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Senior Cyber Security Architect & SME

Eagle Scout ∙ US Navy Veteran ∙ Family Man

My Background

Innovative IT Security Architect with over 18 years of experience in analyzing, designing, and implementing security solutions to protect over $30 billion in IT assets for clients in the Oil & Gas, Cloud Services, Financial, and Telecommunications industries, as well as the US Navy. A subject matter expert known for advising senior leadership on PCI DSS/NIST/CIS compliance, cloud/container and on-premises cybersecurity approaches, resolving complex issues, and architecting highly effective risk mitigation solutions to guard against known and zero-day threats. Qualifications include certifications in Cybersecurity, Network Security, and Networking, along with experience in all eight CISSP domains, threat hunting, CI/CD pipeline security, and secure software development lifecycle management for cloud, containerized, and traditional IT systems. Recognized as a strategic leader for spearheading enterprise-level initiatives, building high-performance teams, driving continuous improvement, reducing security costs, and delivering results for industry-leading organizations such as VMware, H&R Block, Visa Inc., Chevron, Orange Business Services, Accenture, EOG Resources, and the US Navy.

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My Experience

Computer with Graph

Senior Staff Security Architect/Engineer - VMware by Broadcom - Remote

May 2022 - Current

Led all aspects of the organization’s container security and vulnerability management program for 16 releases of the Tanzu Kubernetes Grid solution, each comprising over 100 components and hundreds of packages per release. Collected detailed information from over 30 teams and 100+ component code repositories to analyze and assess over 2,000 critical and high vulnerabilities, determining exploitability, impact, likelihood, and remediation/mitigation strategies.

Computers

Senior Security Architect/Engineer - H&R Block - Remote

Nov 2020 - May 2022

Coordinated with cross-functional teams to gather architectural, procedural, policy, and technical information to design and implement robust cybersecurity solutions, strengthening enterprise infrastructure and significantly enhancing defenses against known and zero-day threats. Developed and presented comprehensive documentation to educate all organizational levels on the value of investing in cybersecurity technologies, including the designs, processes, and procedures for implementing and operationalizing these solutions. Calculated the current and projected ROI for each deployed technology.

Software Programmer

Cyber Security Architect - Visa - Remote

Mar 2020 - Sept 2020

Conducted security assessments and security architecture design reviews in a high-tempo environment for over 50 cloud-based applications and their associated infrastructure. Led multiple teams, including SSDLC, Penetration Testing, Mobile Security, PCI Assessment, IAM, Third Party Risk, and Cyber Engineering, to ensure all aspects of new and existing applications were evaluated for risk, and developed remediation initiatives to address each identified risk.

Monitoring Room

Senior Security Architect/Engineer - AT&T - Austin, TX

Sept 2019 - Nov 2019

Evaluated NIST and HIPAA compliance for DADS applications under the HHSC umbrella. Identified the controls required for the 39 DADS applications to meet NIST medium system category compliance and HIPAA overlays.

Standing Meeting

Data Loss Prevention Architect - State of Texas - Austin, TX

May 2019 - Sept 2019

Designed and implemented the Data Loss Prevention (DLP) program for the Office of the Comptroller’s enterprise network, collaborating with multiple divisions to secure data at rest, in motion, and in use through Exact Data Matching (EDM), custom regex matching, proximity rules, data tagging, and egress thresholds. Cultivated cross-divisional collaboration and teamwork.

Globalization concept

Cyber Security Architect - EOG Resources - Houston, TX

Apr 2018 - Sept 2018

Enhanced the cybersecurity posture of EOG Resources using the NIST Cybersecurity Framework by evaluating security needs at both architectural and granular levels, identifying gaps, and leading multiple security projects that significantly increased resilience to external and internal threats.

Modern Work Space

Information Security Operations Manager - MRC Global - Houston, TX

Dec 2017 - March 2018

Managed Security Operations for MRC Global’s advanced security platform and extensive network of vendors through strategic planning, implementation, and oversight of security systems, applications, and processes. Oversaw multiple teams and projects while providing subject matter expertise in security services, incident management, and vendor relations.

