Principal Security Engineer
Current
Sep 2021 - Present
AeroLeads people directory · profile
Michael Hennessey Email & Phone Number
Principal Security Engineer
at
Okta
2 work emails found
@metlife.com
2 phones found area 207 and 866
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Principal Security Engineer
Location
Raleigh-Durham-Chapel Hill Area, United States, United States
Company size
Who is Michael Hennessey? Overview
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Quick answer
Michael Hennessey is listed as Principal Security Engineer at Okta, a company with 3306 employees, based in Raleigh-Durham-Chapel Hill Area, United States, United States. AeroLeads shows a work email signal at metlife.com, phone signal with area code 207, 866, and a matched LinkedIn profile for Michael Hennessey.
Michael Hennessey previously worked as Principal Security Engineer at Metlife and Lead Enterprise Security Engineer at Metlife. Michael Hennessey holds Ms, Information Systems from University Of Maine.
Company email context
Email format at Okta
This section adds company-level context without repeating Michael Hennessey's masked contact details.
{first_initial}{last}@metlife.com
89% confidence
AeroLeads found 2 current-domain work email signals for Michael Hennessey. Compare company email patterns before reaching out.
Profile bio
About Michael Hennessey
With 10+ years of experience and a security first mindset, I architect holistic solutions to today's security challenges. Specializing in network, endpoint, and identity, my primary focus is on strategy and execution of answering the question "What comes next?"Focus Areas:Zero-Trust ArchitecturesDigital IdentityMobile Device ManagementCloud and Network Access (CASB/SASE)
Listed skills include Firewalls, Active Directory, Servers, Networking, and 33 others.
Current workplace
Michael Hennessey's current company
Company context helps verify the profile and gives searchers a useful next step.
Okta
8 roles
Michael Hennessey work experience
A career timeline built from the work history available for this profile.
Principal Security Engineer
Aug 2019 - Sep 2021
Lead Enterprise Security Engineer
* Security consultant to multiple projects; identifying regulatory and best practice security requirements* Drives and oversees all efforts for consolidation and migration project of all global DHCP/DNS to Infoblox* Actively collaborates on cross-functional teams to design/implement new solutions for the global enterprise* Involved in multiple on-going.
Feb 2017 - Aug 2019
Senior Enterprise Security Engineer
* Architected and supports RADIUS services for global WPA2-Enterprise Wireless* Configures and maintains RSA Authentication manager to support global two-factor authentication for remote access.* Assists in configuring and testing SSL VPN Gateway and Citrix NetScaler authentication mechanisms.* Troubleshoots and configures TACACS+ authentication across.
Aug 2015 - Feb 2017
Information Security Engineer
Synernet, Inc.
* Configure/maintain firewall, network, and server equipment to support business needs* Perform regular access audits (Active Directory, firewall exceptions, perimeter and internal vulnerabilities).* Write/review security policies for internal employees and customers to ensure security best practices and HIPAA compliance* Create/review security plans to.
Oct 2013 - Aug 2015
Network Administrator
Synernet, Inc.
* Manage Active Directory/Group Policy configuration* Maintain/troubleshoot all tasks relating to the Citrix environment* Custom scripting/programming to automate tasks and increase efficiency* Maintain file/server backup system for information assurance* Regularly review proprietary software to identify ways for improvement* Maintain firewall and.
Jan 2010 - Oct 2013
Research Assitant
* Lead programmer for University of Maine in designing prototype emergency management software for the Maine National Guard* Developed.NET web services (SOAP) to securely handle documented middleware requirements* Created and maintained MS-SQL Server databases* Focus on Object-Oriented Design and Rapid Application Development* Managed access rights for web.
Jun 2009 - May 2010
Client Support Rep
* Acted as a single point of contact for all users of L.L. Bean Information Services to direct questions and report problems on technical issues.* Performed troubleshooting and administration of user rights and permissions.* Escalated problems to the appropriate staff for resolution with the goal of business resumption as quickly as possible.* Assisted in.
