Principal Engineer Resume
SUMMARY:
- 12 years of Software Development/Business Analyst and Technical Lead experience.
- 7+ Years of experience as Data Warehousing SME in one of the largest Wireless PM Systems in the world.
- Extensive experience in Architecting/Designing/Developing and managing ETL and BI solutions.
- Extensive experience with Data Modelling in Wireless perfomace management space.
- Application Design/System Engineering/Architecting/Development and Program Management of Telco application in Wireless and Wireline Industry
- Extensive experience conceptualizing, Requirements formulation and Designing of Data Marts, Dashboards, Web Portals, Reports and Adhoc Reporting tools.
- Extensive Customer Consulting experience
- Technical team building and mentoring. Account competency development.
- Tool Conceptualization and Prototype development.
- Proven ability to deliver high quality solutions under pressure
- Vendor Management (product rollout, development and maintenance phase)
- Extensive experience in coming up designing efficient, flexible, extensible and scalable solutions.
- Application hardware installation management in Data Center
- Good understanding of GSM, UMTS, IP, LTE and IMS technologies
- Extensive experience in Wireless NMS Operations Support
- Extensive experience in delivering end to end solutions
- Self Motivated and very hardworking.
TECHNICAL SKILLS:
Languages: C/C++, Unix Shell Programming,Perl,XML,SQL,PL/SQL,Java Core/Servlet/JDBC, Excel VBA, C#, Java Script
Databases: Oracle 11g RAC, DB2, Sybase ASE 12.5, Sybase IQ,Informix,SQL Server 2008, SSRS, SSIS, SSAS, My SQL
Design Methodology: UML 2.0 (prior experience), OOAD Design Patterns
Telecom Technologies: GSM, UMTS, TCP/IP, UDP, ATM, MPLS, MPLS - BGP VPN (RFC 2547), SNMP, SIP, IMS, LTE
EAI (Middleware): WebSphere MQ-Series (prior experience), WebServices
COTS Products: Nokia NDW PM Suite OSS4.0/5.x,TTI-Netrac PM/FM Suite,TTI-Norma,REWSS
MVI PM Solutions: Confidential 2G/3G/LTE/MSS and Blade Cluster
PROFESSIONAL EXPERIENCE:
Confidential
Principal Engineer
Software/Hardware: NetAct Data Warehousing Solution, Nokia OSS4.0,HP-UX11.0,Windows 2003,Perl DBI, Unix Shell Scripting, PL/SQL, LDAP, Confidential WebSphere Application Server, HP ServiceGuard Cluster, Confidential Tivoli Directory Server, JSP, JavaScript, Red Hat Linux, HP RP 8420 Servers, HP DL 360 Servers, HP SAN Storage Solution
Responsibilities:
- Overall SME for backend/frontend tool design/development and all technologies.
- Technical lead for TPIM2.0
- Responsible for product architecture.
- Lead Designer for Mediation/ETL and Aggregation for RAN (2G/3G) and CS CORE/Packet Core technologies e.g. Alcatel Core, Cisco Packet Core, Confidential (2G/3G RAN/CORE/LTE), NSN (2G/3G/LTE/Packet Core)
- Leading Network Modernization changes for Performance Managemenet Space.
- Design and Development of 2G Availability Alarm based System.
- Technical lead for developing EiT transaction monitoring DW system.
- Technical lead for handling all regions/market and vendor interaction.
- To formulate long term product evolution strategies.
- Design and Developed Performance Coutr based Alerting Solution.
- Research/Analysis and Design and Development of BSS Availability solution (3G and Core)
- Designed and Developed TopN KPI solution.
- Designed and Developed automated Cell On-Air tool.
- Development of requirement templates e.g. for frontend reporting/backend table design
- Requirement Analysis/Design for Integrated Cell Analysis dashboard
- Extensively supporting the engineering teams in troubleshooting network issues.
- Leading an inter team effort for configuration data consistency.
- Designed/Developed/Specified Requirements for sector rehoming solution for GSM/UMTS.
- Designed/Specified Requirements for UMTS 2nd Carrier support.
- Design and Developed the Network Data Availability System.
- SME for inter-System integrations using SOA strategies (Nokia PES tool)
- Design/developed Range Analysis, Degraded Analysis dashboards
- Design/developed the TopN Cell level dashboard.
