Db2 Luw Database Administrator Resume
Dublin, OH
SUMMARY:
- IT experience wif Database Administration at all phases of software development lifecycle i.e. Development, Analysis, Design, Testing, installation, Configuration, migration, Implementation, maintenance tuning, Security, backup, recovery and replication for various applications.
- Worked as a DB2 UDB V8.1, V9.1, V9.5, V9.7 and V10.1, V10.5 Database administrator on UNIX, LINUX and Windows platforms, wif expertise in online transaction processing and multiuser systems involving large and distributed databases.
- Involved extensively in Installation and Configuration, upgrading, and troubleshooting DB2 databases.
- Skilled in database administration tasks like SQL coding, Relational Design, Referential Integrity, Index strategies, and SQL Troubleshooting Using DB2 UDB.
- Migrated DB2 UDB databases from old to newer versions and applying FIXPACKS to keep DB2 at most recent level.
- Experienced in OLTP & OLAP database environments which include Single Partitioned and MultiPartitioned Databases (DPF) and Q Replication.
- Involved in Installation/upgrade of both SAP and NONSAP DB2 instances/Databases.
- Perform AUDIT on teh Databases to give users bare minimum privileges on teh Database and Database objects.
- Running utilities like COPY, LOAD, IMPORT, EXPORT, REORG, RUNSTATS, REBIND.
- Experience in installing, restoring and managing systems, databases, tables and indexes and multiple instances of DB2
- HADR, HACMP implementation for disaster recovery and upgrade schedules on teh following operating systems Linux, UNIX, Windows and SAP environments.
- Disaster recovery planning and execution, knowledge of DBA Design.
- Writing & executing UNIX based automation scripts (Perl, ksh, bash etc).
- Knowledge of UNIX based DB2 tools and utilities and Tivoli Storage Manager, NetBackup and WebSphere.
- Run CLI, DB2, JDBC traces on all DB2 Clients and Connects, Explain, db2advis, Db2exfmt, db2expln, reorgchk, reorg, runstats, db2rbind.
- HACMPCreate fail over disaster recovery procedures.
- Test and evaluate new software products in test regions and cut over to production environments.
- Perform software migration from one version to another and create, update instances, catalogs, databases execute load, delete and backups.
- Expertise in handling DB2 UDB security, establishing replication between servers, Capacity Planning, Backup and Restore, shipping archival logs, Corruption and Recovery, Managing login/permissions.
- Expertise in SQL and Dynamic SQL programming Functions, Stored Procedures and Triggers
- Knowledge wif carving and implementing Backup/Recovery strategies for clients to have desired recovery models.
- Exposure to HA setups like Clustering, HADR, TSA for automatic failover etc.
- Setting up monitoring for teh database like Snapshots, Event monitoring, Traces, etc.
- Strong analytical ability, communication skills and problem solving capability.
- Versatile, flexible and ability to work on multiple assignments in given time frame.
TECHNICAL SKILLS:
- DB2 UDB EEE/V8V9/V10.x
- Command Center
- Control Center, Quest Spotlight
- Quest Foglight
- Quest Central
- Citrix, WIN SCP
- TEXT PAD, ERWIN
- WLM, MS Office
- Putty and TOAD
PROFESSIONAL EXPERIENCE:
Confidential - Dublin, OH
DB2 LUW Database Administrator
Responsibilities:
- Installed, Configured and upgraded DB2 server software and related products.
- Troubleshot daytoday problems encountered on production, development and test database environment.
- Set up and upgraded many databases from V9.1 FP5 to V9.7 FP3a to V10.5 (Single instance & HADR), V9.7 FP7 to V10.1 (DPF).
- Managing project transition, client handling, POC, Training and setting up DBA team for newly acquired DB2 Environment.
- Evaluate system performance, adjusting values for database parameters and configuring metrics for alerts.
- Involved in DB2 UDB support, Physical Database design, installations, security, integrity, Backup & Recovery.
- Provided primary database administrative and Architect support for DB2 UDB databases in AIX & Linux using TSM.
- Extensively involved in performance tuning, recommending SQL queries for better performance using snapshot monitor, visual explain, index advisor, db2expln, db2exfmt,db2look.
- Enhancing application performance by running RUNSTATS, REORGCHK and REORG utilities.
- Designed, implemented and administered DB2 UDB for development, test and production environments.
