Jonathan Contreras
Tujunga
Summary
Detail-oriented Investigations & Customer Assistance Specialist with 10+ years of experience across hospitality, security, and property management. Skilled in incident analysis, surveillance, and guest relations. Adept at resolving conflicts, protecting assets, and collaborating with internal and external stakeholders. Bilingual in English and Spanish with a reputation for professionalism, discretion, and reliability under pressure.
Overview
12
12
years of professional experience
1
1
Certification
Work History
Loss Prevention Investigator
JW Marriott / Ritz Carlton L.A. LIVE
Los Angeles
03.2024 - Current
- Conduct investigations related to theft, policy violations, and general liability across the properties.
- Interview witnesses, collect evidence, and produce clear, professional incident reports.
- Preserved evidence and coordinated with IT, HR, and external agencies as needed.
- Train Officers to write thorough incident reports gathering all necessary information used for claims and executive review.
- Liaison for VIP’s and government entities delivering professional customer service while upholding discreet confidentiality and, hotel policies.
Safety and Security Officer
Conrad Hilton
Los Angeles
07.2022 - 03.2024
- Remain calm and collected in emergency situations
- Conduct security patrols of the premises to identify potential safety risks
- Assisted in the investigation of accidents and other safety-related issues
- Performed regular fire extinguishers, smoke detectors, alarm systems, and other safety-related equipment inspections
- Wrote reports outlining thefts, unauthorized access violations, or other unusual occurrences to help support later criminal or civil actions
- Provided friendly and professional assistance to employees, visitors, and customers
Owner/ Operator
Los Angeles Detailers
Los Angeles
07.2020 - 09.2022
- Monitored inventory levels for car detailing supplies and equipment, placing orders as needed
- Developed customer service protocols to ensure a positive customer experience during the detailing process
- Trained new staff members on proper techniques for interior and exterior detailing services
- Responded promptly to customer inquiries about prices, services offered, and availability
- Assisted with marketing efforts by designing promotional flyers advertising various deals on car detailing services
Safety and Security Officer
Allied Universal Security Services
Sun Valley
12.2021 - 07.2022
- Secured personnel and premises by inspecting buildings and patrolling property
- Protected entrances by scanning individuals and bags via manual checks or x-ray machinery
- Monitored building and property entrances and exits to detect intrusions and protect assets
- Adhered to daily patrol schedules to support consistent security presence throughout the property
- Deterred criminal activity, vandalism, and general misconduct by providing expert and highly visible security presence at the FedEx facility
- Searched bags manually to identify prohibited items and contraband
Maintenance Manager
LAZ Parking
Los Angeles
10.2016 - 03.2020
- Drafted budgets for maintenance operations and monitored expenditures
- Inspected buildings, grounds, and equipment regularly for safety hazards or breakdowns
- Performed troubleshooting on malfunctioning systems when necessary
- Supervised preventive maintenance projects, employee tasks, and performance and adherence to safety standards
- Managed team of employees, daily progress reports, and overall project planning
- Interviewed prospective employees and provided input to HR on hiring decisions
Property Manager
LHL Properties
Hollywood
01.2013 - 03.2020
- Developed and implemented effective leasing strategies to maximize occupancy rates
- Assessed rental applications, conducted background checks, and approved or denied prospective tenants based on established criteria
- Managed all maintenance requests from tenants in a timely manner
- Ensured that all rent payments were collected on time by following up with delinquent tenants
- Maintained accurate records of financial transactions, including rent collections, security deposits, and other income sources
- Established policies regarding tenant relations and enforcement of rules and regulations within the properties
- Processed evictions, when necessary, in accordance with state laws and procedures
- Prepared monthly reports detailing financial performance data such as revenue growth expenses incurred
Education
Criminal Justice - Major
Fremont University
Cerritos, CAHigh School Diploma -
Verdugo Hills High School
Tujunga, CASkills
- Microsoft Office
- Emergency Management
- Excel
- Customer Service
- Scheduling
- CCTV Monitoring
- Report Preparation
- Security Procedure Knowledge
- Emergency Response
- Management
- Training
- Problem-solving Skills
- Strong Verbal and Written Communication Skills
- Ability to Work Under Stress
- Leadership
- Initiative
- Attention to Detail
- Strong Work Ethic
- Teamwork
- Adaptability
- Following Procedures and Protocols
- Ability to Work Long Hours
Certification
- First Aid Certification, 09/01/22
- CPR Certification, 09/01/22
Skills And Activities
Microsoft Office, Emergency Management, Excel, Customer Service, Scheduling, Premises Surveillance, CCTV Monitoring, Report Preparation, Security Procedure Knowledge, Emergency Response, Management, Training, Problem-solving Skills, Strong Verbal and Written Communication Skills, Ability to Work Under Stress, Leadership, Initiative, Attention to Detail, Strong Work Ethic, Teamwork, Adaptability, Following Procedures and Protocols, Ability to Work Long Hours, Flexible Work Schedule, Fluent in English, Fluent in Spanish
Leadership Experience
- Group Facilitator, Glendale Community College, Film, 01/01/22, 05/01/22, Led diverse groups of students to collaborate on creating a short film.
- Volunteer, Los Angeles Regional Food Bank, 01/01/20, Current, Volunteered Monthly to prepare meals at the local community food bank.
Timeline
Loss Prevention Investigator
JW Marriott / Ritz Carlton L.A. LIVE
03.2024 - Current
Safety and Security Officer
Conrad Hilton
07.2022 - 03.2024
Safety and Security Officer
Allied Universal Security Services
12.2021 - 07.2022
Owner/ Operator
Los Angeles Detailers
07.2020 - 09.2022
Maintenance Manager
LAZ Parking
10.2016 - 03.2020
Property Manager
LHL Properties
01.2013 - 03.2020
Criminal Justice - Major
Fremont University
High School Diploma -
Verdugo Hills High School