Aspiring to Pursue a Challenge Position in an Innovative, Dynamic Organization

Objective

Aspiring to pursue a challenge position in an innovative, dynamic organization

Profile

A highly committed, can-do attitude, dedicated, self-motivated and self-driven IT professional working for leading organizations on their field delivering highly complex infrastructure solutions on the DevOps space. I have 14 years experience with infrastructure operationsand DevOps practices in global companies such as Accenture, Ericsson and IBM. I am very passionate and curious about open source softwareand emerging new technologies.

Experience

Senior Devops engineer

Telstra Media, Melbourne , Victoria

June 2016 - Present

Technologies used: AWS, Docker, Kubernetes, Rancher, Prometheus, Grafana, Flunetd, Python

Working as Senior DevOps engineer building the infrastructure for the Telstra TV Box service on a micro service architecture running on Amazon Web Services platform. The main activities performed during this are the following:

•Deploying containerised microservices with Docker and Kubernetes.

•CI/CD pipeline creation for automating the microservcies deployments on kubernetes via customised Charts using Nexus for image registry, git for version controlling, Bamboo for continuous deployment and Rancher for orchestrating the kubernetes clusters.

•Performance metrics gathering from Kubernetes using Prometheus and Grafana for data and dashboard visualization.

•Log management using Fluentd and Splunk Universal Forwarder.

•Re-designing and optimising the kubernetes cluster infrastructure running on Amazon Web services.

Senior Devops engineer

Bureau of Meteorology, Melbourne , Victoria

May 2016 - June 2016

Technologies used: RHEL, CentOS, Git, Atlassian tools, Puppet, Vmware, ELK stack

Working as Senior DevOps engineer on the establishment of a new DevOps practice following the Agile methodology. Responsible for enhancing and improve the existing approach to configuration management and automation through Infrastructure as a Code to manage the entire lifecycle of CentOS and RHEL systems using Puppet.

Responsible for driving the design of the geospatial and data services infrastructure migration from Private cloud using VmWare to public cloud using AWS.

Designed and deployed a log management solution using Elastic stack Logstash, Elasticsearch, Kibana and Beats plugins.

Senior devops Engineer

Whispir, MElbourne, Australia

Sept 2015 - May 2016

Technologies used : RHEL 6,7, Puppet, Git, Atlassian suite, Gitlab, AWS, Zabbix, Summologic

Worked as a Senior DevOps Engineer mainly involved on the Puppet implementation to better automate software deployments and build a reliable configuration on hosts. Some of the activities I have performedwere the following but not limited to those listed:

●Design and implement Puppet to automate the server and software deployments on a hybrid cloud infrastructure consisting of VMware and AWS instances

●Automate the Whispir software releases deployment through Puppet using customized modules.

●Developed Bash scripts to support the automation via Puppet and AWS.

●Provided technical training to staff on how to operate and manage hosts through Puppet..

Unix Technical Specialist

Australia POst, Melbourne, Australia

may 2014 - august 2015

Technologies used : RHEL 4,5 and 6; Red Hat Satellite, Red Hat Cluster, Puppet Enterprise, Vmware vSphere 5.6, AWS (EC2, S3, VPC, EBS), Veritas Volume Manager, Git, Perl and Bash scripting, Squid, Nagios, VCS and VxVM.

Responsible for supporting the existing Unix environment comprised of virtual and physical hosts and improvements of general system implementation and configuration. I have also worked on a few migrations from physical hardware to a cloud infrastructure on VMWare ESX and AWS such as:

●Provide engineering and administration of complex Red Hat Enterprise Linux systems across different data centers.

●Design and implementation of a Proof of Concept using Puppet Enterprise to manage the configuration a fleet of 700+ servers.

●Build, deployment and implementation of Puppet Infrastructure for Configuration management and orchestration.

●SOE design and implementation, creation of Kickstart profiles and system patching using Red Hat Satellite 5.6.

●Migration of legacy Physical Hardware and commissioning of new Virtual Machines on VMWare ESX running RHEL 5 and 6.

●Implementation and migration of legacy systems to new AWS infrastructure through RightScale.

●Integration of RHEL systems on private and public cloud using SSSD to manage remote directory and authentication using Microsoft Active Directory.

●Design and deployment of alert monitoring and notification via Nagios XI. Customization of RHEL plugins running on AWS EC2.

●Squid and Apache web server implementation and management.

Unix Engineer,

Property Exchange Australia (PEXA), melbourne, australia

October 2013 - may 2014

Technologies used : RHEL 6, Solaris 10 and 11, Puppet Enterprise, Nagios, Splunk, Vmware vSphere, OpenLdap, Jmeter, Jenkins, Veritas Cluster System and Veritas Volume Manager, Git

Responsible for managing the Unix Solution comprising of RHEL and Solaris hosts for the PEXA Infrastructure. Designed the automation and orchestration solution using Puppet Enterprise. Designed a new DNS, access policies and alert monitoring policies.

●Puppet Solution Design for a fleet of 85 servers comprising of Solaris and RHEL systems

●Overall redesign of alarm monitoring rules using Nagios.

●Apache implementation and troubleshooting including load balancing and tomcat integration.

●Shell Script deployment using bash and perl.

●SOE implementation for Solaris 10 and 11 and RHEL.

●BIND DNS solution redesign including migration of DNS master and creating of new zones.

●Proactively resolve any Operational System related issues.

