SUMMARY:

• A senior - level IT position to use my expertise of over 14+ years in IT industry, knowledge in building enterprise network systems, and professionalism in customer support to perform all functioning aspects of a Senior System Administrator in a heterogeneous network environment.
• By utilizing all the attributes of my psychophysical being, I would strive hard to render excellent potential output to your esteemed concern. I am responsible for leading operation support, maintenance and release management on various projects.
• Lead a team for 24x7 operations support including management of System Administrators. Manage all aspects of project infrastructure including procurement of software and hardware, working with numerous data center’s to maintain existing environments, coordinating build-outs of new environments
• Resolve infrastructure/environment related issues. Interact with clients on a regular basis regarding infrastructure requirements, application build-out, architecture, and project management. Responsible for contributions to architectural changes and building enterprise network systems.
• Troubleshoot problems with hardware, software, network, and security administration and properly differentiate hardware system administration and software problems. Will use technologies like Websphere, Weblogic, IPlanet, Informatica
• Oracle Security Components (OAM/OID/OVD/ OIM/OIF), Crystal Reports, Adobe LiveCycle and Mercury Quality Center, etc.

TECHNICAL SKILLS:

Hardware: Dell Poweredge, Compaq, IBM Server, Sun servers, Cisco Routers, Extreme Switches, Hubs, HP Network Printers.

Operating System: Solaris 10, Windows 2000/2003/2008 Server (VMWare)/Professional/XP, Unix, Linux, NT Server (4.0) Workstation, Windows95/98/ME, and MS-DOS.

Network Protocols: TCP/IP, DHCP, SSL, FTP, RIP, OSPF, IGRP, SNMP, SMTP, and POP3.

Web Technologies: IIS4.0/5.0/6.0, Netegrity SiteMinder 4.5.1, 4.6.1, IPlanet Directory Server 4.x, 5.x, IBM Tivoli Identity Manager 5.1, IBM Tivoli Access Manager 5.1.

Mail Servers: MS Exchange 5.5, 2000, 2003, Netscape Messaging Server 3.5

Software & Packages: Informatica 8.0-9.0.1, Mercury Quality Center 9.0, Load Runner, Author IT, Crystal Report XI, Elixir Opus Designer, MS-Office, PhotoShop, Coral Draw 10, Codence, Application Server, MS SQL Server 7.0, 2000 TOAD, Symantec Norton Ghost, pcAnywhere, Netscape Suitespot 3.6.3, Veritas Backup Exe, Trend Micro, Norton and McCafee antivirus

Storage: HWHitachi Data System (92xx, 95xx, 99xx), HDS USP, EMC Clariion, EMC Symmetrix, HP EVA, HP Storage Works, SUN StoreEdge, Network Appliance

PROFESSIONAL EXPERIENCE:

Confidential

Technical Lead

Responsibilities:

• Managing 24/7 Production environment support.
• Experience to Install and configure prerequisites to IBM Tivoli Identity Manager and infrastructure components
• Hands on experience of implementing Access management projects.
• Understanding of enterprise security and auditing requirements.
• Experience and understanding of all components in the IBM Tivoli IDM suite Websphere Application Server, Message Queues, DB2, Tivoli Directory Integrator, Tivoli Directory Server and Adapter development tool.
• Experience of designing and deploying identity solutions using IBM Tivoli Identity Manager stack.
• Working with development team to write custom code development in Java / Javascript for augmenting out of the box features.
• Creating and modifying workflows for implementing business flows requirement.
• Creating custom adapters and interfaces, utilizing APIs from ITIM.
• Experience of integrating a variety of user repositories, including databases, LDAP servers, Microsoft Active Directory and Exchange, UNIX, and enterprise services such as HR systems, Application Servers, CRM, etc.
• Experience of managed services business and the significance of SLAs, periodic reporting and escalation matrices.
• Implementation & automate provisioning & de-provisioning of user accounts on multiple target systems connected to Identity Manager.
• Modification to end-user/administrative web interface.
• Experience in competing Identity Management products and in access management/Single Sign-On and federation products.
• Exposure to debug problems and drive for getting root cause of the incidents.
• Perform performance tuning and problem determination for ITIM.
• Experience on Security policy management, security communication protocol and Directory services fundamental.
• Perform performance tuning and problem determination for IBM Tivoli Access Manager

Confidential

Project Manager

Responsibilities:

