Trevor H Email & Phone Number

San Jose, Ca, Us

Lead infrastructure engineer for our AI services within the Vulnerability Management product suite. Day to day, I am working with Azure AI Services (Cognitive Services Accounts, Cognitive Services Deployments), Azure OpenAI Service, ChatGPT, GPT-4 LLM, GPT-4o, GPT-4 Turbo, Llama2, ollama, AWS (Lambda, S3, IAM, VPC, KMS, MWAA), Terraform, Terraform Enterprise, CircleCI, Apache Airflow, Python, and more.Developed a system for building custom machine images from scratch using CircleCI, GitHub Actions, Packer, Ansible, Python, AWS, and internal tool integrations.Developed an application for aggregating inventory of resources deployed across the platform and toolchain (AWS, GCP (Google Cloud), GitHub, Datadog, etc.) on a schedule using AWS EKS (Kubernetes), Ansible (Configuration Management), and Python.Acted as the primary system's engineer on a autoscaling distributed microservice designed for vulnerability intelligence. At the system level, the service was built using AWS VPC, EC2, ECS Fargate, ECR, WAF, ELB/ALB, Route 53 DNS, Docker Containers, Terraform (IaC), Terraform Enterprise.Responsible for the designing, building, configuration, deployment, operations and support (On Call) of all cloud infrastructure for the Cisco Vulnerability Management (formerly Kenna Security) services. The toolchain consists of AWS, GCP, Ansible, Terraform, Terraform Enterprise, GitHub, Circle CI, HashiCorp Packer, Docker, Artifactory, HashiCorp Vault, Datadog, PagerDuty, and Atlassian Suite (JIRA, Confluence, etc).

Santa Clara, California, Us

Responsible for the designing, building, configuration, deployment, operations and support (On Call) of all cloud infrastructure. The toolchain consists of AWS, GCP, Ansible, Terraform, Terraform Enterprise, GitHub, Circle CI, HashiCorp Packer, Docker, Artifactory, HashiCorp Vault, Datadog, PagerDuty, and Atlassian Suite (JIRA, Confluence, etc).Developed a system for deploying and managing the infrastructure for a core research platform as code on multiple clouds using On-Prem VMware, AWS, Ansible, Cloud-init, Terraform, AWS, VMware, PowerShell, Python Scripting, MacStadium, Osquery, OpenVAS, Tenable Nessus, and Networking.Successfully maintained 99% uptime for the system.Successfully released the system internally.System has successfully allowed for the deployment of assets for security research across a wide array of asset types. Asset operating systems include RHEL (6 , 7 and 8) , CentOS (6 , 7 and 8) , Ubuntu (16 , 18 , 20 , 22) , AlmaLinux, SLES, openSUSE, Oracle Linux, Amazon Linux (1 , 2 , 2022), Windows Server (2008 , 2012 , 2016 , 2019 , 2022) , Windows Desktop (7 , 8 , 10 , 11) , OSX and Mac OS 10.13, 10.14, 10.15, 11, 12 and others.Company was acquired by Cisco in 2021.

Chicago, Il, Us

Responsible for the designing, building, configuration, deployment, operations and support (On Call) of the on-prem platform onto which 100s of distributed microservice applications are deployed to. The toolchain consists of Kubernetes, Docker, VMware, F5, Ansible, Rundeck, Artifactory, Jenkins, Splunk, Atlassian Suite (Bitbucket, JIRA, Confluence, etc) , Python and PowerShell.Developed a framework for deploying and managing the Splunk installation using Ansible, Docker, GitLFS, BitBucket, Artifactory, Rundeck and Jenkins.Developed a framework for deploying and managing the infrastructure for our core business system's as code on multiple clouds On-prem VMware, Azure using SaltStack, Cloud-init, Terraform, Azure and VMware.Successfully maintained 99% uptime for the platform.Successfully released both frameworks internally.

Chicago, Il, Us

Developed automation for provisioning, configuring and monitoring a core business system (OperaPMS) using Ansible, Rundeck, Jenkins, Python, PowerShell, C#, PL/SQL and Splunk Developed automation for configuring and monitoring MySQL replication for a core business system (Hotel Payments System) using Ansible, Rundeck, Jenkins, Python, PowerShell, C#, PL/SQL and Splunk.The automation for Opera PMS led to a highly efficient, streamlined and modular method for building the Opera environment from development through to production on VMware and Azure.Responsible for the operations, deployment, configuration and support of 2 core business system's (Opera PMS, Hotel Payments System).Greatly improved the Opera PMS services reliability, and increased the speed to deployment by multiple factors.The automation for the Hotel Payments System successfully deployed MySQL cluster replication across all production environments without negatively impacting the system.Successfully maintained 99% uptime for both system's.

