Security Consultant | Litigation Support | Expert Testimony
Jack Leo Curriculum Vitae
Expert Profile
Forensic security consultant with over 30 years of experience in federal law enforcement, executive-level security leadership, and complex investigative operations. Provide
objective, standards-based analysis in matters involving:
- Law enforcement practices (investigations, tactics, use of force)
- Custody, restraint, transport, and detention operations
- Security program design, implementation, and failure (premises, executive protection, events, regulated environments)
- Critical incident preparedness, response, and causation
- Small-vessel operations, including navigation, passenger supervision, risk management, and safety practices
All opinions are developed independently and grounded in recognized methodologies, constitutional principles, and industry standards consistent with CPP-level professional practice.
Select Distinctions
- ASIS International Certified Protection Professional (CPP) – Global benchmark certification in security management, risk assessment, and program design
- Retired Chief Deputy U.S. Marshal – Executive responsibility for judicial security, detention systems, investigations, and high-risk operations
- Director of Security, New Jersey Lottery ($3.7B enterprise; ~7,000 locations)
- Former Acting Deputy Assistant Director, Office of Professional Responsibility, United States Marshals Service
- Senior Inspector, Witness Security Division (WITSEC) – Managed high-risk protective security operations
- International Security Advisor under the Mérida Initiative (Mexico)
- International Security Trainer under Plan Colombia (Colombia)
- U.S. Coast Guard Licensed Master (≤25 Gross Tons) – Commercial maritime command authority
Certifications
Licensed Private Investigator
State of New Jersey
Certified Protection Professional (CPP)
ASIS International — the globally recognized standard for security management professionals
Master of Self-Propelled Vessels of Less Than 25 GRT
United States Coast Guard
Adjunct Instructor
Federal Law Enforcement Training Center + United States Marshals Service
Tactical Training Officer
United States Marshals Service
Firearms Instructor
Federal Law Enforcement Training Center + United States Marshals Service
Less-than-Lethal Devices Instructor
United States Marshals Service
Experience
2021 - Present
The Probity Group
Founder/Principal Consultant
National forensic security consulting practice providing litigation support, expert analysis, and advisory services to attorneys, insurers, corporations, and public agencies.
- Conduct independent evaluations, case reviews, and opinion development using recognized forensic methodologies
- Assess design, implementation, and failure of security programs across premises, executive protection, events, and regulated environment
- Evaluate investigations, tactics, use of force, and operational decision-making
- Analyze detention practices, prisoner handling, supervision, and control systems
- Evaluate preparedness, response, and causation in violent incidents and system failures
- Objective, defensible opinions grounded in constitutional principles, industry standards, and real-world operational experience.
2020 - 2026
New Jersey Lottery
Director Of Security
- Directed enterprise-wide security, investigations, audit oversight, and licensing compliance for a $3.7B operation with ~7,000 locations
- Designed and governed physical, operational, and regulatory security programs consistent with CPP-level security management principles
- Conducted enterprise risk and vulnerability assessments addressing insider threats, fraud, and systemic risks
- Directed investigations involving fraud, theft, misconduct, and security failures
- Implemented surveillance systems, audit controls, and regulatory compliance frameworks
- Managed critical incidents impacting operational integrity, security, and public confidence
- Advised executive leadership on governance, risk management, and security effectiveness
2022 - 2026
Seven Seekers Charters
Owner/Captain
- U.S. Coast Guard Licensed Master (≤25 Gross Tons) – Operate a commercial charter vessel with full command authority for navigation, safety, and passenger welfare
- Responsible for passenger supervision, onboard safety, and operational control in a confined commercial environment
- Conduct real-time risk assessment and exercise go/no-go authority based on safety conditions
- Manage passenger behavior and safety in a BYOB environment
- Respond to emergent conditions requiring immediate command decisions
- Apply duty-of-care principles, foreseeability, and causation analysis in operational decision-making
for vessel safety and passenger protection - Applied maritime safety and navigation standards
2015 - 2020
United States Marshals Service, Federal Judicial District of Maryland
Chief Deputy United States Marshal
- Directed law enforcement and judicial security operations within a high-volume federal judicial district in the National Capital Region
