- | Shivdutt Jha |
+ Shivdutt Jha |
(408)-806-3476 |
shivdutt_jha@hotmail.com |
Coworker, Consultant |
@@ -214,256 +341,418 @@ function stoptimer () {
-
+ ClearSCM, Inc
- Clients
+ July 2007 - Present
-
+ Perl Developer - Wells Fargo (July 2019 - Present)
- 
+ Responsible for maintaining a Perl application written using the Dancer
+ framework called UserPro. Tightened security by standardizing access to
+ database as well as implemented an auditing facility for changes made to
+ database records.
- August 2016 - Present
- Contract
+
Solaris Administrator, PuppetMaster - General Dynamics (March 2018 - April 2019)
- Working on converting an internal project from a Jenkins/Perforce
- build system to the Broadcom/Avago standard of Electric Commander
- and Git. Wrote a Perl script to driving signing of
- executables. Wrote a Perl script to remotely execute commands remotely on Windows
- systems using Cygwin/ssh. This script also supplied username/password so that
- when logged into the Windows system, Windows could access remote filesystems.
+ For this technology refresh of over a decade ago, I was instrumental in
+ setting up and maintain dozens of Solaris 5.11 zone systems and served as the
+ primary Solaris System Administrator. This includes setup of many services
+ like NIS, DNS, NTP, SMTP, AutoFS as well as a standard set of tools.
-
+ Introduced Puppet to the group and served as
+ the Puppet Master.
- May 2016 - July 2016
- Contract
+
Created Windows based VMs for specific roles
+ such as , Application server,
+ Domain Controllers, etc. These were managed under vCenter.
- 
+ Developed Perl scripts for validation testing
+ of Clearcase and Clearquest.
+ Developed a Clearcase enhanced monitoring tool to monitor servers, loadavg and
+ filesystems as well as Clearcase objects like VOBs and views.
- Working on keeping the Internet from exploding! ;-)
+ Devops Engineer - Broadcom (August 2016 - January 2018)
- Working on creating servers to implement protocols such as RDAP (pretty
- much the new whois(1)) and the like for testing SLA compliance of various TLD
- registrars around the world.
+ Converted an internal project from a Jenkins/
+ Perforce build system to the Broadcom/Avago
+ standard of Electric Commander/
+ Git. Developed Perl scripts to sign executables
+ and remotely execute commands on Windows systems using Cygwin/ssh thus streamlining and standardizing remote
+ building and signing of executables.
-
+ Python Developer - ICANN (May 2016 - July 2016)
- 
A Knowles Company
-
- March 2014 - April 2016
- Contract
- Audience
-
- Served in the Devops group as admin for
- JIRA, Perforce,
- Swarm (code review tool), Git
- Fusion, Linux (Centos/Ubuntu/Redhat Enterprise).
- Maintained custom build system that utilized Perl/PHP/Apache/Linux/Windows
- servers to allow engineers in the field to perform customized builds. Integrated
- Bugzilla and Perforce (P4DTG). Wrote scripts to
- import data from Bugzilla to JIRA, assisted with JIRA setup and integration of
- Salesforce with JIRA. Assisted in the migration
- for users to new Knowles domain.
+ Developed RDAP
+ server for testing SLA compliance of various TLD registrars around the world.
- Tools used: Perforce, Jama,
- JIRA, Git, Gerrit,
- Bugzilla, Autobuilder,
- Build Script, Jenkins,
- Confluence and Swarm.
+ JIRA/Perforce/Linux Administrator - Knowles (Mardch 2014 - April 2016)
-
+ Initially wrote scripts to import data from
+ Bugzilla and other sources to
+ JIRA thus automating the migration of several
+ projects. Also administered Linux servers
+ (Centos/Ubuntu/Redhat Enterprise)
+ managing VM images in vSphere,
+ Perforce, Swarm,
+ Git Fusion.
- 
+ Added functionality to custom build system that utilized Perl/PHP/Apache/Linux/Windows servers to allow engineers in the field to
+ remotely perform customized builds. Integrated Bugzilla and Perforce (P4DTG).
+ Assisted with JIRA setup and integration of Salesforce with JIRA. Assisted in the migration
+ for users to new Knowles domain.
- July 2013 - Dec 2013
- Contract
- Axcient
+ Build Release Engineer - Axcient (July 2013 - December 2013)
Worked as a Build and Release Engineer for
- AxOS. The Axcient product is a customized derivative of Ubuntu.
- The SCM system being used is git. Developed and
- standardized procedures for performing builds.
