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Work Background
Citizen HealthLead DevSecOps
May. 2024United States, San FranciscoResponsibilities:
- Actively participate in the development and execution of Ciitizen's DevSecOps strategy.
- Design, implement, and manage infrastructure as code (IaC) solutions using Terraform
- Manage SOC2 compliance
- Ensure scalability, reliability, security, and performance of cloud infrastructure components
- Architect and maintain robust CI/CD pipelines for automated software delivery using standard tools and frameworks FluxCD, Kustomize, Helm, and Gitops.
- Implement and optimize build, test, and deployment processes for distributed microservices running on Kubernetes
- Develop and maintain monitoring and alerting systems for proactive issue resolution.
- Automate repetitive tasks and processes to improve operational efficiency
- Collaborate with the development team to implement and support DevOps practices that streamline software development and deployment.
- Provide guidance and support for development and operational security
PoloniexStaff Site Reliability Eng
Sep. 2021 - May. 2024Delivered AWS support for cryptocurrency exchange with a primary emphasis on Infrastructure as Code (IAC) utilizing both CloudFormation and Terraform. enhance and deploy essential infrastructure and services aimed at optimizing the integration of new crypto tokens, maintaining support for over 350 existing ones, and facilitating exchange upgrades for the exchange's extensive decoupled service-oriented architecture. Engaged in two-week sprints, tackling a diverse and complex set of technology challenges requiring innovative solutions.
♦ Replaced ECS deployment of Prometheus/Grafana in ECS with Kubernetes helm chart-based deployment based on Kube-Prometheus-Stack with Consul to allow for more cost-effective monitoring of all staging and production accounts
♦ Support trading futures services in production running on EKS.
♦ Migration of services from ECS deployments to EKS
♦ Created initial POC to migrate from ECS to EKS, utilizing Prometheus implementation as a first use case, incorporating best practices.
♦ Launched foundation work on moving the most sensitive infrastructure and services to EKS with Terraform, leveraging DevSecOps and GitOps principles as guidelines.
♦ Developed Lambdas using Python and Node.js to automate various tasks, including the replication of host zone entries from multiple accounts to a centralized source for internal DNS resolution and automated tasks requested via Jira tickets.
♦ Architected Terraform deployment strategy and managed implementation of the Appgate VPN solution.
♦ Designed a multi-account landing zone with secure guardrails and policies in Terraform.
♦ Collaborated with development teams to establish a robust workflow for containerizing services.
♦ Implemented automation tasks requiring privileges through GitOps or Jira tickets for seamless execution.
Apex Systems
Oct. 2020 - Sep. 2021Richmond, Virginia, United StatesFunctioned as an Azure Cloud Engineer working remotely with accountability for ensuring the preparedness and accessibility of the Microsoft Azure Platform for key production customers.<br>♦ Established, deployed, and automated foundational public cloud services (PCS) for Azure, creating a space in the cloud tailored for companies acquired by Centene.<br>♦ Played a pivotal role in guiding public cloud services, utilizing Terraform and ARM templates, to prepare the Azure platform for Centene's application teams.<br>♦ Collaborated with security teams to enhance and optimize Azure Security through the implementation of custom roles and policies, adhering to HIPAA and SOC2 practices.
Thunderhead
Dec. 2013 - Oct. 2020Manchester, New HampshireHeld multiple roles, initially serving as a Senior IT Service Delivery Engineer and progressing to the Principal Cloud Engineer and DevOps Manager. Managed corporate infrastructure, overseeing projects, and ensuring compliance with security requirements. Supported and advised the development team, managing the SAAS production infrastructure, comprised of 300+ servers distributed across four production data centers in Azure. Played a pivotal role in the flagship Thunderhead One product, leveraging technologies, including Cassandra, MS SQL, Windows, Linux, Docker, and Kubernetes.<br>♦ Oversaw the 5-year migration of Corporate SaaS from Colocation to a Docker Swarm implementation and ultimately to AKS, aligning with the evolving needs of the company. <br>♦ Managed a team of up to 7 technical staff dispersed in both the US and London. <br>♦ Facilitating the operations of numerous Agile development teams<br>♦ Developed Azure functions using PowerShell and JavaScript to automate various tasks and self-healing alerts.<br>♦ Collaborated with the security director to enhance and optimize Azure Security for certification and compliance with SOC2, ISO, SOX, and GDPR, implementing recommendations from annual audits.
Global Relief Technologies
Oct. 2010 - Dec. 2013Portsmouth, New Hampshire, United StatesDelivered IT leadership for GRT's corporate users and oversaw the production environment for flagship application, RDMS. Directed enterprise projects, system conversions, and performance tuning, Monitored enterprise applications and systems.<br>♦ Oversaw and engineered stack infrastructure for tailored applications as part of a private cloud initiative for a Department of Defense (DoD) prime vendor.<br>♦ Implemented a gating environment to facilitate the seamless progression of GRTs products through development, staging, customer acceptance, and production stages, resulting in process optimization and significant cost and time savings.<br>♦ Successfully transformed the production environment of applications from multiple single-tenant setups to a consolidated multi-tenant environment, achieving migration with zero customer downtime.<br>♦ Managed a team of 1-3 employees/contractors and built relationships with over 20 vendors, overseeing both corporate and production environments.
Allied Domecq
Mar. 1998 - Jul. 2001
Forrester Research
Jan. 1994 - Dec. 1998
Malden Mills
Jun. 1993 - Oct. 1994
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