Network Engineer L3

Aerial Telecom Solutions (ATS); Navi Mumbai; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Aerial Telecom Solutions (ATS) in Navi Mumbai seeks an experienced L3 Network Engineer to join our SDA project. This embedded Red Badge contractor role focuses on designing, deploying, and troubleshooting Cisco SDA fabric to ensure a scalable, secure enterprise network.

The position emphasizes SDA architecture with DNAC, ISE, and Catalyst platforms, plus routing protocols (BGP/OSPF/EIGRP), and automation using Python/Ansible. CCNP/CCIE is preferred; Bachelor's degree required.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field (or equivalent professional experience).
• CCNP or CCIE certification (Enterprise/Routing & Switching) is highly preferred.
• Extensive, demonstrated experience in enterprise network engineering and L3 support.

Responsibilities

• Design & Implementation: Deploy Cisco SDA solutions, including fabric design, control plane, and data plane configurations.
• Technical Support: Provide L3-level support for complex network incidents, RCA, and permanent resolutions.
• Cross-Functional Collaboration: Partner with internal teams to integrate SDA with existing network infrastructure and security policies.
• Optimization: Perform network performance tuning, capacity planning, and SDA fabric optimization.
• Documentation: Create and maintain network diagrams, configuration guides, and runbooks.
• Mentorship: Provide technical leadership and guidance on SDA best practices and deployment strategies.
• Compliance: Ensure operations adhere to Cisco security standards and best practices.

Skills

SDA architecture

Core networking

Automation

Troubleshooting

Security integration

Operational excellence

Education

Bachelor's degree in CS/Engineering

CCNP or CCIE (Enterprise/RRS) preferred

Tools

Cisco DNA Center

Cisco ISE

Catalyst switches

Job description

L3 Network Engineer (Cisco Software-Defined Access - SDA - Navi Mumbai) - Immediate Joiner - Position 1

Role Summary:

We are seeking a skilled L3 Network Engineer to join our Software-Defined Access (SDA) project. As an embedded Red Badge contractor, you will be a key contributor to our engineering team, responsible for the design, deployment, and advanced troubleshooting of complex enterprise network environments utilizing Cisco SDA architecture. You will play a vital role in ensuring the stability, scalability, and security of our software-defined network infrastructure.

Key Responsibilities:

• Design & Implementation: Deploy Cisco SDA solutions, including fabric design, control plane, and data plane configurations.
• Technical Support: Provide L3-level support for complex network incidents, conducting thorough root cause analysis (RCA) and implementing robust, permanent resolutions.
• Cross-Functional Collaboration: Partner with internal teams to integrate SDA solutions seamlessly with existing network infrastructure and corporate security policies.
• Optimization: Perform comprehensive network performance tuning, capacity planning, and optimization of all SDA fabric components.
• Documentation: Create and maintain high-quality technical documentation, including detailed network diagrams, configuration guides, and operational runbooks.
• Mentorship: Provide technical leadership and guidance to junior team members regarding SDA best practices, deployment strategies, and management.
• Compliance: Ensure all network operations and designs adhere to Cisco security standards and industry best practices.

Required Technical Skills:

• Expertise in SDA: Deep technical knowledge of Cisco SDA architecture, including Cisco DNA Center (DNAC), Cisco ISE, and Catalyst switching platforms.
• Core Networking: Strong command of routing and switching protocols, specifically BGP, OSPF, EIGRP, VXLAN, and LISP.
• Automation (Good to Have): Demonstrated experience in network automation and programmability using Python, Ansible, and REST APIs.
• Troubleshooting: Proven ability to resolve high-level, complex issues within enterprise-scale network environments.
• Security Integration: Proficiency in Cisco security solutions, particularly Cisco ISE
• Operational Excellence: Ability to work independently, manage competing priorities in a fast-paced environment, and communicate effectively within global, cross-functional teams.

Qualifications:

• Bachelors degree in Computer Science, Engineering, or a related field (or equivalent professional experience).
• CCNP or CCIE certification (Enterprise/Routing & Switching) is highly preferred.
• Extensive, demonstrated experience in enterprise network engineering and L3 support.