Operations & Security Management Leader

Collin Phillip Lierz

Sacramento, CA · 951-***-****

*******@*****.*** · ******.*****@***.***

Objective

Operations and security management professional with extensive experience leading multi-site teams, implementing new technologies, and ensuring compliance. Seeking opportunities that leverage strengths in leadership, IT support, and operational logistics. Professional Experience

Operations Manager – Divisions A & D

Allied Universal Security Services · Aug 2025 – Present

● Manage two major divisions, overseeing staffing, scheduling, compliance, and client relations for numerous sites and personnel.

● Lead supervisory staff and support large-scale operational needs. Field Supervisor Lead / Operations Support

Allied Universal Security Services · Apr 2025 – Aug 2025

● Led and trained 4–6 Field Supervisors for after-hours operations.

● Managed flex officers, conducted QA checks, and provided interim management across multiple divisions.

● Ensured client satisfaction and regulatory compliance. Operations Manager – Sacramento Division A

Allied Universal Security Services · Sep 2024 – Mar 2025

● Oversaw hiring, training, and payroll accuracy for 250+ employees.

● Managed schedules totaling 7,500+ weekly hours across 46+ sites.

● Implemented new technologies and ensured full regulatory compliance. Meal & Rest Supervisor Lead / Flex Field Supervisor Allied Universal Security Services · Sep 2023 – Sep 2024

● Ensured meal/rest break compliance for 300+ employees at 100+ sites.

● Led six shift supervisors; supported hiring, training, investigations, and discipline.

● Provided on-site coverage and field supervision as needed. IT Support Technician

EKG · 2022

● Delivered, installed, and tested 800+ smart TVs for a school district.

● Provided troubleshooting and coordinated delivery schedules. Additional Experience

● Lector, Presentation of the Blessed Virgin Mary Church

● Security Officer, 2004–2009

● OTR Truck Driver, 2013–2014

● Math Tutor, Mt. San Jacinto College

● Caretaker, 2014–2023 (full-time family care)

● AmeriCorps NCCC, 2007

● Young Adult Ministry Organizer, 2023

Education

● PMFP, Diocese of San Bernardino (2022–2023)

● University of Nebraska Omaha (2012–2013)

● Mt. San Jacinto College (2009–2012)

Skills

Leadership & team management · Scheduling & logistics · Security operations · Compliance · IT troubleshooting · Conflict resolution · Customer service

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