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ESnet Staff

*indicates staff holds a matrixed position

ESnet Leadership

InderMohan Oct2023 BartNagelPhoto 5466rev v2
Executive Director, ESnet; Division Director, Scientific Networking
+1 510 486 6531
Lucas.jpg
Deputy of Business Operations
CGuok Headshot 20240807
Chief Technology Officer, Planning and Innovation Department Head
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Chief Security Officer, Group Lead of Vulnerability & Threat Management
IMG 1790
Director, Network Engineering
MacAuley
Acting Systems & Software Department Head
LukeBaker Aug2025 0468 crop sq
Group Lead
Ed Balas
Group Lead
dylan jacob
Acting Group Lead
Samanda Portrait v2
Administrative Supervisor
Joe Nasal headshot
Project Manager Group Lead
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Culture & Communications Lead, ESnet
IMG 0699 2 Chris Robb Headshot
Group Lead
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Group Lead
XBD 202207 081 002 Jessica Schmit
Network Engineering Group Lead
Eric Smith
Acting Group Lead
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Group Lead
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Group Lead
Andrew Wiedlea 8687x crop fnl
Acting Group Lead
Alex Withers
Group Lead
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Group Lead
Xi Yang
Acting Group Lead
Elena Zehnder
Business Manager

Business Office

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Deputy of Business Operations
BonnieMillenbaugh
Sr. Division Administrator
Anna Susanszky
Program Operations
Candace Nitake
Program Operations Analyst
swikriteewagle
Program Operations
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Division Administrator
Elena Zehnder
Business Manager
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Division Administrator
Katy Nasitka Portrait v2
Division Administrator
Gunisha Chopra
Programs Ops Analyst
Samanda Portrait v2
Administrative Supervisor
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Program Manager
DawnU
Division Administrator

Cybersecurity Department

adam slagell 2932 crop
Chief Security Officer, Group Lead of Vulnerability & Threat Management
Sally Wine
Project Management

Cybersecurity - Vulnerability & Threat Management

adam slagell 2932 crop
Chief Security Officer, Group Lead of Vulnerability & Threat Management
Haberman Headshot2
Security Engineer
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Security Engineer
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Senior Network Security Engineer

Cybersecurity - Security Engineering

Alex Withers
Group Lead
Kapil Argawal
Security Engineer
Dop
Senior Security Engineer
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Security Engineer
Patrick Storm
Security Engineer
Fern S
Software Engineer
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Security Engineer

Network Services

IMG 1790
Director, Network Engineering
Dale Carder
Services Lead, Network Engineering
dorn 00163
NS Senior Technical Lead

Network Services - Data and Facilities Services

ESnet logo Jan2025 Orb RGB Color4x
Group Lead
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Network Engineer
ESnet Mark Teal
Network Engineer
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Network Operations Analyst
JJ Christman
Network Engineer
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Network Engineer
Paul Wefel
Network Engineer
Remy Doucet
Computer Systems Engineer
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Computer Systems Engineer
Sam Moats
Computer Systems Engineer
Muruganantham dhivakaran v
Computer Systems Engineer
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Computer Systems Engineer
George Robb
Computer Systems Engineer
MFernando
Network Engineer
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Unix Systems Engineer

Network Services - Peering & Upstream Connections

XBD 202207 081 002 Jessica Schmit
Network Engineering Group Lead
Jackson Gor
Network Engineer
Josh Jay Stewart ESnet Network Engineer
Network Engineer

Network Services - ENOC

IMG 0699 2 Chris Robb Headshot
Group Lead
Jeff Berman
NOC Engineer
matt cirigliano
NOC Engineer
pedroherrera
Network Operations Engineer
Hutch
NOC Engineer
Divya Karanam
NOC Engineer
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Network Operations Engineer
Jeremy Rosenberg Headshot 2
NOC Engineer

Network Services - Optical Network

dylan jacob
Acting Group Lead
Blodgett
Network Engineer
Nathan Miller
Network Engineer
Kate Robinson
Network Engineer

