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Mark Thomas P.E. Email & Phone Number

Senior Engineer at Entergy
Location: Little Rock, Arkansas, United States 11 work roles 2 schools
2 work emails found @entergy.com 2 phones found area 504 and 318 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 2 phones

Work email m****@entergy.com
Direct phone (504) ***-****
LinkedIn Profile matched
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Current company
Role
Senior Engineer
Location
Little Rock, Arkansas, United States
Company size

Who is Mark Thomas P.E.? Overview

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Quick answer

Mark Thomas P.E. is listed as Senior Engineer at Entergy, a with 10050 employees, based in Little Rock, Arkansas, United States. AeroLeads shows a work email signal at entergy.com, phone signal with area code 504, 318, and a matched LinkedIn profile for Mark Thomas P.E..

Mark Thomas P.E. previously worked as Supervisor (Interim), Operational Readiness Modeling at Entergy and Manager (Interim), Transmission Operations Engineering at Entergy. Mark Thomas P.E. holds Bachelor Of Science, Electrical Engineering from Louisiana Tech University.

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*@entergy.com
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Profile bio

About Mark Thomas P.E.

Specialties: NERC Compliance, System Operator Training (PER-005), OSIsoft PI Administration, Areva/Alstom EMS Systems, Areva/Alstom State Estimator Applications (RTNET & STNET), Visual Basic Programing,

Listed skills include Electric Power, Nerc, Power Systems, Scada, and 17 others.

Current workplace

Mark Thomas P.E.'s current company

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Entergy
Entergy
Senior Engineer
new orleans, louisiana, united states
Website
Employees
10050
AeroLeads page
11 roles

Mark Thomas P.E. work experience

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

Senior Engineer

Current
Dec 2022 - Present

Supervisor (Interim), Operational Readiness Modeling

Jul 2022 - Dec 2022

Manager (Interim), Transmission Operations Engineering

United States

Provided leadership to the team while the manager was on special assignment. Responsible for managing a team of engineers that support the State Estimator Application and Model, TOMS Outage Manage System Model, and the MISO model. Significant contributions include:• TOMS Model alignment to Maximo.• Enhanced Storm Reporting capabilities for TOMS.• Established a new State Estimator Contingency definition review and true up process.

Nov 2021 - Jul 2022

Senior Project Engineer

Alexander, Arkansas, United States

Responsible for the design, testing, and integration of major IT projects for Transmission Operations. Significant contributions include:• Control Center Mapboard Display Redesign. • New Transmission Outage Management System (TOMS). • Maximo/TOMS Interface design.• PCI tool integration into Transmission for the management of generator outage requests.• Led a cross-functional team to develop a roadmap to establish a Central Model in Transmission.• Substation Personnel Check-in/out System business case and vendor evaluation.

Jan 2019 - Nov 2021

Manager Of Nerc Compliance

Alexander, Arkansas

Led a team of compliance personnel that were responsible for ensuring the successful implementation of new/revised NERC Reliability Standards within Entergy’s Transmission, Distribution, Nuclear, Power Generation, SPO, and IT organizations. Coordinated Entergy’s commenting and balloting for industry projects that impacted the NERC Reliability Standards. Significant contributions include: • CIP V6 compliance coordination agreements for co-owned generating facilities.• Distribution compliance with Operating Instructions (COM-002).• Established many new relationships with people throughout Transmission, Distribution, Nuclear, Power Generation, SPO, and IT.

Apr 2017 - Jan 2019

Manager Of Transmission Operations Training

Pine Bluff, Arkansas Area

Led a team of trainers and engineers that were responsible for the development and management of the System Operator Training Program. Also responsible for maintaining processes and procedures, and providing support for real-time operations. Significant contributions include: • Merging of the SOC and the 5 TOC Control Centers into 2 Centers (Little Rock and Jackson). • NERC Certification of TOC Dispatchers.• Established the New Operator Training Program.• Established the RTA, Lead, and Switching Operator Qualification Programs.• Established a Power System Basics Training Program that is now available company wide.• Coordinator of Entergy’s 2016 NATF Peer Review.

Jan 2014 - Apr 2017

Manager Transmission System Operations

Pine Bluff, Arkansas

Led a team of Shift Supervisors and Engineers that were responsible for managing real-time operations for Entergy’s NERC Transmission Operator function. Significant contributions include: • Entergy’s MISO Market Integration. • Spinoff of Entergy’s Transmission organization to ITC Holdings (ultimately canceled).• Assisted MISO in transitioning the Independent Coordinator of Transmission (ICT) function from SPP to MISO.• Developed the Load at Risk Notification program and process.

