Summary
Overview
Work History
Education
Skills
Certification
Personal Information
Interests
Timeline
Generic

Sumit Gill

Summary

Having a total work experience of 12 years, Working on Active Directory, Azure IAAS, Identity, IAM DNS, DHCP, Group Policy, Failover Clustering, ADFS, Directory Sync, Hybrid Environment setup, Cloud Management, center services HP, CISCO, DELL hardware implementation and installations, and IT Infrastructure Management. Worked as a Senior Wintel Administrator for managing complex infrastructure and handling different business-critical issues in the Wintel Team. Having great troubleshooting skills and knowledge of handling critical escalations and highest-priority cases, Amazon EC2, Amazon S3

Proactive and goal-oriented professional with excellent time management and problem-solving skills. Known for reliability and adaptability, with swift capacity to learn and apply new skills. Committed to leveraging these qualities to drive team success and contribute to organizational growth.

Overview

12
12
years of professional experience
3
3
years of post-secondary education
8
8
Certifications
3
3
Languages

Work History

Desktop Engineer

IBM India Pvt Ltd (Project Max Hospital)
05.2017 - 09.2017
  • Assisted with software installations, upgrades, and patch management.
  • Installation of Physical Server (HP, DELL) on server Racks and management
  • Installation of network devices like Switches, Routers, Firewalls, Access points
  • Installation of OS (Windows/ESXI) on physical/Virtual servers and completing post installations
  • Installation of Switches, and routers
  • Hardware, Software & Network support including installation, troubleshooting, and maintenance up-gradation & assembling of PC
  • Upgrading Operating system, Software application, Antivirus up-gradation, and Driver installation
  • Managing Active Directory creates users & Managing accounts
  • Collaborated with the IT team on projects, including server migrations and system upgrades.

Wintel AD Administrator

Genpact India (Payroll of Skill Recruit)
10.2020 - 10.2021
  • Managed multi-forest environments distributed globally
  • Monitored and troubleshooted Active Directory issues
  • Created and managed AD objects like users, computers, groups, group policies, and printers
  • Worked on AD management tools such as ADUC, ADMT, ADSI Edit, net Dom, port query, IP scanner, replmon, repadmin, and PowerShell
  • Installed and configured ADS Certificate Authority server, DNS, DHCP, and RSAT tools on Windows 2008/2012/2016/2019
  • Managed Active Directory partitions, including schema upgrade, domain upgrade, application partitions, and global catalog server management
  • Conducted authoritative and non-authoritative AD objects restoration for deleted objects and depreciated domain controllers
  • Provided root cause analysis and handled business-critical issues
  • Conducted Active Directory Health Checks and used diagnostic tools like ADRAP, dcdiag, repadmin, replmon, netdiag, port query
  • Installed and configured DHCP servers, including scope/super scope creation, failover configuration, leases, reservations, exclusions, scope options
  • Ensure compliance with security standards through vulnerability management and regular audits.
  • Closed vulnerabilities on domain controllers by installing newly released patches weekly

Senior Associate L2 Support

Genpact India
10.2021 - Current
  • Provided global L2 IT Remote Support
  • Created VPC from scratch and connected to the network by using Internet Gateways, Route tables, and NAT.
  • Worked with EC2 Auto Scaling, EBS, S3, ELB, and RDS.
  • Coordinate with vendors and suppliers for hardware replacements, upgrades, and service contracts.
  • Set up new server (EC2) instances/services in AWS, configured security groups, and set up Elastic IPs.
  • Monitored many things like CPU percentage, RAM space, disk space, and many more
  • Extensively used cloud monitoring service called Cloud Watch
  • Enabled versioning on some important data to provide security from accidental deletion and to roll back to previous versions
  • Deep hands-on experience with AWS services: EC2, ELB, Auto Scaling, S3, IAM, VPC, CloudFront, Route 53, and more
  • Configured SNS notification at Autoscaling and Route-53 level to get notifications when server and VPC failures respectively.
  • Extensively used Launch configurations and Auto Scaling to provide high availability to EC2 machines and effectively used scaling policies based on web traffic.
  • Streamlined operational efficiency by identifying areas for improvement and proposing actionable solutions.
  • Created AMIs and Volumes and played with them like attaching, detaching, and creating AMIs for replication of the same environment in the same/different Availability Zones and same/different regions.

Desktop Engineer

Classic Network & Computers
08.2012 - 02.2017
  • Datacenter Services Management
  • Installation of Physical Server (HP, DELL) on server Racks and management
  • Installation of network devices like Switches, Routers, Firewalls, Access points.
  • Installation of OS(Windows/ESXI) on physical/Virtual servers and completing post-installations
  • Installation of Switches, and routers
  • Upgrading Operating system, Software application, Antivirus up-gradation, and Driver installation
  • Installation & maintenance of PC, implementation of LAN, Structuring cabling
  • Hardware, Software & Network support including installation, troubleshooting, and maintenance up-gradation & assembling PC
  • Vendor Coordination

Education

MCA - Master computer application

Swami Vivekanand Subharti University

B.A - Bachelor’s degree

Delhi University
01.2012 - 01.2015

12th Standard - undefined

National Institute of Open School

10th Standard - undefined

National Institute of Open School

Skills

Active Directory

Certification

AZ-900 Azure Fundamental

Personal Information

  • Father's Name: Lt Shri Pradeep Kumar
  • Mother's Name: Asha Gill
  • Date of Birth: 04/02/92
  • Gender: Male
  • Nationality: INDIAN
  • Marital Status: Single

Interests

Playing Cricket, Watching cricket

Timeline

Senior Associate L2 Support

Genpact India
10.2021 - Current

Wintel AD Administrator

Genpact India (Payroll of Skill Recruit)
10.2020 - 10.2021

Desktop Engineer

IBM India Pvt Ltd (Project Max Hospital)
05.2017 - 09.2017

Desktop Engineer

Classic Network & Computers
08.2012 - 02.2017

B.A - Bachelor’s degree

Delhi University
01.2012 - 01.2015

12th Standard - undefined

National Institute of Open School

10th Standard - undefined

National Institute of Open School

MCA - Master computer application

Swami Vivekanand Subharti University
Sumit Gill