- Shivdutt Jha |
+ Shivdutt Jha |
(408)-806-3476 |
shivdutt_jha@hotmail.com |
Coworker, Consultant |
@@ -239,15 +317,40 @@ function stoptimer () {
+ Clients
+
- Clients
+
+ ![General Dynamics](General_Dynamics_logo.jpg)
+
+ March 2018 - Present
+ Contract
+ General Dynamics
+
+
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.
+
+ 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.
![Broadcom/Avago](Broadcom.gif)
- August 2016 - Present
+
August 2016 - January 2018
Contract
Converted an internal project from a Jenkins/
@@ -260,11 +363,11 @@ function stoptimer () {
+ ![ICANN](ICANN.png)
+
May 2016 - July 2016
Contract
-
![ICANN](ICANN.png)
-
Developed RDAP
server for testing SLA compliance of various TLD registrars around the world.
@@ -277,8 +380,8 @@ function stoptimer () {
Contract
Audience
- Devops Admin: Initially wrote scripts to
- import data from Bugzilla and other sources to
+
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/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.
+ 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).
@@ -395,11 +501,29 @@ function stoptimer () {
and Perl::Tidy.
Worked at promoting usage of CPAN modules.
- Automated tests using NetHawk EAST
- Simulators to automate all testing and store results into a MySQL database. This reduced the time it took to certify
- testing with the military several fold. Also developed a PHP app to report/graph results.
+ 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.
@@ -425,11 +549,23 @@ function stoptimer () {
Contract
Hewlett Packard
- 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.
+ 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.
@@ -440,14 +576,248 @@ function stoptimer () {
Contract
Broadcom
- Clearcase/Clearquest
- Administrator and support of systems. Developed several triggers.
+ 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).
+
+
+
+ ![Lynuxworks Lynuxworks](Lynuxworks.png)
+
+ December 2004 - September 2005
+ LynuxWorks
+
+ 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.
- Wrote Perl script to
- merge Clearquest databases.
+ 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.
+
+
+
+ ![Ameriquest Ameriquest](Ameriquest.png)
+
+ March 2004 - December 2005
+ Contract
+ Ameriquest
+
+ 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 Salira](Salira.png)
+
+ August 2001 - February 2004
+ Salira
+
+ 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.
+
+ While working at Salira I designed and developed a tool in C that packaged
+ the product into a more compact form.
+
+ 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.
+
+ Performed product installation testing for the web component on Linux
+ (SuSE) and Solaris as well as browser testing (Netscape).
+
+ Implemented test scaffolding in TCL/TK for test automation.
+
+
+
+ ![Hewlett Packard Company Hewlett
+ Packard Company](HPLogo.gif)
+
+ August 1999 - February 2001
+ Contract
+ Systems Technology Division
+ Enterprise Java Lab
+
+ 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.
+
+ 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.
+
+ 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.
+
+ 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.
+
+
+
+ ![Cisco Systems Cisco Systems](Cisco.gif)
+
+ March 1999 - August 1999
+ Contract
+ Cisco
+
+ 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.
+
+
+
+
+
+ December 1998 - March 1999
+ Contract
+ Sun Microsystems
+
+ 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.
+
+
+
+ ![Hewlett Packard Company Hewlett
+ Packard Company](HPLogo.gif)
- Designed and developed another Clearquest database for the Mobile Multimedia
- group.
+ February 1988 - November 1998
+ Systems Technology Division
+ Enterprise Java Lab
+
+ 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.