Johnny Xmas

CEO

United States24 yrs 11 mos experience
Highly Stable

Key Highlights

  • Spearheaded Kraft Heinz's inaugural offensive security program.
  • Presented over 60 seminars at international conferences.
  • Core coordinator for BurbSec, a leading security networking organization.
Stackforce AI infers this person is a Cybersecurity Expert with extensive experience in Offensive Security and Community Leadership.

Contact

Skills

Core Skills

Offensive SecurityCybersecurityExecutive AdvisoryCommunity EngagementEvent ManagementCommunity LeadershipPublic SpeakingTraining ManagementSecurity AssessmentsField EngineeringInformation SecuritySecurity ResearchOt SecurityPenetration TestingRisk AssessmentIncident ResponseSecurity MonitoringNetwork ManagementTechnical Support

Other Skills

Ethical HackingThreat SimulationsCybersecurity FrameworksRisk AssessmentsProduct UsabilityCustomer FeedbackProduct RoadmapNetworkingCurriculum DevelopmentMentorshipThreat ModelingCloud SolutionsVulnerability ReportingSocial EngineeringData Leakage Investigation

About

With over a year as Global Head of Offensive Security at Kraft Heinz, I am spearheading the company’s inaugural offensive security program. My work focuses on ethical hacking frameworks, advanced threat simulations, and enhancing IT and operational technology (OT) infrastructures to detect and mitigate vulnerabilities. By collaborating across teams and leveraging industry standards, we are building a robust cybersecurity posture that safeguards diverse environments. My 23+ years in the information security community include leadership roles in renowned networking groups like BurbSec and distinguished speaking engagements. I am passionate about fostering collaboration and mentorship within the cybersecurity ecosystem. My strategic approach to security challenges, combined with expertise in OT risk and penetration testing, drives impactful and scalable solutions for modern enterprises.

Experience

Picus security

Board Advisor

Jul 2025Present · 9 mos · Hybrid

  • Served as a Customer Advisory Board Member for a Cybersecurity Breach and Attack Simulation product, enhancing product usability and robustness.
  • Collaborated with cross-functional teams to gather user feedback, driving product improvements that increased customer satisfaction.
  • Contributed to strategic discussions that shaped product roadmap, resulting in a more competitive offering in the cybersecurity market.
Executive AdvisoryCybersecurityProduct UsabilityCustomer FeedbackProduct Roadmap

Security bsides312

Chief Vibes Officer

Jan 2025Present · 1 yr 3 mos · Chicago, Illinois, United States · Hybrid

  • As Chief Vibes Officer for Security BSides312, I help shape the culture, energy, and community experience of one of Chicago’s grassroots information security conferences. My role sits at the intersection of people, creativity, and security—making sure BSides312 is not only technically sharp, but welcoming, inclusive, and genuinely fun.
  • I focus on fostering community engagement, supporting volunteers and speakers, amplifying the spirit of curiosity and collaboration, and keeping the “by the community, for the community” ethos alive. Whether it’s setting the tone for the event, encouraging first-time attendees, or making sure the hallway conversations are just as valuable as the talks, my job is to make BSides312 feel like a place where everyone belongs.
  • Because great security conferences aren’t just about exploits and frameworks—they’re about people, connection, and good vibes.
Community EngagementEvent ManagementPublic Speaking

Kraft heinz

Global Head of Offensive Security & Insider Threat

Mar 2024Present · 2 yrs 1 mo · Chicago, Illinois, United States · Hybrid

  • Spearheaded the establishment of Kraft Heinz's inaugural offensive security program, enhancing the company's cybersecurity framework.
  • Developed and implemented ethical hacking protocols to identify and mitigate vulnerabilities across IT and operational technology infrastructures.
  • Conducted comprehensive risk assessments and penetration testing, ensuring compliance with industry standards and significantly improving threat detection capabilities.
Offensive SecurityEthical HackingThreat SimulationsCybersecurity FrameworksRisk AssessmentsPenetration Testing+1

Grimm (smfs, inc.)