Touchscreen Computer

Technical Security Manager - Orange Business Services - Remote

Mar 2017 - Sept 2017

Managed IT security for Orange Business Services’ $100M platform by analyzing and optimizing security systems, applications, and processes. Led strategy sessions with customers, providing subject matter expertise on security services, incident management, and service quality.

Casual Business Meeting

Security & Account Management Systems Analyst - Chevron - Houston, TX

Apr 2016 - July 2016

Delivered IT security solutions for Chevron’s $300M global enterprise. Leveraged subject matter expertise to develop solutions and provide recommendations for both process control and business networks.

Glowing Keyboard

Incident Response Analyst - Accenture - Houston, TX

Jan 2016 - Apr 2016

Managed Intrusion Prevention/Detection Systems to secure Hess Oil’s $250M global enterprise network and implemented IT security architecture best practices and other improvements.

Informative Interview

IT Security Analyst II - Dyonyx - Houston, TX

Nov 2014 - Sept 2015

Managed comprehensive security assessments and testing for DYONYX and its clients, leveraging multiple compliance standards, including NIST, STIG, and FedRAMP.

Giving a Presentation

Security & Network Administrator - Frosch - Houston, TX

Dec 2013 - Sept 2014

Led comprehensive infrastructure security and network operations management initiatives to resolve cybersecurity incidents, investigate root causes, and implement remediation strategies to prevent future compromises.

Technical Controller Working at His Work

Cyber Security & Network Manager - US Navy - Houston, TX

Sept 2005 - Nov 2013

Managed IT Security Operations, Network Security, and Cyber Threat Intelligence to protect $100M in assets for the U.S. Navy from internal and external threats. Leveraged multiple threat intelligence sources—including open source, commercial, and military feeds—to provide data inputs to specialized threat intelligence platforms.

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Education

My Studies

John Foster Dulles HS

Aug 2000 - June 2004

I graduated with honors from the Texas Scholar Program which is an advanced degree. My core studies were general education and advanced computer-aided drafting.

US Navy Vocational School

This school taught me advanced networking techniques for Linux based systems used for global command and control information.

Oct 2008 - Dec 2008

US Navy Vocational School

This school taught me advanced networking and cyber security for Windows based systems primarily used for mission-critical applications.

Oct 2010 - Dec 2010

CompTIA Netork+ Certification

This is a vendor-neutral certification that proves an IT professional's expertise in managing, maintaining, troubleshooting, installing and configuring basic computer networks.

Oct 2008 - No Expiration

CompTIA Security+

Dec 2010 - No Expiration

CompTIA Security+ is a global certification that validates the baseline skills you need to perform core security functions and pursue an IT security career. It establishes the core knowledge required of any cybersecurity role.

My Skills

Active Listening

AI Prompt Engineering

Security Design and Implementation

Cloud Security Architecture Design

Kubernetes Security

Emotional Intelligence

Strategy Development & Implementation

Critical Thinking

Creative Problem Solving

User Behavior & Entity Analytics

Data Loss Prevention

OWASP

Vulnerability Assessment & Management

​NIST CSF

Security Solution Optimization

Project Management

Cloud Security Controls Assessment

Security Initiative Prioritization

Vendor Analysis & Management

End-user Security Awareness Training

Documentation

Risk Assessment & Management

Cloud Access Security Broker

Defense Automation

Security Roadmap Development

STRIDE & DREAD Threat Modeling

Threat Intelligence & Hunting

Team Development & Coaching

CIS, PCI, GDPR, CCPA Compliance

Proxies & Traffic Decryption

Risk Assessment

Leadership

​Threat Analysis and Remediation

Image by Patrick Perkins

Risk Assessment & Management

Seeing the Unseen

Image by Verne Ho

Security Architecture

Above and Beyond

Image by Markus Spiske

"Cyber-Security is much more than a matter of IT"

Stephane Nappo

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