OSS Service Assurance Specialist
Resume:
SAREEL THIRUTHIMMAL
Email: ******@*****.***
Mobile: +1-720-***-****
Objective
To be recognized as an IT Bravo by exhibiting a collaborative and boundary-
less approach creating extra ordinary energy and passion by demonstrating
some or all of the IT etiquette at a role model level in achieving
outstanding results towards Vision & Mission, Future Goals and success
Initiatives
Summary
> 8+ Years of Experience in Software Development, Design,
Administartion, Implementation, Support, Maintenance and Customization.
> Currently Working as an Software Engineer in Tech Mahindra Americas,
USA
o Onsite Deputation in Denver, CO, USA for Client CenturyLink (NOV
2011 - Present)
> Previously worked as
o Senior Technical Associate in Tech Mahindra Ltd, Bangalore
(Offshore) (MAR 2011 - NOV 2011)
o Engineer in Computer Sciences Corporation (CSC), Bangalore (DEC
2008 - MAR 2011)
o Technical Associate in Tech Mahindra Ltd, Pune (JUL 2006 - NOV
2008)
> Good knowledge and experience of
o OSS (Operations Support Systems)
o NMS (Network Management Systems)
o Enterprise Monitoring Tools
> Functional knowledge and experience in Service Assurance (OSS)
> Functional knowledge and experience in Fault & Performance Management
in FCAPS
> Good knowledge & experience in Network Management(Monitoring) Tools
o CA eHealth (Previously CONCORD)
o CA IM (Infrastructure Management)
o CA MM (Mediation Manger) Non SNMP
o CA Performance Center (CAPC)
o EMC SMARTS (IONIX for IT Operations Intelligence)
o CA eHealth Live Exceptions(Alarms, Alerts, Traps)
> Integration of Service Assurance Tools with OSS/BSS Tools.
o Inventory, Internal Portals, Billing etc.
> Good knowledge & Experience in PERL scripting
> Good knowledge & Experience in the CVS (Concurrent Versions System)
> Good knowledge in Shell scripting
> Experience in CSC Proprietary Network Management Tools
o NetEISS - Asset Management, NetCM - Configuration Backup
> Good knowledge & Experience in Unix, Solaris, Linux, Windows
> Proficiency & Experience in SNMP Protocol and APIs (Net-SNMP), MIBs &
Traps.
> Experience in WebServices, SOAP & XML
> Good knowledge & Experience in writing HLD, LLD, Unit Test Cases,
Deployment Plan etc.
> Knowledge of Databases - Oracle and MySQL
> Good knowledge of C, C++ and OOPS Concepts
> Experience working onsite with a good understanding of Onsite-Offshore
delivery model.
> Have been working well in a team and natural inclination towards
teamwork
Academic Profile
> MSc CS (Masters in Computer Science) Bharathiar University,
Coimbatore, India
> BCA (Bachelor of Computer Application) Madurai Kamaraj University,
Madurai, India
Computer & Technology Proficiencies
Networking & Protocols : ISO OSI, SNMP, TCP, UDP
OSS/NMS Tools : CA eHealth, EMC SMARTS, CA IM, CAPC,
CAMM
RDBMS : Oracle, MySQL
Operating System : DOS, Windows 9X/2000/XP, Linux, UNIX,
Solaris
Scripting : Shell, PERL
Web Technologies & Misc : HTML, CSS, XML, SOAP, CVS
Devices/Equipments Vendors Supported: Cisco, Juniper, Ciena, RAD,
Redbacks, Alcatel-Lucent etc.
Network/Device Type Managed: WAN/LAN, PE, CPE, BRAS, DSLAM etc
Work Experience
1#
Organisation : Tech Mahindra Americas Inc
Tech Mahindra Ltd. (TechM) is an Information Technology service provider
company. With its core strength in providing Telecom Solutions, Tech
Mahindra provides a wide variety of services ranging from IT Strategy and
Consulting to Systems Integration, Application Development & Maintenance,
BPO, Infrastructure Management, Security Consulting, Network Transformation
Solutions & Services, Value Added Services and Product Engineering.