-
-
+ AxOS. The Axcient product is a customized derivative of Ubuntu. The SCM system being used is git. Developed and standardized procedures for
+ performing builds.
+
+ Clearquest Administrator - Broadcom (December 2011 - December 2013)
+
+ Clearquest Designer: Maintained Clearquest
+ instances implementing functionality with Visual Basic.
+ Using ClearSCM's Clearquest,
+ Clearquest::Server,
+ Clearquest::Client
+ and Clearquest::REST
+ modules created Perforce and Git
+ triggers to automate builds updating Clearquest in the process.
+
+ Migrated a project from their unsupported build environment into the standard
+ Electric
+ Commander/Perforce based solution
+ using Cygwin, bash
+ and LSF to farm builds out to a pool of Windows servers to perform builds. Builds were done
+ using Visual Studio 8.0, 9.0 and 10.0 on Windows
+ Servers triggered by Perforce triggers at code checkin.
+
+ Perl Developer - Tellabs (March 2011 - December 2011)
+
+ Automated various informational systems using Perl/MySQL/Oracle, and the web.
+
+ Developed a command line debugger called RAID (a Real
+ Aid In Debugging) which provided a consistent interface with complete command
+ history and variable substitution courtesy of a Perl module that I wrote
+ called Cmdline.pm.
+ This Perl process utilized Inline::C to
+ interface to the developer libraries and provide a consistent interface for
+ the various command line debuggers developed by various different groups.
+
+ Clearcase/Clearquest Administrator - General Electric Healthcare (January 2010 - October 2010)
+
+ Performed Clearcase/Clearquest UCM administration. Developed an Evil Twin Finder
+ in Perl. Worked with Build Forge (IBM's CI tool
+ similar to Jenkins) jobs to automate work flow.
+ Assisted in consultations with UCM concepts such as component/composite
+ baselines and projects. Wrote Perl scripts for conversions of Clearquest data
+ with other systems (Siebel).
-
-
- December 2011 - April 2013
- Contract
- Broadcom
-
- Clearquest Designer and hook code writer. The
- Clearquest database used Visual Basic. Integrated
- this Clearquest server by utilizing ClearSCM's Clearquest
- module as well as Clearquest::Server,
- Clearquest::Client
- and Clearquest::REST
- modules so that systems that did not have Clearquest installed (e.g. Linux
- build machines) could talk to Clearquest to update defects when required. Used
- the, Clearquest::REST,
- to replace a Clearquest Daemon
- that was in use. Modified Perforce and Git
- triggers to use this REST interface.
-
- Worked with Electric Commander
- migrating a group from their unsupported build environment into the standard
- Electric Commander based solution. This involved using Cygwin,
- bash and LSF to
- farm builds out to a pool of Windows servers to
- perform builds. Builds were done using Visual Studio 8.0,
- 9.0 and 10.0. Build system also used Perforce and Perforce trigger to fire builds
- as the engineers checked in code.
+ Clearcase/Clearquest/Release Engineer - General Dynamics (June 2007 - October 2009)
-
+ Clearcase/Clearquest
+ Administrator, Build Release and
+ Automation using Perl scripts. Updated C++/Qt application that
+ integrates UCM/Clearquest integrated environment
+ into one tool and ported it to Linux.
- 
+ Instrumental in establishment of Perl standards and introduction of Perl
+ tools such as Perl::Critic
+ and Perl::Tidy.
+ Worked at promoting usage of CPAN modules.
- March 2011 - December 2011
- Contract
- Tellabs
+
Developed an extensive test driver application in Perl to interface and
+ drive tests using NetHawk
+ EAST Simulators as well as interfacing to other simulators and external
+ hardware. The system automates the running of regression tests, official
+ testing before the customer, assists with validation of test results,
+ collecting of log files, checking log files into Clearcase and records status
+ into a MySQL database. Developed a PHP web page to present the data in various
+ forms including graphs, reports, exporting to CSV files and emailing of
+ reports. Implemented maintenance programs to scrub and keep the data clean.
+ This system was instrumental in Functional Quality Testing for the MUOS
+ program. This reduced the time it took to certify testing with the military several
+ fold.
+
+ Worked on many enhancements to the extensive Clearquest system in use at
+ GD. Designed and developed the record set implementing node configurations.
+ Implemented required forms and action hook code. Designed and developed Perl
+ scripts to initially load data into the new records.
+
+ Developed a server process (daemon) to process baseline records that were
+ then tracked by Clearquest. Implemented scripts to create baseline records
+ from other automated process such as Build Forge. Tied together baseline
+ records with node configurations through action hook code.
- Automated various informational systems using Perl/
- MySQL/Oracle, and the web.