- Developed and implemented standards to create databases and various database objects
- Managed database loading, migrating and maintaining data wif LOAD, EXPORT, and IMPORT DB2LOOK.
- Put cron job scheduling daily based for Backup, HADR monitoring, Size of filesystem, snapshot and runstats scripts
- Took online and offline backups using Netbackup media server and performed direct and redirect restores.
- Requested enhancement organic growth space addition for file system and raw devices to UNIX group.
- Analyzed and performed tablespace reclaim as and when required and enabled adaptive compression.
- Cataloged multiple instances and configuring connectivity to databases from remote clients
- Tuned Database Manager configuration parameters as needed
- Bind teh server DB2 utilities to teh databases
- Tuned DBM configuration parameters and DB cfg parameters
- Drop and add users, logins, aliases, and groups to teh databases and granting/revoking permissions on Database objects.
- Setting up HADR clusters for high availability and TSA for automatic failover and involved in upgrading to latest TSA version online.
- Supported linux, unix server patching and SAP firmware upgrades in rolling fashion wifout downtime.
- Extensively involved in Application Support, Design, User Administration, Security, Performance Tuning, Optimization and Backup/Recovery
- Used different monitoring tools like confio, solarwinds, splunk and performed real time monitoring for lockwaits using event monitor,DB2TOP.
- Raised PMR and worked wif IBM closely for different issues like application slowness, high DB response time APARs.
- Supported On call weekly based 24/7.
Environment: DB2 UDB v10.x, 9.x, AIX 7.x & 6.x,REDHAT LINUX, eCOMM, Pharma and Medical SAP systems, NETBACKUP, IBM DSM, DBI Brother Panther for DB2 Performance, Quest Toad, SOLARWINDS, CONFIO, SPLUNK.
Fepoc CareFirst - Washington, DC
Sr.DB2 UDB Administrator
Responsibilities:
- Installing DB2 UDB ESE on AIX, upgrading to latest fix pack versions, db2 instances setup and migrating instances, databases on UDB ESE and AESE server.
- Migrated Development (DEV), Test (UAT) and production (PROD) databases from DB2 9.7 FP 4 to DB2 10.5 FP 6.
- Exposure to z/OS mainframes to DB2 LUW migration.
- Performing SAP System copy using DB2 redirected restore process and renaming of tablespace
- Creating/modifying korn shell scripts for database log pruning, backup/restore of db2 databases and updating db2 registry parameter for start/stop for AWS migrated servers.
- Using DBA Cockpit to troubleshoot and improve database performance by changing db2 database manager, database parameters
- Creating scripts to monitor tablespace thresholds, deadlocks, lock waits using snapshot monitors, event monitors and DB2 administrative views
- Setting up all DB2 systems for backup/restore and log file management using TSM, TSM for ERP scheduled via TSM scheduler
- Setting up weekly runstats, monthly reorg of tables using scripts in crontab.
- Performing database restores from crash recovery, using pointintime recovery, roll forward recovery during disaster recovery
- User management and granting/revoking required privileges on teh DB instance.
- Performance tuning of long running processes, SQL queries using DB2 explain tool and providing optimized access plan for applications and recommending indexes.
- Diagnosing and troubleshooting db2 diagnostic notification and diaglog, collecting db2support and db2fodc logs for IBM PMR.
- Monitoring of alerts for file system monitoring and database monitoring in daily reports
Environment: IBM DB2 V 9.5, 9.7,10.1, 10.5, IBM Data studio, AIX 5.x, 6.x, PVCS, Informatica, Toad, NetWorker, TSM.
Confidential - Columbia, MD
DB2 LUW Database Administrator
Responsibilities:
- Carried out knowledge transfer (KT) from teh client DB2 team, documented teh process and procedures and educated teh offshore team.
- Carried out day to day work wif client team which involves tickets, production support, project work, process improvement and teh role of application DBA.
- Actively involved in figuring out teh qualifying problems for IBM PMR, following up wif teh vendors and teh teams involved.
- Transferred technical knowledge to two administrative personnel through providing onsite training, detailed best practice documentation, architecture, and procedures for DB2 systems.
- Solving teh user access and security group issues.
- Documenting teh standards followed by teh YUM team and maintaining teh version updates along wif teh process improvements being carried out.
- Provided inputs and implemented many process improvements like Backup Strategy and Schedule, Script modifications and standardization, naming standards, Table/Tablespaces restructuring, Maintenance activities/schedule, Performance tunings, database Creation, etc.