Aug 2008 - Jan 2014

Senior Transmission System Operations Support Engineer

Responsible for providing engineering support for the System Operators performing the Reliability Coordinator, Transmission Operator, and Balancing Authority NERC functions. Supported reliability projects by developing processes and procedures for the System Operators. Significant contributions include:• Helped establish Southwest Power Pool’s (SPP) Independent Coordinator of Transmission (ICT) for Entergy. • Developed original versions of many Transmission Operation’s procedures that are still in use today.• Ensured the SOC was prepared for the NERC Reliability Standards becoming mandatory in 2007. • Developed the Electronic System Notes Software program that remained in use until it was replaced by TOMS in 2021.• Helped establish the SOC Backup Control Center.• Phasor Measurement Unit (PMU) Project that deployed PMUs throughout Entergy’s footprint.

Mar 2004 - Aug 2008

Transmission System Operator/Engineer

Performed the NERC Reliability Coordinator, Transmission Operator and Balancing Authority responsibilities for Entergy. Ensured that the transmission system was operated safely and reliably. Administered the Entergy Open Access Transmission Tariff. Became proficient in using the Alstom/GE Energy Management System (EMS), SCADA, and State Estimator (RTNET and STNET). Significant contributions include:• Developed the Floor Applications that is still in use today.• Created the PTDF and OTDF application that was used to manage congestion on the transmission system until Entergy joined MISO in 2013.• Proficiency in running power flow studies using the State Estimator.• Proficiency in alarm management, managing congestion, generator imbalance, inadvertent, and point-to-point scheduling.• Obtained the NERC System Operator Certification.

Jun 2001 - Mar 2004

Contract Student

Developed a control software used for controlling Pacific Transducer Data Recorders during explosion testing.Developed a calibration software to be used to calibrate accelerometers, pressure and air-blast gages.Installed, balanced, and analyzed data taken from pressure gages, air-blast gages, accelerometers, and strain gages during full-scale explosion testing. Designed and maintained the Y2K database for keeping track of all equipment tested.Became fluent in Visual BasicLearned how to use Microsoft Access

May 1998 - May 2001

Ranger

Cimarron, Nm

Welcomes crews to Philmont and sees them through administrative processing and prepares them for a 7-12 day backpacking trek. Accompanies each assigned crew on the trail for a specified period, coaching them in camping and hiking techniques, care of the land and crew teamwork.

Jun 2000 - Aug 2000
Team & coworkers

Colleagues at Entergy

Other employees you can reach at entergy.com. View company contacts for 10050 employees →

2 education records

Mark Thomas P.E. education

Bachelor Of Science, Electrical Engineering

Activities and Societies: Circle K, Special Olympics Track and Field Games Coordinator, IEEE

Master Of Business Administration - Mba, Business Administration And Management, General

FAQ

Frequently asked questions about Mark Thomas P.E.

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

What company does Mark Thomas P.E. work for?

Mark Thomas P.E. works for Entergy.

What is Mark Thomas P.E.'s role at Entergy?

Mark Thomas P.E. is listed as Senior Engineer at Entergy.

What is Mark Thomas P.E.'s email address?

AeroLeads has found 2 work email signals at @entergy.com for Mark Thomas P.E. at Entergy.

What is Mark Thomas P.E.'s phone number?

AeroLeads has found 2 phone signal(s) with area code 504, 318 for Mark Thomas P.E. at Entergy.

Where is Mark Thomas P.E. based?

Mark Thomas P.E. is based in Little Rock, Arkansas, United States while working with Entergy.

What companies has Mark Thomas P.E. worked for?

Mark Thomas P.E. has worked for Entergy, Entergy Corporation, Us Army Corps Of Engineers, and Philmont Scout Ranch.

Who are Mark Thomas P.E.'s colleagues at Entergy?

Mark Thomas P.E.'s colleagues at Entergy include Harris P, Serdar Serdengeçti, Lynn Milton, Kimberly Mitchell, and Louis Gruntz, Cam.

How can I contact Mark Thomas P.E.?

You can use AeroLeads to view verified contact signals for Mark Thomas P.E. at Entergy, including work email, phone, and LinkedIn data when available.

What schools did Mark Thomas P.E. attend?

Mark Thomas P.E. holds Bachelor Of Science, Electrical Engineering from Louisiana Tech University.

What skills is Mark Thomas P.E. known for?

Mark Thomas P.E. is listed with skills including Electric Power, Nerc, Power Systems, Scada, Energy, Smart Grid, Transmission, and Power Transmission.

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