Marcus D. Tillman

Senior Security Guard

Contact

marcus.tillman@protonmail.com

+1 555 0147

Phoenix, AZ

linkedin.com/in/marcustillman-security

Skills

Arizona Guard Card (AZ DPS Licensed)

CPR/AED Certified — American Red Cross

Genetec Security Center CCTV

Access Control Systems (Lenel S2)

Incident Report Writing

De-escalation & Conflict Resolution

OSHA 10-Hour General Industry

Crowd & Perimeter Control

First Aid & Emergency Response

Links

LinkedIn

License

Profile

Veteran security professional with 9 years protecting commercial, healthcare, and mixed-use residential properties across the Phoenix metro area. Specializes in access control systems, de-escalation, and emergency response coordination. Reduced reportable incidents by 34% at a 400-unit residential complex through targeted patrol restructuring and staff training.

Work Experience

Lead Security GuardMar 2020 - Present
Sentinel Shield Services, Phoenix, AZ
  • Supervise a 6-person patrol team across a 1.2M sq ft mixed-use development, cutting perimeter breach incidents from 22 to 9 per quarter within the first year.
  • Implemented a digital visitor-log system using Genetec Security Center that reduced unauthorized entry attempts by 41% and eliminated paper-log discrepancies entirely.
  • Coordinated emergency evacuations for 3 fire alarm events and 1 active medical emergency, achieving full building clearance in under 4 minutes each time with zero injuries.
Security GuardJun 2017 - Feb 2020
MedCore Facility Solutions, Scottsdale, AZ
  • Monitored a 280-bed hospital campus via 64-camera CCTV network, identifying and reporting 17 policy violations in the first 6 months that led to two staff terminations.
  • Patrolled 8 designated zones on rotating 4-hour cycles, maintaining a 99.6% post-coverage rate over 32 months with zero unexcused absences.
  • Trained 4 newly hired guards on HIPAA-compliant incident reporting, reducing documentation errors by 58% within 90 days of rollout.
Security GuardAug 2015 - May 2017
Irongate Property Management, Tempe, AZ
  • Secured a 400-unit residential complex during overnight shifts, responding to an average of 11 tenant calls per week and resolving 94% without law enforcement escalation.
  • Installed and tested panic-button hardware across 3 parking structures, cutting response time to distress calls from 6.5 minutes to under 2 minutes.
  • Authored a revised patrol log template adopted company-wide across 7 properties, standardizing shift handoffs and reducing missed-incident reports by 30%.

Education

Associate of Applied Science, Criminal Justice2013 - 2015
Rio Salado College, Tempe, AZ
Graduated with Honors; coursework in emergency management, constitutional law, and crisis intervention