening, configuration, maintenance and high level of Administration. Databases Administration such as: Mysql tweaking and tunning, MongoDB, load balancing and Mysql replication (Master & Slave) for High traffic. Database: Mysql tweaking and tunning, MongoDB, ElasticSearch, Apache Solr, Sphinx, lucene, MariaDB, Postgresql replication & Pgpool, Mysql load balancing and Mysql replication (Master & Slave) for High traffic. Continuous integration (CI) and Automated configurations with: Puppet, Capistrano, GIT and Fabric. Jenkins + github, Jenkins + nginx... Networking: TCP/IP high expertise, NAT, FIREWALLS, CISCO routing and switching and Packet analysis with tcpdump and wireshark. Storage solutions and Directory management: SAMBA, NFS, FTP and sftp. LVM and RAID*. SCRIPTING: Bash and python. Proficient with MAIL Servers: postfix, sendmail and Zimbra. Source control versioning: GIT and SVN. Deploying and maintaining Monitoring systems such as: nagios, ZAbbix, cacti and Jboss Operation Network (JON). Backups solutions: amanda, rsync, Amazon backups and rsnapshot. Research & development (R & D) for any open source service and technology.  less

    network-security amazon-ec2 nginx linux-system-administration penetration-testing apache-administration jboss ubuntu virtualization samba security bash mysql amazon-rds amazon-web-services nagios rackspace-cloudservers clustering iptables centos git apache-tomcat unix-system-administration varnish-cache django-framework 00 more less
    • $24.99 HOURLY RATE
    • 4.9
    • 4661 HOURS
    • MEXICO
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 4 TESTS
  • Linux System, Network and VOIP Engineer/Admin - more than 10 years

    I am having more than 12 years of Linux system and network administration, VoIP deployments, system integration. My major expert areas are: >>TCP/IP networking & Security :- Advanced ip routing, forwarding, filtering and firewall with Netfilter Iptables, TCP Wappers, Fail2Ban >>Servers … more

    I am having more than 12 years of Linux system and network administration, VoIP deployments, system integration. My major expert areas are: >>TCP/IP networking & Security :- Advanced ip routing, forwarding, filtering and firewall with Netfilter Iptables, TCP Wappers, Fail2Ban >>Servers :- Sendmail, Postfix, Dovecot, Courier IMAP, Squirrelmail, Roud cube, BIND, Apache, Nginx, VSFTPD, DHCPD, Squid, Samba, Ziproxy(image compression proxy server), any open source or closed source software in the field >> Control Panels :- CPanel installation and administration >>VoIP :- FreeSwtich, Asterisk based products (Bare Asterisk, Elastix, Trixbox, FreePBX or any related), secure RTP streams (SRTP) with Transport Layer Security (TLS) with or without Server Certificate, CRM integration and Dialers >>Monitoring and remote admin :- Log analyzing, Monitoring, Remote desktop, Remote Admin using tools such like Sarg, Nagios, FreeNX, SSh/Telnet >>Scripting :- Bash, PHP, Perl, Curl >>Web and Database :- SQL Server, MySQL, HTML, PHP, Java Scripts >>Inter-networking :- LAN/WAN using Cisco and DLink Routers, Managed and unmanned Switches, Structured cabling and Fiber cabling systems, >>Telecommunication :- Circuit Switching, SDH and PDH, Ip based networks, Transmission, Telecommunication network implementation and maintenance >>Virtualization:- WMWare Exsi 4/5, HyperV, VirturlBox, Zen >>Operating Systems :- Redhat or Dabian based servers such like CentOS, Ubuntu, Dabian etc,. ### My time zone : GMT +5.30 (Asia/Colombo) Pls consider this on hiring me ### Quality of work : Commit to provide 100% not a bit less than that. If I say it can be done .. definitely it is possible. If I say cant .. surely I cant do that. Welcome clients...  less

    linux-system-administration asterisk vmware-esx elastix trixbox php perl centos ubuntu nagios sendmail postfix iptables squid mail-server-implementation ftp cisco-routers network-administration email-deliverability-consulting email-marketing google-apps windows-administration unix-shell 00 more less
    • $22.22 HOURLY RATE
    • 4.8
    • 73 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 24 PORTFOLIO ITEMS
    • 4 TESTS
  • Senior System Administrator

    Hello, I'm a System Administrator with 6+ years experience. I have worked earlier with hosting companies like hostpro.ua, 1gb.ua, hostclear.com, justhost.com and SingleHop.com. I've great experience with WordPress, cPanel/WHM, Plesk and server … more

