Frank Lesniak is a Senior Enterprise Technology Architect at West Monroe with nearly 20 years of experience leading client engagements involving Microsoft infrastructure technology. Frank’s expertise spans modern cloud systems like Azure, Microsoft 365, and Entra ID to classic enterprise platforms like Windows Server, Active Directory, and SQL Server. His recent technical focus has been on Microsoft platform cybersecurity and automating technical processes using PowerShell. Over the last few years, he has crafted internal products at West Monroe to streamline technical delivery.

Frank’s versatility also includes:
  • Microsoft 365
  • Process automation, Windows/Windows Server systems administration, and configuration management (Intune, ConfigMgr)
  • Linux (Raspberry Pi OS, Ubuntu) and macOS (FreeBSD)
  • Resilient systems, disaster recovery, virtualization, containers
  • Federated authentication (OpenID Connect, OAuth2, SAML), public key infrastructure.
  • Industry experience: banking, finance, healthcare, high-tech/software, insurance, life sciences, manufacturing, public utilities, and more.
At West Monroe, Frank helms the Workplace Collaboration (Modern Work) competency, leading a 45-member team. The team specializes in:
  • Executing M&A-related transaction divestitures and mergers (i.e., efficiently migrating identities, email, documents, telephony, and workstations from one environment to another).
  • Building award-winning intranet and employee experience portals.
  • Fortifying Microsoft 365, Entra ID, Azure, and Windows endpoint security (including the Defender suite)
  • Modernizing endpoint management with Microsoft’s Modern Management framework (Intune, Windows Autopilot, JAMF for macOS, and Defender for Endpoint).
Frank’s role entails technical leadership through product development and presentations on PowerShell, identity/access management, and more. And at West Monroe, Frank manages the Microsoft partnership and is one of the employee experience managers for the Technology & Experience (TechEx) practice.
Within the community, Frank serves as a director on the board of DuPage Animal Friends (DAF), a non-profit supporting DuPage County Animal Services (DCAS). DCAS, DuPage County’s sole open-admission animal shelter, depends on DAF for crucial care, specialized therapy, and community programs, given it’s not tax-funded. Frank also leads DAF’s Technology Committee.
Engaged in the tech community, Frank frequently speaks at conferences and user groups and is a published author.