Dionicio Concepcion

Dionicio Concepcion: Email & Phone Number

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Mainframe Security Administrator (RACF & IBM zSecure – CSX Project) at Tata Consultancy Services|New York, New York, United States

Position:

Mainframe Security Administrator (RACF & IBM zSecure – CSX Project) at Tata Consultancy Services

Location:

New York, New York, United States

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Last updated: 2025-11-11
Updated: 2025-11-11

Found email addresses for Dionicio Concepcion:

Business emails:
Personal emails:
c***@opm.gov,
c***@hotmail.com

Found phones for Dionicio Concepcion:

+1-623-***-**50,
+1-870-***-**08
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Work Experience 15 years

Mainframe Security Administrator (RACF & IBM zSecure – CSX Project) at Tata Consultancy Services

Feb 2024 - Current

IAM Analyst at Bold View Labs

Mar 2019 - Feb 2024

RACF Access Management Administrator at U.S. Office of Personnel Management (OPM)

Feb 2018 - Mar 2019

Information Assurance Engineer at Federal Bureau of Investigation (FBI)

Apr 2014 - Feb 2018

USMC Mainframe Enterprise Cyber Security Officer at Marine Corps Recruiting

Mar 2012 - Mar 2014

Mainframe Security Analyst at Wells Fargo

May 2011 - Dec 2011

Dionicio Concepcion started working in 2011, then the employee has changed 5 companies and 5 jobs. On average, Dionicio Concepcion works for one company for 2 years 6 months.

Their professional focus is Access Management, Asset Management Analyst, and CA-Top Secret across 3 core areas.

Education

AAS degree in Computer Science at Borough of Manhattan Community College

Applied Computer Technology at Business Automation School

Frequently Asked Questions

What is Dionicio Concepcion's email address?

SignalHire found verified email addresses for Dionicio Concepcion, both business and personal. Their business email is d****************n@tcs.com, and personal emails include d***@yahoo.com, c***@opm.gov, and c***@hotmail.com.

What is Dionicio Concepcion's phone number?

SignalHire found multiple verified phone numbers for Dionicio Concepcion: +1-909-***-**48, +1-623-***-**50, and +1-870-***-**08.

How do I contact Dionicio Concepcion at Tata Consultancy Services?

You can reach Dionicio Concepcion through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Dionicio Concepcion's professional background?

Dionicio Concepcion has 15 years of professional experience. They have held roles including IAM Analyst, RACF Access Management Administrator, and Information Assurance Engineer at companies such as Bold View Labs, U.S. Office of Personnel Management (OPM), and Federal Bureau of Investigation (FBI). Their education includes AAS degree in Computer Science from Borough of Manhattan Community College, and Applied Computer Technology from Business Automation School.

Is Dionicio Concepcion's contact information up to date?

Yes. Dionicio Concepcion's SignalHire profile was last updated on 11 November 2025, reflecting their current position as Mainframe Security Administrator (RACF & IBM zSecure – CSX Project) at Tata Consultancy Services in Mumbai, Maharashtra, India.

Dionicio Concepcion Namesakes

Name
Company
Position
Dionicio Concepcion
Senior Mainframe Security (IAM)
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