We are looking for a motivated and technically inclined Infrastructure Support Engineer with 0-3 years of experience to join our IT Infrastructure and Operations team.

The candidate will be responsible for providing L1/L2 infrastructure support , monitoring IT systems, troubleshooting hardware/software/network issues, managing user incidents, and supporting servers, desktops, applications, and network infrastructure.

Freshers with relevant certifications, internships, or hands-on academic/project experience in Windows, Linux, Networking, Cloud, or IT Support are encouraged to apply.

Key Responsibilities Infrastructure Support

- Provide L1/L2 technical support for IT infrastructure.
- Monitor servers, network devices, applications, and infrastructure services.
- Troubleshoot hardware, software, operating system, and connectivity issues.
- Perform basic server administration and maintenance activities.
- Support Windows and Linux environments.
- Monitor system health, CPU, memory, disk utilization, and availability.
- Perform routine system checks and ensure infrastructure availability.
- Escalate complex issues to L2/L3 teams or relevant vendors.

Desktop & End-User Support
- Provide technical support to users for:
- Desktop/laptop issues
- Operating system issues
- Software installation
- Printer/scanner issues
- Email/Outlook issues
- VPN connectivity
- Network connectivity

- Install and configure operating systems and required applications.
- Manage user accounts and access as per defined processes.
- Support onboarding/offboarding activities from an IT infrastructure perspective.

Network Support
- Troubleshoot basic LAN/WAN/Wi-Fi/VPN connectivity issues.




- Understand basic networking concepts such as:
- TCP/IP
- DNS
- DHCP
- IP addressing
- Subnetting
- Routing
- Switching
- VPN

- Perform basic network troubleshooting using tools such as ping , tracert/traceroute , ipconfig/ifconfig , and nslookup .

Server & Operating System Support
- Support Windows Server and/or Linux environments.
- Monitor server availability and resource utilization.
- Perform basic user, service, process, and file-system administration.
- Support patching, software installation, and system configuration.
- Monitor disk space and perform basic housekeeping activities.
- Troubleshoot system and service-related issues.

Monitoring & Incident Management
- Monitor infrastructure through monitoring tools and dashboards.
- Respond to infrastructure alerts and incidents.
- Log and track incidents in the ITSM/ticketing system .
- Ensure incidents are resolved within defined SLA timelines .
- Perform initial troubleshooting and root-cause analysis.
- Maintain proper documentation of incidents and resolutions.
- Escalate critical incidents according to defined escalation procedures.

Backup & Security Support
- Monitor scheduled backup jobs and report backup failures.
- Support basic backup and restore activities.




- Follow IT security policies and infrastructure standards.
- Support antivirus/EDR, endpoint security, and patch-management activities.
- Ensure systems comply with organizational security policies.
- Assist with vulnerability remediation and security-related infrastructure activities.

Documentation
- Maintain infrastructure documentation, asset records, and support procedures.
- Prepare daily/weekly operational reports.
- Maintain troubleshooting guides and knowledge-base documents.
- Update network/server/application inventory as required.

Mandatory Technical Skills Operating Systems
- Windows 10/11 - Mandatory
- Basic knowledge of Windows Server
- Basic Linux knowledge - preferred

Networking - Mandatory
- TCP/IP
- DNS
- DHCP
- LAN/WAN
- VPN
- IP addressing
- Basic routing and switching
- Basic firewall concepts

Infrastructure
- Basic server administration
- Hardware troubleshooting
- Storage and disk management
- System monitoring
- Backup concepts
- Patch management
- IT asset management

IT Support
- Incident Management
- Service Request Management
- Troubleshooting
- SLA Management
- Ticketing tools
- Remote Desktop Support

Tools Exposure to any of the following will be an advantage:
- ServiceNow
- Jira Service Management
- ManageEngine
- SolarWinds
- PRTG
- Zabbix
- Microsoft Active Directory
- Microsoft 365
- TeamViewer / AnyDesk

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Infrastructure Support Engineer (Mumbai)
🏢 ComUnus Technologies
📍 Mumbai