Dinesh Pandey
Senior Test Engineer
Bengaluru,Karnataka
Summary
13+ years of experience in software testing for RAN, platform and cloud native applications. Extensive hands-on experience in O-RAN lab integration, feature test, debug and support in LTE& NR. Hands on experience with RedHat OpenShift and ODF clusters design, deployment with proficiency in Kubernetes, docker, helm and DevOps practices. Skilled in testing tools and scripting with QXDM, QCAT, XCAL, Wireshark, TM500, Shell& Python. Applied knowledge on RAN architectures, Interfaces and specifications on MAC, RLC, PDCP, SDAP and RRC and network protocols on SCTP, TCP, DHCP, Netconf. Strong analytical and troubleshooting skills with quickly adapt to requirements and excellent customer relationship management.
Overview
14
14
years of professional experience
Work History
Senior Member of Technical Staff-III
Mavenir Systems
05.2021 - Current
- Preparing test plan, covering all the test scope based on assigned new feature request number requirements and expectations from specifications.
- Leading the bringing up, upgrade and manage of Kubernetes MNO and SNO clusters on RH OCP (4.14) and Integration of PaaS components into the cluster.
- Preparation of 4G/5G NSA, SA-FDD O-RAN based CUCP, CUUP, DU, DHCP charts, configuration files and deploy the same.
- Executing feature test cases from test plan and regression test cases, covering UE attach/detach, Intra and Inter-frequency handover, ANR, Throughput sanity with different BW and CA combinations.
- Executing negative scenarios of cluster, node, container and link recovery scenarios along with high availability scenarios for CU/DU applications.
- Debugging failed scenario from test execution and analyzing CU& DU application and platform logs, pcap and UE logs and isolate the issue and raise Jira defect to dev team and verify the fix.
- Owning the new O-RU integration in the lab with DU in C1/C3 mode using CUSM plane and executing functional and non-functional test cases to ensure its working as per ORAN 7.2 specifications.
- Implemented automated solution using CI/CD pipelines to upgrade applications on OCP platform.
- Integrating cluster with Prometheus, Grafana and Splunk monitoring tools and capture/analyze the audit and journactl logs.
Senior RAN Engineer
QualiTest India
Bangalore
01.2021 - 05.2021
- Pursuing requirement analysis of test scope and environment based on HLD and LLD received from Design team in BT UK.
- Writing the test cases and preparing test plan document, covering all aspect of functional and non-functional tests to be performed on hardware, feature enhancement or regression keeping no harm to the emergency network.
- Performing integration testing on Huawei baseband and RRU with new release for regression sanity and validating the interface tracing logs on Uu and S1AP, expected throughput, CA and narrowing the issue if persist with ENB and UE logs.
- Running the call model with mixed traffic overnight or long run with load gen or TM500 and verifying the KPIs related to attach/detach, MO/MT calls and mobility scenarios and performance in edge condition and checking the tracing logs for any issue and correlating with baseline expectations.
- Raising the defect in HP ALM with analysis and ENB/UE logs to OEM.
Senior Technical Lead
HCL Technologies
Bangalore
09.2017 - 01.2021
- Product support on ALU OneBTS for AT&T and resolving the issue raised by RITC team either by re-producing same in lab or with the help of shared logs.
- Worked with dev team for any improvement Jira based on failed scenario from backlog and testing the fix as part of binary or production ready release.
- Worked on Nokia AirScale eNB and executing positive scenario of attach, mobility test cases in real-UE environment, capturing and analyzing eNB dbg logs to identify the issue and reporting the defect.
- Preparing MOPs and process document to include in SOP for completed test plan for the team.
Deputy Manager
Reliance Jio Infocom Ltd.
Mumbai
03.2016 - 09.2017
- Worked on initial tuning of GPL template for commercial eNB based on lab trials, design and ATP output from Samsung OEM.
- Worked on Samsung eNB and network elements for log tracing and parameter changes to re-produce the failed scenario raised out of trials.
- Validating the SON features like CCO, energy saving, MLB in lab with appropriate value range before eNB package gets activated on commercial deployment.
- Working on new feature testing for subscriber level trace and visualization of the same for velocity application and validated the same as per specifications.
Engineer
Ericsson Global India Ltd.
Chennai
08.2014 - 03.2016
- Worked extensively on RAN management strategy and tuning in multiband LTE network for Idle and Connected mode mobility to achieve threshold success rate for S1 and X2 handover.
- Worked on UE log analysis in QCAT of newly build eNB for failed ATP cases and proposing the changes based on failed scenario and validating the fix with eNB and UE logs.
- Worked on sleeping cell detection enhancement feature validation and completed the same.
Senior Engineer
Idea Cellular Ltd.
Indore
08.2011 - 08.2014
- Led UMTS acceptance testing and patch and sanity validation with Ericsson for HSPA trails.
- Analyzed HSDPA/UMTS eNB and UE logs to isolate field issues and tuned parameters to improve throughput and Handover success rate.
- Performed new feature testing for LBS with A-GPS UE and implemented at enterprise locations.
- Recognized for automating Ericsson UMTS eNB dump parsing with Aexio.
Education
Post Graduate Diploma - Project Management
University of Hyderabad [CDVL]
Hyderabad06-2021
Bachelor of Engineering - Electronics and Communication
Govt. Engineering College
Sagar06-2011
Skills
Cloud Platforms: RedHat OpenShift, PF9
Containerization: Docker, CRI-O
Tools: Wireshark, QXDM, QCAT, X-CAL, SNE,TM500, Jira, Confluence
OS: RHEL, CentOS
Scripting: Shell, Python
Server: Dell R740/750/660, XR11/5610
NF: CU, DU, AMF, SMF, UPF
NF lifecycle management Methodologies: Agile (SAFe)
ACCOMPLISHMENTS
- Spot and Excellence award at MAVENIR (FY23& 24) for minimum defect leakage.
- Achieved HCL internal certification on Project management and Python.
- Received ERS Champion Award at HCL in FY’19-20 for customer management.
- Intel Network Academy – 5G Network Transformation 101
- LTE L14&15 and W13 Air Interface training and certification from Ericsson Academy.
- Recognized at Idea cellular for developing a process to parse Ericsson UMTS eNB dump with Aexio.
Timeline
Senior Member of Technical Staff-III
Mavenir Systems
05.2021 - Current
Senior RAN Engineer
QualiTest India
01.2021 - 05.2021
Senior Technical Lead
HCL Technologies
09.2017 - 01.2021
Deputy Manager
Reliance Jio Infocom Ltd.
03.2016 - 09.2017
Engineer
Ericsson Global India Ltd.
08.2014 - 03.2016
Senior Engineer
Idea Cellular Ltd.
08.2011 - 08.2014
Post Graduate Diploma - Project Management
University of Hyderabad [CDVL]
Bachelor of Engineering - Electronics and Communication
Govt. Engineering College
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