Associate System Admin

vThink Global Technologies Pvt. Ltd.; Chennai, Tiruchirappalli, Coimbatore District, Bengaluru, Hyderabad; On-site; INR 650,000 - 1,000,000; Full time

Job summary

vThink Global Technologies Pvt. Ltd. in Chennai seeks an Associate System Administrator with 3–5 years of IT infrastructure and security experience. The role covers Windows and Linux system management, on‑prem AD, firewall configuration, and network troubleshooting.

You will support daily IT operations, monitor system health, assist with cloud services (Office 365, Azure), and contribute to security compliance through automation and documentation.

Qualifications

• 3–5 years of experience in IT infrastructure, system administration, networking, and endpoint security.
• Hands-on experience with Windows and Linux systems, AD, firewall administration, and endpoint security.
• Exposure to cloud administration and monitoring tools is preferred.

Responsibilities

• Install, configure, and maintain Windows and Linux servers.
• Administer on-premises Active Directory and GPOs; manage user access.
• Monitor system performance and conduct backups, patching, and routine maintenance.
• Configure FortiGate firewalls and networking devices; monitor security alerts.
• Provide Office 365 administration (Exchange Online, Teams, SharePoint) and basic Azure Admin tasks.
• Write PowerShell or Bash scripts to automate routine tasks; document SOPs and configs.
• Assist with SOC 2 Type II and ISO 27001 compliance activities; support audits.

Skills

System Administration

Network Management

Security Administration

Scripting / Automation

Education

Bachelor's degree in CS/IT

Tools

FortiGate

Sophos Endpoint Security

Wazuh

Grafana

Prometheus

PowerShell

Bash

Office 365

Azure

Job description

We are looking for an Associate System Administrator with 3–5 years of experience in IT infrastructure, system administration, networking, and endpoint security. The candidate will be responsible for maintaining Windows and Linux systems, administering on-premises Active Directory, managing user access, and troubleshooting infrastructure issues.

We are looking for an Associate System Administrator with 3–5 years of experience in IT infrastructure, system administration, networking, and endpoint security. The candidate will support day-to-day IT operations, maintain system availability, troubleshoot infrastructure issues, and assist with security and compliance requirements.

The ideal candidate should have hands‑on experience with Windows and Linux systems, Active Directory, firewall administration, networking, and endpoint security.

Key Skills

1. System Administration

• Install, configure, maintain, and troubleshoot Windows and Linux servers and systems.
• Administer on-premises Active Directory, including user account management, password policies, Group Policy Objects (GPOs), and access permissions.
• Support system patching, updates, backups, and routine maintenance.
• Monitor system performance, availability, and resource utilization.
• Assist with system hardening and endpoint configuration.

2. Network & Security Administration

• Configure, monitor, and troubleshoot FortiGate firewalls and firewall rules.
• Support managed switches, LAN/WAN connectivity, and basic network troubleshooting.
• Administer Sophos Antivirus and endpoint security solutions.
• Monitor network connectivity and resolve infrastructure-related issues.
• Follow established security policies and access control procedures.
• Monitor infrastructure health, system logs, and security alerts.
• Work with monitoring tools such as Wazuh, Grafana, and Prometheus, where applicable.
• Investigate system and network incidents and coordinate resolution.
• Maintain incident records and elevate complex issues to senior engineers.

4. Cloud & Collaboration Services

• Provide administration and support for Microsoft Office 365, including Exchange Online, Teams, and SharePoint.
• Assist with Microsoft Azure administration, including user access, identity integration, and basic resource management.
• Support cloud security configurations and access management.

5. Automation & Documentation

• Use PowerShell or Bash scripts to automate routine administrative tasks.
• Assist with Python-based automation, where applicable.
• Maintain infrastructure documentation, SOPs, configuration records, and troubleshooting guides.

6. Security & Compliance

• Support SOC 2 Type II and ISO 27001 compliance activities.
• Assist with access reviews, evidence collection, security documentation, and audit preparation.
• Follow established security policies and help maintain compliance with internal controls.
• Coordinate with vendors and service providers to resolve infrastructure issues.
• Assist with license tracking, asset management, and infrastructure inventory.
• Provide timely technical support and maintain service records.

Required Technical Skills

• Windows Server administration and Linux system administration.
• On-premises Active Directory and Group Policy Management.
• FortiGate firewall configuration and troubleshooting.
• Sophos Antivirus / Endpoint Security.
• Networking fundamentals, including TCP/IP, DNS, DHCP, LAN/WAN, and managed switches.
• Familiarity with Wazuh, SIEM/log monitoring, Grafana, or Prometheus.
• Microsoft Office 365 administration.
• PowerShell or Bash scripting.
• Basic understanding of SOC 2 Type II and ISO 27001 requirements.

Experience & Qualifications

• 3–5 years of experience in IT infrastructure, system administration, or IT operations.
• Hands‑on experience in firewall administration, networking, and Active Directory.
• Exposure to cloud administration, monitoring tools, and security compliance is preferred.
• Bachelor's degree or diploma in Computer Science, Information Technology, or a related discipline is preferred.

Preferred Skills

• Basic Python scripting.
• Experience supporting IT audits and security assessments.
• Strong troubleshooting, analytical, documentation, and communication skills.
• Ability to work independently and collaborate with the IT infrastructure team.

Cross-Skilling and Growth Opportunities.