Whether it's Leading, Automating, Administration, Designing or Developing, my roles have brought new and exciting challenges at every organization I've been a part of.
Staff Software Engineer — Security & Identity Systems
Distributed Systems | Authentication & Authorization | Cloud Security
Staff-level engineer with 10+ years of experience designing and operating large-scale identity and access systems in distributed, hybrid-cloud environments. Proven ability to architect scalable, reliable systems that manage identity lifecycle, authentication, and authorization for 100,000+ users across multi-system ecosystems.
Deep experience building event-driven identity workflows, API-based integrations, and high-availability systems, with a strong focus on security, reliability, and operational excellence.
CORE COMPETENCIES
- Distributed Systems Design
- Authentication & Authorization (AuthN/AuthZ)
- Identity Lifecycle Systems (JML workflows)
- API Design & Integration (REST, event-driven systems)
- System Reliability & Observability
- Data Consistency & State Management
- Security Engineering & Access Control Models
- Cloud Infrastructure (AWS, Azure)
- Automation & Tooling (Java, Python, PowerShell, SQL)
- Technical Leadership & System Ownership
SELECTED SYSTEMS & ARCHITECTURE EXPERIENCE
- Designed distributed identity system coordinating multiple authoritative sources (HR, ITSM, directory services) with eventual consistency across systems
- Built event-driven workflows for identity lifecycle (joiner/mover/leaver), processing 10,000+ lifecycle events/day
- Designed and implemented secure authentication and authorization flows across cloud and on-prem systems
- Architected high-availability identity infrastructure with redundancy, failover, and monitoring
- Developed API-driven integrations between heterogeneous systems, ensuring data integrity and consistency
- Implemented policy-driven access control systems aligned with least privilege and Zero Trust principles
PROFESSIONAL EXPERIENCE
Sutter Health – Sacramento, CA
Cybersecurity Engineer IV | Dec 2022 – Present
- Architect and operate distributed identity platform managing lifecycle and access for 100,000+ users across multiple systems and environments
- Designed and implemented event-driven identity workflows, integrating systems such as HR, ITSM, and cloud identity providers, improving provisioning latency by 60%
- Led design and execution of identity system consolidation during M&A, migrating and reconciling identity states across multiple domains with minimal service disruption
- Built scalable automation systems using Java, SQL, and APIs to orchestrate identity lifecycle events across distributed systems
- Improved system reliability through monitoring, alerting, and fault-tolerant design, reducing identity-related incidents by 60%
- Designed access control mechanisms enforcing least privilege and policy-based authorization across enterprise systems
- Partnered with cross-functional teams to define system requirements, tradeoffs, and scalability strategies
- Mentored engineers and contributed to design reviews, influencing system architecture and engineering standards
Banner Health – Phoenix, AZ
Cybersecurity Engineer III | Nov 2021 – Dec 2022
- Designed and implemented scalable identity lifecycle systems supporting 60,000+ users across distributed environments
- Built API-driven integrations to synchronize identity data across systems, addressing consistency and latency challenges
- Integrated cloud and on-prem identity systems to enable unified authentication and access control
- Improved system efficiency and reliability through automation and process standardization
Tanium – Miami, FL
Technical Account Manager | Aug 2019 – Oct 2021
- Worked with large-scale distributed environments (up to 500,000 endpoints), designing solutions for security, compliance, and system observability
- Developed automation scripts and tools to process and remediate large datasets across distributed systems
- Advised on authentication integration (SAML) and system architecture for secure SaaS adoption
- Conducted system-level analysis of vulnerabilities and performance bottlenecks
Dignity Health – Phoenix, AZ
IT Cybersecurity Analyst III | Nov 2017 – Aug 2019
- Built automation systems for identity lifecycle management using APIs and scripting
- Designed data synchronization processes between identity systems, ensuring consistency and integrity
- Developed reporting and monitoring tools to improve visibility into system state
Florida International University – Miami, FL
IT Associate Director | Jan 2016 – Dec 2017
- Led design and implementation of distributed systems supporting academic and operational workloads
- Architected hybrid cloud infrastructure (AWS/Azure) for scalable application deployment
- Managed system design, project prioritization, and cross-functional collaboration
University of Miami – Miami, FL
System Administrator | Nov 2013 – Jan 2016
- Designed and deployed distributed web and application systems in cloud environments
- Implemented authentication systems using LDAP, Kerberos, and Active Directory
- Built automation and monitoring systems to improve reliability
IBM – Poughkeepsie, NY
IT Specialist – Linux/AIX Administration | May 2012 – Oct 2013
- Provisioned and configured distributed systems in large-scale data center environments
- Developed automation scripts for system setup and monitoring
Florida International University - Miami, FL
IT Coordinator Computer Applications | Sept 2006 – Apr 2012
- Managed enterprise systems and developed internal applications
- Supported infrastructure and system operations across multiple environments
EDUCATION & CERTIFICATIONS
M.S. Management Information Systems - Florida International University
B.S. Information Technology - Florida International University (Minor: Business Administration)
Certifications
- AWS Security Specialty (2024)
- AWS Solutions Architect (2018)
- AWS Developer (2017)
- AWS SysOps (2017)
- CIAM (Certified Identity and Access Manager)
- CIGE (Certified Identity Governance Expert)
- Network+ | Security+
TECHNICAL SKILLS
Languages: Java, Python, PowerShell, SQL, Go
Concepts: Distributed systems, eventual consistency, system reliability, access control
Infrastructure: Linux, Windows, cloud platforms (AWS, Azure)
Tools: REST APIs, Git, monitoring/logging systems
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