JUSTIN T. MCCARTHY
34064 N Lavender Cir, Grayslake,IL
Summary
Dedicated public safety and security professional with 15+ years of experience in correctional operations and military leadership. Proven ability to manage high-risk situations, enforce security protocols, and lead teams in demanding environments. Known for sound judgment, detailed documentation, and maintaining safety, accountability, and professionalism.
Overview
16
16
years of professional experience
Work History
Correctional Officer
Lake County Sheriff’s Office
Lake County, IL
07.2015 - Current
- Monitor and secure a high-risk environment
- Conduct Investigations and detailed reporting
- Enforce Policies and manage incidents
- Recruitment
Corporal / Recovery Crew Chief
United States Marine Corps
10.2009 - 01.2014
- Supervised and led teams in mission-critical operations
- Trained personnel on security and safety protocols
- Conduct incident response protocols
- Managed sensitive equipment and logistics
- Maintain diplomatic international relations
Owner & Operator
That One Guy’s LLC
- Operate and manage a custom woodworking business
- Manage client relations and production
- Logistics, sales, shipping, and billing
Education
Associate of Science - Firearms Technology
Sonoran Desert Institute
07-2024
Certification - Correctional Officer
Illinois State Police Academy
10-2015
Bachelor’s of Science - Technical Management
Southern Illinois University
03-2026
Skills
- Security Operations & Threat Detection
- Incident Reporting Investigations
- Access Control & Compliance
- Team Leadership & Supervision
- Emergency Response
- Policy Enforcement
- Risk Assessment
- Attention to Detail
Additional Information
Eligible for roles requiring security clearance–level responsibility, Strong written documentation and report preparation skills, Experience working rotating shifts and high-stress environments
Certifications Training
- Introduction Cybersecurity, Cisco Networking Academy, 03/26
- Firearms Specialist Certification, IFSA, 06/15
Timeline
Correctional Officer
Lake County Sheriff’s Office
07.2015 - Current
Corporal / Recovery Crew Chief
United States Marine Corps
10.2009 - 01.2014
Owner & Operator
That One Guy’s LLC
Associate of Science - Firearms Technology
Sonoran Desert Institute
Certification - Correctional Officer
Illinois State Police Academy
Bachelor’s of Science - Technical Management
Southern Illinois University