Henry Arroyo Email & Phone Number

Makawao, HI, US

Makawao, HI, US

Hawaii, United States

• Leading team of cloud engineers to design, build, and scale a highly available and performant application hosting platform for large- and medium-sized global customers
• Implemented AWS Control Tower to establish landing zones and organization-wide IAM governance, ensuring compliance and enhancing security posture.
• Led modernization of PKI architecture, transitioning from manual processes to a fully automated, secure system, reducing renewal times and deployment risks.
• Spearheaded company-first Security Guild, fostering a culture of knowledge-sharing through CTF challenges, "Build It Secure" initiatives, and collaborative threat modeling.
• Improved automation and efficiency, automating routine processes and enhancing user experience through direct collaboration with product teams.Key Achievements:
• Reduced dedicated EC2 costs by 42% through cloud-native transformations.

Hawaii, United States

• Deployed the company's first EKS cluster, leveraging Kubernetes to support cloud-native application delivery.
• Conducted testing and implementation of the company’s first Terraform deployment in AWS, enhancing infrastructure as code practices.
• Automated certificate deployment processes, significantly reducing operational toil for web servers and firewalls.Key Achievements:
• Reduced application launch times from 2 minutes to under 45 seconds through redesign efforts.
• Improved incident response capabilities, reducing MTTR by 44%.

• Led design, implementation, and maintenance of key infrastructure components like Citrix VAD, NetScaler/ADC, VMware, Commvault, and Active Directory.
• Improved documentation organization and development of runbooks in Confluence.
• Mentored junior team members.Key Achievements:
• Automated routine tasks and combined them into a Common Tools library that was used by other Systems Administrators.
• Increased MTTR by 23% for incoming support escalation tickets.

Kahului, Hawaii

• Led IT and Security to develop and implement security awareness training and phishing campaigns, social engineering, OS hardening, patch management, and threat modeling.
• Successfully managed security implementation projects for hardware, application, and cloud environments.
• Created asset management and guidelines, disaster recovery procedures, risk management policies, help desk support procedures, AUP, and technical documentationKey Achievements:
• Expertly managed $750,000 infrastructure improvement project, completely redesigning network infrastructure, hardware, applications, and business systems.
• Improved customer experience by providing stadium-grade Wi-Fi, better POS functionality, mobile ticket scanning, and redesigned online ticket-buying experience