Job Summary

We are seeking a highly skilled Senior System Analyst to join the NDSS IT India team in Gurgaon. The ideal candidate will have a strong background in IT infrastructure, system administration, and enterprise support. This role requires hands-on expertise in troubleshooting, patching, vulnerability remediation, and scripting. The candidate should be proactive, technically sound, and capable of providing excellent support to end users while ensuring a secure, stable, and compliant IT environment.

Primary Roles & Responsibilities

User & Infrastructure Support

Provide prompt support to users via ticketing systems, email, chat, and phone.
Troubleshoot issues related to hardware, software, networks, VPN, and applications.
Document all support activities accurately within the ticketing system.
Assist users with workstation setup, peripheral configuration, and standard applications.

System Administration & Infra Management

Install, configure, and maintain Windows OS, standard applications, and productivity tools.
Administer Windows-based servers including performance monitoring, OS patching, services, and backup validation.
Handle file server management including permissions, NTFS access rules, quota monitoring, and shared folder structuring.
Manage endpoint administration tools (SCCM, client automation, ITSM tools) for deployments, patching, and compliance.

Active Directory & Identity Management

Administer and maintain Active Directory including users, groups, OU structure, GPOs, and security configurations.
Troubleshoot authentication issues, access problems, and domain-related errors.
Implement AD security best practices and ensure adherence to compliance policies.
Write/maintain PowerShell scripts to automate user provisioning, reporting, and routine administrative tasks.

Network & Connectivity

Diagnose and resolve LAN/WAN, Wi-Fi, VPN, and general network connectivity issues.
Coordinate with network teams for switch, firewall, ISP, or routing-related incidents.
Ensure proper network documentation and basic monitoring where required.

Vulnerability Management & Security

Use Qualys or similar vulnerability management platforms to scan, identify, and prioritize vulnerabilities across endpoints and servers.
Work closely with IT security and infra teams to plan and execute vulnerability remediation, patch deployment, and configuration hardening.
Monitor patch compliance for workstations and servers and ensure timely closure of critical vulnerabilities.
Conduct regular security audits on AD, file shares, endpoints, and configurations to maintain security posture.

Audits, Compliance & Reporting

Perform periodic file server permission audits, AD security audits, and endpoint compliance checks.
Maintain documentation for system configurations, incidents, processes, and changes.
Support IT audits by preparing logs, reports, and evidence of compliance.

Asset, Backup & DR Support

Work with asset management tools (e.g., Lansweeper) to track hardware and software across locations.
Support backup operations: monitoring, job verification, and restoration testing.
Assist in disaster recovery exercises and business continuity planning.

Required Skills & Attributes

6-7 years of overall experience, with at least 5 years in direct infrastructure and end-user support.
Strong technical knowledge of Windows OS, Windows Server, AD, Group Policies, DNS, DHCP.
Good understanding of networking (LAN/WAN, switches, firewalls, VPN concepts).
Experience with Qualys or other vulnerability scanning tools, including patch planning and remediation.
Hands-on experience with SCCM/client automation tools for deployments and updates.
Strong PowerShell scripting skills for automation and reporting.
Experience with remote support tools like Bomgar or similar.
Working knowledge of cloud technologies (Microsoft 365, Azure preferred).
Understanding of backup solutions, DR processes, and general IT security controls.
Excellent communication skills and ability to create technical documentation.

Required Qualifications

Bachelor's degree in Computer Science, Information Technology, or equivalent experience.
Relevant certifications (Microsoft, Azure, security, or infra-related) are advantageous.