AGNELLO G. D’SOUZA
Mobile: 09819031945 / E-Mail:
agnello.dsouza@gmail.com
Seeking assignments in System Integration in Linix and CloudComputing
with leading
organizations.
SNAPSHOT
* A technocrat with over
9 years of experience in System
Integration (Perl / Python / Shell Programming), Administration, Networking
Operations, Installation and Commissioning, Technical Support / Troubleshooting
& Client Servicing.
* Currently associated with Vodafone Global as a (Linux) System Engineer and programmer
* Possess knowledge of
Java Scripts, HTML Perl Shell Scripting, Kernel Compilation, Network
Installation, Product Packaging.
* Comprehensive understanding of client’s needs for the
proper management and delivery of projects.
* Acquired working knowledge of banking domain and data
centre infrastructure.
* Adept in analyzing information system needs,
evaluating end-user requirements, custom designing solutions, troubleshooting
for complex information systems management.
* Excellent team building & troubleshooting skills
with proven abilities in planning & managing resources.
IT SKILLS
MySQL, PHP and perl
programming and Shell Scripting, python
.
* Linux Web Server Apache , Nginx, Varnish, Mysql
Clustering.
* BIND - Linux DNS server. Setting up and maintenance,
Replication.
* Installation of Linux – RedHat 7.2, RedHat 9, Fedora,
Suse, Debian 3.1.
* Linux Basic Commands.
* glusterFS
, DRDB , HAproxy
* DHCP Installation (Theory).
* LDAP
* TCP/IP Settings and Basic Network Setup.
AREAS OF EXPERTISE
Systems Administration
* Undertaking day-to-day activities like user profile
creation, password reset, file sharing, etc.
* Managing & monitoring anti virus servers &
clients for latest patches.
* Overseeing routine patch management & deployment
on desktops & server.
* Maintaining the server administration and recommending
IT infrastructure requirements and upgrading to ensure acceptable levels of
security, disaster management and data recovery plans.
* Adhering to ITIL process and SLAs.
* Managing FTP servers, installing and configuring DHCP
server.
Networking Operations
* Handling the network infrastructure LAN/WAN, migration
& configuration of network client workstations.
* Addressing performance bottlenecks & ensuring
maximum network uptime.
* Assisting in the design & implementation of the
network and troubleshooting activities.
* Suggesting improvements in the operations and
processes to make the system foolproof.
* Analyzing, logging, tracking and complex software and
hardware matters of significance pertaining to networking connectivity issues,
printer, server, and application to meet business needs.
Technical Support / Troubleshooting
* Monitoring CPU, memory, and disk usage / space
utilization of servers.
* Performing user account creation, deletion and
configuration.
* Executing troubleshooting of the issues with remote
clients for Windows 2000/XP.
* Providing support to the helpdesk for employers on
daily business both software and hardware wise.
* Keeping abreast of latest technological
advancements and recommending new implementation possibilities to enhance the
business environment.
* Catering to major issues pertaining to the planning,
administration and security management, of all systems, network and database,
installations in a windows environment chiefly encompassing of firewall,
switches, etc.
CAREER SCAN
Currently working
at Vodafone Global Pvt Ltd as Assistant manager ( Linux systems Engineer – technical Lead ) from Dec 2013 to present
Ê Unix/Linux
System Infrastructure Administration in a SaaS or Cloud Operations
Ê Currently responsible for the Design , implementation
and supporting the “Vodafone Cloud “mobile application hosted
in large scale web farm
infrastructure across multiple data centers .
Ê Cloud
Technologies Amazon EC2, S3, VPC, CohesiveFT VPN, IBM Cloudburst (ISDM),
Ê Managing the Linux servers , Jboss , apache and its
various APIs.
Ê Working on perl scripting and programming. Created
application for querying splunk database.
Ê Setting up Jenkins using Robotium, that runs the
application for the mobile for various opcos .
Ê Created perl scripts to generate auto alerts via email
for Jenkins with summarized data
Ê Created python script that reads logs file, get the
ips for for 403 response , and then query the whois database. Created a UI for
the same.
Ê Deployments of code base using puppet and Ability
to write Puppet Manifests
Ê Also providing official training to the team in perl
and python.
Ê Supporting the Nagios applications and creating
customized plugins.
Ê Currently Involved in migration of servers and
application to AWS ( Amazon web services ). Knowledge in EC2, S3 - CloudFormation, VPC, ELB.
Route53
Ê Currently managing a team of 8 persons. Preparing
reports and conducting weekly meeting on task updates, understanding problems
faces by junior colleagues and addressing technical issues.
