HIREN MISTRY

Sr. Linux Administrator

E-Mail: acoyx9@r.postjobfree.com

Skype ID: HirenKM

Contact Number: +1-732-***-****

Aspiring for challenging Linux Development, Security Management and

Implementation Management assignments using various domain level expertise

and working with a reputed organization in the IT industry.

PROFESSIONAL SUMMARY

. An astute professional with over 14 years of experience in IT Industry

with technical expertise in the implementation, operations and support

functions of mission-critical business solutions using IT as a tool.

. Over 8 years of experience and extensive knowledge in Linux

Administration under heterogeneous environments consisting of Red Hat

Linux, CentOS Linux, FreeBSD 8.0, Debian based Linux like Ubuntu, Mepis,

Puppy Linux & etc...

. Having experience in Cluster implementation with various application

service and support with multi-platform environments

. Have worked on Puppet, Chef for the automation & configuration management

of the server architecture.

. Implemented SNORT for the IDS which handled to find packet level unwanted

requests.

. Strong Experience with Shell scripting, Perl, Python and version control

with SVN

. Experience with load balancer with Apache which integrated with Tomcat,

JBOSS.

. Deployed Applications of the formats WAR, JAR, EAR on a Clustered

environment

. Comprehensive understanding of administrative concepts pertaining to DNS,

DHCP, Asterisk, UTM based Firewall, Ticketing System, PHP, SMTP, SNMP,

JBOSS 4.0, Tomcat 6 and J2EE Services.

. Having expertise on Zimbra (Postfix) Server, FreeNAS, LTSP server, NagiOS

monitoring tool.

. Having experience on Virtualization (Xen & QEMU).

. Worked with 24/7 production support and ITIL practices like change

management, incidence management, Problem management, Configuration &

Capacity management, Release management for various JBOSS environment (

Prod, Test, Stage, QA, UAT).

. Knowledge with Networking protocols and systems including DHCP, DNS,

FTP/SFTP, SCP, ARP, IP, TCP, UDP, SNMP

. Installation other package from repository via Yum / Yumx, RPM package

installation, install via CPAN packages, deb packages install via apt-

get, install via synaptic also install package via compile and install.

. Broad experience with MySQL, PosgreSQL Database servers and integrating

with JBOSS and Tomcat servers

. Adept in analyzing information system needs, evaluating end-user

requirements, custom designing solutions, troubleshooting for complex HIS

(Healthcare Information System) management.

. Having experience on AdServer (Open Source) system implemented with

impression click.

. Having install also mass Mailer Application (Open Source)

. Implements automatic Backup System (Rsync, SCP with password and without

password) via Crontab.

. Installation and configure as a client security in Samba permission, also

configure Squid proxy for internet purpose accessibility with the

facilities of Content filter (Dans Guardian) & HAVP (HTTP Anti-Virus

Protocol).

. Configuration experience of SAN Storage to create volume disk and mapping

with HBA/FC host.

. Experiences with Veritas storage / MSA Storage.

SKILL SET

Technical

Technology Expertise : Linux Admin, Shell Scripting, JAVA / JSP /

Servlet

Application Servers : JBOSS 3.2.7, JBOSS 4.0GA

Servers Experience : DHCP Server, SAMBA, DNS (Bind 9), MySQL,

PosgreSQL 8.0, NFS

Web Servers : Tomcat 4.1/ 5.5, Apache Web Server 1.2 / 2.0

Middleware : JBoss 4.0

Framework & Patterns : Struts, Hibernate

IDE : Eclipse, Netbeans 6.8, Netbeans 7.3

Databases : MySQL 5.4 MySQL 5.1, PosgreSQL 8.0

Platforms : Redhat Linux, FreeBSD, Windows XP/2000/NT/95/98

Version Control : SVN, CVS

Scripting : Python, UNIX Shell, Perl, PHP

J2EE Technologies : JSP, Servlet, JDBC

Functional

ADMINISTRATION

. Installation / Configuration of JBOSS Application server, Clusters,

Node Managers etc...

. Setting up and Maintaining Linux OS Server across an extensive

selection of the feature set including Redhat cluster with DNS, DHCP,

Apache

. Managing DNS, DHCP, SAMBA, User access also experience with JBOSS

application deployments

. Expertise of NagiOS Open Source based network monitoring tool

. Manage LVM based disk space management for the server.

