Desktop Support Engineer

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Job Title: IT Support / Desktop Support Engineer

Active Directory

Group Policy

DNS

DHCP

MBR & GPT

Slowness issue

OST & PST

Win 11 current version

Win 11 installation steps

Outlook configuration steps

BIOS

Blue Screen Error (BSOD)

What is safe mode Safe mode

Public or Private IP

Network troubleshooting steps

IMAP & POP3

Netstat command

SLA

IPCONFIG

Default gateway

Job Summary

We are looking for a proactive and customer-focused IT Support / Desktop Support Engineer to provide technical assistance and support for end users across operating systems, hardware, networking, Office 365, security, and VPN-related issues. The ideal candidate will have strong troubleshooting skills, a structured approach to incident resolution, and the ability to handle issues remotely and onsite.

Key Responsibilities

Operating System & Hardware Support

Troubleshoot performance issues on Windows 10/11 systems.

Diagnose and resolve OS-level problems, application crashes, and system slowness.

Use Task Manager and system tools to identify high resource usage.

Perform system updates, malware scans, and cleanup activities.

Manage startup applications and ensure system optimization.

Networking & Connectivity

Troubleshoot internet connectivity issues for end users.

Check physical connections, IP configuration, gateway, TCP \IP,DHCP, and DNS settings.

Perform basic network diagnostics such as ping and traceroute.

Identify issues related to switches, routers, and local network profiles.

Coordinate with network teams or ISPs when required.

Office 365 & Outlook Support

Troubleshoot Outlook issues related to sending and receiving emails.

Check mailbox size, Outlook profiles, and cached mode settings.

Verify server and account configuration for Office 365.

Assist users with email configuration and synchronization issues.

Security & Antivirus

Ensure endpoint protection and antivirus solutions are functioning properly.

Verify antivirus status, updates, and policy compliance.

Perform system scans and respond

Active Directory (AD) is a directory service that manages users, computers, groups, and resources in a domain network.

Group Policy (GPO) is a feature of AD used to apply rules, settings, and security policies to users and computers (like password policy, USB block, software installation).

Windows Slowness Issue

Steps:

• Check Task Manager → CPU, RAM, Disk usage

• Disable startup programs

• Scan for virus/malware

• Check disk space & health

• Update Windows & drivers

• Check background services

• OST (Offline Storage Table):

• Used in Exchange/Office 365 accounts

• Syncs with mail server

• Can work offline

• PST (Personal Storage Table):

• Local email storage file

• Used for POP3 accounts and backups

• • Private IP: Used inside local networks (e.g. 192.168.x.x)

• • Public IP: Used on the internet (provided by ISP)

• • Default Gateway: The router IP that connects your local network to other networks/internet

BSOD is a Windows crash screen caused by critical system errors.

Common reasons:

• Driver issues

• RAM problems

• Corrupted OS files

• Hardware failure

Troubleshooting steps:

• Boot into Safe Mode

• Uninstall faulty drivers/software

• Run SFC /scannow

• Check hardware (RAM, HDD)

• Check BIOS settings

• It is a Full Time ఐటి / హార్డ్‌వేర్ / నెట్‌వర్క్ ఇంజనీర్ job for candidates with 1 - 2 years of experience.