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SUMIT KUMAR DHUPER
DHARUHERA, HR 123106 (INDIA) ● +91(972)943-3477 ● sumitadmin@gmail.com
UNIFIED COMMUNICATIONS ENGINEER
“Making Life Easier for Busy Executives”
A MCITP certified senior system specialist adept in effectively managing -
configuring - troubleshooting Exchange Servers client side and server side issues
looking for a systems engineer position.
CAREER SUMMARY
Forward-thinking professional with 10 years of experience in the IT services
field. Demonstrated expertise in both administering and supporting messaging
infrastructure where exchange servers deployed from small to medium to large
organizations. Innovative and resourceful with strong grasp of how to
accomplish the task and complete the work in hand. Experience in IT services
with proven track record in supporting messaging solutions that hit the mark.
Effectively convey messages to regional, national and international audiences.
Top notch communications skills, progressive in outlook, and quick to adopt new
technologies.
PROFESSIONAL CERTIFICATION
Microsoft Certified Professional (MCP) (Exchange Server 2013) ● 2014
Microsoft Certified IT Professional (MCITP) ● 2008
Microsoft Certified Technology Specialist (MCTS) ● 2008
Microsoft Certified Exchange Server 2003 Administrator ● 2007
Microsoft Certified Exchange 2000 Server Administrator ● 2006
Microsoft Certified System Engineer (MCSE 2003) ● 2004
Microsoft Certified System Administrator (MCSA 2003) ● 2004
Microsoft Certified System Engineer (MCSE 2000) ● 2004
Diploma in Computer Hardware and Networking ● 2003
EDUCATIONAL QUALIFICATION
Bachelor of Computer Application (Computers)
JRN Rajasthan Vidyapeeth University, Udaipur (Rajasthan), India ● 2007
INFORMATION TECHNOLOGY (IT) COURSES/TRAININGS
Advanced Diploma in Computer Hardware and Networking (ADCHN) ● 2001-2003
MCSE training course from INT (Microsoft CTEC Center) ● 2004
MS Exchange 2000 training course ● 2004
CCNA training course from INT (Microsoft CTEC Center) ● 2004

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ADDITIONAL KNOWLEDGE / SKILL AREAS
Additional Knowledge and Responsibilities in Brief:
 Handling user accounts/share folders.
 Configuring and managing the Active Directory Service.
 Configuring and managing the DHCP and DNS.
 Configuring and managing IIS.
 Ensuring the reliability and security of information systems database.
 Configuring and managing MS Exchange Server 2003/2007/2010/2013.
 Configuring and managing Outlook Anywhere.
 Managing MOM/SCOM alerts.
 Managing Lync/Skype for Business clients.
 Managing MS Office Communications Server 2007/2013
 Working knowledge of Cisco IronPort ESA
 Managing Windows Server 2008/2012
 Managing Symantec Enterprise Vault
 Managing Symantec Message Labs
 Managing Proofpoint Enterprise Protection
 Managing Symantec Net Backup
 Managing Exchange Online (Office 365)
 Worked on 1st and 2nd Line Support for BlackBerry Enterprise Server.
 Worked on IT Service Management (ITSM) tools like BMC Remedy 7.6,
“AdventNet ServiceDesk Plus” and ServiceNow.
 Documentation of work.
Operating Systems:
 Windows Server 2012, Windows Server 2008, Windows Server 2003, Windows
2000 Server, Windows XP, Windows Vista, Windows 7 and Windows 8.
Soft Skills:
 Communication Skills
 Presentation and technical writing
 Documentation of technical projects
 Problem Solving Techniques
 Negotiation Skills
PROFESSIONAL EXPERIENCE
WS ATKINS (India) Pvt. Ltd. ● Gurgaon (January 2016 to Present)
Unified Communications Engineer
Responsible for administering and supporting Messaging and Collaboration Infrastructure
which consist of Exchange Servers (version 2007, 2010, 2013 and Exchange Online),
Lync Server 2013 (Skype for Business), Symantec Enterprise Vault, Symantec Message
Labs, BlackBerry Enterprise Server and Proofpoint Enterprise Protection as solutions for
inbound and outbound emails security.
 Managing large organization infrastructure with more than 27,000 users and 400,000
public folders.
 Applied incessant efforts to maintain support service level agreement above 95%.
 Effectively worked on messaging, Lync (Skype for Business), Enterprise Vault and
mail-flow related escalated issues received from Service Desk.
 Saved time and business costs by creating PowerShell scripts which helped to
complete the given task efficiently in much less time.

