Mark Guadalupe Cuellar

Salesforce Data Architect

Building data systems that serve the mission

Director of Data Operations with deep experience across accounting, IT, and 11+ years leading CRM and data architecture efforts for non-profits. Passionate about listening first, understanding needs, and delivering the right technical solutions to advance organizational impact.

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Quick facts

  • Location: Topeka, KS
  • Email: mark@markcuellar.com
  • Would love to help and find others supporting Catholic and mission-driven organizations

Relevant Experience

Salesforce Administrator - Shrine of Our Lady of Guadalupe
Current
  • Optimize Salesforce and Account Engagement usage through change and training
  • Tightly Integrate Salesforce and Account Engagement allowing Development and Marketing to improve operations
  • Anticipate organization needs and present solutions for implementation

Director of Data Operations — Society of St. Vincent de Paul
Aug 2023 – Mar 2025
  • Integrated data across business units using Salesforce
  • Restructured data architecture to support growth and efficiency
  • Developed data governance models



Manager, Salesforce Administration — Legal Non-Profit

Jan 2016 – Jul 2023

  • Led Salesforce CRM for 400+ users and 21 teams; 1.6M+ contacts and 5.9M+ opportunities
  • Completed nonprofit Salesforce re-implementation enabling donation growth from $47M to $100M/yr
  • Managed a four-person Salesforce Admin team; supported donations, events, and multiple communities
  • Hands-on with flows, process automation, Apex, and managed packages

    • Chief Technology Officer — Kolbe Academy
    Jan 2014 – Dec 2015
    • Migrated to a new LMS and implemented Microsoft 365 for faculty, staff, and students
    • Moved to a hosted phone service; integrated staff via technology
    • Provided technical advice to CEO and Director
    Implementation Specialist — Nettime Solutions
    Mar 2012 – Dec 2013
    • Configured timekeeping software to match complex org policies
    • Trained corporate staff and supported go‑live
    Implementation Technician / Support Manager — Sleuth Systems
    2010 – 2011; 2008 – 2009; 2002 – 2004
    • Guided public safety orgs on secure records management systems and FBI-aligned practices
    • Managed support for 300+ public safety organizations; set response SLAs; helped build a new call center
    Additional roles
    2000 – 2011
    • Holy Child School — Jr High Math/Science Teacher (2009–2010)
    • Express Personnel — Tier 1 Apple iPhone Support (Contract, 2007–2008)
    • Robert Half AccountTemps — Temporary Employee (2004–2006)
    • Bloom Technologies — Super Tech (2000–2002)
    • Another Byte — Computer Store Owner/Operator (1999–2000)

    Professional Technical Experience

    Salesforce (NPSP, Maps, Conga Grid, Ascendix Search, Apsona) Flows & Automation Apex & Triggers (support & troubleshooting) Data Architecture & Governance Tableau AWS SES Azure AD MS SQL & Oracle Microsoft 365 Schoology & Moodle NetSuite QuickBooks, SAP, Raiser's Edge

    Salesforce Certifications

    • Salesforce Certified Administrator — Credential ID 21356854
    • Salesforce Certified Data Architect — Credential ID 3497333

    Education

    B.S. Mathematics, Excelsior College — Albany, NY

    Contact

    Email: mark@markcuellar.com
    Location: Topeka, KS