About Me

 RTech Healthcare Revenue Technologies (Acquired by TransUnion)

Senior Systems and Security Engineer | 2007 – 2014

• Managed enterprise IT infrastructure, ensuring compliance with HIPAA and PCI DSS to safeguard sensitive healthcare data.
• Administered Windows Server 2003/2008/2012, including Active Directory, DNS, DHCP, and Group Policy.
• Deployed and optimized virtualization solutions using VMware ESXi and Microsoft Hyper-V to enhance system performance.
• Implemented and managed network security through Cisco ASA firewalls, FortiGate appliances, and secure VPN solutions for remote access.
• Conducted incident response, security audits, and vulnerability assessments using tools like Nessus and Wireshark.
• Oversaw enterprise backup and disaster recovery solutions with Symantec Backup Exec and Veeam to ensure business continuity.
• Optimized the performance of SQL Server databases supporting revenue cycle management applications.
• Delivered security awareness training on phishing, social engineering, and data protection best practices.
• Documented system configurations, security policies, and network diagrams to maintain audit readiness.

Dell Technologies - Government Services Division

Network Engineer | 2005 – 2007

• Designed and implemented secure enterprise networks to meet mission-critical requirements for public sector and defense clients.
• Configured Cisco routers/switches with VLANs, ACLs, and QoS for optimized network performance and security.
• Deployed and managed firewalls (Cisco PIX/ASA) and VPN solutions to secure remote and site-to-site communications.
• Monitored and troubleshot network performance using tools like Wireshark and SolarWinds to ensure uptime and rapid issue resolution.
• Performed proactive hardware support and maintenance using Dell OpenManage to ensure system reliability.
• Collaborated with agency stakeholders to implement IT solutions meeting federal compliance standards (e.g., NIST, FISMA).

Romagnolo and Cambio LLP

Systems Administrator | 2005 – 2007

• Configured and maintained Active Directory and DFS within a Windows Server 2003 environment.
• Ensured secure and reliable LAN/WAN connectivity across remote offices using VPN technologies.
• Managed the Help Desk ticketing system, providing end-user support and resolving technical issues efficiently.

United States Army

Information Technology Specialist | 2000 – 2004

• Supported the installation, configuration, and maintenance of secure LAN/WAN networks for mission-critical military operations.
• Managed and hardened Windows NT/2000 Server environments to ensure secure and uninterrupted system operations.
• Implemented network security controls, including firewalls, DES/3DES encryption protocols, and access controls to protect military communications.
• Diagnosed and resolved network and system issues, ensuring minimal downtime and high availability.
• Performed system upgrades, hardware replacements, and software patching to mitigate vulnerabilities and improve efficiency.
• Provided technical training and documentation for team members on network security principles and troubleshooting practices.