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Girish Sivaram Email & Phone Number

Director of Product Management at Transaction Network Services at Transaction Network Services
Location: Seattle, Washington, United States 10 work roles 2 schools
1 work email found @tnsi.com 2 phones found area 425 and 877 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Work email g****@tnsi.com
Direct phone (425) ***-****
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Role
Director of Product Management at Transaction Network Services
Location
Seattle, Washington, United States

Who is Girish Sivaram? Overview

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Quick answer

Girish Sivaram is listed as Director of Product Management at Transaction Network Services at Transaction Network Services, based in Seattle, Washington, United States. AeroLeads shows a work email signal at tnsi.com, phone signal with area code 425, 877, and a matched LinkedIn profile for Girish Sivaram.

Girish Sivaram previously worked as Director of Product Management (Enterprise Products) at Transaction Network Services and Principal Product Manager (Rich Business Messaging) at Infobip. Girish Sivaram holds Ms, Electrical Engineering from Southern Methodist University.

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Email format at Transaction Network Services

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{first_initial}{last}@tnsi.com
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Profile bio

About Girish Sivaram

I am a highly motivated team player specialized in Product Management and Marketing of multi-disciplined products and services. My experience spans across product design/development, roadmap and business strategy working at big Fortune 500 companies to startups. I have a proven track record of combined technical and business experience in next gen mobile, wireless data services, rich messaging, systems architecture, SaaS, CPaaS and IoT space. Recognized for strong analytic skills and out of the box thinking with a strong focus on customer experience. Being a problem solver at heart, I have innovated with other brilliant minds on two patents so far - “Dedicated Memory Partitions for users of a Shared Mobile Device” and “User Accessible Multimedia Geospatial Routing Engine”.Skills:- Extensive experience in driving core revenue generating products.- Ideation of product vision and Go-To-Market strategies across product portfolios.- Help companies innovate in emerging technologies and penetrate new markets.- Subject matter expert in SaaS/CPaaS, wireless data services, network architecture, IoT and RFID .- Domain expert in legacy and next gen wireless networks - VOIP, LTE, IMS, Wi-Fi.- Work with industry wide standards groups such as GSMA, RAIN Alliance (IoT/RFID), OMA, 3GPP, IETF, ATIS, ESIF and NENA.- Proficient in creating detailed product design requirements including UI/UX wireframes, A/B testing and application interfaces.- End to end experience in defining and managing web services and SaaS/CPaaS platform models.- Creation of complex product forecast models to support operations, sales and business vision.- Experience implementing Agile, Waterfall and JIRA methodologies.

Listed skills include Mobile Devices, Gsm, Product Management, Telecommunications, and 36 others.

Current workplace

Girish Sivaram's current company

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Transaction Network Services
Transaction Network Services
Director of Product Management at Transaction Network Services
Website
AeroLeads page
10 roles · 23 years

Girish Sivaram work experience

A career timeline built from the work history available for this profile.

Director Of Product Management (Enterprise Products)

Current

Reston, Virginia, US

  • Product management leader of TNS's suite of Enterprise/Business facing products and services including Branded Calling, Reputation Management, Enterprise Identity and Authentication services. Tasked with building a.
  • Define the vision and strategy for TNS's suite of Enterprise facing communication products and services.
  • Work with Sales, Business Development and Marketing to recruit the right Business or Channel Partners to the program.
  • Build and maintain strong relationships across operations, support, data science, security, and other product teams.
  • Manage pricing, establish acquisition and revenue goals and manage the P&L.
  • Establish overall product roadmap and partner with Engineering and Operations to deliver product to market via innovative Go-To-Market strategies.
Nov 2020 - Present

Principal Product Manager (Rich Business Messaging)

London, England, GB

  • Lead OpenMarket’s rich messaging capabilities globally, crafting a vision for the product, understanding competitors, defining market and customer requirements, capabilities and service performance, pricing strategy.
  • End to end product ownership of the rich messaging channels portfolio – RCS (Rich Communication Services), MMS and OTT channels (Whatsapp for business, Apple Business Chat, FB Messenger, etc.)
  • Led the go-to-market activities and cross-functional enterprise launch of the RCS platform leading the way for Openmarket’s foray into rich media messaging channels. RCS lets brands deliver interactive, app-like.
  • Launched the innovative “Branded Messaging” product enabling our vast base of SMS customers/brands with a rich and verified branded mobile messaging experience.
  • Work closely with GSMA standards in defining RCS requirements and showing thought leadership in an emerging mobile messaging market.
  • Manage the established MMS product line that serves some of the largest mobile engagement brands that process millions of mobile messaging transactions every year.
Jun 2018 - Nov 2020

Principal Product Manager (Iot Products)

Seattle, WA, US

Impinj is one one of the few successful Seattle startups in the technology space, that took the IPO journey in 2016 and I've had the experience of seeing it through the process successfully. Some of my responsibilities and highlights at Impinj:- Owner of the "Monza" product line, driving Item Intelligence and RAIN RFID technology in the IoT space. Monza.

