David Reith
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David Reith Email & Phone Number

Manager - OT and ICS Cybersecurity Practice at Ernst & Young Global Consulting Services
Location: Pittsburgh, Pennsylvania, United States 12 work roles 4 schools
1 work email found @ey.com LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

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Role
Manager - OT and ICS Cybersecurity Practice
Location
Pittsburgh, Pennsylvania, United States
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David Reith is listed as Manager - OT and ICS Cybersecurity Practice at Ernst & Young Global Consulting Services, a with 371494 employees, based in Pittsburgh, Pennsylvania, United States. AeroLeads shows a work email signal at ey.com and a matched LinkedIn profile for David Reith.

David Reith previously worked as Manager - OT/ICS Cybersecurity Practice at Ernst & Young Global Consulting Services and Specialist Master at Deloitte And Touche Llp. David Reith holds Graduate Certificate, Cyber Security Technology from University Of Maryland University College.

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Profile bio

About David Reith

I am a security professional focused on Industrial Control Systems (ICS) and advising organizations on how to improve and mature their cybersecurity posture.I have experience in both Informational Technology (IT) and Industrial Control Systems (ICS) such as but not limited to SCADA, DCS, PCN, etc., and several industries such as consumer goods, steel, and semiconductor manufacturing, oil and gas, building automation, rail transportation, water and electric utilities. I know that, what is traditionally done in IT can not necessarily be done in ICS. I help bridge the gap between IT and ICS. I can serve in a proactive role by performing assessments, training, policy development and strategies for moving forward. I can also serve in a reactive role aiding in the response and investigation efforts of cyber incidents. My attention to detail and the ability to listen provides me the ability to provide recommendations that are feasible and where possible expand on processes and technology that is already in place reducing the cost and time to mitigate. I have knowledge of several regulations, standards, and frameworks such as NIST CSF, NIST 800-53, NIST 800-82, NIST 800-171, IEC/ISA 62443, NERC CIP v5/6, RG 5.71, NEI 08-09, NEI 13-10, and ISO 27001.I hold multiple certifications such as Certified Information Security Systems Professional (CISSP), Certified Hacking Forensic Investigator (CHFI), Certified Security Analyst (E|CSA), Certified Ethical Hacker (CEH), GIAC Industrial Cyber Security Professional (GICSP), GCED, and GIAC Certified Enterprise Defender (GCED).

Listed skills include Charities, Trusts, Governance, Wills, and 42 others.

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Ernst & Young Global Consulting Services
Ernst & Young Global Consulting Services
Manager - OT and ICS Cybersecurity Practice
Pittsburgh, PA, US
Website
Employees
371494
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12 roles

David Reith work experience

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Specialist Master

Deloitte And Touche Llp

Pittsburgh, Pa

A Specialist Master in the Risk and Financial Advisory practice, specializing in Operational Technology security. Performing cybersecurity assessments, C2M2 and NIST CSF maturity assessment, mitigation plans, policy development, and guidance to improve organizations cyber security posture.

Oct 2018 - Oct 2021

Senior Consultant – Verizon Threat Research Advisory Center (Vtrac)

Served as a case team member, case lead, trainer, and Cyber Incident Response capabilities assessor. Performed digital forensics, developed Cyber Incident Response policies, playbooks, mitigation strategies, and table-top training exercises.

Mar 2018 - Sep 2018

Senior Consultant - Operational Technology And Critical Systems (Otacs)

Project Lead for security reviews and assessments in the Transportation, Manufacturing, Electric, Oil-Gas, and Building Automation/Management sectors, provided sales support and assisted with RFP responses. • Utilized technical expertise to analyze network traffic and identified misconfigurations and anomalies such as malware, the use of unauthorized protocols, and undesirable communications, that were previously unnoticed.• Analyzed configuration files (manual and automated) of computers, switches, routers, and firewalls and identified weaknesses or areas for improvement, including insecure rules/ACLs, weak passwords, and non-compliance.• Provided recommendations and strategies to improve network security architecture, including improved monitoring and alerting, system hardening, isolation and segmentation, and the use of jump hosts.• Contributed to Verizon’s Data Breach Digest.

Mar 2015 - Mar 2018

Senior Lead Technologist

Customer Sites

As the Technical lead for ICS/SCADA assessments and gap analysis developed procedures and step-by-step instructions for passive testing of ICS/SCADA environments. Provided security awareness training based on current and past events. Assisted with proposals for clients in response to an RFP. Ensured assessment and gap analysis of organizations’ policies and procedures met NRC 10 CFR 73.54 compliance as per NEI 08-09.

