Principal Enterprise Architect - Infrastructure & Cybersecurity Leader
Resume:
J. LEONARDO PEREZ
Jacksonville, Florida *****
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PRINCIPAL ENTERPRISE ARCHITECT INFRASTRUCTURE & CYBERSECURITY LEADER
Cloud Transformation Mainframe Modernization Enterprise Infrastructure Federal & Commercial Technologies
Enterprise Architect and Technology Leader with 37+ years of experience delivering large-scale infrastructure, cybersecurity, cloud, mainframe, storage, disaster recovery, and digital transformation initiatives across Federal, Defense, Aerospace, Financial Services, Energy, Manufacturing, and Commercial sectors.
Recognized for leading enterprise modernization programs, architecture governance, cybersecurity initiatives, and mission-critical operations supporting Fortune 500 organizations and U.S. Government agencies. Extensive experience collaborating with executive leadership, engineering teams, program managers, and stakeholders to align technology strategies with business objectives.
Active Top Secret Security Clearance (Adjudicated 2026)
CORE COMPETENCIES
Enterprise Architecture & Leadership
Enterprise Architecture
Technology Strategy
Digital Transformation
Infrastructure Modernization
Architecture Governance
IT Operations Leadership
Executive Advisory Services
Technical Program Leadership
Risk Management
Vendor Management
Cloud & Infrastructure
Microsoft Azure
Amazon Web Services (AWS)
VMware vSphere
VMware ESXi
OpenShift
Kubernetes
Docker
Red Hat Enterprise Linux
SUSE Linux Enterprise
Windows Server
AIX
Solaris
Cybersecurity
Zero Trust Architecture
NIST 800-53
RMF
FISMA
Security Engineering
Vulnerability Management
Identity & Access Management
Security Operations
Infrastructure Hardening
Compliance Management
Mainframe Technologies
IBM z/OS
CICS
DB2
JES2
RACF
VTAM
TCP/IP
Performance Tuning
Storage Management
Capacity Planning
Storage & Data Protection
IBM Spectrum Protect (TSM)
IBM FlashSystem
IBM DS8000
Dell EMC Data Domain
NetApp ONTAP
SAN Architecture
Disaster Recovery
Business Continuity
Backup & Recovery
Networking & Monitoring
Cisco Nexus
Cisco UCS
Fortinet
F5 Load Balancers
InfiniBand
RDMA
Mellanox Technologies
Datadog
Splunk
Grafana
Tivoli
Nagios
Automation & DevOps
Terraform
Ansible
PowerShell
Python
Shell Scripting
CI/CD Methodologies
PROFESSIONAL EXPERIENCE
SENIOR Z/OS TRANSACTION & NETWORK SYSTEMS ENGINEER
ADUSA (Ahold Delhaize USA)
2024 – Present
Provide engineering support for enterprise z/OS, CICS, transaction processing, networking, storage, and infrastructure services supporting nationwide retail operations.
Lead incident analysis, root-cause investigations, and operational recovery activities for mission-critical systems.
Successfully participated in resolution of enterprise-wide CICS degradation caused by zFS file system exhaustion and CICSPlex SM transaction contention.
Collaborate with IBM, HCL, offshore teams, and internal engineering groups to ensure platform stability and performance.
Support architecture reviews, operational improvements, capacity planning, and modernization initiatives.
Key Technologies
IBM z/OS, CICS, DB2, RACF, VTAM, TCP/IP, JES2, Storage Management, Performance Monitoring
SENIOR SOLUTIONS ENGINEER / ENTERPRISE INFRASTRUCTURE ENGINEER
Spirit AeroSystems (Dell Technologies)
2023 – 2025
Supported enterprise engineering and manufacturing infrastructure supporting aerospace design and production operations.
Administered SUSE Linux Enterprise and VMware environments supporting critical business applications.
Managed IBM Spectrum Protect backup and recovery infrastructure.
Supported High-Performance Computing (HPC) environments utilized for engineering simulation workloads.
Participated in enterprise storage modernization, virtualization lifecycle management, and infrastructure optimization initiatives.
Collaborated with engineering, security, and operations teams to maintain high availability and performance.
Key Technologies
VMware, SUSE Linux, IBM Spectrum Protect, Dell Technologies, HPC, Storage Engineering
BRANCH CHIEF TECHNOLOGY / SENIOR SYSTEMS ENGINEER
Credence Management Solutions
Department of Defense / Air Force Research Laboratory (AFRL)
2020 – 2022
Served as technical authority supporting research, development, testing, and evaluation initiatives.
Conducted technology reviews and approval processes for infrastructure, cybersecurity, and modernization programs.
Evaluated emerging technologies and architecture solutions supporting mission objectives.
Participated in architecture governance, engineering reviews, and strategic planning activities.
Advised executive leadership regarding technology investments, cybersecurity risks, and modernization roadmaps.
Supported secure computing environments and compliance initiatives.
Key Technologies
Cloud Architecture, Security Engineering, Infrastructure Modernization, Enterprise Architecture
VICE PRESIDENT – CYBER SECURITY
Bank of America
2019 – 2020
Directed cybersecurity engineering and infrastructure security initiatives supporting enterprise banking operations.
Led implementation of security controls and risk management strategies.
