Feb 2023 – Apr 2025 · 2 yrs 2 mos · Greater London, England, United Kingdom · On-site

• Led end-to-end QA and launch readiness for Pixel phones and wearables across EMEA.
• Delivered AI-enabled QA automation
• Built log taxonomy and defect prediction pipelines, reducing cycle time and defect leakage.
• Defined automation strategy integrating CI/CD checkpoints from EVT to mass production devices.
• Owned carrier compliance, feature delivery, and regional program alignment.

Aug 2020 – Feb 2023 · 2 yrs 6 mos · Greater London, England, United Kingdom

• Led the development of test strategies, lab plans & System Design reviews for new Apple Products like iPhone, iPad & Watches.
• Developed automation campaigns for IOS releases to ensure efficient feature testing.
• Oversaw architecture definition efforts and tracked design and development work packages.
• Led customer launch phases towards software updates.

Apr 2019 – Aug 2020 · 1 yr 4 mos

• 5G Device Carrier Certification,Technology Trial’s & Commercialization
• Involved in Sub-6/mmwave IoDT with infra vendor's & European Carrier Operator's , mmWave ,Dynamic Spectrum sharing, SA Network Slicing Trials, OEM bring-up activities ,Device Technical Acceptance & commercialization.
• Worked with OEM's on Modem Data software design & performance optimization,System Dimentioning , Data flow controls , hardware acceleration & Involved in end to end system performance debugging for UE and network perspective from Radio stack till Application layer.

Apr 2015 – Apr 2019 · 4 yrs

• System Integration Testing, Radio Network Consulting & Triaging Field issue on Qualcomm's Test base station emulator an autonomous NR/LTE/UMTS Protocol Tester for Network Emulation, Support users to test functionality including technology areas like NR-NSA (Option 3X/3A) , e-CA,CAT-M(FEMTC) ,LAA,EMBMS,SRVCC with midcall,PSHO LAA, HSDPA,HSUPA,HSPA+,IRAT Mobility Handover , Redirection ,Partial Bearer Mapping,CSFB,VOLTE,IMS,SIP,MIMO,Carrier Aggregation,EMBMS & other LTE scenarios.
• Platform:- LTE Test Base Station ,RF Emulation system,Qualcomm UE Chipset
• Protocol:- RRC,RLC,MAC,PHY,NAS,S1AP,S3,M1,M3
• Tools :- QXDM,QCAT,APEX,CDM,QMITestPro,Microsoft Visual Studio,JIRA Tool,ASN Config Editor

Jun 2014 – Apr 2015 · 10 mos · Bengaluru, Karnataka, India

• Worked for End to End System Testing (ST Functional) for New HSPA+ Release 9 and 10 Features like DB-DC, 3C and DC-UL, Interoperability Feature for WCDMA and LTE RAN.
• Scope of Work:-
• .1 Feature Study, Designing and Review of test cases as per Feature FSD and Epics.
• .2 Lab Bring up as per Test case requirement.
• .3 Test case Simulation and Execution
• .4 CR creations for Bugs Fixing and Load Build Testing.
• .5 working in Agile Scrum Methodology.
• .6 Sprint Planning and Retrospective related to Sprint Backlog, Daily Scrum Meeting etc.
• Alcatel-Lucent Node-B , RNC Control/User Plane testing
• Domain: UMTS/LTE
• Tools: QXDM, QCAT,JDSU,Agilent, OMCB, WIPS, RFSIM(Attenuator),Aida,Easy Test,Easy Analyzer
• Protocols: RRC, RLC, MAC, PHY
• Platform: Alcatel Lucent RNC , Node-B and Enode-B

Sep 2013 – Dec 2013 · 3 mos

• PROJECT ASSIGNMENT TO BAHRAIN (ZAIN SRAN LTE/WCDMA/GSM SWAP FROM NSN TO ERICSSON)
• .1 Integrated Ericsson EVO 8200 RNC’s for swap from Nokia to Ericsson.
• .2 RNC and RBS FNI for WRAN Rollout and Swap
• .2 LTE EnodeB FNI with MME for Ericsson LRAN Rollout
• .3 IPRAN implementation for SRAN.
• .4 TCU02 FNI with MPBN for single transport (LTE, WCDMA and GSM RBS)
• .5 EnodeB,RBS ,RNC & TCU upgrades to L13B ,W13B,T13B
• .6 Multi-vendor Mobility Testing between Ericsson & NSN for different Handover Scenario’s (CNHHO, IRAT etc)
• .7 CSFB , WCDMA Session continuity Implementation and Different Interoperability features between Ericsson and Nokia with LTE ,WCDMA & GSM nodes.
• .8 MME in Pool Implementation and testing on EnodeB and SSGN and MSS in pool Implementation and testing in RNC.
• .9 LBS implementation and testing on EVO RNC.
• .10 Acceptance Testing

Jan 2012 – Apr 2012 · 3 mos

• Worked with Ericsson Product Line maintance (PLM) in Stockholm Sweden :-
• .1 Worked on escalated PLM CSR on different issue like KPI degradation issue, MP load Issue, and other product related faults.
• .2 Features Testing in PLM LAB with 3GSIM simulator, different UE's and different simulated nodes.
• .3 Fault reproduction for on going TR's (Trouble Report) in PLM lab in simulated environment and real node environment using different simulator like 3GSIM & autotest and CCN layout etc.
• .4 Different type of scenario creation like IUR handover's , Load based handover , IFHO and various triggers as per fault reported in TR , and collection of traces and logs for design investigation.
• .5 Different Test case executions and testing
• .6 Worked on Database corruption CSR and Generation of correction script for DB Fix .
• .7 Knowledge & basic understanding of Ericsson CPP platform and its different RNC subsystems like UEH, RNH, DRH, ROAM, RLIB etc.
• TRAININGS TAKEN IN ERICSSON ACADEMY:-
• .1 WCDMA W10 RAN functionality
• .2 WCDMA AIR interface
• .3 WCDMA RAN operations
• .4 WCDMA System overview
• .5 CPP IP troubleshooting
• .6 WCDMA RAN configurations.
• .7 WCDMA RAN Interface procedure and Protocol.
• .8 WCDMA EVO Controller Operation and Configuration.
• WORKSHOPS ATTENDED:-
• .1 Multicarriers
• .2 RBS 6000
• .3 Emergency Handling
• .3 Network Synchronization
• .4 Low HS throughput
• .5 RNC/RBS Troubleshooting
• .6 3G Sim simulator for testing and fault reproduction.
• .7 RNC Subsytem Handling
• .8 Nodeb(RBS) Subsytem Handling.

