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Note: The job is a remote job and is open to candidates in USA. Cognizant is a leading IT Infrastructure company, and they are seeking a Senior Network Engineer specializing in Cisco SD-WAN. The role involves designing and modernizing secure, high-performing enterprise networks while collaborating with multiple teams to deliver resilient and optimized network solutions.ResponsibilitiesDesign scalable SD-WAN solutions using Cisco Meraki to provide secure and resilient connectivity across branch, remote, and enterprise locationsArchitect advanced Cisco Catalyst SD-WAN and Viptela solutions to support application-aware routing, granular traffic control, and efficient use of multiple transport linksDefine end-to-end network architectures that integrate SD-WAN, switching, routing, and security requirements to support hybrid work and business-critical servicesDesign and optimize Cisco routing and switching solutions for campus, branch, and data center environments, with a focus on availability, segmentation, performance, and reliabilityReview existing network topologies, configurations, and traffic patterns to improve availability, reduce incidents, and optimize WAN and SD-WAN utilizationCreate high-level and low-level network design documentation, including architecture diagrams, configuration standards, migration plans, and implementation guidelinesCollaborate with security, cloud, application, and operations teams to align network designs with enterprise security policies, identity strategies, and cloud connectivity patternsProvide technical guidance during complex incidents and problem investigations related to SD-WAN, routing, switching, and network performanceConduct capacity planning and performance analysis to validate bandwidth needs, anticipate growth, and recommend upgrades before constraints impact usersMentor implementation and operations teams on SD-WAN design, configuration methods, troubleshooting practices, and network engineering standardsSkills10+ years of experience with enterprise routing and switching, including Cisco switching, routing protocols, quality of service, high availability design, and network segmentation10+ years of experience designing, implementing, or optimizing SD-WAN technologies in complex enterprise environments5 to 10 years of experience with Cisco Meraki, including SD-WAN architecture, policy design, traffic optimization, and branch connectivity5+ years of experience with Juniper technologies in enterprise network environmentsStrong hands-on experience with Cisco Catalyst SD-WAN and Viptela, including control, data, and management plane componentsDeep understanding of network security fundamentals, including segmentation, secure tunneling, access policies, and integration with enterprise security servicesExperience supporting hybrid work, branch connectivity, remote access, and cloud access scenarios while maintaining reliable user experience and consistent security controlsStrong analytical and problem-solving skills, with the ability to diagnose complex network issues using logs, packet analysis, performance data, and enterprise monitoring toolsStrong communication skills with the ability to present network designs, explain tradeoffs, document decisions, and collaborate effectively with technical and nontechnical stakeholdersCisco CCNP Enterprise certificationCisco Certified Specialist Enterprise SD-WAN Implementation certificationExperience evaluating new network features, software versions, and vendor capabilities for risk, compatibility, and business valueExperience improving monitoring, observability, and alerting for SD-WAN and core network infrastructureBackground supporting large-scale network modernization, cloud connectivity, or global enterprise network transformation programsBenefitsMedical/Dental/Vision/Life InsurancePaid holidays plus Paid Time Off401(k) plan and contributionsLong-term/Short-term DisabilityPaid Parental LeaveEmployee Stock Purchase PlanCompany OverviewCognizant is a professional services company that helps clients alter their business, operating, and technology models for the digital era. It was founded in 1994, and is headquartered in Teaneck, New Jersey, USA, with a workforce of 10001+ employees. Its website is https://www.cognizant.com. Apply To this Job .
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.