. Deployment experience with automated Shell Script for the leverage for

juniors to take a backups.

. Created customized automated build Script, Unix Scripts and configured

daily cron job scheduler tool which will send email to the group of

the build result.

. Expertise with Performance Tuning of Linux, Database and JBOSS.

. Experience with Apache Web Server and Apache SSL Installation /

Configuration and Maintenance

. Experience handling the Load / Stress testing of applications

SYSTEM ADMINISTRATION

. Experience working extensively with Linux, Windows systems

. Knowledge with administrating / Monitoring tools of Redhat Linux and

Windows

. Managing space, performance of Redhat Linux.

TECHNICAL SUPPORT/ TROUBLESHOOTING

. Troubleshooting Linux Operating system issues issue, Application

service issues, MySQL database issues and any network issues

. Conducting periodic reviews with the customer and analyze calls and

their performance trends to take proactive measures to reduce

knowledge-based calls.

. Suggesting improvements in the operations and processes to make the

system foolproof with the increasing securities.

FACILITIES/ INFRASTRUCTURE MANAGEMENT

. Interacting with various vendors for sourcing products and solutions

and for closure of calls which are supported by them.

. Interact with other teams to work on the issues related to other

infrastructure components

. Supporting Development, integration, production and infrastructure

deliverables

. Supervising the maintenance and upkeep of software and hardware assets

of the organization.

Development/Administrative Programming

.

Build, Developed and Implemented automated checklist for the

L0(Juniors)

. Build and Deployment tools achieving SLA in-case of unavailability of

seniors

. Superior shell scripting (Korn and Bourne Shells)

. Knowledge with Perl scripting

. Experience with JSP / Servlet / Hibernate / Struts / MySQL Application

Development

. Integrating experience of plugins with NagiOS monitoring tool

HP

Sr. Linux Admin (Delivery Lead & Data Center Service Lead)

Project- Medical Education & Drugs Department

Feb 2012 - till date

"MEDD" - Medical Education & Drugs Department is Part of HealthCare Domain,

which provides healthcare support on public sector to the patients.

Healthcare department is providing medical support as per the WHO (World

Health Organization).

Environment:

- Redhat Linux, Redhat Cluster, JBOSS, MySQL, NagiOS monitoring,

Tomcat 5.5, UNIX scripts.

Highlights

. Installed, configured and administered;

o Redhat Enterprise Linux, Java 1.4 / JDK1.5 / JDK1.6, JBOSS,

MySQL environment (Test, Stage and Production) on Linux

o Apache Web Server 2.0 cluster with mod_jk (load balancer)

o Apache SSL Certification Installation / Set up

. Created Shell Script to Orchestration of Components and server node to

monitor detailed about caller

. App. server performance testing on HP blade server Linux.

. Provided Support 24X7 and responsible for all 142 Servers including

cluster, Snort (IDS), Zimbra (Postfix) server, mysql database

. Configured Bind9 for DNS server at various 11 project sites

. Install and Configure Java based PACS system (Picture Achieve and

Communication System) on server.

. Created automated shell script to check out code, build and deploy

with cron job

. Implement and Configured NagiOS monitoring with various plugins.

. Implement and Configured HP Data Protector 6.x / 7.0.

. Configuring SAN Storage with creation of VDISK and mapping LUN with

appropriate HBA / FC host.

. Developed and implemented automated shell script for backup of

database, application and data.

. Followed QMS standards as per ITIL with all change, issues, risk and

other procedures.

. Implement RHEL cluster for apache web server during the roll-out at

new sites.

. Monitoring regular load of application server and doing operational

support

. Database backup validation from the restoring DB on staging

environment.

. Helping to 10 junior resource in daily works and guide them for the

process of ITIL standards as per QMS.

. Assign daily task to L1 and L0 Linux admin, L2 - MySQL DBA and L2

Network Admin.

. Assisting to application administrator for the configuring of

installing in SSL certificate of Apache.

. Monitor and Manage critical components, including the hardware,

operating system, and the Application / Web layer

Attainments

. Suggested hardware sizing for testing, Staging and performance testing

environments.

. Created installation, configuration and deployment document for

Application server, Web Server.

