SIP testing with Whitebox testing

Responsibilities:

PRIMARY SKILLS:

PRIMARY SKILLS: SIP testing with Whitebox testing

Expertise in VoIP Protocols like SIP, RTP, RTCP,SDP and TCP/IP protocols. Fair Knowledge on SIP call flows

Expertise in Test plan, Test procedure preparation, test execution, Traffic data collection and system resources analysis/presentation

Expertise in Traffic, Load, Stress, Scalability, Robustness and SOAK test techniques.

Expertise in system analysis of the performance parameters on the Linux/docker, K8 based deployments.

Excellent communication skills to coordinate with various stakeholders for the system engineering execution, debugging, analysis as well as data presentation.

Deploy, configure, bring up SUT on docker/Kubernetes in 2U (Lab servers) as well as AZURE cloud  environment.

Help mature (tune, modify, etc) the tools being used are easy to monitor, secure and easy to change, scale-up/down.

Expertise in Writing shell, Perl, python, JS (at least two scripting areas), etc. for traffic execution, data collection, report analysis.

Experience in Traffic test tools like SIPp, SPECTRA, Apache JMeter etc.

Good understanding of System resources like CPU, Memory, disk, throughput, other key factors on the 2U as well as Azure based servers.

Strong general technical skills across the system traffic, networking, databases and security protocols used in telecom domains.

Good understanding of SQL DB like Timesten, Gridgain, etc.

Hands on with sniffing tools like Wireshark, ethereal, Winscp

SECONDARY SKILLS

Exposure to LTE, IMS domain and Diameter Protocol

Experience in writing the xml scripts for SIPp Tool/ SPECTRA Tool usage and scripts creation

Knowledge & Experience of modern agile development methodologies.

JOB RESPONSIBILITIES

Responsible for system test and traffic test activities. Test plan preparation, Test procedure and Test execution for performance/system-engineering activities for software released.

Responsible for understanding the system traffic requirements based on production deployments and being able to create various resource calculators to project the data, resource sizing as required.

Responsible for identifying the setup, tool, network requirements.

Responsible for automation of Traffic testing, report collection, data analysis tools.

Responsible for troubleshooting/ investigating complex issues spanning multiple technologies/modules.

Troubleshooting/analyzing the production issues based on logs, KPIs, packet captures.

Responsible for gathering data, preparing reports and presenting the reports.

Mentor the team members to achieve/excel in the tasks undertaken by providing the guidance required.

Individual contribution as well as working with team members. Self-motivated and self-directed, ability to translate technical direction into functional solutions.

Ability to work effectively and manage multiple priorities while collaborating with cross-functional teams.

Maintain documentation for the use-cases, reports, data collecting for reference/presentation.