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Three Across
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Information Technology Network Engineer

Information Technology Network Engineer

Three Across

5 years

0 Lacs

Noida Uttar Pradesh India

Posted:2 months ago| Platform:

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Skills Required

technology network networking configuration security troubleshooting networks software service support cisco wan resolve ids dhcp ldap aws azure switching routing mpls firewall virtualization vmware linux ubuntu server

Work Mode

On-site

Job Type

Full Time

Job Description

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Experience Required:

About the Role

We are seeking an experienced IT and Networking professional to oversee, maintain, and enhance our IT infrastructure. This role demands strong expertise in network configuration, security, troubleshooting, and system administration, ensuring high availability and secure operations.

Key Responsibilities

Maintain and administer computer networks and related computing environments, including systems software, applications, hardware, and configurations.
Provide L3-level network and service assurance support for enterprise networks (Cisco-based WAN/LAN/WLAN and SD-WAN technologies).
Troubleshoot and resolve technical issues across hardware, software, and network domains.
Manage and maintain systems security, including firewalls, VPNs, access control, IDS/IPS, NAC, and Zero Trust Networking.
Configure and manage Active Directory, DNS, DHCP, LDAP, and ADFS on Windows servers.
Manage L2/L3 networking devices, including firewalls, routers, switches, and access points.
Work with cloud networking platforms (AWS, Azure, Google Cloud).
Collaborate with IT, operations, and security teams to align infrastructure with business requirements.

Skills & Experience Required

Minimum 5 years of proven experience as a System Administrator or Network Engineer.
Strong knowledge of network infrastructure (Switching, Routing, Wi-Fi, VLAN, MPLS, VPNs, SD-WAN).
Experience with Cisco, Meraki, Check Point, Spanning Tree, VRF, and firewall protocols.
Hands-on experience in cloud networking (AWS/Azure) and virtualization platforms (VMware/Hyper-V).
Proficiency with Linux (CentOS, Ubuntu) and Windows OS/server environments (2016/2019/2022).
Knowledge of infrastructure services such as Active Directory, DNS, DHCP, and Group Policies.
Experience with email systems (Google Workspace, Microsoft Exchange).
Strong problem-solving, analytical, and troubleshooting skills.

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