Lead - Network Engineer

Neurealm; Chennai District; On-site; INR 2,000,000 - 4,000,000; Full time

Job summary

Neurealm invites an experienced L3 Networking Engineer to architect and optimize complex network solutions across on-prem and Azure environments. The role focuses on DNS, routing, security, and high-availability while aligning with cloud and hybrid models for robust enterprise connectivity.

You will design and implement scalable networks, including WAN optimization, firewall rules, VPNs, and load-balancing strategies, with emphasis on secure onboarding and performance SLAs.

Qualifications

• Expertise in network architecture and HA design.
• Multi-vendor environments: Cisco, Palo Alto, Fortinet, F5, etc.
• Cloud networking: Azure, AWS, GCP; hybrid DNS/security models.
• Certifications such as CCNP/CCIE, JNCIE, NSE7, PCNSE preferred.

Responsibilities

• Advanced DNS management: Architect DNS zones across Azure and on-prem, implement DNSSEC, and automate failover.

Skills

Switching

Routing

F5

Palo Alto with Panorama

Education

CCNP/CCIE

JNCIE

NSE7

PCNSE

Tools

Azure

AWS

GCP

Job description

Job Description – L3 Networking Engineer

Job Posted On

14-09-2026 12:24:01

Job Code

Job_304669

Experience Required

8 - 15 years

Location

• Chennai, Tamil Nadu, India (CHN)

Experience

Experience: 8–9 years

Mandate Skill

Switching, Routing, F5, Palo Alto with Panorama

Responsibilities

• Advanced DNS management: Architect DNS zones across Azure and on-prem, implement DNSSEC, and automate failover.
• Routing & WAN design: Optimize BGP/OSPF/EIGRP, MPLS traƯic engineering, and VPN scalability.
• Firewall & security: Design complex rule sets, NAT policies, and high-availability clusters.
• Load balancing: Architect GTM/LTM deployments, global traƯic steering, and redundancy frameworks.
• Wireless infrastructure: Design enterprise-grade WLAN, RF optimization strategies, and secure onboarding.
• LAN/WAN optimization: Capacity planning, QoS design, and SLA-driven performance tuning.
• Security certificates: Implement PKI, automate certificate deployment, and enforce compliance.
• AAA systems: Architect scalable ACS/AAA solutions with redundancy and policy-based access.

Skills & Qualifications

• Deep expertise in network architecture, high-availability design, and automation frameworks.
• Strong knowledge of multi-vendor environments (Cisco, Palo Alto, Fortinet, F5, etc.).
• Experience in cloud networking (Azure, AWS, GCP) and hybrid DNS/security models.
• Certifications preferred: CCNP/CCIE, JNCIE, NSE7, PCNSE, or equivalent.