Collaborated with executive leadership on cybersecurity governance and operational resilience programs.
Supported compliance with internal security policies and regulatory requirements.
Assisted with vulnerability management, incident response, and infrastructure security initiatives.
Key Technologies
Cybersecurity Governance, Security Operations, Risk Management, Infrastructure Security
PRINCIPAL SOLUTIONS ARCHITECT
Tech Strategies
Department of Defense Programs
2018 – 2019
Designed and implemented enterprise infrastructure solutions supporting federal modernization initiatives.
Developed architecture roadmaps and migration strategies.
Conducted technology assessments and architecture reviews.
Provided technical leadership for infrastructure transformation projects.
SENIOR INFRASTRUCTURE CONSULTANT
Oracle Corporation
Department of Defense Programs
2017 – 2018
Delivered enterprise systems engineering and infrastructure consulting services.
Supported Linux, virtualization, storage, and database environments.
Participated in migration, consolidation, and modernization initiatives.
INFRASTRUCTURE CONSULTANT
Norman Group
Financial Services Sector
2017
Supported enterprise infrastructure modernization projects.
Provided systems engineering and architecture consulting services.
SENIOR SYSTEMS ENGINEER
Unisys
Department of Homeland Security
2016 – 2017
Supported enterprise infrastructure supporting federal mission operations.
Administered Linux, virtualization, storage, and backup technologies.
Assisted with disaster recovery and continuity of operations planning.
SYSTEMS ENGINEER
L3Harris Technologies
Department of Defense
2016
Supported secure infrastructure and systems engineering initiatives.
Assisted with network, storage, and platform modernization efforts.
SENIOR INFRASTRUCTURE ENGINEER
SSI / Accenture
Department of Defense
2014 – 2015
Delivered infrastructure engineering and modernization support.
Participated in enterprise architecture and systems implementation projects.
PRESIDENT / CEO / CTO / CIO
JLP Consultants LLC
IBM Business Partner
2004 – 2014
Founded and managed technology consulting organization delivering enterprise architecture, cybersecurity, storage, cloud, and infrastructure services.
Directed consulting engagements across federal, aerospace, financial, healthcare, manufacturing, and commercial sectors.
Led enterprise modernization, consolidation, migration, and disaster recovery initiatives.
Managed strategic client relationships and executive-level technology advisory services.
Delivered technology solutions resulting in multimillion-dollar operational savings and performance improvements.
Representative Clients
IBM
Honeywell Aerospace
Florida Farm Bureau
U.S. Department of Agriculture
Ryder Systems
ServiceMaster
Huntington Bank
Sybase
Hachette Group
NASA
NOAA
University of Rhode Island
Defense Research Laboratories
SOFTWARE ENGINEER SYSTEMS ENGINEER INFRASTRUCTURE ARCHITECT
Multiple Commercial and Government Organizations
1986 – 2004
Designed, developed, and supported enterprise applications and infrastructure platforms.
Managed UNIX, Linux, Windows, networking, database, storage, and security environments.
Supported large-scale commercial and government technology programs.
SECURITY CLEARANCE
Active Top Secret Security Clearance
Adjudicated January 2026
Extensive experience supporting Department of Defense, Department of Homeland Security, Air Force Research Laboratory, and classified federal programs.
Previously maintained continuous Top Secret access from 2008–2022.
CERTIFICATIONS
CompTIA Security+
Microsoft Certified Professional (MCP)
TECHNICAL SKILLS
Operating Systems
IBM z/OS, Red Hat Enterprise Linux, SUSE Linux Enterprise, Ubuntu, AIX, Solaris, Windows Server
Cloud Platforms
Microsoft Azure, AWS
Virtualization & Containers
VMware vSphere, ESXi, OpenShift, Kubernetes, Docker
Storage Platforms
IBM DS8000, IBM FlashSystem, EMC Data Domain, NetApp ONTAP, SAN Infrastructure
Data Protection
IBM Spectrum Protect (TSM), Backup & Recovery, Disaster Recovery, Business Continuity
Databases
DB2, Oracle RAC, SQL Server, VSAM, IDMS
Networking
Cisco Nexus, Cisco UCS, Fortinet, F5, InfiniBand, Mellanox, RDMA
Monitoring & Automation
Datadog, Splunk, Grafana, Tivoli, Nagios, Terraform, Ansible, Python, PowerShell
EDUCATION
University Studies in Computer Science, Information Systems, and Engineering Technologies
Continuing Professional Development in:
Enterprise Architecture
Cybersecurity
Cloud Computing
Infrastructure Engineering
High Performance Computing
Storage Engineering
Data Protection Technologies
TARGET POSITIONS
Principal Enterprise Architect
Enterprise Infrastructure Architect
Principal Solutions Architect
Senior Cloud Architect
Director of Infrastructure
Director of Technology
Chief Technology Officer
Chief Information Officer
Chief Information Security Officer
Technical Fellow
Distinguished Architect
Consulting Architect
This version is optimized for large consulting firms such as NTT DATA, Deloitte, Accenture, CGI, SAIC, Leidos, GDIT, Kyndryl, IBM Consulting, Booz Allen, and enterprise architecture leadership positions in the $180K–$300K+ range.
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