IT Infrastructre and System Administrator

Overview

Job Title: IT Infrastructure & Systems Administrator

Department: IT

Location: Whitefield, Bangalore

Reports To: IT Manager / Managing Director

Experience Required: Minimum 5 years in a similar role

Employment Type: Full time

Role Summary:

The IT Infrastructure & Systems Administrator will be responsible for managing and maintaining the organization's core IT infrastructure, including on-premise and cloud environments. This includes virtualization platforms, cloud services, backups, security systems, user management, system health monitoring, and end-user support.

Key Responsibilities:

Infrastructure Management:

Administer and monitor VMware vCenter (vSAN) and Proxmox clusters.

Manage cloud infrastructure (AWS), including frontend servers, ELB, CDN, Route 53, and Interspire servers.

Oversee Windows Server environments (2022 AD, DNS, DHCP, GPO).

Manage Ubuntu-based servers and associated services (web, email).

Administer file servers, domain controllers, DFSR, SYSVOL, and folder redirection.

System Administration:

Install, configure, and upgrade system software and hardware (Windows, Linux, Mac).

Perform system patching and updates across all platforms.

Create and manage Active Directory users, system permissions, and user accounts across Zoho, Zoom, etc.

Provide Tier 1 and Tier 2 technical support via Zoho Desk.

Perform system health and performance monitoring using tools like Checkmk.

Security & Backup:

Manage firewall systems (pfSense including VPNs and CARP).

Oversee backup and disaster recovery using Unitrends.

Conduct security monitoring and regular testing.

Manage Windows licensing and endpoint protection (e.g., Trend Micro).

Collaboration & Support:

Coordinate with vendors for ISP, firewall support, backup systems, and infrastructure projects.

Provide end-user computing support, including email systems (Zimbra/Carbonio), VOIP, and Zoom.

Support postmaster customers with email-related queries.

Document processes and procedures in tools like Zoho Learn and internal wikis.

Skills & Requirements:

Bachelor’s degree in Computer Science, IT, or a related field.

Minimum of 5 years’ hands-on experience in IT infrastructure/system administration.

Strong knowledge of virtualization platforms (VMware, Proxmox) and cloud services (AWS).

Experience in Windows and Linux server administration.

Proficient in Active Directory, DNS, GPO, and system security practices.

Familiarity with automation tools like Ansible Semaphore is a plus.

Excellent communication skills (written and verbal).

Ability to manage multiple projects and stakeholders effectively.

Strong documentation habits and attention to detail.

Preferred Qualifications:

Experience with monitoring tools like Checkmk.

Familiarity with Zoho applications.

Understanding of VOIP systems and firewall configurations.

Proactive, reliable, and able to work independently.

Job Type: Full-time

Pay: ₹500,000.00 - ₹1,000,000.00 per month

Benefits:

• Paid sick time
• Paid time off

Application Question(s):

• How much experience do you have in Windows Linux?
• Have you work with promax cluster for Virtualization?

Experience:

• AWS CloudFormation,: 5 years (Required)

Shift availability:

• Day Shift (Preferred)

Work Location: In person