. Developed Web based PHP tool for creation of Squid Proxy user for the

helpdesk team.

. Developed JAVA based web tool for the Operational task for the

managing services for juniors.

. Assist to network admin in the security improvement and designing of

network architecture.

. Manage training SOP documents and arranging remote training to

juniors.

Primus Global, TX

Sr. Linux Admin

Project- MEDD

May 2011 - Feb 2012

"MEDD" - Medical Education & Drugs Department is Part of HealthCare Domain,

which provides healthcare support on public sector to the patients.

Healthcare department is providing medical support as per the WHO (World

Health Organization).

Environment:

- Redhat Linux, Redhat Cluster, JBOSS, MySQL, NagiOS monitoring,

Tomcat 5.5, Unix scripts.

Highlights

. Installed, configured and administered;

o Redhat Enterprise Linux, Java 1.4 / JDK1.5 / JDK1.6, JBOSS,

MySQL environment (Test, Stage and Production) on Linux

o Apache Web Server 2.0 cluster with mod_jk (load balancer)

. Created Shell Script to Orchestration of Components and server node to

monitor detailed about caller

. App. server performance testing on HP blade server Linux.

. Provided Support 24X7 and responsible for all 69 Servers including

cluster, MySQL database

. Configured Bind9 for DNS server at various 11 project sites

. Install and Configure Java based PACS system (Picture Achieve and

Communication System) on server.

. Created automated shell script to check out code, build and deploy

with cron job

. Implement and Configured NagiOS monitoring with various plugins.

. Implement and Configured HP Data Protector 6.x.

. Developed and implemented automated shell script for backup of

database, application and data.

. Followed QMS standards as per ITIL with all change, issues, risk and

other procedures.

. Implement RHEL cluster for apache web server during the roll-out at

new sites.

. Monitoring regular load of application server and doing operational

support

. Database backup validation from the restoring DB on staging

environment.

. Helping to 10 junior resource in daily works and guide them for the

process of ITIL standards as per QMS.

. Assign daily task to L1 and L0 Linux admin.

. Assisting to application administrator for the configuring of

installing in SSL certificate of Apache.

. Monitor and Manage critical components, including the hardware,

operating system, and the Application / Web layer

Attainments

. Suggested hardware sizing for testing, Staging and performance testing

environments.

. Created installation, configuration and deployment document for

Application server, Web Server.

. Manage training SOP documents and arranging remote training to

juniors.

Aruhat Technologies Pvt. Ltd, Ahmedabad as Lead Linux Administrator

(Research & Development)

Aug 2009 - May 2011

"ARUHAT" company is providing integration, implementation of Ticketing

Systems, Mail Server, Firewall, Linux, Security & Network Solutions and

many more.

Also offered in Mobile business in bulk SMS, Android application, data

crawling & data scraping.

Environment

- Redhat Linux, JBOSS, MySQL, NagiOS monitoring, Tomcat 5.5, Unix

scripts, Zimbra, Endian Firewall, Ticketing System, SugarCRM.

Highlights

. Handel escalation of L2's & L1's

. To deliver high-level performance and customer satisfaction on

application level

. Server installing, managing and patch updation

. Implantation & managing Mail Servers with security

. Implemented PC based Open Source UTM typed of firewall with many UTM

features.

. Implemented Open Source based Ticketing System with customization some

features.

. Configured SugarCRM system with various kind of plugins.

. LDAP based setup implemented and configured on client level

. Own DNS server which needs to be configured with SPF, TXT record.

. Implemented OpenSource based storage box on PC based with FreeNAS.

. Monitoring regular load of application server and doing operational

support

. Database backup validation from the restoring DB on staging

environment.

. Manage and Configuration of multiple VHOST with Apache.

. Integrated internet usage tool with Squid Proxy.

. Implement Sendmail CATCH-ALL server for the eMail-To-SMS facility for

the customer.

. Migration all users from MS-Windows to Ubuntu Linux.

. Configuring VSFTP / Pure-FTPd for anonymous and user permission base.

. Involved for design IT architecture for their network.

. Implemented Zimbra email server with multiple domin

. Deployed/ supported over 6 applications which entails formats of EAR,

WAR and JAR and JBOSS / Tomcat.