Chicago, Il, Us

Managed a team of 2 engineers.Responsible for the operations, deployment, configuration and support of a core business system (Opera PMS) Architected, automated and deployed the Hotel Payments System to all Hyatt hotels in North America (500+ hotels) using PowerShell, C#, Python, Ansible, Rundeck, Jenkins, Splunk, Oracle PL/SQL, MySQL, F5 Big IP LTM, HAProxy, VMware and Docker containers.Designed and built automation tools that allowed for a streamlined deployment of the on-premise version of the Hotel Payments System.Designed and built a centrally hosted version of the Hotel Payments System.Deployed the on-premise solution using the automation tools to 150 hotels.Deployed the hosted solution using the automation tools to 350 hotels.The solutions developed reduced the cut-over outages per hotel from hours to minutes; preparation work from days to hours.We reduced the project costs 25%, increased the delivery bandwidth 7x, and improved the stability of credit card processing exponentially.Successfully maintained 99% uptime for the Opera PMS system.

Chicago, Il, Us

Responsible for the operations, deployment, configuration and support of a core business system (Opera PMS).Engineer for a mission critical project that required migrating a core business system (Opera PMS) out of the vendor's data centers into Hyatt's data centers.Designed and built 7 new Opera PMS production environments that support 4000 users for 320 hotels, including 100s of interfaces with 3rd party vendor's.Required only 2 scheduled downtime events to migrate traffic from each existing production environment in the vendor's data center to the correlating new environment in the new datacenter (migrated multiple environments per downtime event).Each scheduled downtime event went seamlessly, increased in complexity due to the number of environments being migrated, and was progressively faster than the previous.Length of Event / # of Environments Migrated : 8.5 Hrs / 2, 6 Hrs / 5Successfully maintained 99% uptime for the Opera system.

Chicago, Il, Us

Level 2 support for all system's across the enterprise.Responsible for the operations, deployment, configuration and support of a core business system (Opera PMS).Lead engineer for a mission critical project that required migrating a core business system (Opera PMS) out of the vendor's data centers into Hyatt's data centers.Designed and built 6 new Opera PMS production environments that support 3000 users for 110 hotels, including 100s of interfaces with 3rd party vendor's.Each scheduled downtime event went seamlessly, and was progressively faster than the previous.Length of Event / # of Environments Migrated : 12.5 Hrs / 1, 12 Hrs / 1, 11.75 Hrs / 1, 11.5 Hrs / 1, 11 Hrs / 1, 10 Hrs / 1Successfully maintained 99% uptime for the Opera system.

Chicago, Il, Us

Responsible for business technology support for core business system's Opera PMS, HotSOS, REX/Room Expeditor, Mobile Check-in, Web Check-in, Reservation System.Participated in multifaceted business and technology projects across the enterprise by acting as a subject matter expert/SME for core business system's and engineering solutions.Invited as a special guest speaker and subject matter expert to the Property Solutions Implementations 2015 annual team meeting in Macau to discuss emerging hotel technologies.

Chicago, Il, Us

Lead architect for a project that required re-implementing a core business system (HotSOS) for 12 pilot locations.Analyzed the system's implementation for each pilot location.Developed a new system implementation, and corporate business standards to meet the pilot's objectives.Successfully deployed the new system implementation on-premises or remotely at each location without impacting hotel operations.Trained hotel and corporate staff on the new system implementation, and new business standards surrounding that implementation.The pilot project overall was successful, and ultimately became the standard enterprise solution for all hotels globally.

Chicago, Il, Us

Technician, IT, Hyatt Regency New Orleans, 3/2013 – 11/2013System Administrator, IT, Hyatt Regency New Orleans, 3/2012 – 3/2013Front Desk Agent, Rooms, Hyatt Regency New Orleans, 9/2011 – 3/2012Security Agent, Rooms, Hyatt Regency Wichita, 6/2009 – 9/2011