Technical Director, Training Practice

Feb 2020Mar 2024 · 4 yrs 1 mo · United States · Remote

  • MVP Award 2020 & 2021
  • DIRECTOR, TRAINING
  • Led a cross-functional team of trainers and instructional designers, fostering collaboration and innovation in curriculum development and delivery.
  • Oversaw the end-to-end training lifecycle based on the ADDIE instructional design framework.
  • Oversaw and assisted with the development and management of a portfolio of nearly 200 CTF challenges, developed based around experiences from customer assessments and internal research
  • Managed the Training Department budget
  • Provided mentorship and professional development opportunities for trainers and engineers
  • Collaborated with subject matter experts to ensure training content accuracy, relevance, and alignment with the latest technological advancements.
  • Led the development of several industry-leading training workshops on the topics of Application Threat Modeling, AWS Cloud Security and ICS Attacks and Defenses
  • TECHNICAL TRAINER:
  • Primary Virtual and In-Person Instructor for DHS / CISA’s Threat Hunting Subdivision for Basic Incident Response Training and Host Forensics
  • Primary In-Person instructor for Industrial Control Systems Attacks & Defenses
  • Created multimedia learning materials, including e-learning modules, videos, and interactive simulations, optimizing learning experiences.
  • SECURITY RESEARCHER AND ASSESSOR:
  • Performed application, embedded system, OT, and IT network security assessments
  • BUSINESS DEVELOPMENT:
  • Wrote proposals to respond to both RFPs and potential customer requests
  • Cultivated and managed key partnerships and negotiated mutually beneficial agreements
  • Cultivated strategic partnerships with universities and vendors
  • Developed and maintained strong relationships with existing clients. Conducted regular needs assessments, collaborated on solution development, and consistently exceeded client expectations
  • Managed social media accounts, curating relevant content to raise community engagement and brand awareness.
Training ManagementCurriculum DevelopmentMentorshipSecurity Assessments

Kasada

Director of Field Engineering (North America & Europe)

Oct 2018Oct 2019 · 1 yr · Greater Chicago Area

  • DIRECTOR, FIELD ENGINEERING (North America & Europe):
  • Led field engineering team in understanding threat modeling and secondary revenue generation (i.e. ad revenue) in order to better comprehend the strategic goals of large enterprise customers
  • Established and audited Field Engineer KPIs in order to accurately measure team performance and justify headcount
  • Integrated a cloud-based reverse proxy automation detection solution into a wide array of customer environments, by working with many CDN providers, including Cloudflare, Cachefly, Cloudfront, Akamai and others
  • Architected and presented custom integration solutions based on customer infrastructure
  • Assisted with every step of implementation, working with various engineers and administrators client-side to ensure and secure functionality
  • Acted as technical lead for pre- and post-sales calls for high-profile clients
  • Wrote Python and JavaScript-based automation scripts to increase field engineering team task efficiency
  • Presented research and educational materials under the Kasada banner at various industry conferences and seminars
  • INFORMATION SECURITY ADVISOR:
  • Worked to prioritize and security features in development pipelines, such as Single Sign-On and Role-Based Access Control
  • Launched development of the company’s first Information Security Program:
  • Educated leadership in core Information Security concepts in order to facilitate informed decisions, such as Maturity Levels, Time-Based Security, IAM, Security in SDLC, etc.
  • Led dev team leads in the understanding of PCI, ISO27001 and NIST 800-53A compliance standards, and the processes and purpose behind internal gap assessments in order to prepare for external auditing
  • Created initial drafts of the company’s first Business Continuity Plan
  • Educated leadership and department heads in the purpose and execution of a proper Business Continuity, empowering each to effectively move down the path towards a proper plan
Field EngineeringThreat ModelingCloud SolutionsInformation Security

Uptake

Security Researcher

Oct 2017Oct 2018 · 1 yr · Chicago, IL

  • SECURITY RESEARCHER:
  • Perform targeted, hands-on research related to the digital security of Operational Technology (OT) and Internet of Things (IoT) devices
  • File resulting vulnerability reports with the applicable public organizations (ICS-CERT, Mitre,
  • etc.)
  • Develop and present on research findings and topics at industry conferences
  • Source build out a Security Research Lab, complete with physical and virtual OT network simulations
  • spanning Oil & Gas, Water Treatment, Electrical Grid, Mining verticals
  • Reverse-engineer OT control protocols
  • LEAD OT PENETRATION TESTER:
  • Owner and Developer of Uptake’s OT Penetration Testing Execution Framework, based heavily off Mitre ATT&CK and PTES
  • Perform physical and cyber security assessments against OT client networks, in locations such as water treatment facilities, mining, manufacturing, rail, and Critical Infrastructure
  • PRODUCT DEV – UPTAKE CYBER SECURE:
  • Function as a consultant for the overall design and roadmap of the Uptake Cyber Secure appliance and SaaS platforms, an IDS focused on detecting anomalous activity inside the data streams of industrial OT networks
  • Function as a security consultant for the IoT and Data Science teams regarding development of the Uptake Cyber Secure appliance and SaaS platforms
  • MARKETING, LEAD GENERATION & SALES ENGINEERING:
  • Assist as a technical lead on sales calls with potential clients
  • Convert acquaintances in the OT space into customers for the Uptake Cyber Secure platform
  • Advise Brand and Marketing on technical content and presentation of marketing materials to ensure an
  • accurate message and proper brand representation
  • Present as a representative of the Uptake Security Research Team at industry conferences, Universities, and
  • local meetups in order to spread knowledge of Uptake’s functions and offerings
  • Work with Brand to develop logos and swag for the Uptake Security Research Team
Security ResearchVulnerability ReportingOT Security