Apr 2012 - Feb 2015

Cyber Security Consultant

Impact Consulting Solutions, Inc.

Assigned to Westinghouse, performed design assessments of the AP1000 Nuclear Power Plants and systems such as Digital Feed Water to ensure NRC 10 CFR 73.54 compliance and overall cybersecurity. Collaborated with Westinghouse to develop plans and procedures for assessments, design, and specifications for the Cyber Security Monitoring System (CSMS), improving overall security.

Dec 2010 - Mar 2012

Project Lead / Intel Server Support / Network Design / Network Support / Network And Cyber Security

Led network design and cybersecurity initiatives for improving security and ensuring NERC CIP compliance of the SCADA network, including the redesign of the network, developing vulnerability assessment procedures and tests, and creating a test lab and network recovery plans. Developed policies and procedures for hardening of devices.

Sep 1998 - Dec 2010

Sergeant First Class / Network Planner / Section Sergeant

28Th Signal Battalion, Pennsylvania Army National Guard

Planned, configured, and maintained communication networks (phone and data) for a tactical field environment to support different units and locations. Designed, installed, and maintained data networks in the field for Mission Ready Exercises (MRE), which were used for more realistic military training.

Feb 1986 - Feb 2007

Lan Administration / Advanced Support

Mellon Bank

Installed, maintained, and provided day-to-day support of NetWare 4.x LANs, Windows NT LANs with Windows NT, 95/98 workstations. Configured and installed servers, workstations, printers, hardware, and Software as well as making recommendations for new hardware and software to purchase for upgrades of existing equipment and for new equipment. Tested and implemented new hardware and software configurations and applications.

Feb 1998 - Sep 1998

Consultant

Depaul And Associates

Assigned to Mellon Bank, Installed, maintained, and provided day-to-day support of NetWare 4.x LANs, Windows NT LANs with Windows NT, 95/98 workstations. Configured and installed servers, workstations, printers, hardware, and Software as well as making recommendations for new hardware and software to purchase for upgrades of existing equipment and for new equipment. Tested and implemented new hardware and software configurations and applications.

Feb 1998 - Sep 1998

Pc Consultant / Lan Administrator / Project Lead

University Of Pittsburgh Medical Center

Maintained, troubleshoot, and installed for a 5,000-user environment: Novell and NT LANs, servers, computers, printers, and software applications. I determined time, cost, value of repairing equipment. Made recommendations of when to upgrade and purchase new equipment, and what equipment to order, as well as recommendations and testing for software, application upgrades and purchases. I assisted in improving the purchase requisition process for computer equipment and software. I was the project lead for several projects such as the upgrade of the Medical Records department.

Dec 1991 - Mar 1998
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4 education records

David Reith education

Associates Degree, Specialized Technology (Electronics)

Penn Technical Institute

Education record

Pennsylvania Army National Guard Reserves
FAQ

Frequently asked questions about David Reith

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What company does David Reith work for?

David Reith works for Ernst & Young Global Consulting Services.

What is David Reith's role at Ernst & Young Global Consulting Services?

David Reith is listed as Manager - OT and ICS Cybersecurity Practice at Ernst & Young Global Consulting Services.

What is David Reith's email address?

AeroLeads has found 1 work email signal at @ey.com for David Reith at Ernst & Young Global Consulting Services.

Where is David Reith based?

David Reith is based in Pittsburgh, Pennsylvania, United States while working with Ernst & Young Global Consulting Services.

What companies has David Reith worked for?

David Reith has worked for Ernst & Young Global Consulting Services, Deloitte And Touche Llp, Verizon, Booz Allen Hamilton, and Impact Consulting Solutions, Inc..

Who are David Reith's colleagues at Ernst & Young Global Consulting Services?

David Reith's colleagues at Ernst & Young Global Consulting Services include Parth Soni, Lucile Hanson, Jacqueline Cooper, Agnieszka Osik, and Aileen Visser.

How can I contact David Reith?

You can use AeroLeads to view verified contact signals for David Reith at Ernst & Young Global Consulting Services, including work email, phone, and LinkedIn data when available.

What schools did David Reith attend?

David Reith holds Graduate Certificate, Cyber Security Technology from University Of Maryland University College.

What skills is David Reith known for?

David Reith is listed with skills including Charities, Trusts, Governance, Wills, Powers Of Attorney, Charitable Trusts, Inheritance Tax Planning, and Legal Assistance.

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