CenturyLink - Service Assurance (OSS)
Client/Customer : CenturyLink (USA)
Location : Deputed at Client location CenturyLink, Denver,
USA
Environment : Solaris & Linux
Scripting Languages : Perl & Shell
Protocol : SNMP, SOAP
OSS/NMS Tool : CA eHealth, CA IM, CA Performance Center (CAPC),
CAMM
Duration : March 2011 to November 2011 (Offshore)
November 2011 to Present (Onshore)
Description:
The CA-eHealth/CA IM product in CenturyLink is being used to gather Passive
Performance management Statistics for:
CenturyLink backbone - The Backbone interface statistics are being used to
do the capacity planning for Network.
CenturyLink Provider Edge - The interfaces for the provider edge are polled
in order to provide Reports to end customers buying products from Qwest.
The CA eHealth/CA IM Web portal /CGI interface is reused for this purpose.
Also Bytes In/Out info is passed to billing systems as well.
Customer Premise - Certain Qwest products require the polling of Customer
Premise Equipment. This is also provided by the eHealth/CA IM systems.
The customizations done for eHealth system are
> Complete Automation of the Device Discovery and Re-Discovery (Auto
Discovery)
> Complete Automation of Daily, Weekly and Monthly House keeping
> Using Perl SNMP API (Net-SNMP) and eHealth CLI commands to turn
polling on/off for interfaces, which do not have any customers on
them. This is done to save eHealth licenses.
> Renaming of elements to Qwest standard format using TCL and DCI
scripting.
> Filtering of unnecessary interfaces using the TCL and DCI scripting.
> Usage of scheduled ASCII reports and parsing using Perl API so as to
get them in proper format to suite the different billing systems,
capacity planning systems.
> Alarming and Alerts using CA eHealth Live Exceptions
Roles and Responsibility:
> End to End Deployment of CA eHealth, CA IM and CAPC COTS.
> Management and Administration of NMS Production servers, NMS
backup/failover servers, NMS Test server and NMS Development Server
for CenturyLink
> Device Management in CA eHealth, CAIM
> Developing, Maintaining and Customizing Perl Scripts as per the
reporting requirements
> Providing solutions and developing new codes/scripts in Perl as per
client customization requirement
> Manages the Service Management Requests from Remedy
> Integral part of various releases for CA eHealth are
o Migrating from Standalone eHealth to Distributed eHealth
environment
o QoS Monitoring
o IPV6 Monitoring
o Integration with Performance Management data warehouse for end
to end Performance Monitoring
o Integration of eHealth with QPortal(CenturyLink end user Portal)
o Integration of eHealth with One stop shop of Performance
management tool PTAP( Performance Topology Application)
o Integration of eHealth with NSRP Portal for Bandwidth
utilization stats using Web Services (SOAP)
> New/Ongoing Business Requirements for eHealth Performance Management
o To Monitor Internal Backbone network
o Complete Discovery Automation of another eHealth instance inside
CenturyLink ( Integration with HPNA Inventory)
o Migrate all Sun servers to Red Hat Linux
> Failover management of eHealth Servers using VERITAS High Availability
Clusters
> Installation/Patching of eHealth Servers
> Device Testing and Certification
> Co-ordination with Product Vendor CA for Product related support
> Co-ordination with Offshore team for the 24/7 support activities and
delegation of tasks
> Provide information to the next level of management on the Network
Performance Management (Monitoring) weekly/monthly basis.
> Keep the next level of management updated with all the active issues
and the progress on the projects which are work in progress.
> Write Unit test cases on the project modules.
> Work well aligned with the CenturyLink SDLC process called as SEP
(Software Engineering Process)
> Write HLD (High Level Design), LLD (Low Level Design) on the Project
to adhere with the SEP process.
> Take part in Estimation process of LOE(Level-of-Effort)
> Take part in UAT (User acceptance Test)
> Write and Implement the Production deployment plan.
> Work closely with Client Dev Lead and Client SA(System Analyst) on
System Analysis and requirements
> In addition to all this, As in onshore client interaction is the other
integral part of my responsibility
2#
Organisation : Computer Sciences Corporation (CSC)
CSC is an information technology (IT) and Business Services company which
provides services in the following areas: Systems integration and
professional services, Enterprise application development and Management,
Application software for the financial services industry, Business process
outsourcing, and Managed hosting services and Application & IT
infrastructure outsourcing.
