Senior Test Lead L2L3 Protocol Testing

Job description

The Data Center Network Engineer is responsible for managing and maintaining the organization's data center network infrastructure, focusing on Cisco platforms such as Nexus 9000, 7000, and 5000 series, as well as Catalyst switches. This role requires hands-on experience with data center environments, including understanding of DMZ and load balancer configurations. The engineer will ensure the reliability, performance, and security of data center network elements, supporting business continuity and operational excellence. Key responsibilities include provisioning, monitoring, troubleshooting, and upgrading data center network components, with a strong emphasis on switching and routing knowledge at a CCNP level. The role demands attention to detail, an operations-focused mindset, and flexibility to work during weekends as needed. Experience with Arista platforms is a plus but not mandatory. This position plays a critical role in supporting the compute, storage, and networking infrastructure that underpins the organization's data center and edge computing areas, ensuring seamless integration and security throughout the network environment. The role aligns with Cisco’s data center personas focused on building, organizing, and managing data center infrastructure to meet evolving business and technology demands. Key Responsibilities Lead hands-on management and support of Cisco Data Center platforms including Nexus 9K/7K/5K and Catalyst switches. Manage and optimize DMZ and Load Balancer environments. Provide expert-level switching and routing support. Troubleshoot complex network issues independently. Ensure operational excellence with strong attention to detail. Mentor junior team members. Take ownership of escalations and critical incidents. Be available for weekend support as needed. Skill Requirements Proven hands-on experience with Cisco Data Center platforms (Nexus 9K/7K/5K) and Catalyst switches. Deep understanding of DMZ and Load Balancer environments. CCNP certification or equivalent experience. Strong switching, routing, and troubleshooting skills. Operations-focused with excellent attention to detail. Other Requirements Experience with Arista platforms is a plus but not mandatory. Maximum Salary (US): 148000 Minimum Salary (US): 78000 Apply now Information at a Glance Why HCLTech? At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first. HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion. Compensation and Benefits A candidate’s pay within the range will depend on their skills, experience, education, and other factors permitted by law. This role may also be eligible for performance-based bonuses subject to company policies. In addition, this role is eligible for the following benefits subject to company policies: medical, dental, vision, pharmacy, life, accidental death & dismemberment, and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions are eligible for need-based leave with no designated number of leave days per year); and 10 paid holidays per year. 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