William Ospina

Property manager and U.S. Army veteran overseeing a 100+ property portfolio spanning commercial, single-family, multifamily, and short-term rental assets. Experienced in lease administration, rent collections, delinquency and eviction management, vendor oversight, and maintenance coordination in Buildium and Boom.

Backed by 6 years of project management and marketing experience running multi-team timelines, multichannel campaigns and leadership reporting, plus 8 years of U.S. Army administrative leadership and an MS in Marketing.

Property Manager at Cabessa Property Management Inc. (2026-01 – Present)

• Manage a 100+ property portfolio of commercial, single-family and multifamily assets, maintaining 95% occupancy and 90% on-time rent collection.
• Administer leases, renewals, collections and delinquency; resolved delinquent accounts and handled evictions in compliance with Florida law.
• Coordinate maintenance, inspections and capital improvements, completing 20+ work orders per month with a 2-4 day average turnaround.
• Supervise contractors and onsite staff, keeping projects on schedule and within budget.
• Fill vacancies through listing marketing and tenant screening, reducing average days-on-market.
• Maintain records, financial tracking and emergency response in Buildium.

Portfolio Manager at Casiola (2025-08 – 2026-01)

• Managed daily operations and quality inspections for 30+ short-term rentals, including single-family homes and hotel-style units.
• Coordinated housekeeping, maintenance vendors and contractors to keep every unit guest-ready, sustaining a 4.6 star average guest rating.
• Served as liaison between virtual support teams, local vendors and regional leadership.
• Created and tracked work orders in Boom from request to resolution.
• Supported budget management and vendor cost control across the portfolio.

CRM Operations & Planning Specialist at Macy’s, Inc. (2021-03 – 2025-08)

• Coordinated schedules and timelines across 5 teams for Email, SMS and APP campaigns, delivering 100% on time.
• Ran A/B testing and quality reviews before every deployment to ensure accuracy.
• Presented weekly and monthly performance updates to directors and VPs, summarizing progress, risks and recommendations.
• Built centralized trackers, reporting templates and documentation used for leadership oversight and forecasting.

CRM Marketing & Retention at Macy’s, Inc.

• Tracked and delivered multichannel retention campaigns in partnership with Data Science, Loyalty and Creative teams.
• Set up shared data hubs and recurring check-ins that improved cross-team workflow.

Marketing Coordinator at Entertainment Benefits Group (2019-02 – 2020-09)

• Managed paid search and social campaigns with agency partners, improving ROI by an average of 15% per quarter through targeting, budget and bid adjustments.
• Reported performance and insights to senior leadership and led recurring project reviews.

Human Resources Specialist at U.S. Army (2010-05 – 2018-05)

• Managed personnel records and federal documentation for 500 service members with strict regulatory compliance.
• Processed personnel actions, evaluations and promotions; coordinated deployment readiness across units.
• Trained and supervised junior soldiers on systems and documentation procedures.

Master of Science in Marketing – Florida International University (2020)

Bachelor of Science in Business Administration – University of Florida (2019)