L3 TAC Engineer

Job Profile - Network Engineer

Location: - Chennai

Level: - L3 Engineer

Shift : Flexible to work in US timings

Responsibilities:

• Provide advanced-level technical support and troubleshooting for Data Center Networking products and solutions (spine-leaf architectures, VXLAN, BGP EVPN, etc.).
• Own critical customer escalations, drive root cause analysis, and coordinate with product engineering for fixes and enhancements.
• Mentor L1 and L2 engineers through real-time collaboration, training and lab sessions.
• Deliver high-quality technical solutions and guidance in both reactive and proactive support scenarios.
• Collaborate cross-functionally with engineering, PLM, product quality, and supply chain team.
• Create and deliver technical content (knowledge articles, whitepapers, best practices) to scale expertise across HPE and our customers.
• Actively contribute to customer success by identifying trends and recommending improvements to network architectures and supportability.
• Participate in on-call rotations and act as a technical lead during Severity 1 customer escalations.

Education and Experience:

• Bachelor’s degree in Engineering, Computer Science, or equivalent experience.
• 5+ years of relevant technical experience in Data Center Networking.
• Previous experience in a Level 2/3 technical support or advanced escalation role.

Required Skills and Qualifications:

• Expertise in Data Center Networking technologies: VXLAN, BGP EVPN, OSPF, BGP, MPLS, STP, etc.
• Deep understanding of Layer 2/Layer 3 networking, SDN/NFV environments, and fabric-based architectures.
• Proficient in analyzing network packet captures, system logs, and advanced diagnostics.
• Hands-on experience with hardware/software platforms from Aruba, Cisco, Juniper, Arista, or similar.
• Strong communication and customer engagement skills, with the ability to work under pressure.
• Industry certifications strongly preferred: Aruba Certified Professional or Expert (ACSP/ACDX), CCNP/CCIE, JNCIP/JNCIE.

Preferred Qualifications:

• Experience with network automation (Python, Ansible, Terraform) is a plus.

Knowledge of virtualization (VMware NSX, Hyper-V) and cloud networking (AWS, Azure) is advantageous