Redlegg

Senior Information Security Consultant & Penetration Tester

May 2015Oct 2017 · 2 yrs 5 mos · Greater Chicago Area

  • PENETRATION TESTING:
  • Perform and/or oversee physical and/or digital security assessments using Mitre ATT&CK and PTES frameworks, with tasks including:
  • o SoW generation, testing, and reporting of final deliverables, including IT Risk-based reports aimed at technical personnel, as well as Business Continuity-based reports aimed at The Business and Upper Management
  • o Debriefing with clients, including in-depth discussion of remediation priorities, maturity goals and scheduling of additional assessments
  • Perform and oversee tasks related to social engineering campaigns:
  • o Devise both Phishing and Vishing scenarios, websites and dialogue scripts to be used during mass social engineering risk assessment campaigns
  • o Execute dynamic social engineering attacks en masse, logging targets and responses
  • Develop and record security awareness “webinars” to be presented live to hundreds of attendees, or pre-recorded for on-demand distribution
  • GOVERNANCE, RISK & COMPLIANCE (GRC):
  • Assist with development or enhancement of client internal security policies, including incident response programs
  • Perform gap assessments to determine client compliance with industry standards and best practices, required regulatory standards such as NIST, SOX or PCI, and/or internal policies
  • TEAM LEADERSHIP:
  • Mentor and assist in the development of staff members in all skill sets, including technical, communication and personal management
  • Assist with delegated managerial tasks to improve personal managerial skills and mentality
  • MARKETING, LEAD GENERATION & SALES ENGINEERING:
  • Assist as a technical lead on sales calls with potential clients providing concise information to technical questions as well as provide general technical advice
  • Develop and present on modern information security topics at public and private industry conferences
Penetration TestingRisk AssessmentSocial Engineering

Officemax corporate hq

Senior Information Security Engineer

Apr 2011May 2015 · 4 yrs 1 mo · Naperville, IL

  • INCIDENT RESPONSE:
  • Member of Information Security Incident Response Team
  • Rotating SOC shift to maintain Incident Response skillset
  • Security Event Monitoring and Investigation using HP ArcSight and Splunk
  • Primarily responsible for supporting and training offshore SOC analysts in Manila and Warsaw
  • Investigating security policy (PCI, PII, SOX, internal, etc) violations
  • Investigating corporate data leakage incidents
  • SOFTWARE \ APPLIANCE \ PROCESSS ADMIN:
  • Primary Admin for the Following:
  • Web Domain Portfolio Management (Via CSC)
  • Symantec\VeriSign & Trustwave Managed PKI for SSL Certificates
  • Motorola Air Defense Wireless Intrusion Detection System
  • NetApp Decru DataFort Enterprise Encryption System
  • McAfee Email Gateway (IronMail) appliances
  • McAfee Web Gateway and Web Reporter appliances
  • FireEye inline malware detection appliance
  • Secondary Admin:
  • McAfee Enpoint Protection \ ePolicy Orchestrator (ePO)
  • McAfee EEPC & SafeBoot Encryption Agents
  • McAfee VirusScan Enterprise
  • McAfee Host Intrusion Prevention v7 & v8
  • DOCUMENTATION, METRICS & REPORTING:
  • Generate team metrics for Executive \ Board review & analysis
  • Monitor access removal for high-risk associate terminations and lost equipment
  • Maintain departmental MediaWiki to ensure thorough and up-to-date information is available to all InfoSec associates
  • NOTABLE ACCOMPLISHMENTS:
  • Engineered GPU-based password auditing (cracking) system and associated remediation processes and tasks to ensure password policy compliance in an enterprise with over 3000 service accounts managed by several dozen teams.
  • Replaced aging BlueCoat explicit proxy system with Web Gateway setup, adding PAC-based autoconfig and Cisco WCCP support.
  • Engineered a method for manually rolling out a critical firmware update to over 1200 remote WIDS sensors using TCL and TFTP.
Incident ResponseSecurity MonitoringData Leakage Investigation