+
- Developed a command line debugger called raid which provided a consistent
- interface with complete command history and variable substitution. This Perl
- process utilized Inline::C to interface to the
- developer libraries and provide a consistent interface for the various command
- line debuggers developed by various different groups.
+ DeFaria.com
-
+ February 2004 - June 2007
- 
+ Clearcase/Clearquest Administrator - Texas Instruments (October 2006 - June 2007)
- January 2010 - October 2010
- Contract
- General Electric
+
Clearcase/Clearquest Administrator. Wrote a Perl/Oracle
+ application to track information about projects worldwide. Automated Clearcase
+ license usage reporting and load balancing of Clearquest web servers.
- Performed Clearcase/Clearquest UCM
- administration. Developed an Evil Twin Finder
- in Perl. Worked with Build Forge (IBM's CI tool
- similar to Jenkins) jobs to automate work flow.
+ Build Release Engineer - Hewlett Packard (February 2006 - October 2006)
+
+ Managed and executed day to day build and release duties. Served as
+ Clearcase/Clearquest Administrator as well as
+ overall support of systems. Assisted with creating UCM streams and handling of
+ rebase and delivery issues for engineers and the build/release process. Wrote
+ UCM triggers to notify users of deliveries from
+ UCM development streams. Created baselines for official builds. Took over day
+ to day build and release duties. Created a build script that united the
+ various quick and dirty build scripts that were oriented per stream and per
+ build option. This standardized the build process. Augmented this build script
+ to be a daemon that continually builds software when deliveries are detected.
+ Wrote a build status web page that tracks and monitors the continuous
+ building. Created a dynamic web page to show Junit test history. Converted
+ Windows build from bat files and scheduled tasks -> Cygwin and cron thus
+ making the build script identical on both Linux and Windows. Wrote triggers
+ to notify users of deliveries. Baselined official builds. Automated the build
+ process to perform simple continuous integration. Created a dynamic web page
+ to show Junit test history.
+
+
Clearcase/Clearquest Administator - Broadcom (September 2005 - January 2006)
+
+ Served as Clearcase/Clearquest Administrator
+ as well as overall support of systems. Developed several triggers
+ as well as ported my mktriggers
+ script which automates the maintenance of triggers.
+
+ Developed a complex Perl script
+ to merge two Clearquest databases to a new database with many schema changes.
+ This script handled all aspects of the conversion including changing non US
+ ASCII characters found in the data to their HTML equivalents, dynamic creation
+ of dynamic lists, field renaming and dynamically creating new stateless
+ records as needed.
+
+ Developed a script to better handle merging from UCM deliveries and rebases
+ by delaying any non automatic merges to the end of the process as well as
+ handle binary element merge. This process, written in Perl, utilized PerlTk to
+ present the user with a GUI dialog box to choose which version of the binary
+ file to merge.
+
+ Designed and developed another Clearquest database for the Mobile
+ Multimedia group.
+
+ Wrote several other scripts including one to interface CVS to IMS (a defect
+ tracking system) recording the change set at commit time, a script to strip
+ out MIME/HTML and attachments for defects submitted to GNATS (another defect
+ tracking system). Also implemented several script to log Clearcase activity,
+ check Clearcase's pulse and gather site and vob statistics. These scripts were
+ the start for creation of a set Object Oriented Perl modules to encapsulate
+ Clearcase in a Perl like manner (still in development).
+
+ Build Engineer - Lynuxworks (December 2004 - September 2005)
+
+ Served as a build engineer in the Integration Group responsible for
+ building LynxOS (Linux RTOS) as well as tool chains, testing, releasing and
+ process improvement. LynuxWorks uses CVS for version control.
+
+ Developed a process of providing full text search of the company's defect
+ database using Perl and Htdig (See ECRDig).
+ Developed a web based report to show CVS activity as well as several other CVS
+ related utilities(See CVS
+ Utilities) as well as report on the differences between two CVS tags.
+
+ Automated the build process so that nightly builds could be performed.
+ Developed a web application that allows one to maintain CVS account
+ information including account creation, setting/resetting of password, etc.
+
+ Clearcase Administrator - Ameriquest (March 2004 - December 2005)
+
+ Served as Clearcase/Clearquest administrator to this major mortgage
+ company. As Ameriquest is just starting out I have been busy with importing
+ source code from flat file systems as well as PVCS and Visual Source Safe.
+ Also setting up vobs and regions taking into account security restrictions
+ and concerns. Assisted with designing of the Multisite scheme to India.
+ Participated in design of UCM model to be used for Ameriquest.
