Senior Reactor Operator
CurrentControl Room Supervisor at the Peach Bottom Atomic Power Station responsible for safe and reliable plant operations.
Aug 2021 - Present
AeroLeads people directory · profile
Mark Thomas Email & Phone Number
Senior Reactor Operator
at
Constellation
1 work email found
@exeloncorp.com
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 86%
Current company
Role
Senior Reactor Operator
Location
Delta, Pennsylvania, United States
Company size
Who is Mark Thomas? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Mark Thomas is listed as Senior Reactor Operator at Constellation, a with 3390 employees, based in Delta, Pennsylvania, United States. AeroLeads shows a work email signal at exeloncorp.com and a matched LinkedIn profile for Mark Thomas.
Mark Thomas previously worked as Senior Reactor Operator Canidate at Exelon Nuclear and Unit Chemist at Exelon Nuclear. Mark Thomas holds B.S., Chemistry from Lebanon Valley College.
Company email context
Email format at Constellation
This section adds company-level context without repeating Mark Thomas's masked contact details.
{first}.{last}@exeloncorp.com
86% confidence
AeroLeads found 1 current-domain work email signal for Mark Thomas. Compare company email patterns before reaching out.
Profile bio
About Mark Thomas
Mark Thomas is a Senior Reactor Operator at Constellation.
Current workplace
Mark Thomas's current company
Company context helps verify the profile and gives searchers a useful next step.
Constellation
5 roles
Mark Thomas work experience
A career timeline built from the work history available for this profile.
Senior Reactor Operator Canidate
An Initial License Training trainee seeking a SRO license for the Peach Bottom Atomic Power Station.
Jan 2020 - Aug 2021
Unit Chemist
Tasked with owning chemistry programs that ensure protection of reactor vessel internals, fuel integrity, and dose reduction.
Nov 2013 - Jan 2020
Nuclear Chemical Technician
Obtained and analytically tested chemistry samples to monitor plant chemistry and radiological conditions.
Jun 2011 - Nov 2013
Quality Assurance Analyst
Performed analytical chemistry testing on finished pharmaceutical products. Also, was a member of a computer validation team that was responsible for validating the methodology and performance of new automated laboratory equipment.
Jun 2010 - May 2011
Team & coworkers
Colleagues at Constellation
Other employees you can reach at constellation.com. View company contacts for 3390 employees →
MS
Max Sperando
Colleague at ConstellationGreater Chicago Area, United States
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SN
Sai Nikhil Reddy
Colleague at ConstellationDecatur, Georgia, United States
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KB
Kevin Buckley
Colleague at ConstellationLiverpool, New York, United States
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WR
William Resch
Colleague at ConstellationOswego, New York, United States
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CM
Cindy Matthews
Colleague at ConstellationBaltimore, Maryland, United States
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PJ
Patricia Jones
Colleague at ConstellationLusby, Maryland, United States
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DL
David Luebbe
Colleague at ConstellationDavenport, Iowa, United States
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KT
Kari Thompson
Colleague at ConstellationBaldwinsville, New York, United States
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JG
Justin Greer
Colleague at ConstellationAmboy, Illinois, United States
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JY
Julianna Yablonski
Colleague at ConstellationPhiladelphia, Pennsylvania, United States
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Max Sperando
Colleague at ConstellationGreater Chicago Area, United States
View →
SN
Sai Nikhil Reddy
Colleague at ConstellationDecatur, Georgia, United States
View →
KB
Kevin Buckley
Colleague at ConstellationLiverpool, New York, United States
View →
WR
William Resch
Colleague at ConstellationOswego, New York, United States
View →
CM
Cindy Matthews
Colleague at ConstellationBaltimore, Maryland, United States
View →
PJ
Patricia Jones
Colleague at ConstellationLusby, Maryland, United States
View →
DL
David Luebbe
Colleague at ConstellationDavenport, Iowa, United States
View →
KT
Kari Thompson
Colleague at ConstellationBaldwinsville, New York, United States
View →
JG
Justin Greer
Colleague at ConstellationAmboy, Illinois, United States
View →
JY
Julianna Yablonski
Colleague at ConstellationPhiladelphia, Pennsylvania, United States
View →
1 education record
Mark Thomas education
FAQ
Frequently asked questions about Mark Thomas
Quick answers generated from the profile data available on this page.
What company does Mark Thomas work for?
Mark Thomas works for Constellation.
What is Mark Thomas's role at Constellation?
Mark Thomas is listed as Senior Reactor Operator at Constellation.
What is Mark Thomas's email address?
AeroLeads has found 1 work email signal at @exeloncorp.com for Mark Thomas at Constellation.
Where is Mark Thomas based?
Mark Thomas is based in Delta, Pennsylvania, United States while working with Constellation.
What companies has Mark Thomas worked for?
Mark Thomas has worked for Constellation, Exelon Nuclear, and Bayer Healthcare.
Who are Mark Thomas's colleagues at Constellation?
Mark Thomas's colleagues at Constellation include Max Sperando, Sai Nikhil Reddy, Kevin Buckley, William Resch, and Cindy Matthews.
How can I contact Mark Thomas?
You can use AeroLeads to view verified contact signals for Mark Thomas at Constellation, including work email, phone, and LinkedIn data when available.
What schools did Mark Thomas attend?
Mark Thomas holds B.S., Chemistry from Lebanon Valley College.
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