Nextend, llc

Systems Engineer

Feb 2007Nov 2010 · 3 yrs 9 mos

  • Engineered and maintained an assembly-line-style, PXE-based IT Asset Recovery system for the purpose of serving diagnostic, data eradication and disk imaging software to hundreds of workstations simultaneously, while incurring zero licensing costs using free, open-source software such as CentOS and Clonezilla. This allowed for a massive reduction in technical workforce, increasing productivity by 700% while reducing payroll expenditure by approximately 53%.
  • Deployed this system from the ground up (from running Cat5 to configuring network equipment to spinning up servers) to multiple warehouse locations
  • Managed endpoint protection on audit line servers by way of antimalware software, local firewalls (Windows or IPTables) and Full Disk Encryption
  • Engineered and wrote scripts for large-scale, Solaris-based NAS systems for the purposes of scripted data eradication on customer drivers, per DoD standards and beyond.
  • Ensured network segmentation for protection against potential threats by implementing and maintaining routing tables and switch ACLs on all diagnostic / auditing lines
Network ManagementTechnical SupportClient Interaction

Butler international

Network Technician

Jun 2006Mar 2008 · 1 yr 9 mos

  • Decommissioned DSL installations for Limited Brands stores which were being moved or remodeled. This included Victoria's Secret, Pink, Bath & Body Works, C.O. Bigelow, La Senza, White Barn Candle Co. and Henri Bendel locatrions
  • Worked with Verizon Network Operation Centers to perform installation of DSL equipment in Limited brands stores using Juniper and US Robotics network hardware.
  • Performed site surveys of entire indoor and outdoor shopping malls to prepare for migrating from an ISDN credit card system to DSL. This included making measurements and taking large amounts of digital pictures, and providing these to engineers via FTP.
Technical SupportClient Interaction

Micro center

3 roles

Service Manager

Sep 2005Feb 2007 · 1 yr 5 mos

  • Verifying billing procedures, client interaction and notification, and managing parts receiving and distribution.
  • Analyzing daily and weekly reports to devise and implement action plans for addressing shop needs in a drastically dynamic environment.
  • Coordinated technician training by setting requirements and timelines for all technicians, thus maintaining the proper number and level of certified technicians for retaining various OEM service authorizations.
  • Wrote several Standard Operating Proceedures which were instituted for company-wide use.
  • Backup for both Operations and Sales management. Keyholder for all secure areas of the building, including outside doors.

Technical Support Representative

Jun 2005Sep 2005 · 3 mos

  • Physically maintaining and expanding the building’s Cisco-based network, including modifying network maps, submitting requests and changelogs to corporate office, and integrating additional servers, switches and routers, as well as upgrading existing ones.
  • Facilitating face-to-face technical support on all aspects of computer and networking setup and diagnostics.
  • Troubleshooting and repairing store equipment such as point-of-sale units, register drawers and signature pads, as well as impact and thermal printers.

Lead Service Technician

Aug 2000Jun 2005 · 4 yrs 10 mos

  • Troubleshooting and repair of PowerPC (Macintosh), x86 & x64-based computers, along with peripheral devices, including scanners, printers and fax machines.
  • Most Productive Technician for every fiscal year
  • Completing a location record of over 4900 work orders in the 3.5 years served as a technician. This includes the assembly of over 100 custom-designed computers

Community leadership

Community Leader & International Speaker

Aug 2002Present · 23 yrs 8 mos · International

  • COMMUNITY LEADER:
  • Core Coordinator for BurbSec, the nation’s most famous information security networking organization
  • Founder of BurbSec East
  • Board of Directors member for BSides312 (CMO)
  • Regularly assisting with and presenting at various smaller information security and general educational groups such as ISSA and InfraGard
  • Regular organizer of non-infosec outings for the local infosec community to build and encourage camaraderie outside of a formal business or networking setting
  • INTERNATIONAL SPEAKER:
  • Presented over 60 seminars at over 150 conferences & gatherings in 6 countries on the topics of Privacy, Information Security, personal management, and career advancement
  • Presented multiple times at such prestigious conferences as Defcon, RSAC, Hackers on Planet Earth (HOPE), DerbyCon, Thotcon, Hackfest Canada, DefCamp Romania, and countless others...
  • Keynote Speaker for quite many popular conferences, including BSides Las Vegas, Cyphercon, GrrCon, and several ISSA conferences.
  • Primary contributor to the TSA Master Keys leaks of 2015 & 2016
  • Exposed several methods of stalking made available by the Venmo app, which were finally fixed after much media attention
  • Featured in many high-profile technical publications, including Gizmodo, SC Magazine, PC Mag, Engadget and TechCrunch
  • Featured in several primary news outlets, including The Hill, Daily Mail, Fox News and Vice
  • Appeared several times on Fox News and various other local outlets
Community LeadershipPublic SpeakingNetworking

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