Network Systems Management (NSM)
Client/Customer : Leveraged
Environment : Solaris 9, Solaris 10
Scripting Languages : Perl & Shell
Protocol : SNMP
OSS/NMS Tools : CA eHealth, EMC Smarts, CSC NetEISS
Duration : December 2008 to March 2011
Description:
NSM Team takes care of Network 'Fault' and 'Performance' management of
customer networks and devices using certain COTS (Commercial of the Shelf)
Enterprise Tool set. NSM Team works in a leveraged environment where the
team takes care of 30+ big, medium and small clients/customers. Customers
include Basell, Bombardier, NBIM, Schroders, Dupont, Nobel BoiCare and UTC
etc.
Enterprise Tool Set consists of:
CA eHealth - Performance Management
EMC Smarts (IONIX) - Fault Management
CSC NetEISS - Asset Management
CSC NetCM - Configuration Management
Roles and Responsibility:
> Device Management in Enterprise Tool Set
> Run & Maintenance of Enterprise Management systems
> Transition of New Customer in to Enterprise Tool Set
> Failover management of Enterprise Management systems
> Installation/Patching of Enterprise Management Servers
> Administration of CSC Proprietary Network Management Tools (NetEISS,
NetCM)
> Developing, Maintaining and Customizing Shell and Perl Scripts for ESM
Solutions
> Configuration of Customized and Scheduled reports
> Provides Weekly/Monthly SLA Reports to the Reporting team and all
other Interested parties
> Co-ordination with Enterprise/External/Internal Vendors
> Manages the Service Management Requests from CA Unicenter Service Desk
(USD)
3#
Organisation : Tech Mahindra Ltd
Tech Mahindra Ltd. (TechM) is an Information Technology service provider
company. With its core strength in providing Telecom Solutions, Tech
Mahindra provides a wide variety of services ranging from IT Strategy and
Consulting to Systems Integration, Application Development & Maintenance,
BPO, Infrastructure Management, Security Consulting, Network Transformation
Solutions & Services, Value Added Services and Product Engineering.
Qwest - Service Assurance (OSS)
Client/Customer : Qwest Communication (USA)
Environment : Solaris 9, Solaris 10
Scripting Languages : Perl & Shell
Protocol : SNMP
OSS/NMS Tool : CA eHealth
Duration : July 2006 to November 2008
Description:
The CA-eHealth product in Qwest is being used to gather Passive Performance
management Statistics for:
Qwest backbone - The Backbone interface statistics are being used to do the
capacity planning for Network.
Qwest Provider Edge - The interfaces for the provider edge are polled in
order to provide Reports to end customers buying products from Qwest. The
eHealth Web portal /CGI interface is reused for this purpose. Also Bytes
In/Out info is passed to billing systems as well.
Customer Premise - Certain Qwest products require the polling of Customer
Premise Equipment. This is also provided by the eHealth systems.
The customizations done for eHealth system are
> Using Perl SNMP API (Net-SNMP) and eHealth CLI commands to turn
polling on/off for interfaces, which do not have any customers on
them. This is done to save eHealth licenses.
> Renaming of elements to Qwest standard format using TCL and DCI
scripting.
> Filtering of unnecessary interfaces using the TCL and DCI scripting.
> Usage of scheduled ASCII reports and parsing using Perl API so as to
get them in proper format to suite the different billing systems,
capacity planning systems.
> Currently a distributed eHealth architecture being implemented because
of increase in network elements to more than 50,000 interfaces and
possibly more interfaces forecasted in future.
Roles and Responsibility:
> Managed eHealth Production servers, eHealth backup/failover server,
eHealth Test server and eHealth Development Server for Qwest
> Maintenance of existing eHealth servers, which monitor the Qwest
Backbone and Provider Edge routers
> Customization on the Backbone and Customer eHealth poller
> Developing, Maintaining and Customizing Shell and Perl Scripts
> Providing solutions and developing new codes/scripts in Perl as per
client customization requirement
> Manages the Service Management Requests from Remedy
> Accomplished New Business Requirements for eHealth
o Distributed Architecture of eHealth
o Integration with Performance Management data warehouse for end
to end Performance Monitoring
> Failover management of eHealth Servers
> Installation/Patching of eHealth Servers
> Co-ordination with Product Vendor
In addition to all this, client interaction is the other integral part of
my responsibility
Personal Details
Name : SAREEL THIRUTHIMMAL
Sex : Male
Marital Status : Married
Nationality : Indian
Languages Known : English, Hindi and Malayalam
Passport : K6384478
Visa/Work Permit : H1B USA (Valid till October 2015)
Current Location : Denver, CO, USA
Address : 1200 S Oneida St, Apt # 11-107, Denver, CO - 80224
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