• Managing 11 people Team including ITIM Admin, Development Team onsite & offshore.
• Managing 24/7 Production environment support.
• Handle and provide solutions for all type of incidents and urgency problems ticket without the SLA breaches.
• Gather project requirements and communicate with offshore/onsite team to perform project estimations.
• Arrange meeting with SME to discuss current topics/issue/change request twice a week and provide the status.
• Delivered IT Services Management (ITSM) solutions based on ITIL best practices that focused on the people, process, technology, organization & integration perspectives of providing business solutions within IT infrastructure.
• Produce proactive reports, trending analysis, service level reporting, process consultation and application of ITIL best practice.
• Prepare and handover weekly system health and performance report to the Client.
• Define and create team schedules, statement of work, direct and coordinate with team work plan.
• Planning, deploying, monitoring and supporting infrastructure technology within project.
• Assigning duties, producing report and ensuring the progression as well as the completion of the assigned task.
• Met all deadlines and made all necessary documentation and configuration modification needed to meet client requirement.
• Perform disaster recovery and high availability for Web/App servers and DB2 database.
• Provide support for Web Portal Infrastructure focusing on Security utilizing Tivoli Identity Manager (TIM), Tivoli Access Manager (TAM), Tivoli Directory Server (TDS), Tivoli Directory Integrator (TDI), and WebSphere (WAS).
• Install, configure, test, and maintain Tivoli Identity Manager and all adapters including provisioning services, and provisioning policies for multiple OID sync targets.
• Support WebSphere Application Services on RHEL, AIX and Solaris 10 and install, deploy, and troubleshoot applications.
• Tivoli Directory Server support including installing, configuring, maintaining data consistency, and application troubleshooting.
• Manage and resolve user registration, password reset, and authentication issues including authentication.
• Write Unix shell scripts to assist in troubleshooting, monitoring, temporary fixes, and automation of redundant tasks.
• Created complete flexible web architecture manual and provided to facilitate the migration of the entire architecture from one data center to another.

Confidential

Infrastructure Operations Lead

Responsibilities:

• Responsible for configuring and deploying web applications on IIS servers and configuring database servers on Windows 2003/2008/2008 R2 (VMWare)
• Implement new technologies including system performance and monitoring tools, virtualization of hardware and software and data backup technologies.
• Provide day-to-day hands-on administration of the communication and infrastructure systems and staff. As infrastructure team lead, responsible for providing reliable and fast infrastructure and communication systems which consist of project network.
• Responsible for the day to day operations of the servers, storage systems, operating systems, databases and communication systems. Perform system administration and patching of these systems.
• Research, evaluate, design, cost, implement and maintain technical vendor solutions.
• Assist other areas of Information Technology related to the acquisition, installation, maintenance, problem diagnosis and of computer systems.
• Scheduling of hardware maintenance activities and system tests to ensure effectiveness of the hardware and software in use.
• Managing 6 member team for 24x7 operations
• Configuration Management of server builds, network appliances and other infrastructure components. Updating departmental policies and procedures.
• Responsible for hosting ASP.NET web services and WCF web services and configuring WCF web service configuration settings according to application requirements.
• Good knowledge in configuring WCF web service security settings and fine tuning throttle values for higher performance
• Good knowledge in debugging WCF web services by using WCF tracing and failed request tracing.
• Responsible for measuring web applications performance and capacity planning
• Responsible for configuring IIS security and windows firewall rules
• Installed and configured SSL s to ensure web site security
• Handled security, performance, and tuning issues on Web servers to optimize performance
• Install, configure and maintain servers for Web applications like ASP, ASP.NET, and HTML on IIS 6.0/7.0/7.5 on Windows Servers 2003/2008/2008 R2 (VMWare).
• Apply authentication and authorization properties for the web applications to maintain security of the web application.
• Working on gathering and analyzing various logs such as application logs, system logs, security logs using event viewer, log parser tools
• Monitored system performance using various performances counters like perfmon, ProcessMon, filemon and Task Manger.
• Performed various network security issues using various tools like network monitor, portqry, NS Lookup etc
• Setup various Team Projects into different Team Project Collections in TFS 2010
• Configured TFS 2010 Environment along with Default Project Collections, Build Definitions, Work Items, Share point Services, Reporting Services
• Customized TFS 2010 Work Item Templates and Workflow of the Work Items provided ‘Manual’, ‘Continuous Integration’, ‘Gated Check-in’ and ‘Schedule’ builds (along with the option to force builds on that schedule even if no changes occurred since the last build)
• Created Build Definitions for various environment deployments( DEV, TEST, STAGE)
• Customized Automated Build Scripts by modifying XAML (Work Flow) template to Start, Stop & deploy code to various regions (Windows Service, Windows workflow).
• Created Builds and deployed builds to different environments based on requests
• Install Oracle SOA Suite. Deploy SOA Composite Applications.
• Configure and administer Oracle SOA Suite and its components.
• Monitor, troubleshoot and tune Oracle SOA Suite components.
• Troubleshoot SOA composite applications by performing corrective actions, like fault recovery.
• Configure Security Policies for SOA Composite applications.
• Provided Build Scripts for Database Projects to Deploy DB and populate Test data in DB for various environments
• Performed and deployed Builds for various Environments like QA, Integration, UAT and Productions Environments.
• Trained developers to get familiar on TFS 2010 Work Items, Queue New Builds, and Work Spaces with Visual Studio 2010.
• Assisted Developers during coding, debugging and Build issues.