- 
+ Salira
- June 2007 - October 2009
- Contract
- General Dynamics
-
-
Clearcase/Clearquest
- Administrator, Build Release and Automation
- using Perl scripts. Updated C++/Qt
- application that integrates UCM/Clearquest
- integrated environment into one tool and ported it to Linux.
+ August 2001 - February 2004
- Instrumental in establishment of Perl standards and introduction of Perl
- tools such as Perl::Critic and Perl::Tidy.
- Worked at promoting usage of CPAN modules.
+ Clearcase/Clearquest Administrator/Build Engineer
- Automated tests using NetHawk EAST Simulators to automate
- all testing and store results into a MySQL database.
- Also developed a PHP app to report/graph results.
+ After consulting briefly with Salira Optical Network Systems I joined this
+ startup company serving in the role of Clearcase/Clearquest Administrator for
+ this mostly Windows shop. I helped others in setting up the
+ Clearcase/Clearquest environment as well as provided Training.
-
+ I also served in the role of Release Engineer managing the build process.
+ I employed wide usage of Cygwin, which is a
+ product that provides an extremely workable Unix like environment and
+ engineered a build environment around that using GNU make and other standard
+ Unix and GNU utilities. When users complained that building remotely was slow
+ I performed an analysis on build performance. I also performed Build Stress
+ Testing where I characterized the effect of multiple simultaneous builds
+ performed on the server.
- 
+ I also setup and developed their Clearquest bug tracking system as well
+ as served as an advisor/expert on Clearcase issues, branching strategies,
+ labeling and release management.
- October 2006 - June 2007
- Contract
- Texas Instruments
+
While working at Salira I designed and developed a tool in C that packaged
+ the product into a more compact form.
- Clearcase/Clearquest
- Administrator. Wrote a Perl/Oracle
- application to track information about projects worldwide. Automated Clearcase
- license usage reporting and load balancing of Clearquest web servers.
+ I designed and implemented a Clearquest
+ Daemon which served as an interface between processes and Clearquest data.
+ This daemon serviced requests from web pages and triggers in order to get and
+ validate data from Clearquest.
-
+ Developed release web pages that managed releases and produced release
+ notes for every release.
- 
+ Developed process automation scripts to perform automatic branch merging
+ and syncing.
- February 2006 - October 2006
- Contract
- Hewlett Packard
+ Performed product installation testing for the web component on Linux
+ (SuSE) and Solaris as well as browser testing (Netscape).
- Clearcase/Clearquest UCM
- Administrator. Wrote triggers to notify users of deliveries. Baselined
- official builds. Automated the build process to perform simple continuous
- integration. Created a dynamic web page to show Junit
- test history.
+ Implemented test scaffolding in TCL/TK for test automation.
-
+ DeFaria.com
- September 2005 - January 2006
- Contract
- Broadcom
+ December 1998 - February 2001
- Clearcase/Clearquest
- Administrator and support of systems. Developed several triggers.
+ Unix Systems Administrator - Hewlett Packard (August 1999 - February 2001)
-
Wrote Perl script to
- merge Clearquest databases.
+ Setup security system automating the running of Medusa (an internal
+ security audit tool) on approximately 100 machines. Reports are generated
+ automatically and are viewable on the web. Setup and maintained security
+ related patch depots.
- Designed and developed another Clearquest database for the Mobile Multimedia
- group.
+ Implemented nightly automation for the lab's machines including security
+ checks, automatic installation of line printer models, etc. This automation
+ was bundled into an SD-UX bundle.
-
-
- 
-
- December 2004 - September 2005
- LynuxWorks
-
- Build engineer building LynxOS (Linux RTOS)
- as well as tool chains, testing, releasing and process improvement. LynuxWorks
- uses CVS for version control.
+ Migrated user data to HP NetStorage 6000. Worked extensively with HP
+ NetStorage 6000 Support on problems with this machines OS and interfacing with
+ Windows 2000.
- Implemented full text search using Perl and Htdig (See ECRDig).
- Developed CVS Utilities).
- Automated nightly builds could be performed.
+ Migrated HP-UX applications from one application server to another.
-
+ Participated in several critical planned networked down times where the
+ team was able to implement changes to the infrastructure, including migration
+ to Clearcase 4.0, migration of project and user data to HP NetStorage 6000's
+ and other such changes.
- 
+ Set up Netscape Enterprise Web Server and iPlanet 4.1 Web Server.
- March 2004 - December 2004
- Contract
- Ameriquest
+ Clearcase Administrator - Cisco (March 1999 August 1999)
- Served as Clearcase/Clearquest
- administrator to this major mortgage company. Importing source code from file
- systems, PVCS and VSS.
