Staff software Engineer (QA in broadband domain)

Vistance Networks, Inc.; Bengaluru; On-site; INR 1,300,000 - 2,300,000; Full time

Job summary

Vistance Networks, Inc. is seeking a Staff QA Engineer to validate and test cloud-native microservices and embedded systems within the broadband domain. You will lead test strategy, create comprehensive case suites, and drive end-to-end validation across distributed architectures.

You will develop scalable automation frameworks with Java, Python, or Go, work in a scrum environment, and coordinate with DevOps and R&D teams to ensure high-quality releases.

Qualifications

• Bachelor’s degree in Computer Science or equivalent with 8+ years in QA
• Exposure to AI-assisted test automation and quality engineering practices
• Experience in QA methodologies, Scripting experience (Python, Bash, etc.)
• Linux knowledge; CMTS/DOCSIS technologies and broadband networking domains
• Deep understanding of cloud-native microservices architectures, APIs, containers, and distributed systems
• Strong debugging and troubleshooting skills involving logs, packet captures, telemetry, and system diagnostics
• Experience with DHCP, DNS, NAT, IPv4/IPv6
• Hands-on with Wireshark, tcpdump, Iperf / traffic generators such as Ixia, Spirent

Responsibilities

• Define test strategies/test plans and validation approaches for cloud-native microservices, CMTS/DOCSIS platforms, and embedded devices
• Create and maintain detailed test cases covering functional, integration, system, resiliency, scalability, performance, and end-to-end workflows
• Execute end-to-end, integration, regression, interoperability, and system-level test suites
• Investigate and troubleshoot complex issues across distributed microservices, CMTS/DOCSIS components, embedded systems, and networking infrastructure
• Analyze logs, traces, telemetry data, packet captures, and system metrics to isolate root causes
• Work in scrum model and collaborate with R&D Scrum teams to investigate complex issues with detailed analysis
• Provide on-demand SQA customer support for issue triage, verification, and release confidence
• Utilize Automations and Debugging tool clubbed AI technology to improve test coverage and efficiency
• Build, configure, and maintain complex test labs including CMTS platforms, DOCSIS devices, embedded systems, and cloud services
• Manage hardware, network topology, simulators, traffic generators, and test environments for large-scale validation
• Collaborate with developers, product management, DevOps, and customer support to improve product quality
• Design and develop scalable automation frameworks using Java, Python, or Go

Skills

QA testing

Scripting (Python, Bash)

Linux

Cloud-native microservices

Distributed systems

CMTS/DOCSIS

Debugging

DHCP/DNS/NAT

Wireshark

tcpdump

Iperf

Spirent

Ixia

Education

Bachelor’s degree in Computer Science or equivalent

Tools

Wireshark

tcpdump

Iperf

Ixia

Spirent

Job description

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Staff software Engineer (QA in broadband domain)

Location:

Bangalore, Karnataka, India

In our ‘always on’ world, we believe it’s essential to have a genuine connection with the work you do.

We are seeking a Staff QA Engineer to join our Broadband and Network group

In this role, you will be responsible for validating and testing cloud-native microservices that seamlessly integrate with complex embedded systems. The position requires strong expertise in distributed architectures, CMTS /DOCIS domain ,hands-on troubleshooting skills, and the ability to develop, execute, and enhance automated test frameworks across both microservices and embedded platforms.

The ideal candidate will be capable of identifying and resolving issues across the full technology stack, ensuring scalability, reliability, and high-quality software delivery.

How You’ll help us connect the world:

• Define test strategies/test plans, and validation approaches for cloud-native microservices, CMTS/DOCSIS platforms, and embedded devices
• Create and maintain detailed test cases covering functional, integration, system, resiliency, scalability, performance, and end-to-end workflows.
• Execute end-to-end, integration, regression, interoperability, and system-level test suites.
• Investigate and troubleshoot complex issues across distributed microservices, CMTS/DOCSIS components, embedded systems, and networking infrastructure.
• Analyze logs, traces, telemetry data, packet captures, and system metrics to isolate root causes.
• Work in scrum model and collaborate closely with R&D Scrum teams to investigate complex issues, providing detailed technical analysis and reproducible scenarios
• Provide on-demand SQA customer support for issue triage, verification, and release confidence
• Utilize Automations and Debugging tool clubbed AI technology to improve test coverage, execution efficiency, and root-cause analysis
• build, configure, and maintain complex test labs consisting of CMTS platforms, DOCSIS devices, embedded systems, virtualized environments, and cloud-native services.
• Manage hardware, network topology, simulators, traffic generators, and test environments required for large-scale validation
• Work with developers, product management, DevOps, and customer support teams to address critical issues and improve product quality.
• Design and develop scalable automation frameworks using Java, Python, or Go.

Required Qualifications:

• Bachelor’s degree in computer science or equivalent with 8+ years in QA, or software engineering testing of an Embedded System (HW/SW) with Microservices.
• Exposure to AI-assisted test automation and quality engineering practices.
• Experience in QA methodologies, Scripting experience (Python, Bash, etc.)
• Linux knowledge, Strong experience in CMTS/DOCSIS technologies and broadband networking domains.
• Deep understanding of cloud-native microservices architectures, APIs, containers, and distributed systems
• Strong debugging and troubleshooting skills involving logs, packet captures, telemetry, and system diagnostics.
• Experience with DHCP, DNS, NAT, IPv4/IPv6
• Hands-on with Wireshark, tcpdump, Iperf / traffic generators such as Ixia, Spirent

You will Excite us if you have:

• Knowledge of CTMS architectures and traffic engineering concepts.
• Experience with Kafka, Redis, Elasticsearch, Prometheus, Grafana, and Splunk.
• fundamental networking protocols: IPv4/IPv6 routing, switching, Multicast, IGMP, DHCP, and TOD.-good to have

Why Join Us?

Vistance Networks shapes the future of communications technology, pushing past what is possible. We deliver solutions that bring reliability and performance to a world always in motion. Our global team of innovators and employees are trusted advisors who listen to customers first, then deliver value.

Aurora Networks (a business of Vistance Networks and formerly known as CommScope’s Access Networks Solutions) is the world’s leading provider of access network solutions. Our comprehensive, end-to-end product portfolio supports global service providers with innovative, leading-edge HFC, PON and broadband network products.

If you want to grow your career alongside bright, passionate, and caring people who strive to create what's next…..come connect to your future at Vistance Networks.

Vistance Networks is an Equal Opportunity Employer (EEO), including people with disabilities and veterans.