Ê Interactions
at all levels, which includes interaction within the team & with senior
management.
Since Nov’10:
India.com web portal as (Linux) Systems
Engineer / Programmer ( from Nov 2010 to
March 2012 and again from Dec 2012 to December 2013
Chief Tasks:
Ê Involved
in planning and designing data center activities , set up of firewall ( pfsense
) and maintenance.
Ê Implementtion
of Inter Modular Servers (IMS) and spool allocation.
Ê Installation
of Xen for Linux and windows server ( virtualization ) .
Ê Automation
of build and Deployment of websites .
Ê Responsible
as a part of the system administration team engaging in troubleshooting server
related issues.
Ê Working
on Mysql administration .
Ê Creating
shell scripts to add virtual host and various components like Awstats,
mod_rewite, backing up log files, error document redirection, etc.
Ê Monitoring
various windows machine via the NS client and Linux host vus SNMP. Installed
nagios snmp plug-in.
Ê Backing
up data on for all clients on the LAN, using password less login by generating
DSA and RSA key pairs.
Ê Installed
a Chat Server (Jabber on the local network).
Ê Analyzing
logs on the server and interpreting it .
Ê File Sharing on Linux hosts with SMB via Linux servers - Utilizing
NFS3/4 setups on Linux hosts
Ê Installation
of opsview ( nagios ) . Installation of nrpe clients on multiple machines .
Ê Worked on
Gluster, which is an open source distributed file system.
Ê
Worked on Web Servers software -
Apache1, nginx , Varnish server setup and administration
Ê
Reverse web proxy, cache & load
balancing using open software Linux Virtual Servers.
Ê
Installed
Jenkins on apache-tomcat. Integrations
with git, sonar. Set selenium server for running automated web UI tests and
build .
Ê
Virtualization experience with VmWare ESX/VSphere/Vcenter XEN and AWS
Ê Back of
data automation.
Ê Worked on
CDN technology using Akamai services
v Perl projects worked :
Ê Automation
for creating and deploying builds
Ê In-house
to tool to send alerts of domain expiration
Ê In-house
web development that display inventory of server and xen serve.
Ê worked on
PHPLIST mailing management system :
·
Knowledge on postfix virtual domains
·
SPF domain-keys DKIM feedback loops
·
Technical contacts with Gmail, yahoo and
rediff.
·
Understanding email marketing techniques
·
Developed perl scripts to automate tasks
Also worked for
cricketcountry.com as a core php developer for 5 months.
Sep’2008 –Nov 2010 : Netcore Solutions Pvt.
Ltd. as Senior (Linux) System Engineer & programmer
From March 2012 –
December 2012
Development Tasks Involved
Ê Creating HTTP
based API for clients for smtp relay
alerts through PHP curl call passing the xml data to our server,
Html Templates being hosted on our servers. The backend and FE programing is on perl using Template::Toolkit and XML::simple . Involved in client
interaction and scope Documentation
creation.
Ê Creating a
hosted product for indusind Bank. Smtp Batch processinng of pdf files from sftp
area . Creating a FE for manual
intervention, providing real realtime
logging Using ajax and Jquery. Providing summary reporting and
detailed reporting for the same .
Designing the Database for this product
(mysql). Involved in client interaction
and scope Documentation creation.
Ê Providing development support for netcore solution products on daily basis like email servers and Spam servers and E-ensure server ( this is a
inhouse mass mail smtprelay server ).
Chief Tasks:
Ê Steering initiatives for maintaining (ECM) Linux spam
servers and maintaining postfix mail servers.
Ê Installing mail server at clients end and making
customized changes if required.
Ê Handling the following tasks:
o Firewall (IP tables) installations and its
configuration changes at clients end.
o Client interaction and understanding clients need and
requirements and formalizing solution to fit those need.
o Remote installation and maintenance of IDC servers.
o Network installation of server through modified kick
start file. Porting of in house applications on the base Cent OS.
o Porting for Linux customised mail server, mass mail
application and mail archive.
Ê Ensuring maximum availability and performance of the
120+ Linux based server’s infrastructure.
Ê Monitoring servers and services using multiple toll
like Nagios, Cacti and in house built tools.
Ê Configuring and using MRTG to check bandwidth
usage.
Ê Testing the newly released software and escalated bug
to development team.
Ê Working on Linux chat server (Ejabber) ported this
application for multiple clients on existing Linux server. Authentication via
LDAP or ADS. . Administering Mail (postfix ) server where user base stored on
LDAP ( familiar with administrative commands like ldapsearch, ldapmodify,
ldapdelete, ldappasswd )
Ê Accountable for creating and maintaining script to
weekly and daily backup important file in compressed format to remote servers.
