Robert Nusser Email & Phone Number

Helsinki Area, Finland

Helsinki Area, Finland

Helsinki Area, Finland

• Maintaining and monitoring the production VOIP Environment running on just over 100 servers, consisting ofAsterisk/FreePBX for VOIP and haproxy, nginx, php and MySQL for the application layer.
• Implemented and improved Ansible playbooks
• Created Python scripts and Ansible playbooks to exploit the API of Amazon Rout53, Upcloud, and Hipchat
• Wrote programs in Python, C and bash for automation and monitoring
• Deployed and configured applications and services using Ansible and… Show more Maintaining and monitoring the production VOIP Environment running on just over 100 servers, consisting ofAsterisk/FreePBX for VOIP and.
• Deployed and configured applications and services using Ansible and Git

Helsinki Area, Finland

• Maintained, developed, debugged and monitored the production systems of a cloud TV platform, streaming TV over IPconsisting mostly of MySQL, php and python.
• Deployed the codebase using Ansible and Git
• Installed and configured zabbix_proxy, and zabbix behind a customers firewall
• Creation of python tools for automation

Helsinki Area, Finland

• Implemented the full automation of VMware ESX Linux installs using Cobbler and Python
• Designed and implemented a production crytical Linux-HA cluster
• Patching with Suse Manager and configuration management using Chef
• P2V migrations done manually and with tools
• Installation and compiling of software specific to customers’ needs
• Configuring of the HP blade infrastructure

Finland

(Siemens IT Solutions and Services was acquired by Atos Origin in July 2011)

Finland

Linux area owner responsible for 3rd level Linux support of 300 servers running SLES or RHEL distributions, mainly on HP blade infrastructure or virtualised on Vmware ESX.Design and implementation of Linux-HA cluster using “Heartbeat”, bonding and multipathing.

Frankfurt Am Main Area, Germany

• Supported the general Solaris environment, including Sun clusters and Linux systems.
• Administered services such as LDAP, Kerberos, NIS+, Samba, Apache, Tomcat and Weblogic
• Supported business areas with their specific applications, reacting to incidents to minimise downtime
• Maintained mail, proxy, DNS and web servers within the DMZ
• Fault diagnosis and automation, often involving both Perl and shell scripting

London, United Kingdom

• Facilitated aspects of the migration of the settlement system, moving from a Dynix to an AIX environment as part ofa 2 year migration project
• Installed and configured Nagios and developed Nagios modules in Perl
• Developed a comparison utility in Perl for comparing large reports from the two systems
• Administered Solaris, Linux, AIX and Dynix

London, United Kingdom

Administration & configuration (Apache, SSL, IIS, ColdFusion, Webtrends, Bind/DNS, Sendmail, MySQL, MSSQL2000, Dell NAS, Nagios – network monitoring)Linux System Installations, Perl and Shell scriptingPerformance monitoring

London, United Kingdom

Sole support for True64 running the business critical stock lending system, Global One.Sole support for the Solaris OS running the 5 Swift gateways.Red Hat Linux install and administration.Solaris install and disk mirroring using Solstice Disksuite

London, United Kingdom

Working within an environment of 6 Development servers, 6 Management servers, Ten live web servers and 2 E10K’s supporting global on-line insurance sales.Implementing security hardening across all Solaris servers.Configuring and installing software including Apache, Jrun and Weblogic.Deploying code across environments creating scripts to accomplish this.

London, United Kingdom

System Administration (Solaris, Tru64, SCO and Win NT, Oracle 8, MS SQL 6.5 & MS SQL 7, Unidata, Swift Alliance, Accord, Corona)System Installations (Solaris, Solstice Disk Suite, Tru64, WinNT)Development (Shell scripting, monitoring software, Some C, Tcl, Java, Unidata journaling,MS SQL replication)

Johannesburg Area, South Africa

• System Administration and installation of Solaris, Linux, Irix, WinNT and DNS
• Compiling, installing and configuring the Apache web server and jserv
• Writing scripts to automate the creation of virtual hosts for customers in PHP
• Development of other tools written in Perl, C, PHP, shell, Java Script, and Java