Rajnish Kumar Sah
Noida
Summary
Seeking an opportunity to utilize my skill and qualifications in a collaborative environment, making a meaningful impact and advancing my professional journey.
IT support specialist with 3.5 year experience
Overview
3
3
years of professional experience
1
1
Certification
Work History
IT system administrator
Jasper Colin pvt ltd
04.2025 - Current
- Participation in complex infrastructure implementation, system upgrades, patching activities and operational trouble shooting.
- Monitored and analyzed DC (Direct Current) electrical systems to ensure optimal performance, detect faults, and maintain system safety and efficiency.
- Support Office 365 and related technologies including Exchange Online, Exchange Server, and Microsoft Teams, Azure Active Directory Services, SharePoint, One Drive for Business and Azure AD.
- Supports Microsoft Office 365 Exchange Online users using MS Office Outlook 2010, 2016, 2019 and OWA.
- Install and upgrade computer components and software, manage virtual servers, and integrate automation processes.
- Perform server administration tasks, including user/group administration, security permissions, group policies, print services, research event log warnings and errors, and resource monitoring, ensuring system architecture components work together seamlessly.
- Maintain internal infrastructure requirements including, laptop and desktop computers, servers, routers, switches, firewalls, printers, phones, security updates, support internet, intranet, LANs, WANs, and network segments.
- Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing problems, and assessing impact of issues.
- Manage and Create web filters application filter on Firewall.
- Xlite, Dialer, Tracet tools, ESSL, Executes tasks and ensures that services are delivered in accordance with agreed-upon SLAs and make sure The IT operations governance process is followed.
- Performed DC power system monitoring for backup power infrastructure, including battery banks and rectifiers, ensuring consistent voltage levels and quick response to alarms or failures.
Service desk associate
HCL TECH
Noida
09.2024 - 03.2025
- Company Overview: working as a third party payroll
- Assist in the resolution of issues and problems within an ITIL framework, and manage escalations and issues as required.
- Responding to user queries, diagnosing issues, and providing solutions and creating new Incidents.
- Respond to queries: Respond to user queries via phone, email, online chat.
- Diagnose issues: Identify and diagnose issues and problems, PepsiCo application support.
- Support Office 365 and related technologies including Exchange Online, Exchange Server, and Microsoft Teams, Azure Active Directory Services, SharePoint, One Drive for Business and Azure AD.
- Supports Microsoft Office 365 Exchange Online users using MS Office Outlook 2010, 2016, 2019 and OWA.
- Perform server administration tasks, including user/group administration, security permissions, group policies, print services, research event log warnings and errors.
- Maintain internal infrastructure requirements including, laptop and desktop computers, servers, routers, switches, firewalls, printers, phones, security updates, support internet, intranet, LANs, WANs, and network segments.
- Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing problems, and assessing impact of issues.
- Monitoring and maintaining network servers such as file servers, VPN gateways and intrusion detection system documentation and VPN troubleshooting.
- To Provide support level 1,2 remote desktop support to resolved ticket, hardware and software, network diagnosis issues and troubleshooting, provide resolutions via telephone, email, chat in SLA time, and ticketing tools, service now.
- Escalation process P3, P4 ticket to escalated complex problem higher support team, route problem to 2nd or 3rd level IT Support team.
- Troubleshooting VPN, SAP, network, 365 server, window, macos, VDI Salesforce, SAP PGT Hana.
- Working as a third party payroll
IT Support Specialist
GLOBAL FPO
11.2023 - 08.2024
- Company Overview: accounting, taxation, consulting
- Addressing user ticketing raised on keka portal, related issues of hardware & software.
- RJ 45 connector LAN crimping.
- Identifying solutions related with software and hardware technical issues.
- Good knowledge microsoft window 7,8,10,11, installation, configuration, troubleshooting error & diagnosing.
- Identifying technical issue and troubleshooting on application & keka, Microsoft team, outlook, quick book and, vpn, cloud, chrome, skype, QBO, web, xero, RDP, remote desktop, office 365 server, extra by organization.
- Identifying the root cause of technical problems by connecting with employees.
