Sujoy Guha working over 8 years in IT Industry As a Linux/Solaris/Unix Administrator.

OBJECTIVE:
To be associated with an organization which values sincerity, creativity and an employee and thus maintains a working environment which is conducive to higher productivity and increased employee and customer satisfaction. A position as a Systems Administrator, Project Manager, or Senior Systems Administrator or Analyst that utilizes my knowledge and experience and provides me with versatile and challenging responsibilities.


TECHNICAL SUMMARY

• Total work experience of Eight years and Three months in the managing, implementing and troubleshooting in Solaris ,Red Hat ,Ubuntu and various Unix flavors.

• Hands on experience in configuring,maintaining ,implementing Unix file systems ,permissions ,ACL`s,Kernel Configaration .Managing standard Unix services like SSH,SAMBA,FTP,NFS,NIS,LDAP, and sudo .Installing and managing Apache web Servers.

• User administration and management like add/change/delete , User profiles, security authorizations etc.,File System administration and management like monitoring various logs, file system sizes etc., Installation/Upgrade, System Startup & System Shutdown as needed., Monitor System Performance Parameters using iostat, vmstat and fine-tuning.Systems administration, maintenance and monitoring various day-to-day operations., Processes administration and management like monitoring, start/stop/kill various processes/sub process. Managing Patches and Packages on different level of Solaris, Red Hat Servers.
• Maintaining IBM Internal different tool like NSA Scan, Health Checking, BSO Authentication etc., Maintaining Solaris ISA firewall. Solaris Server Maintenances like User Administration, Group administration, Mail Server administration Etc.,Shell script checking & implementing the online production server., Server classification and removing their vulnerability., APAR patch Updating to provide compliance system,Handling the different DB
OSR setting for IT Security.
• Managing Linux file systems, permissions, ACLs, kernel configuration,Managing standard UNIX services like SSH, FTP, NFS, NIS, LDAP, DNS, Samba, and Sudo.,Installing, Managing and Maintaining Apache Servers. System Administration, user creation, file/directory permissions, file system/disk configuration, VERITAS Volume Manager, loading of software and System patches ,TCP/IP concepts, NFS, NIS, DNS, storage concepts, performance tuning,Maintaining Solaris Zones and Containers.,Solaris Server Maintenances like User Administration, Group administration, Mail Server administration Etc,Installing network Printers and rectifying the Printer problems over the network





Platforms
Linux: Red Hat, Suse, Ubentu, Mandrake, Mandriva, TurbolInux
UNIX flavors: FreeBSD, NetBSD, OpenBSD, and SUN Solaris.
Other OS: OS/2, DOS, Windows (NT, 95, 98, 2000, 2003, XP).
Hardware: Sun Fire (V210/V240/V440/V480/V880)
Sun workstations (Ultra 5, 10, Blade 100)
Protocols: Solaris(TCP/IP, ARP, RARP, ICMP, SMTP, TFTP, FTP, RPC, UDP)
Technologies (Solaris / Linux): DHCP, NFS, NIS, Autofs, Telnet, Rlogin, squid, Ipchains
Tools: Backtrack V5, Acunetix, Nessus 4, Arcksight Linux
Language: C, C++, PHP, Perl, Python

WORK EXPERIENCE: PROFESSIONAL EXPERIENCE


Company Name: ISDAC& LCOM (ONSITE XIM PROJECT)


July 2009-1st March 2013t
Designation: Senior UNIX System Administrator

As an Admin the major responsibilities for the Server Management of XIM Server management, Security management, monitoring and troubleshooting of the Red Hat Linux, SuSE Servers & Solaris Servers includes managing different type of policies of Client Systems.