    Hello, I'm a System Administrator with 6+ years experience. I have worked earlier with hosting companies like hostpro.ua, 1gb.ua, hostclear.com, justhost.com and SingleHop.com. I've great experience with WordPress, cPanel/WHM, Plesk and server configuration (Bind, Postfix, Apache, MySQL, FTP and etc) + Virtualization OpenVZ Also I know CentOS and Ubuntu rather good (installation and configuration of software like ffmpeg, 3dproxy, Maldet, OpenVPN, Bugzilla and etc) Also I've a good experience with Nginx + PHP-FPM + Nginx Cache + Varnish Cache Currently I work remotely as a system/server administrator at RipaMedia Inc. I love my job and also I like to help people like you :)  less

    linux-system-administration mysql ubuntu wordpress cpanel plesk windows-administration whm domain-migration ffmpeg openvpn openvz centos nginx virus-removal lamp-administration clamav load-balancing nagios varnish-cache memcached 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 101 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Linux Administrator, AWS, Nginx, Ubuntu, CentOS, EC2, Plesk, HAProxy

    8+ years of experience in: ** LAMP/LEMP(Nginx) administration (Ubuntu, Debian, Centos,RHEL,HAProxy, Ruby/Thin deployment DevOps, Python/Django deployment DevOps,Nagios..) ** Amazon web services - AWS (EC2, VPC, RDS, S3, Route53, Cloudfront, Elastic Load Balancer, AutoScaleing, etc..) ** Nginx rewrites … more

    8+ years of experience in: ** LAMP/LEMP(Nginx) administration (Ubuntu, Debian, Centos,RHEL,HAProxy, Ruby/Thin deployment DevOps, Python/Django deployment DevOps,Nagios..) ** Amazon web services - AWS (EC2, VPC, RDS, S3, Route53, Cloudfront, Elastic Load Balancer, AutoScaleing, etc..) ** Nginx rewrites ** Linux troubleshooting ** VPS providers: Linode, Rackspace, Amazon(AWS), MediaTemple, HostGator, Cloudflare, NameCheap, GoDaddy, DigitalOcean, EC2 ** Parallels Plesk ** VPS administration ** AWS EC2 administration ** VMware vSphere ** NewRelic ** Nagios monitoring ** Elastic Load Balancer ** LINUX deployment and migration ** Rackspace Cloud Services ** Ruby on Rails app deployment ** Python - Djengo app deployment ** CPANEL, PLESK, WEBMIN, SHELL/SSH administration ** proftpd, pure-ftpd, pure ftp ** DNS, BIND, PowerDNS ** SSL certificates ** Site migration ** Network troubleshooting ** CSF firewall ** VPN ** Cisco, Mikrotik, Juniper Networks, Extreme Networks.. ** Linux PENTAHO deployment ** Squid, AiCache, AiScaler ** CVE-2014-0160 - OpenSSL Heartbleed patching. EXPERIENCE: Knowledge in Linux networking and service management, such as APACHE server, Nginx, LAMP, LEMP, LNMP, MYSQL, POSTGRESQL, tcpdump, WIRESHARK, tshark, URL rewrite. Eight years of first hand experience in network and linux administration, support and Core Network design in Telecom environment. Excellent knowledge of various tasks such as: routing, BGP, VPN, Layer 3 networking(Routing), Layer 2 networking (LAN switching), VLAN, OSPF, RIP, network and packet troubleshooting. Working experience with various network equipment such as: Cisco, Juniper Networks, Extreme Networks, HP networking, MikroTik RouterOS, Ericsson OSS, Redback Networks and so on.. Experience with various providers such as: -AMAZON WEB SERVICES (AWS, EC2..) -RACKSPACE -HOSTGATOR -GoDaddy -MediaTemple -Cloudflare -NameCheap -LINODE -QuickWeb -HAProxy -etc.. -WHMCS RESELLER setup and migration on project or permanent basis. Including DNS, EMAIL, WORDPRESS migration -CPANEL, PLESK, WEBMIN, H-sphere, SHELL administration -SSL certificates Also available for packet and network congestion inspection. Having problems with BGP load balancing in multihome environment, need help or advice, contact me! :) Dedicated SERVICE MONITORING on own server with escalation on your own mail address  less

    amazon-ec2 lamp-administration linux-system-administration network-administration plesk cpanel nagios tcp-ip cisco-routers wordpress amazon-web-services rackspace-cloudservers computer-networking bgp juniper-routers dsl-troubleshooting network-security vpn ospf openvpn dns bash mikrotik-routerboard mikrotik-routeros 00 more less
    • $36.00 HOURLY RATE
    • 5.0
    • 1384 HOURS
    • CROATIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
    GROUPS:
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