Thierno Welle
Columbus,OH
Summary
Dedicated and dependable security professional with experience in armed and unarmed security, private security, data center protection, and security supervision. Experienced in access control, surveillance, patrol operations, incident response, emergency procedures, and protecting personnel, property, and critical infrastructure. Trained in defensive tactics and hand-to-hand combat, with the ability to remain calm and controlled during high-pressure situations. Proven ability to lead security teams, enforce policies and procedures, maintain accurate documentation, and communicate effectively with personnel, clients, and the public. Recognized for reliability, strong situational awareness, attention to detail, and a commitment to maintaining a safe and secure environment.
Overview
3
3
Languages
2027
2027
years of professional experience
Work History
Armed Security Officer
Sahara Global Security
Columbus, OH
02.2026 - Current
- Provide armed security services while maintaining a professional, alert, and safety-focused presence.
- Conduct surveillance and investigative assignments, documenting observations and relevant findings accurately.
- Monitor assigned locations and personnel, identify potential security risks, and respond appropriately to incidents.
- Prepare detailed incident and investigative reports while maintaining confidentiality and professionalism.
- Conduct investigations requiring strong observation, attention to detail, situational awareness, and sound judgment.
Licensed Private Investigator
Sahara Global Security
Columbus, OH
2026 - Current
- Provided armed security and protective services for assigned clients, properties, and personnel.
- Conducted patrols, access control, surveillance, and security checks to identify and address potential threats.
- Responded to incidents and emergencies while maintaining professionalism and sound judgment.
- Enforced security procedures and maintained a safe and secure environment.
- Prepared accurate incident reports and communicated security concerns to management and clients.
- Maintained a professional presence while interacting with employees, visitors, and the public.
Security Supervisor
Securitas Security Services
Plain City, OH
2023 - 10.2026
- Supervised security operations and personnel at a data center facility.
- Monitored access control, visitor activity, surveillance systems, and facility security.
- Conducted patrols and security inspections to identify safety and security concerns.
- Trained and assisted security officers with site procedures, post orders, and company policies.
- Responded to incidents and coordinated appropriate actions while maintaining detailed documentation.
- Communicated with site management and security leadership regarding incidents, staffing, and operational concerns.
- Maintained strict confidentiality and followed data center security protocols.
- Surveilled over 20 guards at a time
Sales Agent
YESA
Ontario, CA
10.2025 - 12.2025
- Engaged directly with customers to understand needs, provide tailored solutions, and deliver a professional customer experience.
- Conducted face-to-face presentations and product consultations while clearly communicating product features, benefits, and value.
- Built and maintained strong customer relationships through effective communication, active listening, and professional follow-up.
- Addressed customer concerns and objections by identifying needs, providing solutions, and resolving issues efficiently.
- Consistently worked toward individual and team performance goals in a fast-paced, results-driven environment.
Unarmed Security Officer | Google Data Center
Allied Universal
New Albany, OH
03.2025 - 12.2025
- Supervised security operations and personnel at a data center facility.
- Monitored access control, visitor activity, surveillance systems, and facility security.
- Conducted patrols and security inspections to identify safety and security concerns.
- Trained and assisted security officers with site procedures, post orders, and company policies.
- Responded to incidents and coordinated appropriate actions while maintaining detailed documentation.
- Communicated with site management and security leadership regarding incidents, staffing, and operational concerns.
- Maintained strict confidentiality and followed data center security protocols.
Education
Associate of Arts - Business
Capital University
ColumbusBachelor of Arts - Aviation
The Ohio State University
Columbus01.2027
Skills
- Armed & Unarmed Security
- Data Center Security
- Security Supervision
- Access Control
- CCTV & Surveillance Monitoring
- Security Patrols
- Incident Response
- Emergency Response
- Threat Assessment
- Security Inspections
- Visitor & Contractor Management
- Badge & Credential Verification
- Incident & Daily Activity Reporting
- Loss Prevention
- Asset & Property Protection
- Alarm Response
- Conflict De-escalation
- Policy & Procedure Enforcement
- Personnel Safety
- Radio & Communication Procedures
- Team Leadership
- Security Operations
- Attention to Detail
- Professional Communication
- Situational Awareness
Hobbies
- Fitness & Strength Training
- Martial Arts & Combat Sports
- Outdoor Activities
- Team Sports
- Personal Development
- Travel
- Community & Volunteer Activities
Links
Linkedin
Languages
English
Wolof
French
Timeline
Armed Security Officer
Sahara Global Security
02.2026 - Current
Sales Agent
YESA
10.2025 - 12.2025
Unarmed Security Officer | Google Data Center
Allied Universal
03.2025 - 12.2025
Bachelor of Arts - Aviation
The Ohio State University
Associate of Arts - Business
Capital University
Licensed Private Investigator
Sahara Global Security
2026 - Current
Security Supervisor
Securitas Security Services
2023 - 10.2026