May 2006 - Apr 2009
Team & coworkers
Colleagues at Okta
Other employees you can reach at okta.com. View company contacts for 3306 employees →
SM
Stuart Muyambi
Colleague at Okta
United Kingdom, United Kingdom
View →
MH
Mark Hoskins
Colleague at Okta
Raleigh-Durham-Chapel Hill Area, United States
View →
GD
George Deak Harada
Colleague at Okta
Tokyo, Japan, Japan
View →
RP
Raphael Pacano
Colleague at Okta
Washington, District Of Columbia, United States, United States
View →
ET
Edy Tamrin
Colleague at Okta
Gambir, Jakarta, Indonesia, Indonesia
View →
AG
Abby Grotz
Colleague at Okta
Seattle, Washington, United States, United States
View →
NK
Neha Kumari
Colleague at Okta
Gurugram, Haryana, India, India
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CK
Cynthia Kwok
Colleague at Okta
Singapore, Singapore
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NP
Nate Pfister
Colleague at Okta
Springville, Utah, United States, United States
View →
HP
Harikrishnan Pichumani
Colleague at Okta
Bengaluru, Karnataka, India, India
View →
Stuart Muyambi
Colleague at Okta
United Kingdom, United Kingdom
View →
MH
Mark Hoskins
Colleague at Okta
Raleigh-Durham-Chapel Hill Area, United States
View →
GD
George Deak Harada
Colleague at Okta
Tokyo, Japan, Japan
View →
RP
Raphael Pacano
Colleague at Okta
Washington, District Of Columbia, United States, United States
View →
ET
Edy Tamrin
Colleague at Okta
Gambir, Jakarta, Indonesia, Indonesia
View →
AG
Abby Grotz
Colleague at Okta
Seattle, Washington, United States, United States
View →
NK
Neha Kumari
Colleague at Okta
Gurugram, Haryana, India, India
View →
CK
Cynthia Kwok
Colleague at Okta
Singapore, Singapore
View →
NP
Nate Pfister
Colleague at Okta
Springville, Utah, United States, United States
View →
HP
Harikrishnan Pichumani
Colleague at Okta
Bengaluru, Karnataka, India, India
View →
2 education records
Michael Hennessey education
Ms, Information Systems
Bachelor'S, Information System Engineering
FAQ
Frequently asked questions about Michael Hennessey
Quick answers generated from the profile data available on this page.
What company does Michael Hennessey work for?
Michael Hennessey works for Okta.
What is Michael Hennessey's role at Okta?
Michael Hennessey is listed as Principal Security Engineer at Okta.
What is Michael Hennessey's email address?
AeroLeads has found 2 work email signals at @metlife.com for Michael Hennessey at Okta.
What is Michael Hennessey's phone number?
AeroLeads has found 2 phone signal(s) with area code 207, 866 for Michael Hennessey at Okta.
Where is Michael Hennessey based?
Michael Hennessey is based in Raleigh-Durham-Chapel Hill Area, United States, United States while working with Okta.
What companies has Michael Hennessey worked for?
Michael Hennessey has worked for Okta, Metlife, Synernet, Inc., University Of Maine, and L.L. Bean.
Who are Michael Hennessey's colleagues at Okta?
Michael Hennessey's colleagues at Okta include Stuart Muyambi, Mark Hoskins, George Deak Harada, Raphael Pacano, and Edy Tamrin.
How can I contact Michael Hennessey?
You can use AeroLeads to view verified contact signals for Michael Hennessey at Okta, including work email, phone, and LinkedIn data when available.
What schools did Michael Hennessey attend?
Michael Hennessey holds Ms, Information Systems from University Of Maine.
What skills is Michael Hennessey known for?
Michael Hennessey is listed with skills including Firewalls, Active Directory, Servers, Networking, Microsoft Sql Server, Cisco Technologies, Technical Support, and Network Security.
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