- Design the HO ADJ Module to identify sector neighbors along with other KPIs
- Prinicpal engineer on all e911 and Location Based Services projects e.g. TDOA Dashboard, Nokia/ Confidential SMLC reports, e911 report, A-GPS adaptor design, SAS adaptor design.
- Performed End to End Analysis/Architecture/Design/Testing/Project Management for Critical projects like GCR, HIXP, MSC PI, UMAPI, Data HI, Hierarchy, BSS/NSS Vedor Specific/Common Reports.
- Designed the Common KPI module for 3G UMTS.
- Design and development for Automatic Fault Findings/Intelligent Fault Finding for GSM RAN troubleshooting.
- Designed/Developed/Maintained the Network Hierarchy modules.
- Designed/developed tool for data export to external systems.
- Designed/Developed the data collection from Confidential UMTS OSS.
- Design of Area Manager Tool.
- Design/Proposal to integrate various PM Systems in Confidential under a single Portal.
- Mentored the team for competency development.
- Lead the SOW baseline work for HP-OVPI, Confidential s PM solution for IP Monitoring.
- Developed the templates for SE design activities i.e. for PM Adaptors, Front end reports and backend KPI table development.
- Acceptance testing for Confidential ’s Nokia PM Solution along with Nokia Team.
- Development/Design of ASCII data retrieval from OSS/Network Elements.
- Development/Design of TPIM Health Status reporting script.
- Development/Design of a very configurable SQL query data dumper script.
- Development/Design of Alcatel Cluster ID calculation script.
- Analyses of Operational Measurement data for Network Health Monitoring/Trending purposes.
- Co-ordination of Hardware Installation activity with Nokia/HP and Confidential in Confidential ’s Snoqualmie Data Center.
- Co-ordination of Storage Solution (HP StorageWorks SAN) solution and Nokia NDW solution Installation on Lab/Production Systems.
- Design/Planning and Management of Network/Hardware Installation and Integration activity. the System Engineering Team on day to day basis.
Confidential
Liaison Team Lead for Wireless Application
Software:Perl, JSP, WebSphere Application Server, MS Excel, Oracle 8i
Responsibilities:
- Developed/Design/Tested a system for merging of various disparate reports to come up with a single comprehensive view of various management components of Confidential account. This system was written in Perl with Oracle 9i as the backend and JSP/MS Excel for reporting purposes as front end.
- Interacting with Confidential directors/managers/supervisors to figure out the health of their outsourced portfolios.
- To understand new demands from customer in terms of resources,skills and technology and driving the initiative of fulfilling them.
- To resolve any delivery issues with Confidential offshore teams.
- To formulate procedure to reduce the cost of operations where ever possible
- To sell Confidential capabilities in areas of Software/Telecommunication/Project Management to Confidential .
- To project demand and forecast for Confidential resources.
- To act as first point of escalation for Confidential .
- To drive execellence and high quality delivery of product to Confidential .
Confidential
Subject Matter Expert/System Engineer/Developer
Software: HP-UX11.0, AWK, PERL, Shell Scripting, SED, PHP, PL/SQL, TTI-Telecom Element Management System, TTI-Telecom Network Performance Reporting System, Actuate Web Reporting System, C++, MapInfo/MapGuide
Responsibilities:
- Analyzing OM requirements to gather Key Performance Indicators from the Network Elements for Confidential PCS Confidential EV-DO release 1.4, Confidential, Comverse Insight Voice Mail and Combo Phone Project.
- Develop stored procedures to transfer data into NPRS system from EMS system, to calculate busy hour, peak hour and various other metrics needed.
- Design and Develop entity type structure to store data Confidential different resolutions for different retention periods.
- Design and Develop reports off NPRS system to present on a web portal using Actuate reporting system.
- Develop shell scripts, awk scripts, perl scripts, sed scripts to parse/pre-process ASCII data files retrieved from network elements
- Help new team members get up to speed by providing technical expertise.
- Develop IQ db data loading script.
- Vendor Interface responsibility
- TTI Netrac Administrator for development systems
- Analyze and Provide technical inputs to the Project Supervisor for Estimation purposes.
- Project Initiator and ideator for Order Health monitoring using Performance Management Systems.