. Created Shell script for automated build process

Training: Linux Scripting, DNS Server, Linux Performance Tuning

SiddhiVinayak Astrology Services Pvt. Ltd. as Sr. Linux & IT Administrator

(GhaneshaSpeaks.com)

Mar 2007 - Aug 2009

"GaneshaSpeaks" is brand of the SiddhiVinayak Astrology Service Pvt. Ltd.

at Ahmedabad,

Astrology : Online free horoscopes, providing horoscope on Yahoo, Rediff,

Hindustan Times & on many more portal. Astrology on TELECOM industries, VAS

service with IDEA, VODAFONE & TATA

Environment:

- Redhat Linux, JBOSS, MySQL, PosgreSQL 8.0, NagiOS monitoring,

Tomcat 5.5, Unix scripts, Zimbra, QMail Server, ASTERISK,

A2Billing with Asterisk.

. Implementation Servers & managing

. Implementation IVRs with Asterisk based on Linux with 120 channel

. Integrated A2Billing with ASTERISK for incoming call with prepaid

service.

. Linux based mail Mail Servers support on implementation & supports

. Implemented Zimbra email server which has been configured with

Fetchmail tool to fetch emails from the CatchALL server.

. First level support on JAVA based application support

. Having experience on AdServer (Open Source) system implemented with

impression click.

. Having install also mass Mailer Application (Open Source)

. Implements automatic Backup System (Rsync, SCP with password and

without password) via Crontab.

. Integration imaging server for application server

. Bulk email sever on OpenSource technology which integrated with strong

SMTP server

. Support juniors for user support on desktop problems

. Install and integrate PostgreSQL database with tomcat server.

. Wrote basic level of PosgreSQL queries as per the required data /

report.

. Squid proxy server configured as transparent mode for the user.

Harsh System Pvt. Ltd - Ahmedabad

Mar 2000 - Mar 2007 as Sr. Support & Service Engineer

"Harsh Systems Pvt. Ltd." (HSPL) is a leading IT Solution provider company

across the Gujarat. HSPL is Authorized business Partner for HP / COMPAQ /

IBM / WIPRO / TVSE / HCL / LG / SAMSUNG / INTEL / CISCO etc. HSPL is leader

in Gujarat for providing Third Party Annual Maintenace Services for all

type of IT Products.

Environment:

- Microsoft Windows 95 / 97 /98 / ME, Windows Server NT4 /2k /

NT3.5, MS-DOS 5.0 / 6.20 / 6.22, Oracle, Novel NetWare, Linux

Highlights

. Handle junior's escalation on Microsoft, Linux, Novell Netware &

Network level

. Support to customers who are having Novell Netware servers

. Implementation and Support on Linux Servers of the customers

. Migration client environment from Microsoft to Open Source

. Support on Network security policy for the company's customer

. Having experience with the huge number of PC assembling.

. Installing and troubleshooting of various type of printers like DMP

(Dot Matrix Printer, LaserJet, DeskJet printer and Line Printer).

. Installing and troubleshooting of Oracle 7 with Windows platform.

. Installed and configure with clients on Windows 2000 Advance Server on

HP ML -110 & 150 at Narmada Cement Ltd. - Rajula. And Indira Gandhi

Open University. (IGNOU) also work Oracle/SQL base application.

. I have also configured Wireless Network Bridge between 7.5 Kilo Meter

at Rajula in Narmada Cement Ltd. and 550 Meter connectivity at Prima

Automation ( India) Pvt. Ltd. - Ahmedabad

. I also install a Spectrometer & Computer on network base connectivity.

. Install Maintains and Administrate LANs network hardware and software

configurations on Hubs, Switch and Servers.

. I also reassemble branded Laptop (Dell Inspire 4100, Dell Inspire

2100, Hp-Compaq nx9010, etc.)

. I have Installed 100IH- Zyxel Router also.

EDUCATION

. Bachelor of Commerce passed out in Mar-1999, Ahmedabad, GUJARAT

University, Ahmedabad, Gujarat, India

. HSC passed out in 1996, Ahmedabad, GANDHINAGAR Board, Ahmedabad,

Gujarat, India

. SSC passed out in 1993, Ahmedabad, GANDHINAGAR Board, Ahmedabad,

Gujarat, India

. Certificate In Computing, Ahmedabad, IGNOU, Ahmedabad, Gujarat, India

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