Romeo Lorenzo

Hello World!
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I am currently enrolled in the Advanced Web Attack and Exploitation course at Offensive Security. Feel free to come drop in where I journaling my experiences to the Offensive Security Web Expert (OSWE) certification.



Sr Mobile Security Engineer, Medical Device

Insulet Corporation

  • Daily responsibilities revolve around Pre-Market Product Security.
  • Provide assistance to Post-Market Security group when needed.
  • Work in a hybrid remote and at-the-office-as-needed environment.
  • Work on multiple projects in parallel.
  • Evolving the Application Security program.
  • Ensures that the software development lifecycle (SDLC) follows security best practices.
  • Responsible for adhering to secure coding principles.
  • Testing application(s) against security risks/parameters before release.
  • Capture network and Bluetooth pcaps for analysis.
  • Analyze HTTP headers, POST, GET with ZAP, mitmproxy, and Burp Suite.
  • Root and Jailbreak mobile devices.
  • Dynamic Analysis, hooking with Frida and Objection.
  • Circumvent existing controls and develop POC exploits.
  • Develop scripts to automate security testing.
  • Ethical Hacking | Enjoy breaking things and work with the teams to get them fixed!

February 2022 - October 2022

Application Security Analyst, Medical Device

Insulet Corporation

  • Daily responsibilities revolve around Post-Market Product Security
  • Collaborate with engineers, developers, and leadership to address security risks in a Secure Development Lifecycle (SDLC) environment.
  • Participated in response team to 510K submission.
  • Cloud, Mobile, & IoT - SAST testing.
  • Threat modeling with engineering teams to identify potential security issues.
  • Performs application security assessments, vulnerability scanning, and remediation testing of product and services.
  • Documents and reports testing and remediation activities in accordance with the company's standard operation procedures and compliance requirements.
  • Develop POC exploits.
  • Break things and analyze!

May 2020 - February 2022

Security Analyst

Sony Interactive Entertainment - Playstation

  • Perform intrusion analysis using SIEM technology, packet captures, reports, data visualization, log analysis and pattern analysis.
  • Test and verify HackerOne submissions for possible OWASP vulnerabilities.
  • Splunk Certified User + Certified Power User
  • Automated SOC processes in Python improving efficiency on time consuming log analysis and notification.
  • Support File Integrity Monitoring (FIM) in AWS environment for PCI compliance.
  • Maintain EC2 / S3 security posture with and RedLock.
  • Threat hunting in corporate and cloud environment.
  • Malware analysis.
  • Detect, escalate, and assist in remediation of critical information security incidents.
  • Document and communicate findings, escalate critical incidents, and interact with customers
  • Improve and challenge existing processes and procedures in a very agile and fast moving information security environment.
  • Push weekly IPS/IDS Filters.
  • Corporate communication monitoring (Skype, Slack, etc)
  • Maintains knowledge of information security policies and goals
  • Keeps current on the current IT threat landscape and upcoming trends in security

October 2017 - May 2020

Systems Administrator

National University | Center for Innovation in Learning

  • Evaluated and processed Affiliate’s 90,000+ student/faculty records for user record integrity in Blackboard and Kaltura.
  • System integration of 3rd party vendors products with online Learning Management System.
  • Work with vendors to troubleshoot system integration issues.
  • Familiar with Family Educational Rights and Privacy Act (FERPA).
  • Work independently with very little supervision.
  • Work in team environment.
  • Develop custom software solutions with available API in Python, SQL / NoSQL databases, and HTML/CSS/Javascript
  • Maintain Kaltura’s Media Server (KMC) and Mediaspace.
  • Provide out of the ordinary technical support for the University and Affiliates with the use of third party APIs or other necessary technology.
  • Work with Nginx, Apache and other web technologies

March 2014 - October 2017

Software Developer

National University

  • Saved online Faculty community from going off-line due to 3rd party vendor going out of business and instantiating new AWS-EC2 environment.
  • Saved the Online Faculty Community from going off-line due to third party vendor going out of business by migrating instant to own EC2 in AWS.
  • Maintain Drupal environment in AWS
  • Drupal 6 Administrator and develop Drupal API + Custom Views
  • Work independently with very little supervision.
  • Setup and configured Wordpress micro-sites for various faculty and departments.
  • Maintain Lamp Stack for microsites.

November 2012 - March 2014

Lead of Instructional Media & Library Systems

National Univeristy | Spectrum

  • Provide troubleshooting, assistance and remedy for library systems and technology; computer hardware/software, audio/ visual, network, and cloud SAAS.
  • Work in team environment between di erent departments.
  • Work with vendors for software solutions.
  • Manage iShare and Multimedia le server.
  • Maintain IIS Web and Ezproxy Server.
  • Liason between Library and NU IT department • Point of con- tact for third-party vendors

January 2010 - November 2012

Multimedia Designer

National Univeristy | Spectrum

  • Promoted to Lead of Library Systems
  • Develop interactive instructional media with Flash + Action- script 3.0.
  • Develop Library HTML/CSS website.
  • Develop Library Quiz with PHP and MySQL. • Develop video content for Instruction.

June 2006 - December 2009

Adjunct Instructor

National University | School of Arts

  • Game Development with Actionscript
  • Game Development with Unity 3D | C#

November 2008 - November 2009

Desktop Analyst


My primary function was to provide desktop support to both business and call center buildings in a Microsoft and Novell networking environment.

  • Configure PC to be deployed to workstation
  • Troubleshoot PC issues at end user's workstation.

April 2005 - June 2006

Flash Developer (Intern)

Booz Allen Hamilton

Short term internship to develop interactive online training with Adobe Flash

February 2006 - May 2006

Systems Analyst

Ionis Pharmaceuticals

My primary role was to maintain computer systems that are attached to Lab equipment.

  • Documenting the hardware and software settings for those systems to maintain FDA Hardware and Software validation.
  • Maintain computer systems attached to lab equipment. • Document change controls for SOX compliance.

August 2004 - March 2005

Informatics Technician

Ionis Pharmaceuticals

My primary role was to provide desktop support between 6 dif- ferent buildings.

  • Worked with a small team to support a mixed Mac, PC, and Linux platform environment as well as a mixed Windows and Novell networking environment.
  • Deploy new workstations
  • Perform system tape backups and rotate archive with o -site storage.

April 2001 - August 2004

Customer Engineer

Fujitsu Business of America

My primary function was to provide remote or in-house technical support for FSBA's English and Japanese clients in a Microsoft and Novell environment.

  • Travel to off-site client location to troubleshoot workstation or server issues
  • Travel to deploy Firewall, Server, or workstation to remote locations.
  • Install and configure Japanese version of Windows XP, NT.

August 1999 - September 2000


Cyber Security and Information Assurance, Ethical Hacking and Penetration Testing

National University
Master of Science
2016 - 2017

Documentary Filmmaking

Digital Media Academy
2012 - 2012

Multimedia Arts

National University
Bachelor of Arts
2003 - 2006

Network Engineering and Management

Computer Learning Center
1997 - 1999

Awards & Certifications

GIAC Web Application Penetration Tester

Issued: March 2021 | Expire: March 2025

AWS Certified Cloud Practioner

Amazon Web Services (AWS)
Issued: September 2019 | Expire: September 2022

Splunk Certified Power User

Issued: August 2018 | Expire: August 2021

Splunk Certified User

Issued: December 2017 | Expire: December 2020


Issued: June 2017 | Expire: June 2020