MrPowerShell

Only show some of my professional history

• Container Engineer
• Full Stack Developer
• Cybersecurity
• Platform Engineer
• DevOps

• https://MrPowerShell.com
• https://github.com/StartAutomating
• https://github.com/PoshWeb
• https://psturtle.com/

• Senior DevOps Engineer

  LoanDepot (thru Ascendion)

  2024-06 - 2025-07

  Improved platform and devops practices for LoanDepot's cloud infrastructure

  • Created tooling to migrate 400+ service accounts to Group Managed Service Accounts (GMSAs)
  • This tooling helped avoid hundreds of hours of work each year as passwords no longer need to be rotated manually
  • Optimized Kubernetes Implementation by improving workflows
  • Increased quality of Kubernetes deployments by implementing rules with Rego
  • Added quality gates to Kubernetes deployments
  • This helped catch configuration issues before they reached production, and prevent drift in Kubernetes.
  • Improved SQL operations by implementing auditing and quality gates in Azure DevOps, improving security, reliability, and release times.

• Senior Security Development Engineer

  Microsoft (thru Start-Automating)

  2018-04 - 2019-04

  Developed security automation for the Azure Security Center

  • Developed a PowerShell module to help investigate security incidents in Azure
  • Created internal web infrastructure to organize and visualize incident investigations.
  • This helped reduce investigation times for security incidents by ~20%
  • Created automation for internal security tooling to enable cross-referencing of security data.
  • This helped improve the accuracy and speed of security investigations.
  • Assisted integration of security mitigations into Azure operations
  • Developed complex Kusto/Cosmos queries to spot irregular activity
  • Helped reduce the number of malicious actors using Azure

• Senior Software Developer Engineer

  Microsoft (thru Wipro)

  2016-07 - 2018-01

  Migrated Intune Deployment from Jenkins to Azure DevOps and and Intune automation

  • Migrated Microsoft Intune's Deployments from Jenkins to Azure DevOps, decreasing cost and improving alignment.
  • Overhauled internal automation for the deployment and management of the Intune service.
  • Set up Just Enough Automation (JEA) to allow for secure, delegated administration of the Intune service.
  • Developed a PowerShell module to automate the deployment of Intune service components.
  • Established secure KeyVault use practices for storing sensitive information, reducing human error and surface area.
  • Reduced security incident rate for Intune

• Senior DevOps Engineer

  National Life Insurance (thru NTT Data)

  2014-09 - 2015-06

  Improved internal automation and DevOps practices, and trained offshore support teams.

  • Developed PowerShell tooling to deploy and automate the management of the National Life Insurance infrastructure.
  • Trained offshore support teams from junior to associate level in PowerShell and DevOps practices.
  • This led to improved IT readiness and reduced personnel costs.
  • Assisted in the parallelization of hedging automation, to improve the bottom line.
  • Migrated scheduling from Control-M to Task Scheduler, improving security, reliability, and compliance.

• Senior Operations Engineer

  JPMorgan Chase (thru HP)

  2014-07 - 2014-12

  Rolled out the deployment of secure printing systems for JPMorgan Chase

  • Developed automation to deploy mass rollout of Phraos secure printing systems across the company
  • Created tools to audit and report on the utilization of secure printing systems.
  • This helped reduce exposure of sensitive documents and PII.
  • Worked with the JPMorgan Chase team to ensure compliance with security policies.

• Senior Software Developer Engineer

  Microsoft (thru Start-Automating)

  2010-10 - 2012-01

  Developed a compact virtualization toolkit for the Zero Day Attack Lab

  • Created a rapidly deployable toolkit of endless variations of Windows VMs and additional software.
  • Developed significant expertise in Hyper-V and application virtualization.
  • Created a series of Hyper-V differential disks containing patches until a point in time.
  • This toolkit could be deployed by security researchers across the world in minutes.
  • The toolkit was used to rapidly identify the impact of zero-day attacks on Windows systems.
  • This work helped secure the windows ecosystem against emerging threats.

• Senior Software Developer Engineer in Test

  Microsoft

  2006-01 - 2010-05

  Tested and evangelized the PowerShell language.

  • Helped develop the PowerShell language and its features.
  • Created and maintained test suites for PowerShell.
  • Reduced testing costs for Microsoft management division
  • Shipped Windows Windows 7, Windows Server 2008 R2, Windows Server 2010, and Vista
  • Overhauled the Windows Build Process, enabling continuous integration of the Windows Operating System.
  • Pioneered Infrastructure as Code within Microsoft, improving the stability across Microsoft
  • Evangelized the need for a hybrid role between Developers and Operations
  • Pioneered the use of PowerShell in Client UI, proving the versatility of the language.
  • Pioneered web development with PowerShell and ASP.net, creating the server side PowerShell ecosystem
  • Improved engagement with public by producing videos with Channel9, writing posts and articles.
  • Wrote the first PowerShell modules
  • Ensured that PowerShell could be run in minimal containers
  • Performed STRIDE threat modeling of PowerShell
  • Improved language forensics
  • Ensured security of constrained language modes
  • Language Modes are a foundation part of PowerShell security and have never been hacked
  • Assisted Office with OpenXML standardization
  • Assisted Xbox and Xbox Live Services with PowerShell integration
  • Assisted partner teams and companies in PowerShell development
  • Oversaw Windows-wide Core Engineering Criteria for PowerShell
  • Ensured entire operating system was able to be automated

• Software Developer Engineer in Test

  Microsoft (thru Volt Technical Services)

  2005-01 - 2006-01

  Overhauled security testing for WMI and sheparded IPV6 support within Management Division components (WMI, TaskScheduler, Event Log)

  • Overhauled security testing for Windows Management Infrastructure to use automated testing.
  • Improved guidance on DCOM security settings for WMI, resulting in improved security for the windows ecosystem.
  • Drove IPv6 support within the Management Division of Microsoft prior to Vista RC1, to meet DOD requirements.
  • Assisted partner teams in implementing WMI providers, enabling remote management of virtualization.
  • Performance tested WMI and Event Log to ensure stability and reliability under heavy load.
  • This helped improve the long term security of the windows ecosystem.