Professional Summary
Director of Infrastructure & Platform Engineering with 20+ years leading enterprise IT transformation in mission-critical, regulated environments. Proven expertise in HIPAA-compliant platform infrastructure, $5M+ budget management, 22% cost reduction through strategic optimization, and team scaling (5 to 15+ engineers). Direct experience supporting healthcare providers with zero-tolerance uptime requirements and strict compliance standards, plus enterprise systems integration. Strategic leader positioned to drive enterprise IT transformation in regulated healthcare environments.
Areas of Expertise
Professional Experience
Director of Infrastructure & Platform Engineering
February 2025 - PresentYtel, Murrieta, CA (Remote)
- Lead infrastructure strategy for large-scale telecom platforms managing mission-critical, regulated real-time systems.
- Build and manage hybrid cloud systems (Kubernetes, GCP, multi-region) supporting healthcare-grade availability (99.99% uptime SLA) and regulated compliance (PCI DSS, SOC2, ISO 27001, HIPAA-aligned).
- Design intelligent monitoring and AI operations (AIOps) frameworks to reduce MTTR and operational risk.
- Architect and manage comprehensive observability platforms, establishing key metrics and service excellence benchmarks.
- Implement security frameworks and operational governance for regulated service environments.
- Guide and mentor engineering teams on infrastructure best practices and long-term strategic improvements.
- Pioneer AI-augmented infrastructure engineering practices using LLM tools and MCP integrations for automation and system design.
Key Achievements:
- Pioneered AI-augmented infrastructure engineering, transforming how systems are architected, automated, and documented using LLM tools.
- Implemented advanced monitoring reducing incident response time by 40% and improving system reliability metrics.
Director, Network Engineering and Operations
April 2022 - September 2024Phone.Com, Poway, CA
- Executive leader responsible for enterprise network strategy, infrastructure operations, and technology team leadership.
- Oversaw mission-critical VoIP platform serving 911-related emergency services, supporting millions of concurrent sessions with healthcare-grade reliability requirements.
- Defined and executed 3-year network and infrastructure transformation roadmap enabling enterprise scale and geographic expansion.
- Led strategic AWS multi-region cloud migration initiatives, designing resilient architecture supporting enterprise scale.
- Managed $5M+ annual infrastructure budget spanning hybrid environment (San Diego datacenter + multi-region AWS cloud).
- Architected and integrated enterprise systems including CRM, API platforms, EMR/EHR connectivity, and patient-facing data systems.
- Developed and implemented enterprise-wide security policies ensuring PCI DSS, SOC2, ISO 27001, and HIPAA compliance.
- Built Network Operations Center (NOC) from ground zero, establishing governance protocols, service excellence metrics, and operational excellence culture.
- Led and scaled network engineering and DevOps teams (5 to 15+ engineers) to enterprise standards.
Key Achievements:
- Reduced infrastructure costs by 22% through strategic workload optimization: serverless architecture (Lambda), containerized microservices (ECS/Kubernetes), and right-sized EC2 capacity.
- Built comprehensive observability platform from scratch, improving operational efficiency by 35% and incident response times by 40%.
- Orchestrated enterprise AWS migration achieving improved scalability, resilience, and significant cost reduction through strategic modernization.
- Established high-performing NOC organization, scaling team from 5 to 15+ engineers while maintaining operational excellence.
Senior Manager, Network Operations
February 2021 - April 2022Phone.Com, Poway, CA
- Built and led a DevOps team, training junior engineers to specialize in what would later become the Network Operations Center (NOC).
- Architected and deployed a scalable and resilient network infrastructure, supporting rapid company growth and service expansion.
- Led AWS cloud migration efforts, significantly improving scalability and operational efficiency.
- Architected the observability platform from scratch, creating a "one pane glass view" for monitoring, and setting key metrics and KPIs.
- Developed and implemented policies to maintain network integrity and data security.
- Engaged with stakeholders and executives, using strong communication skills to drive technical excellence.
