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Hari Sridharan Email & Phone Number
Principal Engineering Leader - 5G SA Cloud, Microsoft Azure Operator Nexus (AON)
at
AT&T
1 work email found
@t-mobile.com
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Principal Engineering Leader - 5G SA Cloud, Microsoft Azure Operator Nexus (AON)
Location
Bellevue, Washington, United States
Who is Hari Sridharan? Overview
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Quick answer
Hari Sridharan is listed as Principal Engineering Leader - 5G SA Cloud, Microsoft Azure Operator Nexus (AON) at AT&T, based in Bellevue, Washington, United States. AeroLeads shows a work email signal at t-mobile.com and a matched LinkedIn profile for Hari Sridharan.
Hari Sridharan previously worked as Principal MTS/Engineering Leader - 5G Cloud, Microsoft Azure Operator Nexus (AON) at At&T and Global Engineering Manager, Pixel Devices and Ecosystems at Google. Hari Sridharan holds Strategic Management, Professional Certificate from Wharton Online.
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Email format at AT&T
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*@t-mobile.com
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Profile bio
About Hari Sridharan
As the Principal MTS/Engineering Leader for 5G Cloud at AT&T, my current role synthesizes my expertise in network virtualization and cloud technologies to spearhead transformative projects. My tenure at Google as a Global Engineering Manager underscored my ability to lead diverse, global teams in delivering sophisticated 5G solutions, establishing an effective engineering management framework that streamlined product milestones and enhanced user experiences. The mission that steers my professional journey is to harness my passion for 5G and cloud technologies, aiming to innovate and make a substantial impact on product performance and user satisfaction. My role at AT&T enables me to wield my competencies in cloud-native architectures and Kubernetes orchestration, contributing significantly to the evolution of 5G infrastructure and services.
Listed skills include Lte, Umts, Gsm, Wcdma, and 27 others.
Current workplace
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11 roles · 24 years
Hari Sridharan work experience
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Principal Mts/Engineering Leader - 5G Cloud, Microsoft Azure Operator Nexus (Aon)
Current
Jul 2024 - Present
Global Engineering Manager, Pixel Devices And Ecosystems
At Google Pixel, I led a team of engineers, architects, and technical leads to deliver cutting-edge 5G solutions for Pixel devices and the ecosystem for customers all over the globe including USA, Canada, Mexico, Europe, Japan, Australia, India and other APAC locations.I established engineering Management Framework by developing OKR tracking, dependency matrices, design review processes (LLD/HLD), to ensure project clarity, reduce ambiguity and streamline product milestones.I played a critical role in driving the transformation of Pixel 5G smartphones with Google's advanced Tensor chipset significantly improving user experience (UX) and directly influencing the feature roadmap.Top skills:*5G SA, NSA, ENDC, LTE, NRDC, FR1/FR2, NRCA, NTN*Product Management, Engineering Management*Cross-functional Leadership*Vendor Management*Risk management and data Driven Mitigation*Stakeholder engagement and accountability*Managing without authority
Dec 2022 - Jul 2024
Principal Engineer - Telco Cloud Infrastructure
Spearheaded network quality engineering (NQE) initiatives as Principal Design Engineering Lead, driving projects in cutting-edge technologies like NFV, Cloud Native, 5G SA/NSA, 5G Slicing, CNF and CI/CD/CT.Technical Expertise:*Network Virtualization & Cloud Technologies: NFV, 5G Containerization, Cloud Native Architecture (Telco Cloud, OpenStack, Microservices)*Container Orchestration & Automation: Kubernetes (K8s Clusters), DevOps, CI/CD/CT, Zero Touch Service (ZTS)*Monitoring & Observability: Splunk, Grafana, Kafka, Zabbix*Data Management & Analytics: LDAP, SQL, SPML, SOAP, HTTP2, Cassandra/MariaDB, Data Analysis Tools *Version Control & Collaboration: GitLab, Azure CI/CD*5G Core Network Technologies: 5G Standalone (SA) & Non-Standalone (NSA), NR, AMF, SMF, UDM, AUSF, UDR, UDSF, NSSF, SCP, SEPP*4G Core Network Technologies: HSS, MME, CSCFFiled 5 Patents on 5G