- Oversaw court security, protective operations, and threat mitigation for high-risk proceedings
- Managed custody, restraint, transport, and detention systems for federal detainees
- Operated in high-liability environments involving constitutional, civil, and life-safety considerations
- Supervised use-of-force decisions, tactical operations, and compliance reviews
- Led specialized units responsible for protection, detention, and enforcement
- Directed critical incident response and emergency operations
2018
United States Marshals Service, Office of Professional Responsibility
Deputy Assistant Director (Acting)
- Directed internal investigations and compliance reviews within the United States Marshals Service
- Evaluated misconduct, excessive force, and operational failures
- Reviewed adherence to law enforcement, custody, and use-of-force standards
- Identified systemic risks, training deficiencies, and organizational vulnerabilities
- Ensured investigations met legal, procedural, and evidentiary standards
- Advised national leadership on corrective action, accountability, and risk mitigation
2014 - 2015
United States Marshals Service, Federal Judicial District of Delaware
Chief Deputy United States Marshal
- Directed district-wide enforcement, detention, and judicial security operations
- Managed courthouse security, threat assessment, and protective measures
- Oversaw custody, transport, and control of federal detainees
- Conducted operational risk assessment and mitigation planning
- Ensured compliance with constitutional standards and federal policy
- Coordinated operations with federal courts and partner agencies
- Integrated security operations across agencies
2010 - 2014
U.S. Marshals Service, Witness Security Division
Senior Inspector
- Senior Inspector, Witness Security Division (WITSEC) – Responsible for the protection, relocation, identity safeguarding, and long-term management of high-risk witnesses, cooperating defendants, and their families within the United States Marshals Service.
- High-Risk Protective Operations – Directed sensitive operations involving threat assessments, protective strategies, cover documentation, operational planning, and secure logistics in support of the federal Witness Protection Program.
- Managed protection, relocation, and identity safeguarding of high-risk witnesses and cooperating individuals
- Developed and implemented protective security strategies and risk mitigation plans
- Conducted threat assessments and intelligence-driven security evaluations
- Directed secure transport, housing, and supervision of protected individuals
- Operated in high-liability environments tied to federal prosecutions
- International Advisory – Mexico – Embedded advisor under the Mérida Initiative providing guidance on dignitary protection, investigations, and security operations
- International Training – Colombia – Delivered training in protective security, investigations, and threat mitigation to government personnel
2005 - 2010
United States Marshals Service, Investigative Operations Division
Inspector in Charge
- Led investigative and enforcement operations in a high-crime, high-risk environment
- Directed warrants, surveillance, and multi-agency tactical operations
- Managed operational risk and enforcement activities
- Ensured compliance with constitutional and policy standards
- Conducted after-action reviews and accountability assessments
2001 - 2004
United States Air Force Reserve
Special Agent, U.S. Air Force Office of Special Investigations
- Conducted criminal, counterintelligence, and insider-threat investigations
- Performed threat assessments and vulnerability analysis
- Supported protective security operations
- Applied Department of Defense investigative and
security standards
2000 - 2005
United States Marshals Service, Federal Judicial District of Delaware
Deputy United States Marshal
- Conducted investigations, fugitive operations, and court security missions
- Managed detainee handling, restraint, and transport
- Supported high-risk enforcement operations and proceedings
- Applied recognized law enforcement and constitutional standards
1998 - 2000
United States Marshals Service, Federal Judicial District of Southern New York
Deputy United States Marshal
United States Marshals Service – Federal Judicial District of Southern New York
- Conducted enforcement and judicial security in one of the nation’s most demanding federal districts
- Managed custody, transport, and courtroom control of detainees
- Supported complex cases including organized crime, terrorism, and high-profile prosecutions
- Operated under strict constitutional and operational standards
- Coordinated with federal and local agencies
1997 - 1998
United States Border Patrol, El Paso Sector
Border Patrol Agent
- Conducted interdictions, arrests, and enforcement operations in a high-risk border environment
- Identified and mitigated cross-border criminal threats
- Managed detainee custody, processing, and control
- Applied federal enforcement standards and use-of-force policies