Jan 2011 – Jun 2014 · 3 yrs 5 mos

• Worked for Ericsson Global as Tier2/PLM engineer for GSC India
• Provided Support to Ericsson Global customer base across the world in RAN troubleshooting for RNC, Nodeb’s,Enodeb's and Radio .
• Daily routine CSR handling for Emergency Support CSR (follow the sun),Hot CSR’s,High, medium and Low severity CSR for Global customer’s as well as part of second line emergency recovery team for system restoration as per SLA and WLA.
• Work with Design Team on escalated CSR/ TaskForce/TR’s
• Worked on Ericsson RNC 3810, 3820,Evo 8200 and RBS’s of 3000 and 6000 series. On different software packages like P7 , W10 ,W11 , W12,W13,W14,L12,L13,L14 on different IP’s, CP’s.
• Support for Customer activities for migration’s, Software Upgrades, Feature testing and Node implementation and Project rollout related CSR’s.
• Creating Trouble reports for any unknown issues related to hardware and software bugs .
• WCDMA RAN troubleshooting involving configuration issues,HSPDA problems, throughput issues, Dimensioning of RNC 3810 and 3820,synchronisation problems, Multicarrier implementation,HS codes, Optimization related problems on RAN interfaces , IUR Handover Issues , Sync issues, IRAT and IOT issue with different vendor equipment etc.
• Adept with Protocol Stack & call processing in UMTS / LTE
• Detailed understanding of LTE / UMTS architecture, implementation and traffic cases
• Testing and Implementation of new Features in Ericsson LTE / UMTS RAN Interoperability Like CSFB, Admission block redirect , HO to utran ,Data farwarding for Intra cell HO,SRVCC etc.
• Good understanding of 3GPP Specifications , RRC , RLC , MAC , NBAP , RANAP, PDCP Protocols and Physical layers and its channels.
• Detailed understanding of LTE/UMTS Architecture, Implementation and traffic cases,Protocol Stack & Call processing in LTE / UMTS

Oct 2008 – Jan 2010 · 1 yr 3 mos

• GSM & WCDMA RF Coverage Planning,Neighbour planning & Optimization
• Provide support and troubleshoot RF Issue's
• Benchmark the network using Coverage planning tools
• Create statistical analysis and cross check the various coverage deliverables against the baseline
• Model tuning, Evaluation & designing of in-building cellular coverage solutions such as small cells, repeaters or active/passive DAS systems using RF principles and link budgeting concept's
• Analyze site surveys reports and plan to scope proposed equipment locations, cable routes, antenna placement, etc.
• Conduct RF Acceptance testing for site evaluations, Continuous waveform testing and post integration testing to ensure optimal site performance.
• Proficiency in Microsoft Office, as well as data collection/analysis software packages: TEMS, NEMO, Map info etc.
• Analyzing RF data collecte using tools/equipment's like Spectrum analyser, RF scanners, CW transmitters, Cable testers etc.

Jan 2010 – Jan 2011 · 1 yr

• Successfully integrate NodeB’s in Alcatel RNC 9370.
• Performing IUB, IUR, IUCS, and IUPS switching at RNC level.
• Creation of sites in Alcatel RNC using WIPS tools on WNMS Server.
• Installations of ATM switch T-node A7670 and its configuration.
• Configuring IMA groups over different E1’s and STM cards and Its crossconnection with controller STM port.
• Having knowledge of ATM switching and its parameters and different service category like RT, NRT, UBR, and UBR+ etc.
• Configuration of STM and E1 cards for transmissions and loopback testing.
• Performing remote software upgradation of RNC’s and Node’B from UA 5.0 to UA 6.0
• Coordination Support to vendor engineer’s for installation and commissioning of nodeB compact smart, multistandard &RRH type.
• Good understanding of 3G RAN signaling and protocol, call flows messages and IP concepts etc.
• Neighbor creation & Parameter optimization of 3G-3G, 3G-2G and 2G-3G in the WNMS server.
• Provisioning of 4PGIGE card for IP connectivity to SGSN for packet calls.
• Responsible for IP and transmission planning for different Node’B and Tnode’s
• Configuration of Alcatel and Cisco layer 3 switches for the connectivity with the MPLS.
• Configuring the Vlan in different switches for the access to the different network elements.
• Responsible for the AT clearance of RNC’s, TNode’s,Nodeb’s
• NPO installation and commissioning.
• KPI &HFB report generation & analysis.
• Responsible for the backup of RNC,Tnode,WNMS Server
• Troubleshooting with the help of IMSI,Cell,IUCS,IUPS traces and log’s on Alcatel lucent internal tool RFO(UMTS & LTE).
• Analyzing the KPI reports of UTRAN and work for improving different KPI’s like CSSR CS,PS,CallDrop,HOSR 3G-2G CS,PS,HOSR 2G-3G CS,PS,RRC failure,RAB failure,RLC failure,RB Blocking etc.