zahidCvFinal(Updated Jan 17)-2
Download as DOC, PDF0 likes170 views
Zahid Ayub is a senior database administrator with over 14 years of experience managing SQL Server and Oracle databases. He has extensive experience designing and implementing database solutions, including high availability, backup/recovery, and replication. Currently he works as a senior database technical architect for Secure-IT in the UK, where his responsibilities include Oracle database migrations and implementing centralized monitoring.
zahidCvFinal(Updated Jan 17)-2
- 1. Z A H I D A Y U B Address: House # 6, Street No 4, Munawar Colony Adiala Road, Rawalpindi, Pakistan Phone: 92-333-5136299 (Mobile) 92-051-5180251 (Home) Email: nigah_78@hotmail.com zeeayub143@gmail.com Objectives To obtain a meaningful and challenging position in a reputable organization, which provides oppor tunities for Personal learning as well as Professional Development in IT. Professional Summary • Over 14+ years of experience in database architecture, logical and physical database design, data modeling, implementation, and administration of Databases. • Experience in building teams and resource management. • Hand on experience in planning, installation, Configuration, and administration of multiple SQL Server & Oracle databases on Windows (Server 2000-2012) and Linux environments including RHEL and CentOS. • Expert in designing enterprise database backup and recovery plans as well as implementing High Availability ,Load Balancing, Backup & Recovery, Failovers and replication procedures. • Extensive Experience in build, configuration and deployment management • Experience in driving/managing task management systems Including JIRA and VSTS. Served as Database Manager, Database Architect, Sr. Database Administrator/Developer, Software Engineer and IT Lecturer in the major government and private organizations In Pakistan and Overseas. List of the organizations served for as under 1. Secure-IT. (United Kingdom) (Sr. Database Technical Architect) 2. Safarifones Inc. (Canada) (Database Architect) 3. Pakistan Revenue Automation Ltd. (FBR) (DB Manager/Sr. DB Admin) 4. National Database & Registration Authority (Software Engineer) 5. Pakistan Online (Customer Support Professional) 6. Beacon House Informatics (Software Engineer)
- 2. Technical Summary • Successfully run and maintain the concept of RDBMS in OLTP, OLAP and DSS (Decision Support Systems) environments. • Automation of different complete systems, database processes such as data loading, data encryption, data export and web site designing • Database development programming languages hands on experience like PL/SQL and TSQL. • Data cleansing tasks in order to avoid redundant data and get accurate results. • Strong skills towards the design, development and implementation of complete end-to-end solution • Strong knowledge of database designing and administration at larger scale. • Rather all kinds of database administration activities such as replication, backup, and restore operation etc. • Experience in Database Design, Development and Administration in RDBMS like Microsoft SQL Server 7.0/ 2000/2005/2008-R2/2012, MS Access 2013, Oracle 9i/10g/11g R2/12c, MySQL and IBM DB 2. • Hands on working experience on Linux & Windows clustered based environments to achieve high availability and load balancing w.r.t databases. (For Both Oracle & SQL Server platforms) • Experience in developing applications using C / C++, Visual Basic 6, VB .NET, Java , Lisp, Crystal Reports. • Experience in developing websites using ASP, ASP.NET, Java Scripting, DHTML, HTML, Dream Weaver etc. • Managing team’s activities on tasks management systems like JIRA and VSTS. Professional Experience Oct 2016 to Date Secure-IT (United Kingdom) POSITION: Sr. Database Technical Architect Started working on database environments owned by (U.K). Major responsibilities are: • Involved in Cross Platform Oracle Database migration from HP-UX machine to OEL (Oracle Enterprise Linux) cloud. • Implementation of Enterprise Manager Cloud Control 12c (Release 5) for more than 24 database instances and WebLogic Domains for centralized monitoring. • Configured Notification services for Matrix alerts generated against critical events on databases (hosts/Dbs) and application servers. Managing Oracle database backups on OEL platforms. • Meeting Database optimization levels as per best practices to enhance DB performance. Apr 2014 to Sep 2016 Safarifones Inc. (Canada) POSITION: Database Architect.
