Jon Cotton
Atlanta,GA
Summary
Security professional prepared for advanced roles with rich experience in safeguarding systems and networks. Strong track record of implementing security protocols, managing risk, and leading incident response initiatives. Known for collaborative approach, adaptability, and delivering reliable results under evolving conditions. Skilled in threat analysis, vulnerability assessment, and firewall management, with focus on maintaining high standards and ensuring optimal security performance.
Overview
14
14
years of professional experience
5
5
Certifications
Work History
Senior Security Engineer
Americold Logistics
01.2024 - 07.2025
- Deployed Palo Alto Cortex XDR solution for enhanced endpoint detection and response, strengthening security posture.
- Integrated advanced firewall technologies and intrusion detection systems, lowering unauthorized access incidents by 25% within six months.
- Identified and removed over 10,000 stale accounts, reducing attack surface and enhancing overall security.
- Configured Claroty’s asset discovery to identify and map all IT and OT devices, ensuring complete coverage of critical assets.
- Configured Varonis for automated data classification and real-time alerts, improving security compliance and mitigating risk.
- Led Varonis deployment in enterprise environment, ensuring effective monitoring of file systems and network activity.
- Successfully deployed Kiteworks secure file sharing tool, enhancing data security through seamless integration.
- Authored comprehensive SOP and user guide for KiteWorks secure file transfer tool, ensuring compliance with security protocols.
- Developed and maintained data classification and labeling policies within Varonis, Microsoft Purview, to improve data discoverability and protection.
- Conducted DLP policy tuning and incident response to balance security with business operations across cloud and endpoint environments.
Security Engineer
Delta Air Lines
01.2017 - 12.2023
- Spearheaded the deployment of security frameworks for SOX, PCI, and GDPR compliance, enhancing regulatory adherence by 30% while streamlining internal processes to minimize audit preparation time by 15%.
- Engineered and integrated advanced threat detection systems, reducing security incident response time by 25% through automation and real-time analytics, ensuring enhanced protection for critical data assets.
- Provide key valued partnership - demonstrating deep knowledge and understanding of the business, non-functional requirements, and organizational and technical capabilities of the Enterprise through teaming with the other security groups within CyberSecurity to drive superior sustainable results.
- Deploy security tools within Delta’s network.
- Coordinate with internal and external audit teams, as needed, to fulfill regulatory/statutory requirements.
- Assists with administering security policies, standards and procedures.
- Establish and communicate key risk and key performance indicators respective to our program.
- Engage with partners in Information Security, Information Technology, and lines of business to ensure we are in compliance with Delta Information Security policy, standards, and regulatory/statutory requirements.
- Key team player in driving regulatory engagements lifecycle such as SOX, PCI, Department of Defense (DoD), GDPR, and more.
- Engage & consult with key partners within Delta to develop relationships to facilitate partnership & alignment.
- Perform special projects as assigned, while effectively managing time with competing priorities.
Network Firewall Security Analyst
IBM
03.2015 - 06.2016
- Checkpoint Firewall Administration.
- Assists with administering security policies, standards and procedures.
- Deliver high quality technical solutions to clients in response to security requirements.
- Perform firewall rule audits; BMC Remedy User trouble ticketing system.
- Perform multiple assigned technical tasks including research, analysis, troubleshooting and root cause analysis of managed security solutions.
- Monitor client security systems and events to detect and investigate threats, and work regularly with client teams to enhance current solutions to improve client security posture.
- Provides network activity, tickets, logging and security intelligence.
- Provide support for the development of other firewall rule requests, and identify gaps in compliance with PCI and other standards.
- Provide recommendations for fix actions and develop follow-on activities to reduce risk by documenting data flows, and implementing standardized rule sets for affected services.
- Analyze large scale information technology databases and similar programs using skills in descriptive and multivariate data mining methods.
- Review operational and technical security aspects associated with specific sites and facilities to determine vulnerability and threat.
Signal Support Systems Specialist
U.S. Army, 82nd Airborne Division
03.2011 - 03.2015
- Established triage process to increase efficiency and customer satisfaction, earning Store Manager award.
- Provided technical assistance and training for local area networks (LAN) and wide area networks (WAN).
- Performed maintenance and troubleshooting on computer systems, ensuring optimal signal support functions.
- Evaluated existing networks, firewalls, and security systems for vulnerabilities and improvements.
- Administered cryptographic items and managed associated equipment securely.
- Installed classified (SIPR) and unclassified (NIPR) lines; created Ethernet cables using T-568B/T-568A standards.
- Supervised unit-level communication training for equipment valued over three million dollars.
- Managed unit-level helpdesk operations in compliance with US DoD Directive 8570.01.
Education
2011 - 82nd Airborne Division
Military Service
Fort Bragg, United StatesEnrolled in Comm. Program (left To Join Army)
Georgia State University
Atlanta, GASkills
- Detection & Response - Incident Response, Vulnerability, Identity and Access Management, Advanced threat detection, Firewall rule audits, Descriptive and multivariate data mining methods
Certification
Warriors Leadership Course
Timeline
Senior Security Engineer
Americold Logistics
01.2024 - 07.2025
Security Engineer
Delta Air Lines
01.2017 - 12.2023
Network Firewall Security Analyst
IBM
03.2015 - 06.2016
Signal Support Systems Specialist
U.S. Army, 82nd Airborne Division
03.2011 - 03.2015
2011 - 82nd Airborne Division
Military Service
Enrolled in Comm. Program (left To Join Army)
Georgia State University
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