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US Services Group Pvt. Ltd. ● Gurgaon (December 2014 to December 2015)
(Provided support to client - WS ATKINS (India) Pvt. Ltd.)
Sr. Exchange Administrator
Responsible for administering and supporting Messaging and Collaboration Infrastructure
which consist of Exchange Servers (version 2007, 2010, 2013 and Exchange Online),
Lync Server 2013 (Skype for Business), Symantec Enterprise Vault, Symantec Message
Labs, BlackBerry Enterprise Server and Proofpoint Enterprise Protection as solutions for
inbound and outbound emails security.
 Provided day-to-day support, proactive maintenance, and perform independent
complex system troubleshooting for large organization with more than 27,000 users.
 Applied consistent efforts and helped team to improve support SLA from lower 60% to
widely appreciated 92%.
 Proved and established as Exchange SME in WS ATKINS Global NOC team and take
care of Messaging and Collaboration infrastructure.
 Prepared Standard Operating Procedures (SOPs) for service desk which helped to
improve support service and makes life easy for senior administrators.
 Prepare PowerShell scripts for operation team to handle daily tasks efficiently.
 Manage and assist architect enterprise messaging platform.
Tech Mahindra Limited ● Gurgaon (June 2014 to October 2014)
System Lead
Responsible for providing support on Tech Mahindra client’s project as Exchange SME
and provided 3rd Line Support on Exchange Server 2013.
 Provided operational and System Integration day-to-day support to client for their
messaging environment having Exchange Server 2013.
 Manage end-to-end messaging solution stack and inter-connectivity of all components
which include servers, load-balancers, storage, replication and backups.
 Proposed new Database Availability Group (DAG) layout for better segmentation of
mailbox databases.
 Prepared PowerShell scripts to collect Proc-dump and Sync-app logs while working
with Microsoft EPS support engineers for troubleshooting Exchange ActiveSync and
inbound mail load-balancing issues.
 Participate in after business hours operational maintenance activities and
deployments.
 Performed daily checklist task for proactively monitoring messaging services and
internal as well as external mail flow status that influence business production.
 Completed Six Sigma online course by the company and got internal certificate.
IBM India Pvt. Ltd. ● Gurgaon (October 2013 to February 2014)
Technical Services Specialist
Responsible for providing support on IBM India Global Delivery project as Exchange SME
(3rd Line Support) and managed general mail flow and recipient related escalated
issues.
 Provided support for Exchange Servers on Premise and Exchange Online (Office 365)
for JLL Exchange Organization.
 Worked on Cisco IronPort for mail tracking and filtering.
 Monitor health as well as Key Performance indicators of Messaging systems that
influence business processes.
 Performed Exchange Server patching activity and prepared Health Check reports.
 Review MS Exchange performance logs and monitor system performance.
 Prepared Standard Operating Procedures (SOPs) for end user for saving some time
and use that time for service improvement related tasks.

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TriCore Solutions Pvt. Ltd. ● Gurgaon (November 2012 to October 2013)
Consultant – System Administrator
Responsible for providing day-to-day support and perform independent complex system
troubleshooting for client issues in Messaging Infrastructure and other supported
application services for all internal and external projects. Other supported applications
services includes Windows and Active Directory servers, BlackBerry Service, Barracuda
Spam and Virus Firewall 300 for mail filtering, Backup/Restore jobs using Symantec
NetBackup, monitoring tools like “Nagios” and also successfully managed VMware virtual
machines where we used VM templates for creating new VMs.
 Manage features and configurations of MS Exchange, High Availability (DAG), Public
Folder Management, Messaging Policies and compliance, Configuring Reporting and
Logging, Permissions and Role Based Access Control (RBAC), and Transport Rules.
 Successfully performed migration from Exchange Server 2007 to Exchange Server
2010 for medium size organization with more than 2000 users and 100,000 public
folders.
 Migrated BlackBerry Admin mailbox into Exchange 2010 environment.
 Helped Microsoft Support Engineers to identify the root cause of the problem and
worked with MS Engineers on Mail Queue issue after Exchange Server migration.
 Assist in Client Access designs for various scenarios including: Outlook, Outlook Web
App (OWA), Exchange Active Sync (EAS), and POP/IMAP.
 Improved efficiency by working on Exchange PowerShell Scripts to generate Exchange
Environment Health Reports.
GENPACT Limited ● Hyderabad (June 2011 to July 2012)
Lead Associate
Responsible for providing support on GENPACT GIS Global Delivery project as Lead
Associate (Messaging 2nd Line Support) and taking care of core exchange related issue
which primarily includes general mail flow related escalated issues from L2 Service Desk.
 Supported large organization with more than 20,000 users and 200,000 public
folders.
 Proactively managed Exchange Server 2007 for Invensys Exchange Organization with
the help of monitoring tools.
 Performed Exchange Server patching as part of monthly activity for the project in
hand.
 Performed daily routine tasks for proactively monitoring messaging services and
preparing reports.
 Performed other related duties as assigned.
 Efficiently provided end to end support on issues related to messaging environment of
the Global client.
 Mentoring Level 1 agents in the team in order to enhance their technical skills and
ensure that appropriate resolution is provided to the customer.
RAS INFOTECH LIMITED ● Dubai, UAE (October 2010 to March 2011)
IT Consultant
Worked as an IT Consultant and supported National Bank of Abu Dhabi (NBAD) for their
command center.
 Responsible for doing proactive monitoring of messaging environment and other
application services using NetIQ monitoring tool.
 Helped NetIQ administration team by providing regular feedbacks for setting up
required alert threshold values for different services.
 Prepared documents and SOP’s to help end users and avoid future repeated calls for
similar issue.