- 3. Performing duties as Database Architect using Oracle Platform for a Canadian based Organization under payroll of Ukraine based company known as Ciklum (Pakistan). Projects Needs to develop a Mobile Financial Solution System (MFS) involving Service Providers (Telecom-Operators) which helps in managing a Customer to directly utilize the services of respective service provider by paying online from their accounts including Bank Account, Credit Card and Mobile Wallet etc.) Via USSD, Mobile Application, Desktop portals and IVR and can transfer funds from any account subscribed to other personal account directly as per need. Worked in Djibouti and Dubai during development of project. Responsibilities fulfilled as Database Architect are: • Analysis of old running system with respect to its database design and functionality. • Designing complete new database system with add-on functionalities of high-Availability and Scalability. • Creation of Data Model using data modeling techniques w.r.t RDBMS implementation type. • Creation of Physical Database using Oracle as RDBMS from scratch. • Deployment of all Integrity rules for database consistency by applying respective Relationships and Constraints. • Creation of Stored Procedures using PL/SQL for inbounding and retrieval of Data. • Implementation of Real Application Cluster (Oracle RAC) as High-Availability, Load balancing and Scalability solution. • Implementation of Data Guard as a failover solution for database. • Managing multiple databases in various environments including Development, Training and Production. • Continuous Interaction with development team regarding database related requirements through task management system (JIRA). • Complete management of database versioning by using SVN (Sub-Version) and NPM (Node Package Manager). Nov 2004 to Apr 2014 Pakistan Revenue Automation Ltd. (FBR) POSITION: Manager Databases (Oracle Tech)/Sr. Database Administrator RESPONSIBILITIES: (As a Manager/Team Lead) • Worked as Manager/Team Lead with 14+ technical experts including database administrators and developers. • Defined standard operating procedures (SOP’s) for multiple systems integration and changes (Deployments) using TFS and Jira as task management system. • Measuring the impact (Analyzing) of needed Up-gradation in running system before deployment. • Making/Defining contingency plan before any kind of change going/need to be apply on production environments. • Coordination with other team heads (Like Core Development, Automation etc.) and higher management to suggest betterment in core areas of running project where and when needed. • Managing workload with available resources in peak/emergency timespans. RESPONSIBILITIES: (As a Technical Resource)
- 4. • Managing OLTP (Online Transaction Processing) SQL Server databases and Created Different Data Transformation Services (DTS) Packages using MS SQL 7.0,2000,2005, 2008 & 2012 Databases. • Implementation of database Replication & Mirroring techniques on MS SQL Server 2005/08/12 to capture each and every Transaction on different servers for Reporting & minimal data loss in case of any disaster. • Creating and Managing Database Clustering for high availability of database. • Worked in a client server environment, where more than 250 client computers are connected to a server. • Installation, Management and Administration of Projects using Microsoft SQL server & Oracle Databases. • Database Installation, Management and Administration using IBM DB2 for the Income Tax and Wealth tax return’s scanning. • Involved in System and Database Designing for improving the efficiency of the system. • Implementing high availability of database by using Clustering technique (Both Windows & Database level). • Have MS SQL Server Clustered based installation, configuration and administration skills. • RAC Installation & Configuration on 11gR2 Oracle Databases with Linux as High Availability solution for DW Housing. • Installation and management of Oracle DB Grid Control on Linux for centralized monitoring and optimization of multiple oracle environments. • Auditing and monitoring access on all databases via Database Vault has been configured Security in multi-user environment. • Oracle Business Intelligence Enterprise Edition is configured on Clustered environment for high availability as well as efficient reporting tool for developers. • Configuration of Clustered Oracle Data Integrator servers for ETL services used in data loading from out sources. Clustered environment setup has been established as High Availability solution. • Configuration of Oracle 9i, 10g & 11gR2 Databases on Linux with optimized parameters. • Oracle Active Data Guard has been implemented and configured on DR sites which are secure solution for failover. Service Broker has also been configured for switching primary database to standby in case of failover. • Implementation of two way Oracle Streaming technique has been configured for transactional capturing of schema as well as data changes. • Taking & Managing User & System Managed backups (using RMAN) in Oracle. Further more Time, Cancel & SCN based Recovery techniques have been tested for assurance of recovery in case of any disaster. • Configuration of Notification Services (‘Emails’ & ‘Sms’) to get immediate alerts incase of any criticality on databases like Backup Failure, DDL changes or Failed Logins. • Responsible for designing the Backup and Recovery Strategies, defining user rights, permissions, maintaining Database Securities, logging DDL changes , scheduling database & windows automated jobs, indexing and Database Scripting for Oracle & Sql Server DB tools. • National level data reporting for Budget exercise. • Implementing encryption at data level to secure confidential information stored in database. • Space management on SAN (Storage Area Network) for better performance of production databases. • Recruitment and staff training before deployment of new system. Performing Database Administration duties at following Projects Projects • E-Filing of Income Tax & Sales Tax Returns From 2007 and Onwards. • E-Filing of Withholding Statements From 2007 and Onwards.
