Our Team

Sean McEnroe – Managing Partner, Quality & Assurance

Sean McEnroe grew up in Wellesley, Massachusetts, son of a former US Army Officer. He could read and speak Japanese and Cantonese before he finished high school. He went to Taiwan to learn Mandarin then joined the US Air Force and graduated from the Defense Language Institute in Monterey, CA. Having mastered Chinese Mandarin and several other Asian languages. He then graduated from the USAF School of Applied Cryptologic Sciences. He served in the elite USAFSS as an Intelligence Analyst.

After the Air Force he became a software engineer for Digital Equipment, then DataPrep HK.

There he worked with the Managing Director, Ned Chang former CFO of Wang labs to develop the first full page Chinese word processor and Chinese digital dictionary. DataPrep HK received approval from the Chinese Ministry of Science and Technology to allow the sale of Word Processors and computers in government ministries in China before general commercial agreements with US companies were possible. He continued to increase business for DataPrep HK by selling single board computers to perform real time control tasks for discrete and continuous process operations in China. During this time period he wrote real time device drivers and modified source code for several Operating Systems. He then went back to the US took a BS degree in Computer Science at Boston University.

In the Boston area Sean did real-time consulting work for companies such as Raytheon Missile, Raytheon Submarine, AS&E, Martin Marietta, NASA Ames, NASA Langley, Concord Communications, Exxon, IBM Manassas, AT&T, BB&N, Motorola, Nortel, and Network Engines.

Leader in real-time systems design for both military and commercial systems.

He was widely recognized as a leader in real-time systems design for both military and commercial systems. He also designed the first real-time sortation control system for Mantissa Corporation in Charlotte, NC.  His first Project was for Home Shoppers Network. His software is still running in Borders, Cal cartage, Phillips Van Heusen, Commodities Ltd., Newark Electronics Nike, New balance, Cardinal Health, and sites in S. Korea and China. He then spent nearly 20 years at ORACLE First as a Principal Software Engineer then as the Lead Security.

PoC for the Linux & Virtualization Team and specifically responsible for the security of their LDoms product which generated more than 900 million USD in annual revenues. Since then he has worked on Cloud Security on the AWS and Azure platforms.

Prior to joining Yusufali & Associates

Sean was responsible for working on the SOC2, ISO 27001:2013, and FedRamp moderate audits for the IBM/RedHat OpenShift Dedicated Product. To streamline the FedRamp certification process he worked with the Information Security and Product Security teams to implement the NIST Cyber Security Framework (CSF) for the OpenShift Dedicated cloud service. OpenShift Dedicated is an autoscaling Kubernetes orchestration Platform as a service (PaaS) residing on the AWS platform.

Education and Professional Certifications

  • Executive MBA, Babson College, Financial Accounting, Managerial Accounting, Economics, Marketing, & Organizational Behavior;

  • Bachelor of Science Computer Science Boston University

  • CISSP Certified Information Systems  Security  Professional

  • CCSP Certified Cloud Security Professional


Balázs Nagy – Chief Technology Officer

Mr. Nagy is an inventor and engineer at heart experienced in coordinating teams of different disciplines and aligning business and technical experts to build systems.

Balazs has worked in billion-dollar corporations as well as start-ups.

Born in Budapest, educated in Paris and Denver, Balázs is a graduate of three Masters of Science degrees in Engineering, Corporate Management and Economics.

As an entrepreneur, he co-founded NewPush, a Colorado-based Managed Services provider in 1999. Mr. Nagy designed and supervised the deployment of complex cybersecurity solutions, fast credit card payment systems, fare collection systems, and analytics systems.

At Yusufali, Mr. Nagy is responsible for the design of compliance systems to align with SOX compliance, PCI Certification, HIPAA certification, and leveraging the HITRUST CSF.

Professional Certifications

  • CISSP – Certified Information Systems Security Professional

  • CCSFP – Certified CSF Practitioner (HITRUST)


Michael Hixon – Chief Network Engineer

Michael Hixon leads the Network Engineer arena and also serves as our Chief Security Consultant with a focus on penetration testing, web application design and security. He previously served in the United States Marine Corp, where he was an infantryman, security forces member, and counterintelligence agent. After the military, he worked as a systems programmer before changing his focus to IT security. 

Prior to joining Yusufali, Michael worked for the Red Cross, Department of Defense, Department of Justice, and numerous Intelligence Agencies and therefore brings a broad range of perspective to Information Security, Confidentiality, Privacy Laws and the Applicable Legal Nuances to Technology in general. 

Education and Professional Certifications

BS Management Information Systems, Kennedy Western University

CISSP – CertifiedInformation Systems Security Professional

(eWPT) eLearnSecurity WebApplication Penetration Tester), 

(CEH),Certified Ethical Hacker 

(eCPPT). eLearnSecurity Certified Professional Penetration Tester . 

Author of the Kali Linux Network Scanning Cookbook 2nd Edition. 

Founded and runs the Baltimore Chapter of the Open Web Application Security Project (OWASP).

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