Mars M.

Lead Info Security Architect

New York, United States

About

Highly accomplished IT leader with 10 years of experience directing technical operations and security strategy, the last part of which is within a Nuveen subsidiary. Expert in navigating the rigorous regulatory demands of the real estate and financial services sector, including CMMC, SOC2, and NIST 800-53. Proven track record of spearheading enterprise-wide digital transformations, such as transitioning legacy infrastructure to Unified Endpoint Management (UEM) and architecting Zero Trust frameworks. Adept at aligning subsidiary IT goals with parent-company standards to ensure seamless cross-tenant collaboration and robust risk mitigation. Expert in managing concurrent infrastructure modernizations, cloud migrations, and MSP transitions while maintaining rigorous compliance standards.

Experience

  • Lead Info Security Architect at TIAA
    Jun 2026 - Present · 5 mos

  • Manager of IT Operations & Cybersecurity at Paths Management Services
    Nov 2023 - Sep 2025 · 1 yr 11 mos

  • Infrastructure Engineer at HEMIC
    Apr 2023 - Oct 2023 · 7 mos

    Enterprise Security Baseline & Zero-Trust Migration: Engineered a comprehensive transition from perimeter-based security to a Zero-Trust architecture, implementing Conditional Access, identity-driven authentication, and standardized security baselines across the entire corporate infrastructure. Cloud Infrastructure & Security: Advanced experience securing AWS EC2 and Amazon WorkSpaces environments, specifically tailored for specialized developer workflows (Guidewire). Modern Authentication: Expert in MFA Architecting, SAML engineering, and Microsoft Graph API integrations for complex B2B and cross-tenant environments. Endpoint Hardening: Specialist in Cloud LAPS implementation and Privileged Access Management (PAM) to eliminate lateral movement risks and local administrative vulnerabilities. Enterprise Policy Orchestration: Skilled in engineering global compliance frameworks using Intune Configuration Profiles and custom ADMX templates. Architected Secure Cloud Workspaces: Led the design and deployment of Multi-Factor Authentication (MFA) for AWS EC2 and Amazon WorkSpaces, ensuring the integrity of development environments for sensitive Guidewire workflows. Eliminated Identity Risk: Spearheaded a corporate-wide security hardening initiative by deploying Cloud LAPS via Intune, successfully removing local admin rights and mitigating credential theft vulnerabilities. Engineered Global Compliance: Orchestrated a comprehensive MDM framework utilizing custom ADMX templates to enforce automated security compliance and policy parity across the entire corporate fleet. Automated B2B Operations: Developed and integrated Microsoft Graph API solutions for Azure B2B, automating end-user data mapping and streamlining secure collaboration across disparate tenant environments. Identity Lifecycle Management: Managed the full lifecycle of SAML-based SSO integrations for enterprise applications, from initial engineering and testing to production deployment.

  • Cyber Security Instructor at Hawaii Technology Academy
    May 2019 - Sep 2023 · 4 yrs 5 mos

    Honolulu Metropolitan Area

  • Cyber Security Analyst at Christensen Farms
    Feb 2022 - Apr 2023 · 1 yr 3 mos