2015 - 2018 ~3 yrs

Senior Product Manager (9-1-1 & Location Based Services)

Annapolis, MD, US

As part of the safety and security group at Comtech, I managed the Emergency Services (911) and Location Based Services portfolio, accounting for >70% revenue share in the company. Responsibilities and highlights: - Shipped major high revenue initiatives for the company (VoLTE 911, SMS 911, VoWiFi 911), leading to healthy revenue growth and securing.

2011 - 2015 ~4 yrs

Principal Product Engineer (Product Realization)

Bellevue, WA, US

  • Location Based Services (LBS)Lead product engineering interface for Location Based Services (LBS) portfolio on T-Mobile's devices. Drove design requirements from Marketing to Engineering and Architecture teams for user.
  • Mobile Broadband Defined Go-To-Market strategy for Tablets, Data Sticks, Routers and Mobile Hotspots. Acted as the direct interface to Product Marketing for Mobile Broadband products.
  • Advanced Display TechnologyResearched new device screen technologies intended for high tier Smartphones. Defined product requirements for advanced 3D displays and mobile projector technology.
2010 - 2011 ~1 yr

Sr. Product Engineer (Product Realization)

Bellevue, WA, US

  • Google/Android platform portfolio managementLaunched the first fully touchscreen capable Android device - the myTouch, and shipped 30+ Android devices to market. Streamlined critical features for Android evolution.
  • Device lead – IMS Technology & Presence Designed and implemented a “SIP SIMPLE Presence” enabled service within the IMS core.
  • GPS chipset Business DevelopmentManaged GPS chipset vendor relationships for Qualcomm, STE, Broadcom, TI, Infineon and CSR. Led new GPS chipset platform certifications to align with handset roadmap.
  • A-GPS and E911 complianceLed the A-GPS device compliance for E911 and LBS services. Incorporated new GPS technology requirements such as GLONASS, Beacon Networks and Indoor Location.
  • Device lead on T-Mobile's award winning myFaves productLaunched 20+ myFaves feature devices in market leading to enhanced sales and customer satisfaction. Mitigated complex protocol design challenges for T-Mobile’s.
2007 - 2010 ~3 yrs

Product Engineer (Product Development)

Bellevue, WA, US

  • Mobile Backup over SyncML DSDelivered a unified web and handset interface to sync customer’s personal information databases. Managed the SyncML DS IOT program for all road mapped devices.
  • Personal Information Manager (PIM) & Phonebook designOffered enhanced PIM experience and formalized the data structure needed for database sync. Extensive partnership with UI team via customer research/studies to get.
2006 - 2007 ~1 yr

Associate Product Engineer (Product Development)

Bellevue, WA, US

  • J2ME security and Java Application ServicesManaged J2ME app preloads between T-Mobile and Partner Publishers for Java enabled devices. Designed and managed Java security policies on all approved J2ME terminals.
  • Mobile Browser StrategyEnhanced the Mobile Browser experience by partnering with multiple micro browser platforms.
  • Digital Rights ManagementCreated product requirements for digital content/media downloads compliant with OMA DRM standards.
2005 - 2006 ~1 yr

System Administrator

Dallas, TX, US

Troubleshoot network protocol issues, maintain/update web pages and assist as a computer technician.

2003 - 2005 ~2 yrs

Intern

IN

Introduced “SMS over PSTN” to landlines at MTNL on their widespread PSTN network.

Jul 2002 - May 2003
Team & coworkers

Colleagues at Transaction Network Services

Other employees you can reach at sns.com. View company contacts →

2 education records

Girish Sivaram education

Ms, Electrical Engineering

Southern Methodist University

Be, Electronics And Telecommunication

University Of Mumbai
FAQ

Frequently asked questions about Girish Sivaram

Quick answers generated from the profile data available on this page.

What company does Girish Sivaram work for?

Girish Sivaram works for Transaction Network Services.

What is Girish Sivaram's role at Transaction Network Services?

Girish Sivaram is listed as Director of Product Management at Transaction Network Services at Transaction Network Services.

What is Girish Sivaram's email address?

AeroLeads has found 1 work email signal at @tnsi.com for Girish Sivaram at Transaction Network Services.

What is Girish Sivaram's phone number?

AeroLeads has found 2 phone signal(s) with area code 425, 877 for Girish Sivaram at Transaction Network Services.

Where is Girish Sivaram based?

Girish Sivaram is based in Seattle, Washington, United States while working with Transaction Network Services.

What companies has Girish Sivaram worked for?

Girish Sivaram has worked for Transaction Network Services, Infobip, Impinj, Telecommunication Systems, Inc., and T-Mobile.

Who are Girish Sivaram's colleagues at Transaction Network Services?

Girish Sivaram's colleagues at Transaction Network Services include Tyrone V., Sai Reddy, Anita Neely, Damon Tunnell, and Diane Cougar.

How can I contact Girish Sivaram?

You can use AeroLeads to view verified contact signals for Girish Sivaram at Transaction Network Services, including work email, phone, and LinkedIn data when available.

What schools did Girish Sivaram attend?

Girish Sivaram holds Ms, Electrical Engineering from Southern Methodist University.

What skills is Girish Sivaram known for?

Girish Sivaram is listed with skills including Mobile Devices, Gsm, Product Management, Telecommunications, Umts, Wireless, Integration, and Lte.

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