# Software Engineer

**Company**: Cisco
**Location**: Bangalore
**Experience**: senior
**Job type**: full-time
**Category**: Engineering
**Industry**: Technology

**Apply**: https://cisco.wd5.myworkdayjobs.com/en-US/Cisco_Careers/job/Bangalore-India/Software-Engineer--C-and-Python--Linux-OS--networking-domain--L2-L3-forwarding-Protocols---7-13-Years-_2025249-1?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_4395fb45-173

## Description

The Cisco BNG User Plane team builds the carrier-grade subscriber data path on IOS-XR routing platforms (Cisco 8000, ASR 9000) powered by Cisco Silicon One (SiOne) NPUs.

As a Software Engineer on the BNG User Plane, you will design, code, optimize, and validate the subscriber forwarding path on Silicon One UPFs and its interworking with the cnBNG Control Plane.

You will deliver high-performance L2/L3 and subscriber features, own their unit/integration/system/scale testing and automation, and drive quality from design through FCS.

You will mentor junior engineers and use modern AI-driven workflows to streamline development, testing, and debugging.

**Minimum Qualifications**

- 7-13 Years of Experience along with Bachelor’s degree in CS/EE/EC or technical equivalent.

- Strong programming in C/C++ for high-performance embedded systems; Python for test automation and scripting.

- Proven understanding of GenAI capabilities and AI-powered software development

- Sound knowledge of operating system concepts, computer networking, multithreaded programming and system programming on UNIX based systems

**Preferred Qualifications**

- Broadband/subscriber protocols: PPPoE, IPoE, DHCPv4/v6, PPP, RADIUS/CoA, L2TP.

- Experience configuring and troubleshooting IOS-XR or another carrier-grade network OS.

- Exposure to L2/L3 protocols plus.

**Benefits** No benefits mentioned.

## Skills

### Required
- C/C++
- Python
- GenAI
- UNIX
- computer networking
- multithreaded programming
- system programming

### Nice to have
- PPPoE
- IPoE
- DHCPv4/v6
- PPP
- RADIUS/CoA
- L2TP
- IOS-XR
- L2/L3 protocols

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Source: [Apply at cisco.wd5.myworkdayjobs.com](https://cisco.wd5.myworkdayjobs.com/en-US/Cisco_Careers/job/Bangalore-India/Software-Engineer--C-and-Python--Linux-OS--networking-domain--L2-L3-forwarding-Protocols---7-13-Years-_2025249-1?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)