Lee H. Email & Phone Number

Hatrack - ITDevSecCostOpsA core player in the design and implementation of SOC2 policy and annual checks, with vast industry experience across various use case and environments. Maintain an evolving understanding of cyber threat intelligence and industry awareness to guide sound security choices. Gently implementing a zero-trust environment. Primary focus on Sentinel setup and day to day follow up of reports, CostOps of all cloud environments, and automating Intune endpoint for all company devices.

Fundamental in the process of transitioning a small 105 headcount start-up to a SOC2 compliant mid-sized fortune 500. Self-managed projects include:• Brought all fleet Mac and PC devices under MSFT Intune MDM control, setup automation for device enrollment, configuration, and compliance in accordance with SOC2 polices. Setup Intune MAM for secure employee mobile device access to company data.• Perform initial discovery, audit, and documentation of systems and services in Azure, AWS, and GPC. Perform a tenant ownership transfer, new MCA, and setup invoiced billing profiles by OU.• Managed MSFT 365 Security and Cloud Defender. Respond to all alerts from investigation to resolution. Diligent tuning of the service as our attack surface changed. • Research, purchase, deployment, monitoring of Azure Savings Plans, correct sizing, downtime automation, and Reserved instances for compute and Postgresql usage with a savings of $240K+ over 3 years. • Built and managed Jira ITSM IT Helpdesk including self-help portal and Jira forms to service an entirely remote workforce.• Deployed a Grafana, Loki, Prometheus, Zabbix monitoring infrastructure for our Windows, Linux, Tableau, Snowflake, DBT jobs, and many EDI pipelines.

Causal inference algorithms for neural nets- explaining correlation and causality to chonky tamagotchis. Philosophy of Science

Install, monitor, maintain, support, and optimize all production server hardware and software. Provide escalated technical support for complex technical issues which may include leading problem management cases and providing management status. Coordinate escalated support cases and lead appropriate internal technical resources and/or third party vendors to resolution. Responsible for production, DoD, and development environments; assist with server operating system and application upgrades, bug fixes, and patching; and work on standardization projects for both hardware and software under the client technology stack while providing consistent system up-time as expected in a high availability EC2, Amazon S3, Amazon SQS, and Amazon SNS, Cloud environment. Achievements•Responsible for operational cost saving measures through the development and production deployment of an AWS cloud monitoring solution using Prometheus and Grafana. This open source time series database allows for a proactive stance to potential down-time causing issues, ensuring a stable product for web services.•Developed low cost automation of operations task; using automation scripting I was able to reduce the repetitive tasks on the backend while using Selenium to automate front end testing and web service validation.Projects: 2020- Support client migration from hybrid VPC to AWS, lift and shift2021- Support client migration from hybrid VPC to Azure, replatform and some refactoring

Dallas, Texas, United States

Provide technical and team leadership during high severity incident recovery. End to end responsibility for communication during incidents, driving escalations, investigation and resolution of incidents, ensuring outage updates are timely and of sufficient quality. Provide recommendations on troubleshooting and other technology improvements to quickly resolve incidents, ensuring infrastructure and application stability. Provides technical support to team members to facilitate resolution or escalation of technical issues. Resolves and documents escalation breakdowns, and recommends knowledge updates when needed. Acts as backup in a 7x24 on-call rotation in the event of multiple high-severity issues that exceed the capacity of the team on-site. Research, create, and maintain SOP and KB articles to aid in coworker resolution, troubleshooting, and training. Maintain and troubleshoot EDI connectivity.

Seattle, Washington, United States

Perform network and system monitoring to maintain network/environment uptime, perform patching, VLAN creation and trunking, routed subnet creation, and lots of layer 1 to 3, troubleshooting architecture incidents and maintenance. Tools used: Nagios and RT for monitoring and ticketing. Linux with Citrix and VMWare virtualization environment. Site expert for datacenter installs, migrations, and physical hardware troubleshooting. Research, create, and maintain SOP and KB articles to aid in coworker resolution, troubleshooting, and training. Level 1 triage of SQL job errors.Projects: Expand data center footprint adding a new cage and 24 racks. Assigned tasks included; Installation of top of rack switches, Installation of NAS, powering and network cable routing, and documenting inventory, finalizing in the migration of over 100U of hardware during a 2 day window.

Seattle, Washington, United States

Level 1 Infrastructure Triage for Linux and/or Windows based server systems. “First Responder” on Monitoring Alerts and Incident Notifications. Functional System Validation. IT Incident Conference Call Support and Documentation. Perform initial triage of server infrastructure issues. Proactively monitor key business applications and services using system monitoring tools and escalate as needed. Identify and escalate potential business impacting issues following documented work instructions. Perform connectivity and functionality tests for critical business applications and services. Provide active logging of activities that occur on conference calls during significant IT Incidents. Engage requested support resources from additional teams following documented procedures during conference calls for significant IT Incidents. Document common symptoms, incident recovery steps, and standard application activities in incidents. Research, create, and maintain SOP and KB articles to aid in coworker resolution, troubleshooting, and training. Complete ad hoc assignments per direction from Service Availability Manager. Perform daily functionality tests of AS400 reservation system.