Sr. AWS Network Architect

Cognizant is seeking a Cloud Architect for a full-time remote opportunity. Applicants must be located and authorized to work in the US. Cognizant will not offer visa sponsorships now or anytime in the future.

Responsibilities:

Design multi-VPC architectures with optimized CIDR allocation to avoid overlap across accounts/regions.

Implement hub-and-spoke topology using AWS Transit Gateway, Cloud WAN with route segmentation and propagation controls.

Configure hybrid connectivity using Direct Connect (private VIFs, LAGs) and VPN failover patterns.

Engineer high-availability NAT Gateway and egress routing architectures with AZ-level failover.

Implement advanced Route53 configurations (split-horizon DNS, private hosted zones, conditional forwarding).

Design and configure inter-VPC connectivity using VPC Peering vs Transit Gateway based on scale and routing needs.

Implement Private Link (Interface & Gateway Endpoints) for secure connectivity without internet exposure.

Configure AWS Network Firewall policies, rule groups, and inspection VPC architectures.

Design multi-account networking using AWS Organizations and shared services VPC patterns.

Troubleshoot latency issues using VPC Flow Logs, packet path analysis, and Reachability Analyzer.

Analyze traffic patterns using Flow Logs and Traffic Mirroring for deep packet inspection scenarios.

Implement cross-region connectivity strategies using TGW peering and inter-region routing controls.

Enforce network security controls via NACLs, Security Groups, and firewall layers with least privilege design.

Build detailed Network Architecture Diagrams including route flows, failover paths, and traffic segmentation models.

Qualifications:

Expert level experience with AWS Networking related Services and CDK.

The salary range for this role is between $131,000 and $ 161000 depending on skills and qualifications of the candidate. Applications will be accepted till 9/11/2026.

Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.

Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.

Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.

Applicants for US based positions must be currently authorized to work for any employer in the United States. The company is unable to provide employment-based immigration sponsorship for US based positions.

If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email CareersNA2@cognizant.com for roles based in the Americas or CareersIndia2@cognizant.com for roles based in India.

About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.