Ê Using various open source application like Amanda back
solution and Backup PC solutions.
Ê Setting up a whois database server for testing
purpose.
Ê Implementing:
o SPF and Domain keys, know on email marketing
campaigns, white listing of IPS and general knowledge how to get Marketing mail
arrive in the INBOX of major ISPs like gmail, yahoo, AOL, etc.
o DKIM on Mass mail server and postfix servers.
Ê Creating local centos / RHEL5 repositories for easy
local access and upgrading RPM packages from the rpm source or tar source file.
Ê
Jul’07-Sep’08:
Qulispace Pvt. Ltd. (A Part of Quantum Pages) as Linux System Administrator
Chief Tasks:
Ê Responsible as a part of the system administration
team engaging in troubleshooting server related issues from various clients.
Ê Working on Apache (2.2.8).
Ê Creating shell scripts to add virtual host and various
components like Awstats, mod_rewite, backing up log files, error document
redirection, etc.
Ê Setting up and maintaining ISP mail server and Linux
based firewall (Ip tables).
Ê Restricting various port and redirection Ip address to
internal network for the complete maintenance of the server.
Ê Working on:
o Bind9 and Bind-DLZ (Dynamic Loadable Zones) used by
ISP for easy management of the name server and using PhpMy Admain to input
data.
o Nagios (monitoring server).
Ê Monitoring various windows machine via the NS client
and Linux host vus SNMP. Installed nagios snmp plugins.
Ê Setting up a back-up server using rsync and cygwin (a
Linux emulator on windows).
Ê Backing up data on for all clients on the LAN, using
password less login by generating DSA and RSA key pairs.
Ê Installing LAMP (Linux apache MySQL php) server on
debain and well as fedora core from source as per client’s requirements.
Achievements:
Ê Installed a Chat Server (Jabber on the local network).
Ê Have also set up a content filtering application
(Squid) on the same machine to filter out web content.
Ê Postfix: Have set up A Post fix (MTA) mail server that
uses My SQL backend for virtual users and virtual domains.
May’06-Jun’07: The
Argon Company Pvt. Ltd. as System Administrator
Chief Tasks:
Ê Providing technical support to customer by either
troubleshooting over the phone or remotely logging on to server and diagnosing
the problem.
Ê Corresponding through mail to customers on their
various queries.
Ê Analyzing logs on the server and interpreting it to
customer / client end.
Ê Meeting up with client to discuss the problems they
might be facing from the services provided.
Projects Handled:
Ê Setting up the Linux Terminal Server in 2
organizations with about 20 terminals attached to it.
Ê Set up Backup server for 3 organizations to do
automated back up using rsync.
Ê Set up The Argon Server (Kick start installation) of
the mail, proxy and DHCP and file server.
Ê Knoppix Live CD, webmin administration & set up
and e-box administration.
PREVIOUS ASSIGNMENT
Jun’04-Feb’05 WNS
Pvt. Ltd. as Customer Support Executive
PROJECTS HANDLED
In house web based projects:
Ê Developed a CGI web front end in perl to take to help
support team to backup important data on server. The script inputs data ans
stores that same in remote machine.
Ê Developed web upload script for mass support team to
check clients E-Mail ID database is harvested or not. The script does a XBL SBL
PBL and other in-house spam check if ids are spam trap or not
Ê Created front end to manage 100+ ips on each of the
20+ mass mail servers, storing data in MySql database.
Ê Done log parsing on mass mail servers, storing data in
database and currently managing and fine tuning the log parser scripts.
Ê Was in involved in project to create a mini CRM , that
helps us manages manage clients information.
Ê Created scripts on mass-mail network to block ips that
continually do a DOS-attack.
ACADEMIA
2008 Post Graduate Diploma in Business
Administration – Distance Learning Program (PGDBA – DLP)
from
Welingkar Institute of Management with major in E-Business Programme,
recognized by Distance
Education Council, Government of India
2004 B.Com. from St. Andrews College, Bandra
IT Certifications
MEMBERSHIP
Ê Member of the Per Linux and Cent OS Mailing List.
CO-CURRICULARS
Ê Played Basketball at inter-college level and Football
at inter-school level.
Ê Acted in the Passion of Christ at various churches.
Ê Took active part in:
o Table Tennis.
o Various youth related activities for organizing programmes
for the youth at the Thane Zonal level.
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