Confidential
Technical Lead
Software: Netcool, NetExpert, HP OV, Amdocs Ensemble, Tuxedo
Responsibilities:
- Account level skill building in areas of wireless/wireline communication.
- Work with HP/Agilent and Micromuse to organize s on HP OpneView/NetExpert and NetCool.
- Account level demand project and fulfilling plan.
- Lead the interview team to hire professionals in areas of Network Management ( Netcool, Netexpert, HP OV), EAI ( Tuxedo, CORBA ) and Billing ( Amdocs Ensemble ).
Confidential
Developer/System Engineer/SME
Software: C++ with STL, XML, Sun Solaris 2.5, Orchestream, Java Swing, Java Applet, JSP, JavaScript, gdb, SOAP, Visio 2.0
Responsibilities:
- System Engineering and the SME.
- Design and developed module to automatically configure VPN parameters on the routers using orchestream as the downstream system.
- Undertook System Engineering/Design effort for automation of the Confidential &T’s Layer 3-Information flow. This project forms a key component of Confidential &T's Target Architecture.
- Member of the team for emulating the BGP-4 routing information exchange behavior between two Autonomous Systems.
- Designed and developed several key components in order to enhance the automation in Target Architecture.
- Re-designing data extract module in order to enhance the performance.This initiative involves a complete redesign of the module from serial processing based architecture to parallel processing.
- Leading the initiative to train the team in Telecom technologies i.e MPLS/VPNs QoS etc
Confidential
Developer/Tester
Software: C++ with STL, XML, Pro*C, Sun Solaris 2.5,DSAP, JavaScript
Responsibilities:
- System Level Design and Development/Testing for 2 projects i.e Referral Event Enhancement, EM Local Enhancement.
- Debugging and providing the best feasible solution to issues which arose during testing of Release 26.0 of BMP Application.
- Involved in Developer Integration Testing of newly constructed modules.
Confidential
Developer/Tester
Software: C++ with STL, XML, Pro*C, Sun Solaris 2.5, Confidential MQ-Series
Responsibilities:
- Business Requirements Analysis and preparation of System Level Design and coding for SDM Interface Project.
- Prepare System Level Design and Develope XML Parser for Encoding and Decoding of XML messages using C++.
- Prepare System Level Design and Develope Sender Daemon using C++ and Confidential MQ-Series.
- Designed and incorporated an exception logging patch in an existing module.
- Development of new software modules to support new interfaces.
- Developer Integration Testing of newly constructed modules with the developers of the interfacing applications.
Confidential
Developer/Tester/SME/System Engineer
Software: C++ with STL, SunOS 5.2, Perl 5(CGI/DBI), Oracle 8I, Apache, Java,CORBA
Responsibilities:
- To facilitate the analysis for inter LATA rehoming status, designed and developed report generation modules using Perl CGI/DBI.
- Developed several tools and utilities for process analysis .
- Re-designed the existing data loading process for performance enhancement.
- Designed and Developed (using Perl CGI/DBI, PL-SQL, K-shell Scripts) a new Interface module.
- Installation and Adminstration of Apache 1.3.26.
Confidential
Developer/SME/System Engineer
Software: SunOS 5.2,K-Shell Scripts, Perl 5,Perl DBI/CGI, Apache Web Server, PL/SQL,SQLPLUS,Jamweb 7.35
Responsibilities:
- Feasibility analysis of utilizing the project functionality for FrameRelay Switches.
- Proposed the migration of the Front End display from Jamweb to Perl CGI/DBI.
- System Analysis, to enhance the flow through of Capacity Management Data.
- Design/Implementation of Facility Update module using PL/SQL procedures.
- Enhanced and optimized the background cook process.Primary person for project migration. The project was migrated in a very shor span with excellent customer satisfaction.
Confidential
Developer
Software: Software: SunOS5.2, Java(JDK 1.1.8), Servlets, JDBC, Perl, Informix, K-Shell, JRun
Responsibilities:
- Design/Development of Discord Analysis Reports using JavaServlets.
- Proposed an application architectural change for enhancing the flow of FrameRelay discord data.
- This involved an introduction of new application interface. Awk Scripting was used to implement the above solution.
- Performance enhancement, by re-writing database queries.
- Apache 1.3.26 administration.