10 Quest Diagnostics security leaders
Executive Director IT Security Risk and Assurance, Senior Director, IT Security and Director, IT Security Identity and Access Management are among the current titles held by these ten Quest Diagnostics security leaders. A reader can learn how security leaders work at Quest Diagnostics from people who have held the role.
Professionals to explore
Al Matahen
LinkedInExperience: Sr. Director, IT Security · Quest Diagnostics
Al Matahen has been Sr. Director, IT Security at Quest Diagnostics since July 2023, based in Paramus, New Jersey. Al Matahen was Director, IT Security at the company from 2020 to 2023 and Manager, IT Security Data Governance & Protection there from 2014 to 2020.
Alla Trakhtengarts
LinkedInExperience: Director of Information Security and Infrastructure Programs · Quest Diagnostics
Alla Trakhtengarts has been Director of Information Security and Infrastructure Programs at Quest Diagnostics since August 2026, based in the Greater Chicago area. Alla Trakhtengarts was Senior Manager, GenAI and R&D Program & Project Delivery at AbbVie from 2025 to 2026 and Associate Director, Head of Project Management Office (PMO) at Lundbeck from 2021 to 2024.
Dennis Walsh
LinkedInExperience: Director, IT Security Identity and Access Management · Quest Diagnostics
Dennis Walsh has been Director, IT Security Identity and Access Management at Quest Diagnostics since January 2008, based in the Greater Philadelphia area. The listing shows this identity and access management role as Dennis Walsh's only work row, held at Quest Diagnostics throughout that time.
Ellen Robinson
LinkedInExperience: Director IT Security Program Office · Quest Diagnostics
Ellen Robinson is a former Director IT Security Program Office at Quest Diagnostics, a role held from April 2006 to May 2007, and was Director IT HIPAA Program Office & Control there from 2002 to 2006. Ellen Robinson was Manager Information Security Policies & Processes at the company from 2007 to 2011, and the listing shows a Retired row since May 2018.
Gail Glover
LinkedInExperience: Director, Information Security · Quest Diagnostics
Gail Glover is a former Director, Information Security at Quest Diagnostics, with the role listed from 1979 to 2007. Gail Glover is based in Montgomery, Alabama, and the profile describes Gail Glover today as an independent information technology and services professional.
Gus Bahamondes
LinkedInExperience: VP IT - CISO · Quest Diagnostics
Gus Bahamondes is a former VP IT - CISO at Quest Diagnostics, a role held from August 2019 to January 2020, and has been VP IT - Technology & Operations at the company since January 2020. Gus Bahamondes was CIO at New Jersey Urology, A Summit Health Company from 2018 to 2019 and VP Information Technology at Wyndham Destinations from 2014 to 2018.
Jamil Salomon
LinkedInExperience: Senior Director, IT Security · Quest Diagnostics
Jamil Salomon has been Senior Director, IT Security at Quest Diagnostics since March 2024, based in Secaucus, New Jersey. Jamil Salomon was Director, IT Security there from 2020 to 2024, Manager, IT Security from 2016 to 2020 and Director of Security Operations Center & Professional Services at SecurView, Inc. from 2008 to 2014.
Ravi Mani
LinkedInExperience: Senior Vice President, Global Chief Information Security Officer · Quest Diagnostics
Ravi Mani is a former Senior Vice President, Global Chief Information Security Officer at Quest Diagnostics, a role held from January 2024 to September 2026. Ravi Mani was Vice President & Chief Information Security Officer at the company from 2020 to 2024 and has been Global Chief Information Security Officer at Nokia since September 2026.
Terri Cetera
LinkedInExperience: Executive Director IT Security Risk and Assurance · Quest Diagnostics
Terri Cetera has been Executive Director IT Security Risk and Assurance at Quest Diagnostics since December 2024, based in Dumont, New Jersey. Terri Cetera was Sr. Director IT Security at the company from 2016 to 2024 and Director, IT Security Customer Service there from 2007 to 2016.
Vijay Walia
LinkedInExperience: Sr. Director, Companion Diagnostics (CDx) Program Software & Cybersecurity · Quest Diagnostics
Vijay Walia has been Sr. Director, Companion Diagnostics (CDx) Program Software & Cybersecurity at Quest Diagnostics since March 2022 and has also held Sr. Director, Regulatory Affairs Haystack Oncology Oncology & Genomics there since April 2025. Vijay Walia held the role Office of Health Technology CDx PMA at the FDA from 2021 to 2022 and was Lead Reviewer PMA & DeNovo CDx IVDs Medical Devices there from 2020 to 2021.
Choose the right perspective
Match the person's area, such as security risk, identity and access management, product cybersecurity or the CISO seat, to the decision you face. Check when each person held the relevant role to judge how recent their view is.
Questions to take into the conversation
- 01What did you change first when you took on your current security role, and why?
- 02How do you decide which security risks need your direct attention and which your team should own?
- 03What has your own work taught you about protecting patient and lab data in a diagnostics company?
Reaching Quest Diagnostics security leaders
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About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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