Alexander Mackinnon Email & Phone Number

Las Condes, Santiago Metropolitan Region, Chile

Arizona, United States

Responsible for the administration and performance and security of a number of servers both Linux and MS-Windows and several services running on them. These servers are mostly located in AWS. Also responsible for the monitoring of a large number of services using a range of alerting systems, like PagerDuty, OBM and there are also alerts arriving by email.

New City, New York, United States

Member of the Global Information Warehouse team in Citibank, responsible for the movements of data between the branches, which includes securing the traffic of financial information. For those purposes are used products like IMB NDM (Network Data Mover), which moves messages between the branches and Data Distributor which redirects those same messages.

Providencia, Region Metropolitana, Chile

• Responsible for the administration of the MS_Windows and Linux company servers, which are remotely located in Amazon and MS-Azure sites in USA and a local physical servers located in Santiago.
• Responsible of the systems security, vulnerability assessment and firewalls configuration, both local and virtual security in AWS and Azure.
• Responsible of planing and implementing monitoring of all the servers, which was done using Nagios Core, NRPE, NSClient++ and Nagiosgraph.
• Using such systems, was possible to analyze and rationalize the infrastructure, obtaining a cost reduction of about 30% from Amazon and 20% from MS-Azurre without affecting the operation of the business.
• Planing and organization of backup procedures for the databases and web sites.
• Optimized configuration of the databases in MySQL, SQL server and MariaDB

On Route From Sydney, Australia To Rarotonga, Cook Islands

Responsible for the navigation of S.Y. Zangano, the operation and maintenance of instrumentation, survival systems and machinery on board, including, but not limited to SIMRAD GPS, Autopilot, Sonar, Radar, CapeHorn WaterMaker, batteries and their charging equipment, including solar panels, power generator, wind generator, power regulator for the charging.

Sydney, Australia

• Responsible for the overall administration of the IT infrastructure, including Windows and Linux servers, firewalls, cabling (CAT5, CAT& & fiber optics)
• Responsible for the management of one systems administrator, one security engineer and six desktop support technicians
• Responsible for the purchasing of equipment and IT costs.

North Sydney, NSW, Australia

• Responsible for the provision of systems administration, monitoring, security, support, installation and maintenance for the customer's systems. This includes:
• Installation of either Windows or Ubuntu Linux servers
• Maintenance of such systems once installed is performed by means of ssh for Ubuntu and RDP for the MS-Windows servers.
• Administration and maintenance of Zimbra mail servers.
• Installation, configuration and troubleshooting of firewalls (Shorewall), VPN solutions (OpenVPN)
• Management of virtual machines in KVM and VMware

Sydney, NSW, Australia

• Responsible for the provision of systems administration, monitoring, security, support, installation and maintenance for the trading and development systems. This includes:
• The organizing of purchasing of server and workstation hardware according to company standards.
• Installation of either Windows 2003 server, RedHat or SLES 10 (SuSE Linux Enterprise Server version 10) on such servers either locally or remotely via the built in iLO boards
• Monitoring of those servers is performed with an open source product called Hobbit whose functionality can be easily expanded by creating shell scripts (In the case of SLES, RedHat or Solaris machines) or by using.
• Monitoring and management of network storage using Netapp
• Maintenance of such systems once installed is performed by means of ssh (For SLES, RedHat and Solaris) and RDP for the MS-Windows servers. In case of any troubleshooting being necessary, a variety of tools are used.