Responsibilities:

Responsibilities» Managing Linux file systems, permissions, ACLs, kernel configuration
Managing standard UNIX services like SSH, FTP, NFS, NIS, LDAP, DNS, Samba, and Sudo. Installing, Managing and Maintaining Apache Servers. , System Administration, user creation, file/directory permissions, file system/disk configuration, VERITAS Volume Manager, loading of software and System patches, TCP/IP concepts, NFS, NIS, DNS, storage concepts, performance tuning Maintaining Solaris Zones and Containers.
Solaris Server Maintenances like User Administration, Group administration, Mail Server administration Etc, Installing network Printers and rectifying the Printer problems over the network
Linux Virtualization .Configuring and updating clear case servers and yum configuration .
Working on various log files .

Company Name: SOFT SKILL SOLUTION, Bhuwaneswar, Odhisa


Designation: IT Security Engineer- Information Security & Risk Management 30th May 2008 -27 th June 2009

As a Senior System Security Analyst the major job responsibilities are can be trusted to undertake an attempt to penetrate networks and/or computer systems using the same methods as a Hacker. When it is done by request and under a contract between an Ethical Hacker and an organization, it is legal. The most important point is that an Ethical Hacker has authorization to probe the target.

Responsibilities»

Managing the Firewalls, intrusion detection systems, anti-virus software, data encryption, VPN, and other industry-standard techniques and practices. Working with different system security protocols and standards and current system software .Managing data privacy and protection and using various protocols on various O/S Linux, Solaris, Windows, IBM AIX, HP UX .And working on applicable practices on Laws for data privacy and protection. And conducted and deployment of various research into security issues and products as required .

WDC Ltd (On Site) (Under IBM India)
(IT Security Administrator) 3 rd November 2007- 26th May 2008

Description:
As an Admin the major responsibilities for the project-ISL Server Management, IBM Software Lab, Bangalore included administration, Security management, monitoring and troubleshooting of the Solaris, & SuSe Linux Servers.

Responsibilities» Maintaining IBM Internal different tool like NSA Scan, Health Checking, BSO Authentication etc.,Maintaining Solaris ISA firewall.,Solaris Server Maintenances like User Administration, Group administration, Mail Server administration Etc.,Shell script checking & implementing the online production server.Server classification and removing their vulnerability.APAR patch Updating to provide compliance system Handling the different DB, OSR setting for IT Security.

WIN TECHNOLOGIES. Kolkata.
Solaris System Support Engineer 15 Th 3 rd January 2006-10th October 2007
Designation: Solaris System Support Engineer

Responsibilities» User administration and management like add/change/delete ,User profiles, security authorizations etc.,File System administration and management like monitoring various logs, file system sizes etc.,Installation/Upgrade, System Startup & System Shutdown as needed.,Monitor System Performance Parameters using iostat, vmstat and fine-tuning., Systems administration, maintenance and monitoring various day-to-day operations.,Processes administration and management like monitoring, start/stop/kill various processes/sub process. Managing Patches and Packages on different level of Solaris Server


Project Details:
Designation: Senior System Admin UNIX (Contract Basis For 2 Months) (ONSITE) (3rd March 2011 –3rd May 2011)
Company Name: CISCONET INFOTECH
Project Details: Managing and Support Solaris, Red Hat, Fedora LDAP Servers.,Support Solaris,RedHat Directory Server Authentication and Services,Unix User Authentication with NSS and PAM,Providing services Solaris,RedHat Process Monitoring and Performance Tuning,Managing centralized User Authentication with LDAP on Unix Platform (RedHat,Solaris),Kerberos and LDAP for Solaris,RedHat. Managing Directory and Replication, Authenticating Windows Clients for Solaris,Redhat,Fedora and OpenLDAP.Managing and configuring DNS,DHCP,NFS,NIS+,User Administration in Solaris ,Red hat.Configuring Disk Management,LVM,RAID,SVM in Solaris ,Red hat.Managing Zones and Containers in Solaris ,Red hat.Using Kickstart and Jumpstart in Solaris ,Red hat ,Configuring VFS,Swap Space, Core Dumps in Solaris ,Red hat