Active Directory Windows Server

RATULSNIGDHA SAHA

**** ***** ***** ***** *******, VA 22031

************@*****.*** Ph: 406-***-****

OBJECTIVE

Position as a System Administrator

EDUCATIONAL BACKGROUND

Masters of Science in Telecommunications (Computer Networks)

George Mason University, Fairfax, VA December 2008

Bachelor’s of Technology in Electronics & Communications July 2006

JSS Academy of Technical Education (JSSATE)

(U.P. Technical University, India)

SKILLS

Windows Server Administration: Win Server 2003/2008/2012( such as Active Directory, DHCP, DNS,TCP/IP), Exchange server, office 365, GPOs

Linux Administration: Centos- Asterisks VOIP (configuring Polycom and Grandstream phones), Free BSD- Pf Sense Firewall

Firewall and Switch: PfSense, Sonicwall, Dell, Linksys, Netgear

Wireless Router: Cisco and Netgear

Web Server: Familiar with LAMP (Apache) and Clustering, Clustering packages for Linux, Scalability

Cloud Service: Google Cloud Platform Administration/Suite, Intermedia hosted exchange, USA.NET hosted exchange, Amazon S 3 (AWS) (Concepts on VPC, EC2, S3)

Windows Workstation: Win 7/8/10

Programming skills: Python, Powershell, batch, Active Directory Automated tools

Software Testing: QA Analysis, smoke testing, functional testing, workflow testing, writing test cases, documentation and user manuals for clients, gathering detailed requirement, preparing RTM (mapping test cases to specific business requirements)

CCNA Concepts: (such as ACL/NAT, VLANs, STP, OSPF, RIP, EIGRP, IOS Commands) Cisco Series 1600

Network Monitoring Tools: Zabbix, Level Platform and Whatsup

Remote troubleshooting tools: Logmein, Team Viewer

Help Desk Ticketing System Tools: Autotask, Salesforce,GLPI

Documentation: Technical documentation for internal team and client

Microsoft Technical Assessment: Passed Microsoft Azure for Data Platform Solutions (Expires 02/02/2019)

Certification: CCNA (In Progress) MCSE (In progress) AWS (In progress)

Virtualization: VMware ESXi (5.5), Vsphere Client, familiar with ESXi 6.5, clustering, virtual nodes, snap shots

Network Security: Centralized Anti Virus Administration (Trend Micro, Symantec/Nortan anti virus)

Storage: AWS S3 and NAS

PROFESSIONAL EXPERIENCE

ASSYST (VA) July 2012 Present

Network Specialist, Network Infrastructure and Software Development

Worked/Troubleshooted on Systems Administration of Windows server 2008/2012 (Active Directory, DNS, DHCP) Linux (Apache web servers) windows 7/8/10

Worked/Troubleshooted on Google Cloud Platform Administration/Suite mail for business apps and provide user support on Outlook 365 integration, VPN Configuration

Troubleshooted Desktops/Laptops (windows 7/8/10 issues), printers, VOIP phones:Polycom/Grandstream

Network troubleshooting internal LAN, WAN, VOIP, Patch panel, Ethernet cables, server racks

Managed Helpdesk ticketing system for all LAN/WAN/User issues

Managed all Infrastructure/IT assets using GLP software (open source)

Maintain backups on all Linux servers, VMware and Amazon S3 and NAS (Seagate)

Maintained Server on all VM machines using Vsphere client

Created Server Snapshots and Virtual Machines on ESXi5.5 using VSphere Client

Provide security using Trend Micro Security

Monitored network using Zabbix network monitoring tool

Maintained and managed firewall systems based on Pfsense (Checking on usage, processes)

Maintained communication channels between offices using (VOIP) Asterisk PBX, Polycom and Grandstream phones and troubleshoot all technical issues.

Configured Polycom phones using Asterisks CLI

VOIP (Asterisks):Using Asterisks CLI to hangup calls, maintain phone extensions, DID for users

Maintain ticketing system: GLPI and remote troubleshooting using Teamviewer

Maintain servers and internal LAN using Dell Switches

Manage Centralized Anti-Virus in Network (Trend Micro)

Maintain Wireless connectivity for Cisco routers

Configure emails on smartphones (iphone, android)

QA Testing: Acquire necessary business requirements, design test cases and RTM, enhance software workflow, conduct workflow analyses, and author user-specific documents for clients, all in support of Quality Assurance Testing

ABC Imaging, (DC) Oct 2011July2012

FM IT Engineer, FM Management, Network Infrastructure

Troubleshooted Network related issues on firewalls, windows server 2008 (using Active Directory DHCP and DNS concepts) and network printers (such as Hp, Xeros, Konica, OCE)

