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Thad Brister
Senior Information Security Engineer - Identity and Access Management at Entergy
Little Rock, AR, United States
Details
Experience:
Design, optimization, and troubleshooting of enterprise IAM system that manages access for over 900 directories, applications, and databases.
2020 : Present
Entergy
Senior Information Security Engineer
● Deployed and managed internal PKI using AD CS, processing over 2000 requests per year
● Managed deployment and operation of AD Federation Services environment for SAML 2.0 based single sign-on, saving over $80,000 versus third-party solutions
● Led deployment and management of McAfee ePO and endpoint protection for 800 servers
● Developed processes for ServiceNow clones and upgrades reducing downtime by over 50%
● Trained other IT and IS employees in PKI
● Served as SME during design and deployment of two-factor authentication (Smartcards)
● Identified a zero-day malware attack within 2 hours, and remediation steps within one day
● Led design and deployment of MOVEit managed secure file transfer solution to meet regulatory requirements
2006 : 2020
Arkansas Blue Cross Blue Shield
Systems Administrator III
● Bronze Star for Service as NCOIC of the CSSAMO section during deployment to Iraq
● Filled the role of Network Engineer (Warrant Officer position) as a Staff Sergeant
● Provided support for VSAT (satellite) and CAISI (secure wireless) systems to 5 units across 3 locations in Iraq
● Managed and Led 9 to 12 military personnel and 4 civilian contractors as NCOIC of Combat Service Support Automation Management Office (CSSAMO)
● Developed and led monthly training classes in soldier skills, IT skills, and physical fitness
● Coordinated asset inventory of over $500,000 of battalion equipment before deployment
2004 : 2011
U.S. Army Reserve
Information System Security NCO
● Provided Support for over 50 desktops and servers, including MacOS, OS X, and Windows
● Responsible for coordination of printer and monitor color values for over 15 computers, 4 printers, and 2 printing presses
● Identified a networking issue that had caused a 90% slowdown to company internet access
● Responsible for support of 4 clients, including on-site troubleshooting and repair
2000 : 2004
The Watkins Company
Systems Analyst
Medical NCOIC
● Wrote battalion Standard Operating Procedure for mass casualty events
● Led and managed 10 to 12 personnel in medical operations
● Section consistently received “Exceeds Standards” classification on battalion evaluations
Medical Specialist
Promoted to Corporal/NCOIC of the Medical Section
● Provided medical support and advice to a company element of approximately 150 soldiers
● Taught over 20 classes on first aid, CPR, environmental injuries, and other medical topics
1998 : 2004
United States Army Reserve
Medical Specialist
2020 : Present
Entergy
Senior Information Security Engineer
● Deployed and managed internal PKI using AD CS, processing over 2000 requests per year
● Managed deployment and operation of AD Federation Services environment for SAML 2.0 based single sign-on, saving over $80,000 versus third-party solutions
● Led deployment and management of McAfee ePO and endpoint protection for 800 servers
● Developed processes for ServiceNow clones and upgrades reducing downtime by over 50%
● Trained other IT and IS employees in PKI
● Served as SME during design and deployment of two-factor authentication (Smartcards)
● Identified a zero-day malware attack within 2 hours, and remediation steps within one day
● Led design and deployment of MOVEit managed secure file transfer solution to meet regulatory requirements
2006 : 2020
Arkansas Blue Cross Blue Shield
Systems Administrator III
● Bronze Star for Service as NCOIC of the CSSAMO section during deployment to Iraq
● Filled the role of Network Engineer (Warrant Officer position) as a Staff Sergeant
● Provided support for VSAT (satellite) and CAISI (secure wireless) systems to 5 units across 3 locations in Iraq
● Managed and Led 9 to 12 military personnel and 4 civilian contractors as NCOIC of Combat Service Support Automation Management Office (CSSAMO)
● Developed and led monthly training classes in soldier skills, IT skills, and physical fitness
● Coordinated asset inventory of over $500,000 of battalion equipment before deployment
2004 : 2011
U.S. Army Reserve
Information System Security NCO
● Provided Support for over 50 desktops and servers, including MacOS, OS X, and Windows
● Responsible for coordination of printer and monitor color values for over 15 computers, 4 printers, and 2 printing presses
● Identified a networking issue that had caused a 90% slowdown to company internet access
● Responsible for support of 4 clients, including on-site troubleshooting and repair
2000 : 2004
The Watkins Company
Systems Analyst
Medical NCOIC
● Wrote battalion Standard Operating Procedure for mass casualty events
● Led and managed 10 to 12 personnel in medical operations
● Section consistently received “Exceeds Standards” classification on battalion evaluations
Medical Specialist
Promoted to Corporal/NCOIC of the Medical Section
● Provided medical support and advice to a company element of approximately 150 soldiers
● Taught over 20 classes on first aid, CPR, environmental injuries, and other medical topics
1998 : 2004
United States Army Reserve
Medical Specialist
Company:
Entergy
Spoken Language:
English
About
Experienced Systems Administrator and Security Engineer with a broad range of knowledge in IT and IS topics, and prior leadership experience serving in the U.S. Army. Currently focused in the Identity and Access Management space.
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