Role & responsibilities :

1. Network Infrastructure &
- Administration

- Design, configure, manage, and troubleshoot enterprise LAN, WAN, VLAN, Wi-Fi, VPN, and SD-WAN environments.

- Administer routers, switches, and network devices, ensuring high availability, performance, and reliability.

- Manage TCP/IP, DNS, DHCP, IP addressing, routing, and switching configurations.

- Implement and maintain network segmentation, secure connectivity, and remote access solutions.

- Monitor network performance, identify bottlenecks, and resolve connectivity and availability issues.

1. Cybersecurity &
- Infrastructure Security

- Configure and manage firewalls, firewall policies, Network Address Translation (NAT), VPNs, and network security controls.

- Administer and monitor security solutions, including EDR/XDR, DLP, CASB, SIEM, Secure Web Gateway, and SASE.

- Implement vulnerability management, security patching, remediation, and endpoint protection practices.

- Investigate security incidents, analyze threats, and coordinate incident response and remediation activities.

- Strengthen infrastructure security through access controls, network segmentation, and continuous security monitoring.

1. Server &
- Operating System Administration

- Install, configure, administer, and troubleshoot Windows Server and Linux environments.

- Manage Active Directory, Group Policy Objects (GPO), DNS, DHCP, and enterprise authentication services.

- Perform server patching, updates, performance tuning, and capacity planning.

- Ensure server availability, reliability, and compliance with organizational security standards.

1. Virtualization &
- Infrastructure Management

- Manage virtualized environments using VMware, Microsoft Hyper-V, and Proxmox.

- Provision and maintain virtual machines, allocate resources, and optimize infrastructure utilization.

- Troubleshoot virtualization, storage, and performance-related issues.

- Support infrastructure scalability,



availability, and business continuity requirements.

1. Cloud Infrastructure Management

- Manage and support infrastructure hosted on AWS and Microsoft Azure.

- Administer cloud networking, virtual machines, access controls, and infrastructure security.

- Monitor cloud resource utilization, availability, and performance.

- Support hybrid infrastructure connectivity and integration between on-premises environments and cloud platforms.

1. Backup, Disaster Recovery &
- Business Continuity

- Manage backup and recovery operations using Veeam and cloud-based backup solutions.

- Develop, maintain, and validate backup and disaster recovery procedures.

- Conduct periodic backup restoration and disaster recovery testing.

- Monitor backup jobs, investigate failures, and ensure recoverability of critical systems and data.

1. Monitoring &
- Performance Optimization

- Configure and maintain infrastructure monitoring and visualization using Zabbix and Grafana.

- Monitor network devices, servers, cloud resources, and infrastructure availability.

- Establish alerts and proactively identify performance degradation and potential service disruptions.

- Perform root cause analysis (RCA) for recurring incidents and implement corrective and preventive measures.

1. Identity &
- Access Management

- Manage identity and access solutions using Active Directory, Cisco Identity Services Engine (ISE), Single Sign-On (SSO), IAM, and PAM.

- Implement and maintain access policies, authentication mechanisms, and role-based access controls.





- Support secure user provisioning, deprovisioning, and privileged account management.

- Ensure access controls align with organizational security requirements.

1. Automation &
- Operational Excellence

- Develop scripts and automation workflows using PowerShell, Python, and APIs.

- Automate repetitive infrastructure administration, monitoring, reporting, and troubleshooting tasks.

- Identify opportunities to improve operational efficiency through automation and standardization.

- Maintain accurate infrastructure documentation, configuration records, and operational procedures.

- Coordinate infrastructure projects, upgrades, migrations, and cross-functional technical activities.

Preferred candidate profile

- 3 to 6 years of hands-on experience in IT infrastructure, enterprise networking, and systems administration.

- Strong understanding of TCP/IP, DNS, DHCP, VLANs, routing, switching, VPNs, and SD-WAN.

- Experience configuring and troubleshooting routers, switches, firewalls, and enterprise network environments.

- Practical knowledge of security technologies such as EDR/XDR, DLP, CASB, SIEM, SASE, and vulnerability management.

- Hands-on experience administering Windows Server and Linux operating systems.

- Experience with VMware, Hyper-V, and/or Proxmox virtualization platforms.

- Working knowledge of AWS and Microsoft Azure infrastructure.

- Experience managing backup and disaster recovery solutions, preferably Veeam and cloud backup platforms.

- Familiarity with infrastructure monitoring tools such as Zabbix and Grafana.

- Experience with Active Directory, Cisco ISE, SSO, IAM, and PAM.

- Scripting and automation skills using PowerShell, Python, and APIs.

- Solid troubleshooting, analytical thinking, incident management, and root cause analysis skills.

- Good documentation, communication, coordination, and problem-solving abilities.

📌 Network Engineer (Gurugram)
🏢 Lenskart
📍 Gurugram