Charles Romine

A results-driven and cybersecurity-focused IAM engineering leader with 12+ years of experience in IT operations and system/software installation. A proven record of consultation, analysis, project implementation, functional IT domain support, and system and infrastructure maintenance in the industrial arena. Expertise in complex integrations, process improvement, policy compliance, and technical collaboration with internal teams, vendors, and project stakeholders.

Senior Cybersecurity Analyst - Federation Support Lead - CATERPILLAR, INC - East Peoria, IL (Remote)

(2025-01 - 2025-12)

Led a global team of 10 administrators with 24/7 support and managed lifecycle for 17,000 connections, removing 40% unused.

• Delivered accurate migration progress reporting, revealing 25% completion and prompting leadership to halt new legacy configurations, significantly improving project oversight.
• Accelerated migration by disabling 7,000 (40%) inactive PingFederate connections in 6 months, exceeding 2025 migration goals by 200% through process innovation.
• Reduced incidents by 80% within three months by proactive Entra ID client secret rotation processes and optimizing offshore team collaboration.
• Engineered custom Extended Properties within PingFederate to override legacy custom java adapters, enabling seamless, application-by-application login migrations to Entra ID, Azure AD B2C, and enabling MFA.
• Served as the primary Tier 3 escalation point for PingFederate; resolved complex certificate issues, partnered with Incident Response to harden security policies, and delivered ad-hoc compliance reports on application policy states.
• Presented ITSM-based changes to Change Advisory Boards to spread awareness of critical updates.
• Streamlined application onboarding with forms and Service-Now integration.
• Maintained and upgraded PingFederate on RHEL servers including patching and vulnerability management.

Senior Cybersecurity Analyst - Ping Access Product Owner - CATERPILLAR, INC - East Peoria, IL (Remote)

(2019-04 - 2025-12)

Onboarded 400 legacy header-based apps via the Ping Access Agent model and deployed a load-balanced, mission-critical Ping Access service for central policy authorization.

• Architected and executed an application security modernization strategy, pivoting from exclusion to inclusion policy models while embedding RBAC, ABAC, and phased MFA.
• Championed least-privilege access methodologies and maintained continuous compliance with NIST, ISO/IEC 27001, and SOX regulatory frameworks.
• Ensured 99.999% availability and resolved all security vulnerabilities within target.
• Secured critical applications, restoring enterprise operations and averting substantial financial impact estimated at thousands per minute by deploying PingAccess.
• Successfully completed yearly Disaster Recovery in an isolated environment yearly and tabletops quarterly.

Digital Technical Analyst 3 – Platform Administrator - CATERPILLAR, INC - East Peoria, IL

(2017-11 - 2019-03)

Administered a federated application operating across fifteen environments features tiered entitlements and deployed on a multi-cloud infrastructure.

• Engineered seamless integration of Caterpillar's Identity across 15 PAAS environments, establishing critical role-based tiered security and user attribute claims.

IT Analyst II - Special Assignment PingFederate - CATERPILLAR, INC - East Peoria, IL

(2017-07 - 2017-10)

Developed custom reports for PingFederate analytics and upgraded PingFederate for O365 integration.

• Drove critical PingFederate upgrade, ensuring zero downtime and seamlessly enabling enterprise-wide O365 integration, despite significant resource limitations.

IT Analyst II – Technical Infrastructure - CATERPILLAR, INC - East Peoria, IL

(2016-10 - 2017-05)

Applied global Firewall policy through Checkpoint.

• Engineered the implementation of 50+ critical firewall changes weekly for global enterprise security after rapidly transitioning into a new network role.

IT Analyst II - Applications - CATERPILLAR, INC - East Peoria, IL

(2015-05 - 2016-10)

Transitioned code repositories from older platforms to Git.

• Spearheaded migration of 18 critical C# supply chain applications from legacy MKS to GitLab, ensuring on-time and on-budget retirement of the old system.

IT Analyst I - Applications - CATERPILLAR, INC - East Peoria, IL

(2013-06 - 2015-04)

Automated monthly data imports with batch jobs on Windows Server and enhanced mature C# applications with new features.

• Revolutionized a manual SQL BOM load process, recovering 10 hours monthly for a senior architect through robust automated batch job implementation.
• Recruited at Purdue and Illinois college career fairs.

Bachelor of Science - Industrial Management (Concentration: Management Information Systems (MIS)) - Krannert School of Management, Purdue University