Confidential

Infrastructure Operations Lead

Responsibilities:

• Configuration, maintenance, performance tuning, and updating existing Oracle Weblogic Server 10.0/10.3.3 environment and installation of new WLS 10.3.3(11g) servers on Linux and Windows based Machines.
• Managed 11 member team for 24x7 operations
• Providing 24x7 technical Production Support for FileNet and Java based products to ensure high availability and maximum performance.
• Working on migration of current WLS 8.1/10.0 based applications to Weblogic Server 10.3.3(11g) by reverse engineering existing environment.
• Reverse engineering the existing build/deploy process and Adapting Modern standards in development of new 10.3.3 WLS Domains using WLST, Ant and Jython scripts.
• Installation and configuration of Apache HTTP Server 2.2 on dev, Cert and production environments.
• Migrating J2EE application environments from version 9.1 to Weblogic server 10.3.3.
• Installation and configuration of Weblogic Portal 10g, 11G.
• Weblogic Portal administration including propagating portal data from non-prod.
• Participation in stress testing J2EE application for hardware performance, Database query performance and JVM behavior.
• Installing and configuring SUN ONE Webserver, and installing plugins.
• Clustering Weblogic environments for high availability. Use of session replication, multipools & Distributed Destinations to support the fault tolerance disaster recovery center design
• Extensive performance tuning of J2EE applications. Setting the JVM and garbage collection parameters.
• Installing and configuring OAM with Weblogic.
• Configuring SSO in Weblogic domain using Oracle Identity management suite.
• Creating users and groups in OID.
• Administering OID using command line tools and also using Oracle directory manager.
• Experience in Installing and Configuring external LDAP Servers to Weblogic
• Troubleshooting issues with accessing LDAP,
• Directory server utilities to enforce account and password policies & manage server s.
• Writing script to automate LDAP administration related task.
• Experience to work on Solaris with scripting knowledge.
• Experience with development, support and tuning of Novell IDM drivers
• Single Sign On
• Design including directory schema, namespace and replication topology experience
• Resource Provisioning
• Worked as the architect for security which includes OAM, OVD, OID, OIF, AD
• Responsible for installing and configuring Security polices for multiple applications.
• Worked as a architect in configuring federation between Identity Providers and Service Providers
• Experience in creating adapters for OID and AD in OVD and tuning them.
• Experience on the security model for the CCMS project which includes OAM, OVD, OID, AD, OIM
• Responsible for configuring federation mechanism between Identity Provider and Security Provider in CCMS-V4 using post and artifact.
• Configured multiple security domains for the application and added resources as a part of securing the application
• Lead on multiple POC’s to secure applications using OAM and deploy the applications on Weblogic server
• Installation and configuration of Business Applications Adobe LiveCycle, Informatica, Tidal, Business Objects XI-R2, R3.
• Installation and configure Informatica Power Center 9.0.1 HF1.
• Experience in Create, backup, restore for Informatica Repositories.
• Experience in Applying Informatica Latest Hot fixes/Patches.
• Experienced in Testing, Debugging, Validation and Performance Tuning of ETL Architecture, help develop optimum solutions for Informatica deliverables and Table portioning in DB level.
• CCMS-V4 Integrated Services Backbone (ISB) use TIBCO components, experience to installation and configure TIBCO components i.e. Installed configured TIBCO runtime Agent (TRA 5.6.0). TIBCO Enterprise Messaging Service (EMS 5.1.1) TIBCO Business Connect 5.3.0 Smart Mapper 5.3.2 and also involve in upgrade of TIBCO Administrator 5.6.0 to upgrade 5.6.1.
• Experience in 24X7 on call Production support and preparing procedures/documentation whenever necessary.
• Fine tuning operating system, execute queues and JDBC parameters
• Automating domain build, deployment, monitoring, start/stop using Jython based WLST scripts.
• Extensive deployment troubleshooting experience. Well versed with deployment cycle and code release standards
• Using web access manager for authentication and authorization at the Webserver layer.
• Defining application security at various levels including Weblogic, deployment descriptors, and LDAP integration layers. Troubleshooting advanced Weblogic/J2EE application issues such as JVM out of memory, Stuck execute threads and memory leaks.
• Run batch jobs using Tidal batch scheduler and control process using UNIX shell commands.
• Wrote shell scripts for analysis, rotation and retention of log files.
• Interfaced with numerous departments and vendors during project life cycles.

