Engineer - Global IP and Ethernet Engineering

1 - 4 years

Chennai

Posted:6 days ago

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Job Description

Tata Communications Redefines Connectivity with Innovation and IntelligenceDriving the next level of intelligence powered by Cloud, Mobility, Internet of Things, Collaboration, Security, Media services and Network services, we at Tata Communications are envisaging a New World of Communications

Network Engineer (LAN / WiFi / NAC) - 1 to 4 Years Experience

Role

This role is for a Next-Generation Network Engineer (LAN, Wi-Fi, NAC & Automation) and involves working with Aruba, Cisco, and Meraki networking technologies. The candidate will support the Engineering team in solution testing, validation, automation, documentation, and deployment activities.

Minimum Qualifications & Experience

  • Bachelor’s degree in engineering, Computer Science, Information Technology, Telecommunications, or equivalent.
  • 1 to 4 years of hands-on experience in Networking.
  • Experience supporting Cisco, Meraki and Aruba LAN/ Wireless and Automation environments.
  • Knowledge in Cisco ISE and Aruba ClearPass Policy Manager (CPPM) is added advantage
  • Relevant certifications CCNA, Aruba ACA, ACSP, or equivalent will be an added advantage.

Key Responsibilities

1. Build and maintain LAN, Wireless, and NAC lab environments for feature testing and validation.

2. Perform functional, interoperability, scalability, and performance testing for Multiple OEM networking solutions like Cisco, Aruba, Arista etc.

3. Validate new software releases, firmware upgrades, and product features before customer deployment.

4. Execute Proof of Concepts (POCs), technology demonstrations, and customer-specific use-case testing.

5. Create and maintain test plans, test cases, validation reports, and engineering documentation.

6. Document configuration procedures, deployment guides, best practices, and troubleshooting methodologies.

7. Perform packet capture analysis and root-cause investigation for complex networking issues

8. Evaluate integration between Cisco ISE, Aruba ClearPass (CPPM), switches, wireless controllers, access points, and third-party solutions.

9. Develop automation workflows using APIs, Python, and Ansible

10. Work with OEM support teams to reproduce, troubleshoot, and resolve product-related issues.

11. Contribute to solution development, standardization, and continuous improvement initiatives.

  • Support operation team to troubleshoot Layer 2, Layer 3, wireless connectivity, and authentication-related issues.
  • Analyse logs, packet captures, and technical reports to identify and resolve network issues.
  • Support integration of network infrastructure with NAC, identity management, and security solutions.
  • Maintain and update technical documentation, network diagrams, SOPs, and knowledge base articles.
  • Provide technical support during customer acceptance testing, POCs, and production rollouts.

Preferred Technical Skills

  • Switching: Cisco Catalyst, Aruba CX, Aruba OS-Switch
  • Wireless: Aruba Mobility Controller, Aruba Central, Cisco WLC, WiFi 5/6/6E
  • NAC: Aruba ClearPass (CPPM), Cisco ISE
  • Protocols: 802.1X, RADIUS, TACACS+, SNMP, SSH, DHCP, DNS, VLANs, STP, OSPF
  • Security: Role-Based Access Control, Guest Access, Certificate Authentication
  • Tools: Wireshark, Putty, SecureCRT, Manage Engine, Aruba Central, Cisco Prime/DNAC
  • Automation : Python, Ansible , REST APIs , Webhook.

Skills Required

Network Services Automation Networking Computer Science Information Technology Performance Testing Test Cases Troubleshooting Root Cause Third Party Python Ansible

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Job Type

Full Time

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Tata Communications

Telecommunications

Chennai

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