Key Achievements:
- Successfully established a comprehensive observability platform, enhancing the ability to monitor and manage network operations effectively.
- Played a pivotal role in transforming junior engineers into specialists within the NOC, significantly improving team capabilities and operations.
Senior VoIP/Systems Engineer
April 2016 - February 2021Phone.Com, Poway, CA
- Maintained and monitored VoIP network architecture, ensuring high availability and performance.
- Managed AWS cloud migration initiatives, enhancing network scalability and resilience.
- Implemented network security policies, ensuring compliance with industry standards.
- Worked closely with cross-functional teams to support business-critical projects.
- Guided technology teams, fostering a culture of collaboration and innovation.
Key Achievements:
- Developed robust QA testing protocols that significantly reduced network downtime.
Network/Senior Voice Engineer
February 2012 - April 2016StanaCard, New York, NY
- Provided redundancy and significantly improved the stability of services, ensuring consistent and reliable performance.
- Successfully migrated all infrastructure and services to AWS, transitioning from on-premises hardware to a scalable cloud environment.
- Migrated all VoIP services and servers from physical hardware to a SaaS-based cloud environment, enhancing flexibility and reducing operational costs.
- Managed security and PCI compliance, ensuring secure and reliable communications.
- Configured firewalls and DMZ policies, and introduced spam and malware prevention measures.
Key Achievements:
- Led the comprehensive migration to AWS, transforming the service delivery model from on-premises to cloud-based, which significantly improved service reliability and scalability.
Education and Credentials
- Master of Information Technology (MSIT), with Cyber Security Certificate, 2017 — Phoenix University, Phoenix, AZ
- Bachelor of Science (BSIT) in Information Technology, 2015 — Phoenix University, Phoenix, AZ
- Associate of Science (ASIT) in Information Technology, 2013 — Phoenix University, Phoenix, AZ
- Associate of Science (ASE) in Technical School Electronics, 1998 — Cenproest, Cali Valle, Colombia
Certifications
- Amazon Web Service Certified Solutions Architect (AWS00960738)
- Cisco Certified Network Associate (CCNA) (CSCO11339074 - 2009)
- Juniper Certification, 2009
- DICOCCTV Professional, 2005
- DCAP Asterisk Professional Certification (release 1.2 and up), 2004
- FreeSWITCH, Kamailio & OpenSIPs — VoIP Platform Engineering
Technical Summary
- Cloud Infrastructure: AWS multi-region deployment, Kubernetes container orchestration, GCP, Azure, hybrid cloud architecture, 99.99% SLA systems, disaster recovery and business continuity planning.
- Healthcare & Compliance: HIPAA-aligned architecture, PHI data protection, SOC2, ISO 27001, PCI DSS, NIST frameworks, zero-trust security architecture, threat detection and incident response, compliance governance.
- Enterprise Systems Integration: ERP, CRM, HRIS, EMR/EHR platform integration, enterprise API governance, data interoperability, SaaS platform management, enterprise systems architecture.
- DevOps & Infrastructure Automation: Terraform, Ansible, Kubernetes, container orchestration, CI/CD pipelines, Prometheus, Grafana, Zabbix observability platforms, AIOps frameworks.
- Network Architecture: TCP/IP, BGP, OSPF, VLANs, Spanning Tree Protocol, firewalls, VPNs, MPLS, SD-WAN, network security, Juniper network design, multi-region cloud network integration.
- Financial & Strategic Management: Infrastructure budget management ($5M+ hybrid on-premises + cloud), FinOps governance, serverless cost optimization, vendor management and SLA negotiation, contract negotiation, financial accountability.
- AI-Driven Infrastructure Engineering: LLM-augmented infrastructure design and automation, AI-assisted incident response, generative AI integration into DevOps workflows, MCP integrations for intelligent automation.
Additional Information
- Languages: English, Spanish
- Interests: Photography, Fishing, Racquetball
- LinkedIn: https://www.linkedin.com/in/andres-collazos/