Managed Active Directory using Automation Tool and permissions using GPO

Managed Sonicwall Firewall for clients and maintained internal Wireless Access Points

Configured VPN for remote users and maintained internal LAN using Dell Switches

Managed Help Desk ticketing system for troubleshooting technical issues

Maintained Network documentation and Knowledge Base for troubleshooting on SharePoint site

Troubleshooted Desktops/Laptops (windows vista/xp/7 issues), printers

Performed troubleshooting internal LAN/WAN, maintained server racks, patch panels

Worked on installation/upgrade of devices and firmware for HP, Canon, OCE and Xerox plotters

Maintained Server Backups using Symantec Backup Exec

Provided Network Security using Symantec/Nortan Anitivirus

Maintained Server on all VM machines using Vsphere client

Created Server Snapshots and maintained server health using VSphere Client (VMWare ESXi)

Remote and onsite client support related to Networking and Windows server 2008 using Logmein

AMERICAN TECHNOLOGY SERVICES, (VA) July 2010 Sep 2011

Network Consultant, Technical Services, Managed Services

Worked on systems administration for Windows server 2008/Exchange server 2007 Active Directory, DNS DHCP

Managed Active Directory using Active Directory Automation Tool

Used Group Policy Objects for certain permissions

Configured VPN

Maintained Network documentation and managed IT assets on SharePoint

Troubleshooted Desktops/Laptops (windows vista/xp/7 issues), printers

Managed server racks, patch panels and troubleshooted LAN/WAN issues

Troubleshooted Network and User issues (Remotely/Onsite) on operating systems such Windows server 2003/2008/Exchange server, firewall, desktops (Windows7/10/xp/vista/Outlook issues)

Maintained Help Desk ticketing System: Autotask and Remotely troubleshooted server issues using Teamviewer

Provided network administration support for Active Directory/Exchange server/ DHCP (Windows server 2008R2)

Maintain and Troubleshooted client network connected to Dell and Netgear switches

Maintained and Troubleshooted Exchange Server 2007 and Hosted Exchange for clients and internal users

Managed and maintained Virtual Machines on VMware using Vsphere clients

Created new images and snapshots for servers on VMware using Vsphere Client

Managed and maintained Sonicwall Firewall and network using Dell and Netgear switches

Worked on Server Patching using Shavlik technology.

Maintained backup system for users using Symantec Backup Exec 2010

Manage Centralized Anti-Virus in Network using Symantec/Norton

Provided sales consulting on various products to clients

Configured wireless routers/access points for clients

Configured and troubleshooted email issues on Smartphones (iphone, android and blackberry)

CMS GLOBALSOFT, Inc (VA) Oct 2009 June 2010

QA/Product Engineer, Technical Service

Worked on thinclient web browser based software called as CMS WorldLink

Worked on database tools for testing such as Ultra Edit

Worked on applying new software updated patches (such as changed DLL’s and other components) for

testing the application on Windows Server 2008R2

Maintained internal network using Active Directory, DNS, DHCP and windows workstations

Troubleshooted Desktops/Laptops (windows vista/xp/7 issues), network and Fedex label printers (zebra)

Maintained Help Desk Ticketing Systems on Salesforce and troubleshooted issues for clients

Worked on the release of new software versions

Maintained and managed documentation (includes bug fixes) for software release cycle

Maintained a web based ticketing system such as Salesforce

Worked in installation of software deployment and implementations on Windows Server 2008 environment along with the installation and configuration of third party software components.

Worked in the implementation of IIS services for Windows Server 2008

CIRACOM, Inc (VA) September2008 October2009

Remote Support Engineer, Technical Services, Information Systems

Worked on systems administration for Windows server 2003/2008 and Exchange server 2007 Active Directory, DNS, DHCP

Monitored network using tools such as IT Control Suite

Maintained Active Directory and used GPOs

Manage Centralized Anti-Virus in Network using Symantec/Norton

Troubleshooted Desktops/Laptops (windows vista/xp/7 issues), network printers (HP, Lexmark)

Managed servers on server racks, patch panel management, Ethernet cables

Configured VPN and managed IT assets using internal SharePoint site

Maintained Network Documentation along with Knowledge Base on SharePoint site

Troubleshooted Email issues on Hosted Exchange (USA.Net)

Troubleshooted network issues remotely (using logmein) and onsite for various clients

Managed Help Desk ticketing system Autotask

Maintained and managed firewall systems based on Sonicwall

Worked on hosted based email such as USA.NET

Maintained VOIP based Phones such as Polycom

Configured and maintained wireless routers for client as onsite troubleshooting

Configured and troubleshooted email issues on Smartphones (iphone, blackberry)

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