- Used load, import and export utilities for moving data to files and from files. Used db2advis, db2batch, db2expln, and db2exfmt for tuning queries.
- Supported new environment creation starting from capacity planning, structure layout, instance creation, group/user set up, database creation, object creation and followed by supporting teh tuning andPerformance monitoring for teh application teams.
- Set up and monitored Disaster Recovery boxes and HADR for critical databases.
- Performed on call duties for SQL Server and DB2 databases.
- Supported multi-application databases for SQL Server.
- Performed daily activities like Database Creation, User access, Scheduling, Job set up, Backups/ restores, etc.
- Supported linux,unix patches and application maintenance downtimes.
- Monitoring multiple alerts and notification from over 60 applications and 400 databases.
- Provided 24x7 support for production databases.
Environment: DB2 UDB v 8.2/v 9.7, Dprop, UNIX(AIX), Toad, Quest Central, Quest Spotlight, SSMS, SQL Server(MSSQL) 2005/2008/2008 R2.
Confidential - Washington, DC
DB2DBA consultant
Responsibilities:
- Worked on creating Staples internal portal, which is live now and TEMPhas replaced teh existing home portal. Created teh environment from teh scratch which consists of 54 Databases.
- Compressed 100s of multi 100 GB tables and was able to save more than 8 TB of space from teh EDW (data warehouse).
- Upgraded many Fix Packs in version 8 and 9.
- Supported v 9.1 to v 9.5 migration.
- Created backup and recovery strategy and implemented and schedules teh activities.
- Supported many development projects which include creating teh tables, views, indexes, stored procedures and triggers in both OLTP and OLAP environments.
- Intensively worked on DB performance tuning and dealing wif STMM, AUTO MAINT, Health Monitors, etc.
- Was involved in deploying Stored Procedures using Developer Work Bench.
- Created Backup Reporting model to send daily detailed reports to teh team about teh success and failure wif teh failure reason.
- Created and scheduled automated REORG/RUNSTATS scripts to perform automatic maintenance activities on different environments depending on teh system needs.
- Handled Online Backups, Online reorgs wifout bringing teh database down.
- Used EXPORT, IMPORT and LOAD utilities and moved data between tables and output files.
- Created Development environment for staging and implemented it into teh test and production environments.
- Configured database for optimal performance and developed backup and recovery strategies.
- Performed Disaster Recovery tests for production environments.
- Familiar wif different utilities like DB2TOP, SMITTY, DB2LOOK, etc.
- Dealt wif different issued regarding FS usage, Grants, Profiles, Variables, etc.
- Worked wif IBM to open PMRs and found solutions for different priority issues. dis included performing diagnostic tests, data collection and sending it to teh IBM.
- Encountered many APARs in teh environment and worked wif teh DB and application teams along wif IBM to implement teh hot fixes/FPs and then monitor teh performance.
- Worked wif DAs and used forward/reverse engineering from Erwin to update teh model or DB.
- Involved in reducing HWM and free teh space and add it to teh File System.
- Proficient wif required UNIX commands and scripting.
- Worked in teh Onsite/Offshore model.
Environment: DB2 UDB v8.1, v8.2, v9.1, v9.5, v9.7,DPF, SQL Server, Informatica, Microstrategy, UNIX (AIX), Linux.
Confidential
DB2 DBA consultant
Responsibilities:
- DDL implementation and changes for database objects.
- Maintaining database backup and recovery and other scheduled tasks.
- Worked on explain, db2advis, taking snapshots, running list applications, checking teh memory, backups and restores etc.
- Regular auditing of teh database for user access to ensure teh security.
- Supported FP and version upgrades.
- Worked wif teh application teams to tune teh SQLs and DB.
- DB2 UDB EE Database administration and support.
- Experience in database restores and disaster recovery.
- Logical and Physical Database design.
- Altered tables and added check constraints and referential integrity.
- Created and maintained databases, tablespaces, tables, views, and indexes.
- Prepared and implemented standard recovery procedures for data recovery.
- Gained experience wif scripting to create automated jobs for DB maintenance.
- Involved in data modeling (Logical/Physical database design) & design including data marts.
- Monitored and analyzed DB2DIAG logs.
- Involved in day to day database administration tasks like running reorgs, runstats, import and export.
Environment: DB2 UDB v7, Sybase, 11.0, Oracle, Windows, AIX (UNIX)