Confidential

Sr. System Administrator (UNIX/Linux/Windows)

Responsibilities:

• Supported an infrastructure of Sun Enterprise-class servers running Solaris 10, providing corporate AS infrastructure.
• Installed, configured and maintain various third party software including OPUS, Author-IT, OPCON/XPS, eDirectory, Informatica, Crystal reports, Mercury Quality Center.
• Install, upgrade and configure various security and monitoring tools like CA Unicenter Agent monitoring software, Nagios, Up-time, FCheck, EMC PowerPath, Vantage agents.
• Well versed with Data management configuration, creating metadb, metadevices, mirror, and concatenation using Solaris Volume Manager
• Adding, configuring, and resizing local and SAN disk on systems and associated disk management such as file system creation and partition.
• Expertise in Administering IBM WAS, JBOSS, ITIM, WBISF, BPEL container, Process Server on various Operation Systems Like SUN Solaris, AIX, Linux, Windows NT and Windows 2000 Advance Server.
• Experienced in Web server administration, which includes Installation, configuration and troubleshooting of Apache, IHS 4.0/5.0, iPlanet 5.X, IBM HTTP Servers.
• Expertise in installation, configuration and administration of WebSphere Portal Server and installation, configuration of WebSphere Commerce Server with WAS.
• Experienced on installation and administration of Business Process Container applications.
• Experienced in installing and configuring WebSphere Process Server dmgr profiles, base server profiles and enabling security-using LDAP, LTPA.
• Experienced in Installing Upgrade Fix Packs and migrating to latest versions by following IBM standards.
• Experienced in Horizontal and Vertical clustered environment creation and maintenance for failover and Load Balancing. Created clustering based on MQ Listener ports of WAS.
• Good at trouble shooting using Traces, Logs and Log Analyzer.
• Experience in Informatica Power Center 8.1.1 SP3/8.6.1 HF9 software installation/upgrades, hot-fixes, set-up, configuration in a high availability cluster/DR (Disaster Recovery) environment and maintenance.
• Experience in Informatica Server maintenance including trouble-shooting server issues, performance monitoring, tuning and recognize abnormal completion events, diagnose, resolve or escalate identified problem.
• Managed multiple servers (Development, Integration, QAT/UAT & Production Environment), managing repositories (backup/restore/versioning control), security access and enforcing controls
• Worked closely with the Developers to further enhance the Development Life Cycle and other processes and to continuously optimize the PowerCenter infrastructure for improved performance.
• Configured PowerCenter for optimal performance (DB Connection, CPU run Queue Length, Max. Memory % allocation, Max. Processes).
• Promote Informatica mappings from Development environment to subsequent up till Production Env.
• Support experience with Windows and UNIX Operation systems, including understanding of services and LDAP authentication.
• Installation, Configuration, troubleshooting of LDAP and Novell e-Directory Server.
• Maintenance of Directory Servers, Analyzing access, error logs and audit for LDAP.
• Manage directory server access control, Configuration of directory server replication.
• LDAP performance tuning, perform LDAP schema changes.
• Managing account & password policies and Troubleshooting issues with accessing LDAP.
• Implement, support & maintain the following Tivoli Management Solutions: Tivoli Management Framework 3.2, 3.6 3.6.2 & 3.7,4.1. Inventory, Software Distribution, ITIM 4.4, Enterprise Console, NetView, User Admin, MQ Series, Tivoli Service Desk (Unix/NT) & SAP R/3 for Tivoli.
• Additional Tivoli duties include: design setup & configure multiple TMR Servers on Unix & NT Servers, install TMR patches, create Manage Nodes, Unix & NT Endpoints, new administrators, Policy Regions and assigning resources.
• Develop and deploy of Tivoli Access Manager in a production environment across web infrastructure to provide access control to enterprise data resources.
• Implementation and support engineer for Tivoli Access Manager for E-Business to protect web infrastructures based on client’s security requirements. Provide proof of concepts by creating functional development models to meet customer access control requirements in a test environment.
• Cloned multiple database based on the requirements. Cloned test, Development, QA and staging instances from production using RMAN, Operating system and synchronize cloned instances with new promotion or changes.
• Run batch jobs using OpCon batch scheduler and control process using UNIX shell commands.
• Managed SSH security such as keys, secure copy, ssh daemon configuration, etc
• Creating and Maintaining Access control list of folders and rolls based security for applications and users.
• System patching of OS and Firmware
• Install, configure and maintain HANFS, NFS, SUDO, IP Filters and Samba servers and manage secure access to system resources.
• Upgraded Sun OS release and Sun Clusters 3.1 to 3.2.
• Installed, configure and implemented Nagios across all environments for monitoring Solaris 10 servers.
• Writing shell scripts for system/application startup, log archiving, process and system automation.
• Installed, configure and implemented security tools like IP filter, SUDO and SAMBA and manage secure access to system resources.

