Network Engineer, Specialist

Overview

Senior technical escalation point within the global Network Operations Center, providing advanced troubleshooting, architecture-level insight and subject matter expertise across complex, multi-vendor network environments.

What you'll do

• Act as the final escalation point for all high-severity incidents, providing advanced packet analysis, protocol decoding and cross-platform correlation.
• Perform deep-dive RCA, producing engineering-quality post-incident documentation and recommending long-term corrective actions.
• Lead network recovery efforts during outages involving routing instability, security events, hardware failures or cloud connectivity issues.
• Design and validate routing topologies, including large-scale enterprise BGP and OSPF deployments, multi-homing, route reflectors, graceful restart, fast reroute and policy-based routing.
• Support Cisco ASA, Palo Alto NGFW, IPSec architecture, segmentation policies and security posture validation.
• Troubleshoot AWS Direct Connect, cloud routing, hybrid architectures and cloud edge connectivity.
• Lead analysis of Wi-Fi performance across Aruba WLANs, RF tuning, interference mitigation and controller-based troubleshooting.
• Develop automation scripts for configuration validation, monitoring and incident response workflows.
• Evaluate and integrate new operational tools and observability platforms.
• Partner with Network Engineering to validate new designs, perform pre-deployment testing and influence standards.
• Mentor junior and mid-level NOC engineers, providing technical coaching, lab guidance and training material.
• Engage directly with vendors for escalated TAC cases, hardware escalations and architectural reviews.

What you'll need

• Minimum 5 years of experience in network administration, including advanced troubleshooting, network design and implementation.
• Bachelor's degree (B.E./B.Tech in Computer Science, IT, Electronics & Communication) or MCA.
• Expert proficiency with Cisco IOS, Nexus OS, ACI and Juniper Junos, with the ability to interpret and troubleshoot complex multi-tier architectures.
• Expert-level knowledge of BGP, OSPF, VRFs, MPLS fundamentals, L2/L3 architectures and WAN technologies.
• Deep understanding of F5 LTM/GTM, load-balancing behaviors, DNS architectures and SSL offloading.
• Expert-level support for Cisco ASA, Palo Alto NGFW, IPSec architecture, segmentation policies and security posture validation.
• Mastery of packet analysis tools: Solarwinds, APCON, Wireshark, netflow/sflow platforms.
• Extensive experience with Cisco, Juniper, Brocade, Palo Alto, Aruba and F5 ecosystems.
• Ability to lead major incidents under pressure with clear communication and technical command.
• Required certifications: Cisco CCNP; CCIE (Routing & Switching, Enterprise or Data Center); JNCIP/JNCIE; PCNSE (Palo Alto); F5 Certified Administrator or Engineer; AWS Advanced Networking.
• Must participate in 24x7 Tier 3 escalation rotation.
• May assist in after-hours change execution and major event coverage.

Nice to have

• Relevant certifications such as CCNA, CCNP or CCDP.
• Advanced experience with AWS Direct Connect, cloud routing and hybrid architectures.

Details

• Location: Hyderabad, Telangana, India (Vanguard India).
• Only qualified external applicants will be considered.
• Hybrid working model for most employees.
• 24x7 Tier 3 escalation rotation and possible after-hours change execution and major event coverage.