Network Services - Core Routing

dylan jacob
Acting Group Lead
ESnet Mark Teal
Network Engineer
jhess sailing headshot
Network Engineer
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Network Engineer
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Network Engineer

Network Services - Sites and Internal Collaboration

XBD 202207 081 002 Jessica Schmit
Network Engineering Group Lead
Image from iOS
Network Engineer
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Network Engineer
Brian Eschen
Network Engineer
Shawn Brown
Network Engineer

Network Services - Engineering Automation & Tools

Eric Smith
Acting Group Lead
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Network Engineer
Epa Matsangaise
Network Engineer
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Planning & Innovation Department

CGuok Headshot 20240807
Chief Technology Officer, Planning and Innovation Department Head

Planning & Innovation - Planning & Architecture

ctracy photo
Group Lead
IMG 2103
Planning and Architecture Engineer
Bruce-Mah.jpg
Software Engineer
Jiachuan Tian3
Computer Systems Engineer
ESnet Mark Teal
Computer Systems Engineer
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Security Engineer

Planning & Innovation - Pilots & Prototypes

Derek Howard
Software Engineer
Xi Yang
Acting Group Lead
JustasBalcas 1200px
Software Engineer

Planning & Innovation - Advanced Technologies & Testbeds

John Wu 2025 2609 cropsq
Group Lead
Eric Pouyoul2
Computer Systems Engineer
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Network Research Engineer
kvasu head shot2
Network Research Engineer
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Networking Research Engineer
Se Young Yu
Network Research Engineer
Gupta Arpit 09 new23
Computer Faculty Scientist
Charu headshot 1
Quantum Network Modeling and Simulation Developer
Bin head shot
Network and AI Software Developer

Systems and Software Department

MacAuley
Acting Systems & Software Department Head
RichardOakes
Agile Scrum Master

Systems and Software - Measurement & Analysis

Ed Balas
Group Lead
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Software Engineer
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Software Engineer
Samir
Software Engineer
James Kafader
Software Engineer
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Software Engineer
Sarah Larsen
Software Engineer
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Full Stack Software Engineer
KatrinaTurnerHeadshot
Front End Software Engineer
Sukhada Gholba
Software Engineer
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Computer Systems Engineer
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Computer Systems Engineer
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Full Stack Software Engineer

Systems and Software - Orchestration and Core Data

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Group Lead
alex albino 5462
Full Stack Software Engineer
Garrett Birkel
Full Stack Engineer (Python Focused)
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Software Engineer
Charlie Devilholm 15451
Full Stack Software Engineer
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Back End Python Software Engineer
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Back End Python Software Engineer
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Full Stack Software Engineer
Marc Koerner ESnet
Software Engineer
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Full Stack Software Engineer
Nemi
Software Engineer
Alex Ray headshot
Software Engineer
bill stephens
Garrett Stewart
Full Stack Software Engineer
Ryan Vredenburg
Software Engineer

Systems and Software - Platform Engineering

LukeBaker Aug2025 0468 crop sq
Group Lead
Jason kang Headshot
Computer Systems Engineer
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Computer Systems Engineer
Shawn KWANG
Computer Systems Engineer
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Platform Engineer

Systems and Software - Business Automation

MacAuley
Acting Systems & Software Department Head
Brooklin Gore
Computer Systems Engineer

Systems and Software - Project Management

Joe Nasal headshot
Project Manager Group Lead
Sammy Headshot
Technical Project Manager
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Project Manager
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Project Coordinator
XBD 202210 190 001 Britt Gathright
IT Project Manager
IMG 0816 David Sundquist
IT Project Manager

Science Engagement

Andrew Wiedlea 8687x crop fnl
Acting Group Lead
EliDart2024
Computer Systems Engineer
jeff dambrogia
Science Engagement Engineer
davidmartin
Science Engagement Engineer
zurawski
Science Engagement Engineer
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Communications

BonniePowell May2025 8383 edited 1200px
Culture & Communications Lead, ESnet
SaraHarmon 500px
Technical Writer