Software Engineer
- Juniper Networks
- 7 - 12 years
- Bengaluru
- 5 days ago
- Email to a friend
- Report this job
Job Description
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SONiC - Software Engineer , Test Framework Engineer
We are seeking an experienced SONiC Test Framework Engineer to design, build, and maintain a robust test infrastructure from the ground up primarily focused on virtual testbeds. You will lead the deployment and automation of SONiC VM environments to validate functionality, performance, and scalability of network devices in data center topologies. This role demands strong expertise in networking, virtualization, automation, and open-source test frameworks.
Responsibilities
Testbed Design & Deployment
Build and configure SONiC virtual testbeds using KVM , Docker , and Open vSwitch (topologies: T0/T1/T2).
Set up Devices Under Test (DUTs) and neighbor devices via Minigraph XML and topology files.
Validate testbed readiness before test execution.
Automation & Framework Integration
Develop Ansible playbooks and Python scripts for testbed setup, configuration, and automation.
Integrate with the sonic-mgmt framework to streamline testing workflows.
Testing & Validation
Use PTF to validate SONiC control/data plane functionality.
Simulate and analyze network traffic using tools like Scapy and tcpdump .
Execute feature, functional, and performance tests; report results and track defects.
Troubleshooting & Debugging
Diagnose issues in virtual environments (VMs, containers, network connectivity).
Analyze logs from SONiC systems and collaborate with development teams on defect resolution.
Documentation & Collaboration
Document configurations, procedures, and test cases.
Contribute to the SONiC open-source community (scripts, issues, pull requests).
Work cross-functionally with developers, test teams, and network engineers.
Continuous Improvement
Enhance scalability and efficiency of test infrastructure.
Stay current with SONiC updates, protocol evolution, and automation trends.
Basic Qualifications:
- Bachelor s or master s degree in computer science, Electrical Engineering, or a related field.
- Minimum of 7+ years of work experience is required, with at least 2 years of hands-on SONiC development/test experience is a must.
- Strong experience with SONiC network operating system.
- Proficient in Python, C/C++.
- Experience with PTF (Packet Test Framework) and SPyTest for network validation.
- Familiarity with Linux internals, docker containers.
- Excellent problem-solving skills and ability to work in a fast-paced, collaborative environment.
- Knowledge of network ASICs and switch hardware architecture.
- Prior Sonic community contribution is an added advantage
Job Classification
Industry: IT Services & ConsultingFunctional Area / Department: Engineering - Software & QARole Category: Quality Assurance and TestingRole: Post Silicon Test EngineerEmployement Type: Full timeContact Details:
Company: Juniper NetworksLocation(s): Bengaluru+ View Contact
Keyskills: Automation C++ Networking XML Debugging Test cases Troubleshooting Open source Virtualization Python
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