Confidential

Sr. System Administrator (AIX/Windows)

Responsibilities:

• Planned a scalable IP network for optimum usage of our IP range and future growth with proper documentation.
• Migration of Exchange 2000 to Exchange 2003.
• Deployment, Administration, Performance Tuning up and Maintenance of Messaging Systems, e.g. MS Exchange Server .
• Installed Windows 2003 Advance server with Active Directory and terminal services, also maintaining standard network security policies.
• Extensive support on Windows NT/XP/2000/2003, IIS, Active Directory, Network monitoring & performance tuning.
• Installing, configuring and administering Microsoft Windows NT, 2000, 2003 Servers on Compaq/HP Proliant Servers in a multi domain Windows enterprise network.
• Installing, configuring and administering Windows 2000 Active Directory.
• Creating, managing and supporting Users, Groups, Organizational Units, Domains, Trees, and Forests.
• Installing, configuring, and managing Terminal Services for onsite and offsite users of multiple projects.
• Working as a backup for AIX admin to administer IBM System p5 510, 550 Express (64-bit POWER5 technology) via HMC and Web-based System Management to create, add LPARs and do routine system management tasks with System Management Interface Tool.
• Perform Exchange 2000 administration, performance monitoring and tuning on NT / Exchange systems.
• Using VERITAS Net Backup for backup purpose, taking backup on daily/weekly/monthly and yearly basis.
• Supported Installation and Configuration of Cisco Routers and Switches. Responsible for configuring access-lists and installing Cisco VPN clients.
• Check for security patches, server administration, mail queue management and user management.
• Implemented and managed lab infrastructure with Windows NT, Windows 2000 Advanced Server with Windows 2000 Active Directory with more than 300 users.
• Designed and implemented disaster recovery and contingency plans.
• Responsible for installation, administration, troubleshooting and support of Windows 2000 / WinNT Server (ver4.0).
• Deployment, Administration, Performance Tuning up and Maintenance of Messaging Systems, e.g. MS Exchange Server 5.5 / 2000.
• Responsibilities include gathering requirements, develop functional specifications, perform testing and support application through implementation.
• Ensured 99% uptime for portal and helped in increasing subscriber base and revenues.

Confidential

System Engineer

Responsibilities:

• Involved in the Migration planning of all existing workstations from windows 98/ME, and Windows NT to Windows 2000 professional.
• Installation and administration of centrally administered MacAfee antivirus software. Configured script based signature files, to regularly update antivirus from the Internet.
• Configured Jet direct and AppleTalk interfaces on printers for network printing from Windows and Unix workstations
• Installed and maintained Apache web server, and mail servers such as Qmail, for various ongoing projects.
• Responsible for Evaluating, Testing and Delivering Technological Solutions for Internal and External Customer Servicing. Track the effort, scope and costs of Initiatives managed by the role.
• Ensuring 100% Data security and 99% of Machine uptime.
• Maintained desktop systems consisting of Windows 9X, and WinNT workstations.
• Responsible for supporting all issues with Email clients such as MS Outlook & Outlook Express.
• Installed peer-to-peer networks at few client locations.
• Installed and configured a Remote Access Services for a business unit.
• Performed daily server backups using WinNT backup.