+ Served as Clearcase/Unix Systems Administrator. Responsible for all
+ Clearcase operations in CNS/AD on Sun Solaris, HP-UX, Windows NT 4.0 and
+ Windows 2000. Assisted in creating additional View and Vob servers and
+ balancing the Clearcase load amongst them. Participated in Rational's Beta
+ program for Windows 2000. Installed, tested and documented Clearcase on
+ Windows 2000 as well as Windows NT 4.0.
-
+ Assisted in recovery of a catastrophic disk failure in a critical vob.
+ Assisted with implementing a backup strategy with Arcserve Open. Helped
+ evaluate system monitoring packages.
- 
+ As CNS/AD was in a secured and isolated network, learned and assisted users
+ with ssh/scp.
- August 2001 - February 2004
- Salira
+ Build Engineer - Sun Microsystems (December 1998 - March 1999)
- Served as Clearcase/Clearquest
- Administrator and Release Engineer, employing
- Cygwin to engineer a build environment using
- GNU make. Analyzed Build
- Performance and Build Stress
- Testing.
+ Worked on the Sunpeak Configuration Management team performing promotions
+ of code updates into test and production environments. Also worked on
+ improving the process flow of promotions utilizing make and rdist.
- Setup Clearquest and bug tracking system as well as served as an advisor/expert
- on Clearcase issues, branching strategies, labeling and release management.
- Wrote C application for product packaging.
+
- I designed and implemented a Clearquest
- Daemon. Developed Release Reporting system. Automated branch merging.
+ Hewlett Packard Company
+
+ February 1988 - November 1998
+
+ Clearcase/Unix Systems Administrator
+
+ Primary Clearcase and Multisite Administrator for a large Clearcase
+ environment with approximately 1400 views and 180 vobs. Most vobs are
+ multisited between several other labs and I am responsible for resolving
+ Multisite problems. I also serve as general System Administrator, overseeing
+ approximately 400 machines in the lab. I help institute policies and
+ procedures to keep the network running smoothly. Also participate in the
+ design and restructuring the network topology and Clearcase topology by bring
+ in many Kittyhawks, Mohawks and Bravehawks (about 40 of them) for use as
+ Clearcase Vob, View and Build, Mail, Application, X Terminal and Web servers.
+ Assist in documenting setup and configuration as well as trouble shooting and
+ handling of patches for all lab wide shared resources.
+
+ Responsible for setup and running of Windows NT domain, account setup and
+ print serving. Setup and evaluated Clearcase 3.2 on NT. Developed backup
+ strategy for NT systems. Maintain a repository of software tools as well as
+ evaluated and recommended several PC packages for lab usage. Main point of
+ contact for Windows 95/NT problem solving in the lab. Also sought after by
+ many people in Hewlett Packard relating to both PC and Unix configurations and
+ problem solving.
+
+ Also served as webmaster for the lab as well as consult on HTML questions
+ and design issues. Installed, configured and maintain the Netscape
+ Suitespot Servers including the Enterprise and Directory servers. Developed
+ several web pages and forms for the lab as well as run
+ The
+ Unofficial Quicken® Web Page.
+
+ I developed an Application Server providing many machines with many
+ software packages without the need for individual system administration
+ utilizing scripting and NFS heavily.
+
+ Prior to the Productivity Project I worked on COBOL/SoftBench product
+ which consists of encapsulating some core HP Micro Focus COBOL tools using C++
+ 3.0 and the SoftBench Encapsulator libraries. Also, working on porting an
+ X/Motif application to MS Windows 3.1. The code is written using C++ 3.0 on
+ both the HP workstation and the PC (Borland C++ 3.1).
+
+ Worked in the Ada project on Ada/SoftBench. This project was similar to
+ COBOL/SoftBench in that it involved some SoftBench encapsulations using a
+ language called edl.
+
+ Worked producing Ada Bindings to Xlib, Xt and Motif. This involved using a
+ modified C compiler to translate C header and source files to Ada declarations
+ and function prototypes. Using this methodology we were able to migrate our
+ product from X11 R3 and Motif 1.0 to X11 R4 and Motif 1.1 in one week!
+
+ Worked on a project that produced Ada Bindings to HP-UX, which enabled me
+ to get good breath knowledge into all system calls, and another binding to
+ Starbase graphical subsystem.
+
+ Performed destructive testing on MPE/XL 1.0-1.3. Wrote several programs to
+ stress the OS. Submitted 300+ Service Requests many of which appeared on Must
+ Fix lists.