Jan 2018 - Dec 2022
Senior Engineer - 4G & Cloud Infrastructure
Systems Design, Validation and Rollout of 4G Core Network*SDM Core - HSS, HLR, AAA, EIR, HSM, SDM (Nokia One NDS) *EPC Core - MME, SGSN*IMS Core - CSCF, TAS*Network Function Virtualization (NFV) and Cloud Computing
May 2015 - Jan 2018
Lead Software Services Engineer, Radio Access Network (Ran), North American Region
Led 4G LTE and 3G WCDMA RAN network analysis, planning, system design, testing, and network performance audits (KPI) for customers in the US, Canada and Mexico.Identify faults, troubleshoot, and resolve network issues. Supervise complex updates/upgrades of live networks*Technologies/Tools/Protocols: 4G LTE, SRVCC, Carrier Aggregation, X2/S1 HO*Products/Tools: 3G WCDMA UMTS, E-Node-B, MME, Radio Base Station, IMS, QXDM, QPSTFiled two patents in Q3 2014 on Wi-Fi and LTE technologies to optimize network utilization
2011 - 2015
~4 yrs
Lead Software Engineer, North American Carriers
As Lead Software Engineer, managed a team of QA professionals responsible for testing IoT devices, GCF, PTCRB, compliance, and operator certifications for major mobile network operators (AT&T, T-Mobile, Verizon, Rogers, TELUS, Bell) across Samsung Galaxy phones and tablets.Led and performed log Analysis, troubleshooting and root cause analysis of various issues reported by clients/vendors nationwide.Led cross-functional teams in Seoul and Bangalore, fostering collaboration between R&D teams and major chipset vendors (Qualcomm, Broadcom) to resolve critical modem and platform issues.
2008 - 2011
~3 yrs
Sr. Software Quality Assurance Engineer
Performed comprehensive functional, feature, and call process testing of OMC-RAN, GSM/CDMA base stations, Mobile Soft Switches (MSS), and Media Gateways (MGW) for various telecommunication mobile core and radio products. Delivered high-quality assurance services to major clients like Motorola, ALU, and Nokia.
2006 - 2008
~2 yrs
Software Quality Assurance Engineer
Designed, Developed, and Validated Motorola Winphoria CDMA/GSM Soft-Switch and Sonus Media Gateways (e.g., SS7, MGW).
2005 - 2006
~1 yr
Test Engineer
Performed comprehensive design, development, testing and validation of Nokia's 2G and 3G base stations, ensuring functionality and performance.
2005 - 2005
Senior Engineer
Implementation and operations of CDMA 1X, ANSI IS-41, Tekelec STP SS7/SIGTRAN, and Lucent 5ESS.
2003 - 2005
~2 yrs
3 education records
Hari Sridharan education
Strategic Management, Professional Certificate
Wharton Online
Master Of Science (M.S), Information Technology
Western Governors University
Bachelor Of Engineering (B.E.), Electronics And Communication
Psg College Of Technology
FAQ
Frequently asked questions about Hari Sridharan
Quick answers generated from the profile data available on this page.
What company does Hari Sridharan work for?
Hari Sridharan works for AT&T.
What is Hari Sridharan's role at AT&T?
Hari Sridharan is listed as Principal Engineering Leader - 5G SA Cloud, Microsoft Azure Operator Nexus (AON) at AT&T.
What is Hari Sridharan's email address?
AeroLeads has found 1 work email signal at @t-mobile.com for Hari Sridharan at AT&T.
Where is Hari Sridharan based?
Hari Sridharan is based in Bellevue, Washington, United States while working with AT&T.
What companies has Hari Sridharan worked for?
Hari Sridharan has worked for At&T, Google, T-Mobile, Ericsson, and Wipro Technologies.
How can I contact Hari Sridharan?
You can use AeroLeads to view verified contact signals for Hari Sridharan at AT&T, including work email, phone, and LinkedIn data when available.
What schools did Hari Sridharan attend?
Hari Sridharan holds Strategic Management, Professional Certificate from Wharton Online.
What skills is Hari Sridharan known for?
Hari Sridharan is listed with skills including Lte, Umts, Gsm, Wcdma, 3G, Ip, Cdma, and Wireless.
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