- Providing technical assistance to employees via phone calls, emails & chats, team calls & any desk & remote access.
- Laptop and desktop configuration for new employees.
- Ticketing lock with Dell support team.
- LAN and printer configuration & troubleshooting.
- Documentation of technical knowledge in manual & note form.
- Accounting, taxation, consulting
Desktop support Engineer
System solution Pvt Ltd
01.2023 - 11.2023
- Troubleshooting: Diagnosing and resolving hardware, software, and network issues reported by users.
- Installation and Configuration: Installing, configuring, and maintaining computer systems, peripherals, and software.
- Hardware and Software Management: Managing the lifecycle of hardware and software, including upgrades, patches, and replacements.
- User Support: Providing both remote and on-site support to users, including training and guidance on computer usage.
- Laptop and desktop and all in one monitor, workstation desktop or pc or laptop, all part installation and uninstallation.
Education
BCA -
Amity University
Noida12.2025
12 class - Commerce
Sree Jain Swetamber Tere Panthi Vidyalaya
Kolkata West Bengal 12.2022
Class 10 - English Education
Sree Jain Swetamber Tere Panthi Vidyalaya
Kolkata West Bengal 12.2020
Skills
- Microsoft Excel
- Microsoft Outlook
- Operating System
- Installation of Windows 7
- Installation of Windows 8
- Installation of Windows 10
- Installation of Windows 11
- Hardware maintenance
- Software installation
- Data backup
- Installing and Updating Antivirus
- Software application installation
- Driver installation
- User Account Management
- Bit Locker
- Windows Update
- Backup & Restore
- Data Recovery
- Printer Installation
- Printer configuration
- Sharing
- Windows Password Reset
- BIOS update
- Desktop Assembling
- Laptop Assembling
- Desktop Disassembling
- Laptop Disassembling
- Diagnostic ability
- VPN troubleshooting
- Technical issue identification
- RJ 45 connector crimping
- Remote access troubleshooting
- Basic knowledge of mac installation
- Basic knowledge of Linux installation
- Account Unlocked from AD
- Administration - Okta reset
- SAP
- TCP
- IP
- DNS
- HDCP
- VDI Citrix
- Ticketing tools
- Service Now
- HR Keka
- ITIL Release Management process knowledge
- PC literacy
- MS Office skills
- Visio
- PowerPoint
- Very good understanding of FTP
- Very good understanding of SFTP
- Very good understanding of LAN/WAN
- Very good understanding of communication protocols
- AWS Operational knowledge
- Services hosted outside FZ DC monitoring
- ITIL framework
- Technical troubleshooting
Certification
- Advance Excel at Amity University
- Principles of Retailing at Amity University
- Strategic Human Resources Management at Amity University
- Leadership and Motivation in Organisation
- Basic Mathematics at Amity University
Accomplishments
- Essay writing competition in school - Achieve Award 4th position in West Bengal
- Drawing competition in school - Achieve Award 2nd position by governor of West Bengal, Keshari Nath Tripathi with certificate
Hobbies and Interests
- System administrator professional with proven skills in resolving complex technical issues and user complaints.
- Cricket
- Reading books
- Drawing
Projects
PepsiCo Associate Services Desk, 10/01/24 - Present, Till now, Responding to user queries, diagnosing issues, and providing solutions and creating new Incidents.
Disclaimer
All information in the resume is true and accurate to the best of your knowledge.
Languages
- Hindi
- English
- Bengali
Personal Information
- Date of Birth: 09/12/01
- Gender: Male
- Nationality: Indian
- Marital Status: Single
- Religion: Hindu
Timeline
IT system administrator
Jasper Colin pvt ltd
04.2025 - Current
Service desk associate
HCL TECH
09.2024 - 03.2025
IT Support Specialist
GLOBAL FPO
11.2023 - 08.2024
Desktop support Engineer
System solution Pvt Ltd
01.2023 - 11.2023
BCA -
Amity University
12 class - Commerce
Sree Jain Swetamber Tere Panthi Vidyalaya
Class 10 - English Education
Sree Jain Swetamber Tere Panthi Vidyalaya
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