Senior Network Engineer L3 support

We are seeking a Senior Network Engineer who will be involved in design, installation, configuration, and tier-3 support of interconnected LAN, WAN, WLAN, and IPT. The role requires the ability to effectively operate in a blended environment of business and technical personnel of various levels across the global organization to monitor and analyze network performance, ensuring operational efficiency, integrity and maintenance of capacity and initiate corrective actions as necessary to address gaps.

About Cognizant’s CIS Practice:

Cognizant’s CIS (Cognizant Infrastructure Services) Practice is a global leader in providing IT infrastructure services. We deliver innovative solutions to optimize and transform IT infrastructure, ensuring business agility and operational efficiency. Our services include cloud computing, data center management, network services, and cybersecurity. We focus on understanding client needs and delivering customized solutions to drive business success.

In this role, you will:

• Lead global network team in establishing standards for LAN and WLAN devices and associated connectivity. This includes configuring & support of physical and virtual network devices, while maintaining accurate network documentation.

• Lead level 3 troubleshooting and decisive problem solving for recovery of network functions from failure or degradation, including switching, routing, telephony, and telecom circuitry with both on premise infrastructure and public cloud where applicable.
• Perform root cause analysis to eliminate reoccurring incidents and provide on-call support as needed
• Drive coordination and collaboration working with 3rd party service providers to accomplish wide area network and global data center service and operational goals.
• Work with internal customers to interpret, clarify, and implement change requests on network-related solutions. Analyze user or facility requirements, evaluate options, recommend solutions and manage the implementation of a network associated system.
• Assist in assigned business or IT projects to drive network operational and/or improvements. Provide accurate, reliable status updates to management for network support or projects.
• Provide technical leadership on the evaluation, selection, design, installation, and administration of IT products and solutions with security features/functions/requirements as they come and go within the environment.
• Perform other assigned operational duties.

What you’ll need to succeed (required skills):

• 10+ years of experience in a technical role with level 3 issue resolution experience.
• Must have a bachelor’s degree in a technical discipline or equivalent experience in Network Operations.
• Understanding of WAN communication protocols (TCP/IP); static and dynamic routing protocols (such as BGP, OSPF, EIGRP)
• 5+ years’ experience in route/switch, SD-WAN deployment, operational and support experience in international environment.
• Familiar with cloud and infrastructure components and internet-exchange point (IXP) (server, storage, network, data, etc.) to deliver end-to-end cloud infrastructure architectures and designs and recommendations. Knowledge of multi-cloud providers such as Azure, AWS, Google, etc.
• Understanding and skill at enterprise-level design and troubleshooting of local area networks, hardware, cabling and network applications.

At Cognizant, we're eager to meet people who believe in our mission and can make an impact in various ways! We strongly encourage you to apply even if you only meet the required skills listed. Consider what transferrable experience and skills make you an outstanding applicant and help us see how you'd be helpful to this role.

Applications will be accepted until Oct 13th, 2025.

This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.