Post Job Free

Resume

Sign in

System integration, system admin

Location:
San Jose, CA
Posted:
November 23, 2017

Contact this candidate

Resume:

Professional Profile

Calvin is an IT Specialist on IAM, Middleware/Web and Unix/Windows administration. He has over 15 years of experience supporting various applications as an Administrator.

Employer History

Sept 2012 – May 2017 (Contractor) IBM Global Services

WebSphere Support Engineer, Data Warehouse and IAM Specialist

Installed and configured WebSphere Network Deployment and Application Server on test, stage and production

Deployed J2EE applications in clusters.

Tuned J2EE applications. Setup traces and capture dumps for analysis

Modified XML/HTML contents. Executed Jacl to update Webs applications

Managed WebSphere Security, SSL certificates.

Performed root cause analysis to quickly recover service interruptions and to prevent recurring problems.

Created documentation for testing, staging and production environments

Assisted/coordinated with OS and DB2 teams in troubleshooting applications related issues

Created SQL queries to collect, review and provide data to audit team to support compliance requirements

Implemented strategies for data warehouse additions and enhancements

Supported IBM Tivoli Identity Manager application for 600K users on over 6K systems (AIX, Linux, Windows, Active Directory, HMC, VIOS), for automated management of userids (UID), GID (Groups) and access permissions, leveraging IAM

Researched and debugged user identity and access issues. Used LDAP and DB2 queries to automate queries and collect information on Data Warehouse and ITIM Servers

Performed primary and secondary control, SOD (Separation of Duty), OOP (Out of Process Procedure), CBN (Continued Business Need), protect and unprotected ID, QEV(Quarterly Employee Validation), PR (Privilege Re-validation), PAR (Privilege Account Review)

Managed users using web-based applications including ITIM (IBM Tivoli Identity Manager), IBM Identity Cloud initiatives (GSA Id/file storge, cloud), DAAT (Data Access Administration Tool), UATool (User Access Tool)

Managed ETL process

Developed backup and restore strategies for Data Warehouse

Wrote shell scripts to automate tasks

Hardware: AIX 570, Mainframe s/390

Software: DB2, WebSphere Application Server, LDAP, HTTPServer, Linux, Tivoli Directory Integrator, Microsoft Office, LibreOffice

May 2012 – August 2012 (Contractor) Kaiser Permanente

WebSphere Support Engineer for Web Presence Portal (WPP)

Deployed J2EE applications in clusters.

Tuned J2EE applications. Setup traces and capture dumps for analysis

Managed WebSphere Security, SSL certificates.

Performed root cause analysis to quickly recover service interruptions and to prevent recurring problems.

Created documentation for testing, staging and production environments

On call support 24x7

Familiar with Remedy ticket system

Hardware: Sun Solaris, AIX

Software: WebSphere Network deployment & Application Server/Portal, ORACLE, Remedy

HTTPServer, LDAP, Sun Solaris, Linux, AIX, XML, HTML, LDAP, Bamboo

October 1997 – March 2012 IBM Global Services

AIX/Linux Administration

Performed installation (CD/DVD or NIM), migration, operation, planning and configuration of AIX/Linux on 90 RS/6000 and pSeries servers. Installed files, fileset, bundle, PTF and e-fix

Added/replaced and configured hardware. This was done by self or with IBM CE (Customer Engineer)

Installed software

Managed logical volume groups, file systems and paging space

Created mksysb (rootvg) for backup, recovery and clones

Setup and troubleshot Ethernet/Token-Ring network connectivity

Performed Installation, migration and configuration of Tivoli Storage Manager clients for systems backup/recovery. Knowledge of TSM functionality

Installed and configured AIX security using DCE DFS / PAM

Root Cause Analysis and in depth knowledge of troubleshooting of OS related issues

Monitored system performance and tuned operating system

Setup and maintained UID/GID. Setup security policies for users

Knowledge of HACMP cluster

Wrote shell scripts to manage AIX environment

Created backup and restore policy

WebSphere Integration and Administration

Performed installation, migration, operation, planning and configuration of highly complex WebSphere Network Deployment, WebSphere Application Server, WebSphere Portal and WebSphere Network Dispatcher

Deployed J2EE applications in clusters. Create JDBC to connect to DB2 backend.

Managed WebSphere Security, SSL certificates.

Modified XML/HTML contents. Executed Jacl/Jython to update Webs applications

Strong WebSphere applications troubleshooting. Performed root cause analysis to quickly recover service interruptions and to prevent recurring problems.

Tuned J2EE applications. Setup traces and capture dumps for analysis.

Designed and developed documentations for the team to use

Trained/mentored team members. Provide technical guidance/assistance to team and development team

Provided 7/24 support

DB2 DBA Administration

Performed installation, migration, upgrade and configuration of DB2 UDA servers and clients.

Created, configured and maintained system, instances and databases

Configured and managed database user IDs and group permissions

Configured and maintained schema, table spaces, tables, buffer pools and logs

Configured and managed database backup and recovery

Wrote SQL queries to manipulate data

Cloned databases

Performed tuning instances and databases configurations. Strong analytical and troubleshooting.

Experience with TSRM (Tivoli Service Request Manager) ticket system

Hardware: IBM RS/6000, pSeries 550/630, IBM Mainframes, PCs

Software : WebSphere Network deployment & Application Server, DB2, Domino, Lotus Notes, LEI,

MQSeries, Tivoli Storage Manager, HTTPServer, WebSphere Caching Proxy, DCE DFS,

LDAP, AIX, Windows, Linux, Microsoft Office Suite

Education and Background

Bachelors of Science in Computer Information System from Cal Poly University of Pomona

IBM Certifications

IBM Certified WebSphere Application Network Deployment

IBM Certified MQSeries Administration

IBM Certified Solution Expert DB2 UDB Administration for Unix & Windows

IBM Certified AIX System Administration

Microsoft Certification

Microsoft Certified System Engineer (MCSE)



Contact this candidate