- 5. • Online Registration & Enrollment System For NTN & STRN (RegSys) • E-Filing of Sales Tax Returns for Punjab Province (PRA-Punjab Revenue Authority) • E-Filing of Sales Tax Returns for Sindh Province (SRB-Sindh Revenue Board) • Electronic Payment & Refund System (E-PARS) • Data warehouse architecture development for integrated databases. • Paperless Goods Declaration System of Customs (e-Custom) • Automation of Sales Tax Invoices and Records From 2004-2007 • Automation of Income Tax Returns for Tax Year 2004-2005 • Automation of Income Tax Returns for Tax Year 2005-2006 • Automation of Income Tax Returns for Tax Year 2006-2007 • Online Income Tax Management System (TMS) • Human Resource Information System (HRIS) of PRAL & FBR • Demand Collection Register (DCR) • CDA I-15 BALLOTING SYSTEM • Electronic Stock Register (ESR) Jan 2003 to Dec 2003 National Database & Registration Authority POSITION: Software Engineer EXPERIENCE One year experience of working as a Software Engineer in national identity card automation related projects. Projects Developed a Computer Based “Job Evaluation System” for National Database and Registration Authority (NADRA). This is a generalized system to test the capabilities of the applicants for any post of any organization. The concerned organizations feed the questionnaire along with multiple choices of answers through a set procedure which is processed by the system for proper formatting to make it user-friendly. The applicant needs to sit on computer to answer each and every question within a specified time limit. The system checks the answers provided by the applicants and evaluates their authenticity as per the given key. The result is prepared online which helps the management of the organization to select the suitable candidates. Sep 2004 to Nov 2004 Pakistan Online (POL) POSITION: Networks and Customer Support EXPERIENCE Worked for 2 months in computer Networks and Customer Support in branch of POL situated at saddar Rawalpindi Responsibilities To manage ISP (Internet Service Providers) network and also gives solution to the customer's problems related with the internet like connectivity problems and provides solution for network based problems. Server’s maintenance and management of customers billing is also part of the job.
- 6. May 2004 to Aug 2004 Beacon House Informatics POSITION: Software Engineer EXPERIENCE Worked for 4 months as a Software Engineer in IT related institution named as Beacon House Informatics. Project Developed a web based information system for Beacon House School System. This system provides details about admission in different classes, curricula for each class, fee structure etc. it gives details about the Beacon House Organization in historical and current perspective. The person using this web site can get every possible information regarding Beacon House Education System. Academic Qualification 1. Masters in Computer Sciences from University Of Arid Agriculture Rawalpindi 2. Bachelors In Science from University Of Punjab 3. Faculty Of Science from Federal Board, Islamabad 4. Matriculation from Federal Board, Islamabad Certifications/Professional Qualifications • ORACLE CERTIFIED ASSOCIATE (OCA) • EXPERT LEVEL REAL APPLICATION CLUSTER TRAINING (From Oracle University) • EXPERT LEVEL GRID CONTROL TRAINING & CERTIFICATION (From Oracle University) • EXPERT LEVEL PARTITIONING TRAINING (From Oracle University) • EXPERT LEVEL DATA VAULT TRAINING (From Oracle University) • ORACLE 11gR2 FULL ADMINISTRATION TRAINING (From Oracle University) Personal Details GENDER: Male DATE OF BIRTH: May 13, 1978 Domicile Punjab NATIONAL: Pakistani LANGUAGES Speaking and writing English & Urdu REFERENCES References will be furnished upon request