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Web Development Company Ltd. ● Noida (August 2009 to September 2010)
Exchange Specialist
Responsible for providing support on IBM ITD Global Delivery project as Exchange
Specialist (2nd Line Support) and taking care of core Exchange Server 2003 related
issue which primarily includes database maintenance tasks, log sequence reset tasks and
backup restore with general mail flow related escalated issues from L2 Service Desk.
 Successfully provided support for large organization having more than 134,000 users
and 200,000 public folders in their messaging environment.
 Responsible for providing end to end resolution on escalated issues.
 Helped team to achieve 94% of SLA by educating dispatcher on how to check tickets
if they have required information respective to affected service.
 Provided support on Enterprise Vault 6.0 SP3 (EV) for mailbox archiving process.
 Managed Email Security and filtering solution using Trend Micro SMEX (ScanMail for
Exchange).
 Resolved Public Folder issues using PFDAVAdmin tool from Microsoft.
 Prepared documents and SOP’s to reduce unnecessary calls raised by end users and
thereby utilize that time in service improvement tasks.
HCL Comnet Ltd. ● Noida (December 2007 to June 2009)
(Also known as HCL ISD a subsidiary company of HCL Technologies Limited)
Systems Specialist
Responsible for exchange server administration and manage mail flow for HCL.IN
gateway servers. Accepted responsibility at an early stage and adept to new
technologies to provide better support and set example in front of team. Also provided
support on FTP Site in company for the external and internal users.
 Responsible for effective provision, installation/configuration, operation, and
maintenance of MS Exchange and AD infrastructure.
 Solely responsible for implementing 18 ADCs for new HCLISD Domain of HCL.
 Worked proactively and played major role in Domain and Exchange Server 2003 to
Exchange Server 2007 Migration for environment having more than 12,000 users.
 Performed server installation at all the regional locations as part of migration.
 Migrated DHCP Servers for all the Regional locations.
 Planned and implemented Group Policy Objects (GPOs) at Domain level.
 Troubleshoot and resolve MS Exchange/AD related problems; performs configurations
and adjustments to enhance exchange database.
 Prepared documents and SOP’s on basis of root cause analysis of issues and
escalations.
Network Solutions Pvt. Ltd. ● New Delhi (February 2007 to December 2007)
Member – Managed Services
Responsible for doing System Administration work where proactively provided server and
desktop 1st and 2nd Line Support to company’s clients were being deputed as resident
engineer.
 Completed ITIL training offered by the company which helped for improving support.
 Acted as Team Leader for engineers at branch locations.
 Responsible for the Implementation of New IT Projects.
 Helped local IT staff to develop their Disaster Recovery strategy.
 Installed a Root Certificate Server for the local Domain.
 Installed Terminal Server for running Domain Applications.
 Implemented FTP Site for the External Users.
 Performed transfer of FSMO Roles to promote an ADC to DC.
 Recovered Exchange Server 2003 from a failure scenario.

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Team Computers Pvt. Ltd. ● New Delhi (February 2006 to February 2007)
Executive (Service Delivery) (Level 2)
Responsible for providing 2nd Line Support on server and client side issues to company’s
clients and deputed as resident engineer at different client sites.
 Provided support on Microsoft Windows 2003 Infrastructure which includes Active
Directory, DNS, Group Polices, VERITAS Backup Server, WSUS and Proxy Server.
 Managed Exchange Server 2003 environment and provided support on client issues.
 Managed IT Inventory and performed IP Address management using DHCP 2003.
 Prepared weekly report which had details about the client site performance.
 Responsible for the Implementation of New IT Projects.
PC Solutions Pvt. Ltd. ● New Delhi (July 2005 to February 2006)
Desktop Support Engineer
Responsible for providing desk side support being Technical Support Engineer and
deputed as resident engineer at healthcare client sites.
PRESENCE ON THE WEB
LinkedIn Profile https://www.linkedin.com/in/sumitdhuper
Exchange Blog https://github.com/sumitdhuper
PERSONAL INFORMATION
Date of Birth 18th of July, 1982
Permanent Address #488, Sector-6, Part-I, Dharuhera, Haryana-123106
Contact Number +91(972)943-3477
Email Address sumitadmin@gmail.com; sumit_mcitp@yahoo.com
Key Strengths Positive Attitude, Good Communication Skill
Total Work Experience 10 years
Notice Period 2 months
DATE:
PLACE: HARYANA (SUMIT KUMAR DHUPER)