Gary Abrahams Email & Phone Number

Melbourne, Victoria, Australia

Cube Networks are experts in Digital Infrastructure with strong foundations in Networks and Security, who pride ourselves on simplified solutions for complex, large-scale enterprise environments. We are an IT engineering company who consistently deliver tailored services that maximise our customers' IT investment.* Whilst at Cube Networks supported, maintained, improved and upgraded customers monitoring solutions based on LogicMonitor, Nagios and Solarwinds* Designed and implemented automation solutions based on Powershell to automate manual processes* Designed, implemented and supported OpsGenie and integrated with the various customers monitoring solutions* Designed and implemented integration between various monitoring solutions and Autotask. Improved integration between monitoring solutions and ServiceNow* Implemented BMC Discovery at customer sites to obtain end of life information on network equipment installed.

Cape Town Area, South Africa

Team Lead for all infrastructure responsible for a team of 4 people supporting* Network (Cisco switches, routers, wifi controller) - Cisco switches, routers, firewall, wifi controller, access points - Fortigate Firewalls* Server Hardware (Dell, Supermicro servers)* Virtualisation (Citrix XenServer / XCP-NG)* Install, configure and support virtual and physical servers - Ubuntu 10.04 to 18.04 - Centos - Windows Server(2003 - 2016)* Cloud platform configuration and support (GCP, AWS)* GSuite configuration and support* Email security via SPF, DKIM, DMARC* Cloudflare configuration and support* Github use and support* Configuration management of Windows and Linux servers via Chef* Application deployment on Windows and Linux via Chef* Patch management of servers* Monitoring and alerting - Zabbix - Sensu / Graphite / Grafana - Elasticsearch / Logstash / Kibana - OpsGenie, Site247, Pingdom* Deployment and support of infrastructure services - DNS (bind) - DHCP (isc-dhcp) - Mail (postfix) - Web Servers (Apache, Nginx) - Databases (MySQL, MSSQL) - Active Directory Servers and support - Windows Print servers - Atlassian applications (Jira/Confluence) - Slack / Mattermost - Other departmental applications where required* Support Desktop Support, Development Team (including Devops), Call Centre and the rest of the organisation for any IT requirements* Assisted Devops Team to successfully migrate physical data centre to Google Cloud

Cape Town, Western Cape, South Africa

Over almost 5 ½ years built, maintained, replaced and supported various infrastructure, supporting Takealot.com’s exponential growth year on year. This infrastructure growth included 3 Head Office moves, 4 Call Centre moves and 2 Distribution Centre moves for each of Cape Town and Johannesburg Data Centres, each move due to needing extra space at each location.At Head Office and Distribution Centres, provided server infrastructure consisting of physical servers (Windows 2008R2) and VMware vSphere with Windows 2008R2 and Ubuntu 10.04 -12.04 machines. All server hardware was built on Dell PowerEdge Servers. Designed and implemented a robust network with Cisco firewalls, VPN, switches, wireless networking. At our Data Centre, maintained the initial fleet of 3 VMware Servers, plus a single Database Server in ½ a rack at Internet Solutions and upgrading this to a fleet of up to 22 Citrix XenServer servers, and two database servers across four racks. All physical and virtual machines at our Data Centre ran various instances of Ubuntu ranging from 10.04 to 16.04 using either Dell PowerEdge or Supermicro servers.Built and maintained various AWS Services including EC2 instances, S3 buckets, Redshift and Amazon RDS instances, creating a VPN that connected back to the main Data CentreInstalled and supported various applications such as DNS, DHCP, Squid Proxy, Zabbix Monitoring, MySQL, Microsoft SQL, Apache, Nginx, Mongo, Solr

Melbourne Australia

* Resolution of Incidents logged via the Service Desk in a timely manner* Root cause analysis on reoccurring Incidents and find either a workaround or solution to issue* Monitoring existing servers / infrastructure and resolve any issues that may occur including raising Problems via the Problem Management process* Contact for Service Desk for any escalations that are required.* Responsible for the allocation of any escalations. * Training new staff in Incident / Problem Management processes * Assist Service Desk with issues – up-skilling where required* Responsible for adding and maintaining support documentation via in-house MediaWiki server.* Investigate new technology / programs to improve work processes * Assist other IT teams with projects required by Southern Health departments* Build, maintain and troubleshoot Windows 2003/2008 servers* Install, configure, maintain and troubleshoot Microsoft SQL 2000 / 2005 / 2008* Maintain and troubleshoot Linux servers (RedHat Enterprise Linux and SuSE Linux Enterprise)* Maintain and troubleshoot Linux based firewalls* Troubleshoot / Maintain and be responsible for all backups for Windows / Linux servers (ARCserve / BrightStor)* Maintenance and support of Service Desk Management tool (Peregrine Service Center and VMWare Service Center)* Administration of Windows 2007 Active Directory* Administration of Exchange 2007* Administration of Microsoft ISA server* Administration of Citrix XenApp environment * Support and Administration of Citrix Access Gateway* Support for Southern Health fleet of Apple iPads interfacing with Citrix XenApp* Member of the Southern Health Change Advisory Board (CAB)* Support of HP EVA 8400 SAN* Support of VMWare VSphere environment

* Responsible for 7 staff in the Incident / Problem Management team.* Responsible for the Incident / Problem Management process* Prioritised and allocated Incidents / Problems to the appropriate staff member* Provided regular updates to management on the status of outstanding Incidents / Problems* Assisted staff to resolve Incidents / Problems that have occurred* Responsible for timely resolution of Incidents / Problems* Responsible for up skilling my staff as well as included rotating staff from the Service Desk * Escalation point for any issues that customers had with work completed.* Escalation point for the Service Desk* Involved in IT strategy* Supported Acting Senior Manager in decisions made* Created process and documentation for vendors to install / upgrade new computers (outsourcing of the installation of new / replacement computers)* Involved in the replacement of the Service Desk management tool which included:- * Involvement in the tender for the new Service Desk management tool (based on ITIL standards), including evaluating and deciding on the new tool * Contributed to the design and implemented the customisation of the tool. * Contributed towards the ITIL processes for Service Desk, Incident Management and Problem Management * Created documentation for the ITL processes for Service Desk, Incident Management and Problem Management * Trained all staff on how to use the new Service Desk management tool * Customisation of Web based logging system into the new tool * Creation of automatic logging of Requests into the new Helpdesk management tool via emails for the in-house Online Shop.

* To resolve issues raised by customers at the service desk in a timely manner.* Install, replace computers, printers and peripherals * Assist customers with any issues that they had.* Assisted with the migration of users from Outlook POP (Unix) mail, to Groupwise* Built relationships with customers face to face on-site.* Installation and support of Windows 2000 / NT4 servers* Installation and support of Netware / Groupwise servers* Administration of Windows NT4 Domain* Administration of Windows 2000 Active Directory* Administration of Novell Netware * Administration of Novell Groupwise.* Creation of Novell Zenworks packages for application distribution

Bachelor Science, Computer Science

Bachelor Science (Comp Sci)

Education record