Senior Network Engineer: SD-WAN & Cloud (Remote)

Cognizant; Columbus (OH); Remote; USD 99,000 - 114,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life Insurance

Paid holidays and PTO

401(k) plan and contributions

Long-term/Short-term Disability

Paid Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant is seeking a Senior Network Engineer with deep Cisco SD-WAN expertise to design and modernize secure, high-performing enterprise networks across distributed environments.

You will shape scalable SD-WAN, routing, switching, and security architectures, collaborate with security, cloud, and delivery teams, and mentor operations staff while ensuring reliable hybrid and cloud connectivity for global users.

Qualifications

• 10+ years of experience with enterprise routing and switching, including Cisco switching, routing protocols, quality of service, high availability design, and network segmentation.

Responsibilities

• Design scalable SD-WAN solutions across branch, remote, and enterprise locations.
• Architect advanced Cisco Catalyst SD-WAN and Viptela solutions for application-aware routing and multi-link efficiency.
• Define end-to-end network architectures integrating SD-WAN, switching, routing, and security for hybrid work and critical services.
• Design and optimize routing and switching for campus, branch, and data center environments focusing on availability and performance.
• Review topologies and traffic to improve availability and optimize WAN/SD-WAN utilization.
• Create high-/low-level design docs, diagrams, migration plans, and implementation guidelines.
• Collaborate with security, cloud, application, and operations teams to align with enterprise security policies and cloud connectivity patterns.
• Provide guidance during complex incidents related to SD-WAN, routing, switching, and network performance.
• Conduct capacity planning and performance analysis to anticipate growth and plan upgrades.
• Mentor teams on SD-WAN design, configuration, troubleshooting, and standards.

Skills

Enterprise routing

Switching

SD-WAN design

Cisco Meraki SD-WAN

Viptela

Cisco Catalyst SD-WAN

Network security fundamentals

Hybrid work support

Cloud connectivity patterns

Documentation and design

Tools

Cisco Meraki

Cisco Catalyst

Viptela

Juniper

Job description

Cognizant is seeking a Senior Network Engineer with deep Cisco SD-WAN expertise to design and modernize secure, high-performing enterprise networks across distributed environments.

You will shape scalable SD-WAN, routing, switching, and security architectures, collaborate with security, cloud, and delivery teams, and mentor operations staff while ensuring reliable hybrid and cloud connectivity for global users.