Joel E. Castillo
Boston,MA
Summary
Seeking a clinical or entry-level radiologic technologist position. Skilled in patient care, medical imaging, and radiation safety, with a strong commitment to accuracy and compassionate service.
Dynamic security professional with proven skills in threat detection and risk assessment. Experienced in integrating advanced technologies to enhance operational security and training teams for improved performance.
Results-oriented security supervisor with a strong background in emergency response coordination and effective communication. Successfully led teams and implemented innovative surveillance solutions that significantly reduced security incidents and improved client satisfaction.
Proficient in security operations with a focus on advanced video surveillance and OSINT tools. Committed to enhancing situational awareness and training teams to execute effective security strategies.
Skilled GSOC Operator with background in monitoring security systems, managing incident responses and maintaining communication protocols. Strong ability to analyze complex situations swiftly and implement appropriate action plans. Proficiency in using advanced surveillance equipment and software. Success in enhancing overall security operations through vigilant monitoring of security cameras and effective coordination with field personnel.
Overview
3
3
years of professional experience
Work History
RSOC Operator
Triple Canopy
Boston, MA
05.2025 - Current
- Implemented advanced video surveillance solutions using Exqvision technologies, improving operational security and situational awareness for clients in high-risk environments.
- Managed the installation and configuration of Exqvision's cutting-edge AI-based analytics systems, enhancing real-time threat detection and response.
- Trained internal teams and clients on the integration of Exqvision's video analytics tools, boosting product adoption and customer satisfaction.
- Collaborated with cross-functional teams to customize Exqvision solutions for unique client needs, resulting in a significant reduction in security-related incidents.
- Leveraged OSINT tools to conduct thorough threat assessments on ARE properties, identifying potential risks through open-source data and enhancing security protocols for high-risk environments.
- Integrated OSINT findings with Exqvision’s surveillance systems to identify emerging threats and inform real-time monitoring, improving situational awareness on critical properties.
- Collaborated with security teams to develop actionable intelligence from OSINT, enabling targeted surveillance strategies and reducing vulnerability on ARE properties.
- Utilized OSINT to support the identification of suspicious activities or individuals, contributing to proactive security measures and rapid threat mitigation.
Security Supervisor
Allied Universal
Boston, MA
02.2024 - 03.2025
- Supervise and manage a team of security officers, ensuring they are properly trained, equipped, and maintaining high standards of security and professionalism.
- Create and manage security officer schedules, ensuring proper coverage during peak hours, night shifts, and on weekends, while maintaining cost efficiency.
- Oversee the use of surveillance systems to monitor common areas, entrances, and the perimeter of the building, ensuring the safety of residents and the property.
Security Supervisor
Omnium Protection Group
Boston, MA
05.2023 - 08.2024
- Monitored CCTV surveillance systems to ensure the safety and security of hotel premises; promptly identified incidents and wrote detailed incident reports documenting the event, actions taken, and outcomes, ensuring accurate follow-up and compliance with hotel policies.
- Conducted regular security patrols throughout the hotel premises to monitor for safety hazards, security breaches, and maintenance issues, ensuring a secure environment for guests and staff.
- Maintained a professional and approachable presence in the hotel lobby, ensuring a welcoming environment for guests while reinforcing the hotel's commitment to excellent customer service.
Security Supervisor
Northeast Security
Boston, MA
12.2022 - 01.2024
- Supervise and support security officers during daily operations to ensure client site safety and compliance.
- Conduct post inspections, patrols, and monitor CCTV systems to maintain security integrity.
- Train and mentor new officers on company policies, emergency procedures, and report writing.
- Respond to incidents, manage emergency situations, and communicate effectively with law enforcement and management.
- Prepare detailed incident, daily activity, and personnel performance reports.
- Maintain high standards of professionalism, punctuality, and accountability across all shifts.
Education
Associate of Science - Health Science – Radiology Program
Bunker Hill Community College
Boston, MA 09.2025 - 12.2025
Skills
- Microsoft Word
- Google Drive
- Excel
- Visual Studio Code
- Effective Communication
- Self-Management
- Medical Terminology
- Patient Care & Safety
- Anatomy & Physiology Knowledge
- Ultrasound Imaging Fundamentals
- Communication & Teamwork
- Microsoft Office
- Electronic Health Records
- Time Management
- Organization
- Security Operations & Monitoring
- Threat Detection & Risk Assessment
- Emergency Response Coordination
- Communication & Situational Awareness
- Radiographic Positioning & Technique
- Patient Preparation & Communication
- Radiation Protection & Safety Standards
- Operation of X-ray and Imaging Equipment
- Image Quality Assessment
- EHR Documentation
Hobbies and Interests
- Programming
- Business
- Technology
- Medical
Activities
- Varsity Baseball Team in High School, 2018, 2020, Boston, MA
- High School Musical Band, 2018, 2022, Boston, MA
Timeline
Associate of Science - Health Science – Radiology Program
Bunker Hill Community College
09.2025 - 12.2025
RSOC Operator
Triple Canopy
05.2025 - Current
Security Supervisor
Allied Universal
02.2024 - 03.2025
Security Supervisor
Omnium Protection Group
05.2023 - 08.2024
Security Supervisor
Northeast Security
12.2022 - 01.2024