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Orange - L3 Subject Matter Expert - Networking & Security

Orange Business
8 - 10 Years
Mumbai

Posted on: 13/11/2026

Job Description

Key Result / Decision Areas (Outcomes) :

- Act as technical expert on R&S, datacenter networking and security technologies

- Perform analysis and diagnosis of complex networking and security problems

- Deploy and support multi-vendor network & security solutions

- Deploy and support network and security monitoring & management tools

- Prepare/update HLD & LLD, process and technical documentation

- Support on Sev 1 incidents to resolve within SLA

- Perform RCA based on OEM inputs

- Provide improvement opportunities and recommendations on the network and security

- Perform tool evaluation and produce recommendations

- Work with Global IT support groups, OEMs, vendors, partners and service providers

- Provide training to the operations team (L1/L2)

- Learn and keep up-to-date with the latest technology products

Technical & Functional Skills :

- CCIE - R&S / wireless / Datacenter (knowledge mainly on CISCO & HP-ARUBA with additional juniper/avaya/meraki/viptela as added advantage)

- Checkpoint / Palo Alto / Juniper/Bluecoat / F5 technical certifications would be added advantage

- VMware / Windows / Linux certification - would be an advantage

- ITIL certification - would be an advantage

Education & Qualifications :

- BE / B. Tech. / B. Sc. in EXTC / Computer Science / Information Technology

- Aruba Certified Switching Professional

Experience & Technical Expertise :

- 8 - 10 years of related experience in routing & switching, datacenter networking and security

- Implementation and operational experience with enterprise-class routers, switches and firewalls

- Experience with HP/ARUBA Switches, Routers & Wireless series

- Good hands-on on ARUBA AIRWAVE & CLEARPASS

- Aruba switching like 25xx, 29xx, 38xx, 54xx, 83xx and 84xx

- AP like 340/300/207/2xx/3xx and controllers like 72xx

- In-depth knowledge of Aruba Central's cloud-managed networking platform to design, configure, monitor, and troubleshoot wired, wireless, and WAN networks

- Configure, manage, and optimize Aruba Central for wireless, switching, and SD-WAN environments

- Provide technical leadership in onboarding and configuring devices in Aruba Central (APs, switches, gateways)

- Implement and enforce best practices for network management and security within Aruba Central

- Hands-on experience with Aruba Instant APs, Aruba switches, and SD-WAN solutions

- Proficient in network protocols (e.g., VLAN, STP, OSPF, BGP) and wireless technologies (e.g., 802.11 standards)

- Familiarity with Aruba switch operating systems (AOS-CX and AOS-S)

- Using Aruba Central for centralised switch configuration and monitoring

- Configuring Aruba-specific features like Dynamic Segmentation and Zero Trust security enforcement

- Knowledge and experience on cloud computing infrastructure and orchestration

- Knowledge of Software Defined Networks and Network Function Virtualization technologies

Behavioral Skills :

- Strong skills in Learning Agility, Results Orientation, Customer Service, Team Work, Communication, Self Development, Problem Solving, Personal Drive, and Global Effectiveness.

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