●Monitoring of systems resources via Splunk Enterprise. Indexing servers data and network events, creating data models for search patterns based on events, configured alerts based on syslog information, installation and configuration of splunk forwarders.

senior technical specialist,

ibm australia, melbourne, australia

april 2011 - august 2013

Technologies used : Linux Red Hat 4/5/6, Oracle Solaris 8/9/10, Oracle Enterprise Linux 5, Oracle RAC 11g, Oracle Dataguard, Oracle Virtual Manager, Puppet, VMware ESX, Zones, Altiris, Red Hat Satellite, Red Hat Cluster, Resilient Storage, KVM, Puppet, Apache.

Platforms: IBM M series, Oracle, EMC storage, NetApp

Worked as Senior Technical Specialist for the NAB (National Australian Bank )account on the Projects team delivering medium to complex Midrange solutions for the NAB client. This includes design , installation, commissioning and maintenance of RHEL servers mostly. I have accomplished the following achievements and roles:

●Provide technical lead for a complex Cloud infrastructure projects for RHEL, OEL and Solaris implementation including Virtual and physical servers comprising of more than 600 servers.

●Midrange Unix Team leader on RHEL projects deliveries.

●Build RHEL Virtual Servers on VMWare ESX including VMware vMotion, DRS and HA services configuration.

●Build of OEL x86 Virtual servers on OVM platform.

●Creation of Solaris zones

●Technical design for Linux (RHEL/OEL) systems deployments and upgrades.

●Technical guidance for process improvements on RHEL and OEL implementation projects

●Identify and resolving proactively technical problems to minimize customer impact.

●Assist with implementation and maintenance of business recovery plans.

●Interface with 3rd party vendors for projects implementation and problem resolution.

●Coordinating software upgrades and patching maintenance of RHEL and OEL.

●Performance and kernel tuning for improved performance of RHEL servers

●RHEL SOE (Standard Operating Systems) designing and implementation.

●OEL template customization and hardening.

●Successfully deliver of a database P2V migration project including Oracle and Sybase running on RHEL performing the role as Team Leader and leading a team of 5 technical engineers.

Service Engineer / Support engineer,

ericsson pty ltd, melbourne, australia

dec 2007 - april 2011

Technologies used : Linux Red Hat 3/4/5 , Solaris (8,9,10,11), Oracle 9i and 10g, Sybase ASE 12.5, Versant database, Veritas Foundation 5.0/5.1,Veritas Cluster, Citrix XenApp, Symantec Netbackup 5.0/5.1, Shell Script, SAP Business Obejcts XI

Platform: HP Blade Cluster BL4000,Sun Server (SunFire, M series) , x86 Intel , Sun Storage, EMC Clariion storage, Window Server 2003/2008

I worked delivering complex Ericsson OSS-RC solutions for operators within the APAC region. The OSS-RC applications run mostly on RHEL servers. I also provided 2nd Line Support 24/7 for OSS-RC for a broad range of different operators around the world working on Customer Support Reports with different levels of complexity as well acting on emergency cases for issues related with OSS-RC.

●Successfully delivered OSS-RC upgrade projects for Barthi , Airtel/Dishnet (India ), Axiata (Bangladesh), Globe (Philippines), Telstra (Australia), AIS (Thailand)

●Successfully delivered an O10 upgrade solution for Excelcom and Indosat ( Indonesia )

●Competence transfer for Ericsson Local Support in Indonesia.

●Successfully delivered an OSS-RC R6.3 upgrade for Hutchinson (Australia )

●Solution Consultancy for Orange France.

●Handling emergency support cases from global customers such as in US (ATT, Verizon) , UK ( Vodafone, O2), Germany (T-mobile), India ( Barthi ), Japan ( e-Mobile, Softbank), Australia ( Telstra)to mention some of them.

●Working closely with Product Development Unit to address the issues encountered by the customers.

●Excellent OSS troubleshooting skills.

●Active contributor of internal knowledge sharing tool.

●2 Classes A’s and 4 Classes B Leads Generation created.

solution engineer,

ericsson telecommunication services, sao paulo, brazil

oct 2004 - november 2007

Technologies used : Red Hat Enterprise Linux 3 and 4, Soalris 8 and 9, Oracle 9i and 10g, Sybase ASE 12.5, Versant database, Veritas Fundation 5.0/5.1, Veritas Cluster, Citrix XenApp, Symantec Netbackup 5.0/5.1, Shell Script

Plataform: Sun Server (SunFire,M series) , Sun Storage, EMC Clariion storage

I joined Ericsson Brazil as a graduate. I delivered mediation solutions for a range of different customers across Latin America and Europe. I worked integrating, commissioning, testing and providing support for mediation solutions.

●Successfully delivered mediation projects for TIM and Sercomtel in Brazil

●Successfully delivered mediation solution for ICE (Costa Rica ), TdP ( Peru) and Srbjia Telecom ( Serbia ).

●Solution Analysis of an IMT solution for Telekom Srbija.

●Mentoring ship of new graduates for the mediation competence.

Intern/ co-op,

accenture brazil, sao paulo, brazil

mar 2003 - july 2004

Technologies used : SAP MM, Red Hat 9, Red Hat Enterprise Linux 3

Worked on testing and reporting defects for the SAP application

Education

Computer Engineering, Bachelor of Science

January 2000 – December 2004

Faculty of Industrial Engineering, UniFEl, Sao Paulo, Brazil

Certifications

Red Hat Certified System Administrator – RHEL 7

October 2015 - present

Certification Number: 150-068-625