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Robert Tillman Email & Phone Number

VP, Optum AI at UnitedHealth Group
Location: New York, United States 9 work roles 3 schools
1 work email found @indexexchange.com 1 phone found area 334 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email r****@indexexchange.com
Direct phone (334) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
UnitedHealth Group
Role
VP, Optum AI
Location
New York, United States
Company size
100135 employees

Who is Robert Tillman? Overview

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Quick answer

Robert Tillman is listed as VP, Optum AI at UnitedHealth Group, a with 100135 employees, based in New York, United States. AeroLeads shows a work email signal at indexexchange.com, phone signal with area code 334, and a matched LinkedIn profile for Robert Tillman.

Robert Tillman previously worked as Senior Director, Optum AI at Unitedhealth Group and Senior Director, Head of Machine Learning and Optimization at Index Exchange. Robert Tillman holds Ph.D., Logic, Computation, And Methodology from Carnegie Mellon University.

Company email context

Email format at UnitedHealth Group

This section adds company-level context without repeating Robert Tillman's masked contact details.

{first}.{last}@indexexchange.com
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AeroLeads found 1 current-domain work email signal for Robert Tillman. Compare company email patterns before reaching out.

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Profile bio

About Robert Tillman

Robert Tillman is a VP, Optum AI at UnitedHealth Group. He possess expertise in machine learning, computational statistics, statistical signal processing, time series analysis, econometrics and 12 more skills.

Listed skills include Machine Learning, Computational Statistics, Statistical Signal Processing, Time Series Analysis, and 13 others.

Current workplace

Robert Tillman's current company

Company context helps verify the profile and gives searchers a useful next step.

UnitedHealth Group
Unitedhealth Group
VP, Optum AI
New York, NY, US
Website
unitedhealthgroup.com
Employees
100135
AeroLeads page
Company profile
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9 roles

Robert Tillman work experience

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

Senior Director, Head Of Machine Learning And Optimization

Index Exchange

Toronto, Ontario, Ca

Led machine learning research initiatives and a team focused on optimizing the efficiency of real time auctions for a supply side ad exchange

Oct 2021 - Sep 2022

Research Director (Executive Director), Ai Research

J.P. Morgan

New York, Ny, Us

Led research initiatives and a team of researchers focused on both fundamental research problems in AI and ML and applications across J.P. Morgan’s different lines of business

Apr 2019 - Oct 2021

Quantitative Portfolio Manager, Head Of Quantitative Research

Mu4 Investments Llc

Led research and development for a startup quantitative trading firm and managed a portfolio of medium frequency market neutral trading strategies for global equity markets

Aug 2014 - Mar 2019

Quantitative Researcher

Radix Trading Llc

Chicago, Illinois, Us

High frequency trading strategies for futures markets

Aug 2013 - Jul 2014

Quantitative Research Analyst

Rotella Capital Management

Bellevue, Washington, Us

Medium frequency market neutral trading strategies for global equity markets

Jul 2011 - Jul 2013

Quantitative Research Intern

Worldquant Llc

Old Greenwich, Ct, Us

Researched and developed a medium frequency market neutral trading strategy for U.S. equities

May 2010 - Aug 2010

Research Intern, Machine Learning And Applied Statistics Group

Microsoft Research

Redmond, Washington, Us

Developed a probabilistic model and inference procedure for managing targeted display ad inventory

May 2009 - Aug 2009
Team & coworkers

Colleagues at UnitedHealth Group

Other employees you can reach at unitedhealthgroup.com. View company contacts for 100135 employees →

AH Amanda Hustad Amanda Hustad Colleague at Unitedhealth GroupBristol, Virginia, United States View → JJ Jennifer Jarabek Jennifer Jarabek Colleague at Unitedhealth GroupProvidence County, Rhode Island, United States View → WG Whitney Green Whitney Green Colleague at Unitedhealth GroupSilver Spring, Maryland, United States View → KK Kiran Kumar Kiran Kumar Colleague at Unitedhealth GroupDallas-Fort Worth Metroplex, United States View → MW Michelle Wright Michelle Wright Colleague at Unitedhealth GroupNashville Metropolitan Area, United States View → CB Christopher Bowers Christopher Bowers Colleague at Unitedhealth GroupFullerton, California, United States View → MK Michael Khoury Michael Khoury Colleague at Unitedhealth GroupGreater Boston, United States View → WC William Cheesman William Cheesman Colleague at Unitedhealth GroupLong Beach, California, United States View → CM Christine Mccartney Harris Christine Mccartney Harris Colleague at Unitedhealth GroupWethersfield, Connecticut, United States View → MC Michael Cardenas Michael Cardenas Colleague at Unitedhealth GroupChico, California, United States View →
3 education records

Robert Tillman education

Ph.D., Logic, Computation, And Methodology

Carnegie Mellon University

M.S., Machine Learning

Carnegie Mellon University

B.S./B.A., Mathematics, Philosophy, Psychology

Tulane University
FAQ

Frequently asked questions about Robert Tillman

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

What company does Robert Tillman work for?

Robert Tillman works for UnitedHealth Group.

What is Robert Tillman's role at UnitedHealth Group?

Robert Tillman is listed as VP, Optum AI at UnitedHealth Group.

What is Robert Tillman's email address?

AeroLeads has found 1 work email signal at @indexexchange.com for Robert Tillman at UnitedHealth Group.

What is Robert Tillman's phone number?

AeroLeads has found 1 phone signal(s) with area code 334 for Robert Tillman at UnitedHealth Group.

Where is Robert Tillman based?

Robert Tillman is based in New York, United States while working with UnitedHealth Group.

What companies has Robert Tillman worked for?

Robert Tillman has worked for Unitedhealth Group, Index Exchange, J.P. Morgan, Mu4 Investments Llc, and Radix Trading Llc.

Who are Robert Tillman's colleagues at UnitedHealth Group?

Robert Tillman's colleagues at UnitedHealth Group include Amanda Hustad, Jennifer Jarabek, Whitney Green, Kiran Kumar, and Michelle Wright.

How can I contact Robert Tillman?

You can use AeroLeads to view verified contact signals for Robert Tillman at UnitedHealth Group, including work email, phone, and LinkedIn data when available.

What schools did Robert Tillman attend?

Robert Tillman holds Ph.D., Logic, Computation, And Methodology from Carnegie Mellon University.

What skills is Robert Tillman known for?

Robert Tillman is listed with skills including Machine Learning, Computational Statistics, Statistical Signal Processing, Time Series Analysis, Econometrics, Nonparametric Statistics, High Frequency Trading, and Statistical Arbitrage.

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