John Denson Email & Phone Number

Houston, Texas, US

Houston, Texas, US

• Manages day to day technical operations and staff functions for the Infrastructure team.
• Directs operational and strategic planning, including distribution of a departmental budget of 3.2 million.
• Implements security initiatives such as IRT, Phishing, and VA Scanning to improve overall compliance (HIPPA, SOX, and HITRUST).
• Guides business integration of technology solutions, enabling the organization to move from reacting to security events to detecting and preventing security events.
• Manages information security projects, including planning and deployment of new processes and technologies in areas of intrusion detection and response, deployment and management of authentication tokens and VPNs, and.

Houston, Texas, US

• Directed major rollouts of new technologies including but not limited to Meraki, Palo Alto, and F5 closing them 100% on time.
• Maintained a perfect compliance rating on all networking infrastructure while contributing 50% of time to roles across infrastructure and development.
• Established security policies and procedures, and conducted security education for executive management, physicians, clinical and IT staff totaling 700+.
• Administered network infrastructure that delivered 99.9% uptime.

Richardson, Texas, US

• Spearheaded implementation and management of Tenable Vulnerability Management and RiskSense platforms, optimizing vulnerability detection and remediation processes.
• Reduced aged vulnerabilities by 50% through targeted vulnerability management strategies and continuous monitoring.
• Conducted comprehensive vulnerability assessments, identifying and mitigating critical security risks across the enterprise.
• Developed and maintained standard operating procedures (SOPs) for vulnerability management, ensuring consistency and compliance with industry standards.
• Collaborated with cross-functional teams to process PCI ASV scans, ensuring compliance with PCI DSS requirements.

Houston, US

• Spearheaded and was principal network engineer on projects to upgrade network and replace EOL equipment.
• Administered LAN/WAN activity including VLANs, switch/router configurations and backups.
• Established LAN/WAN integrity, administration, design & documentation practices.
• Supports a network of 800+ internal/external users & clients across 8 regional offices.
• Revamped the Disaster Recovery relocation program by testing the sites operability and creating disaster recovery tests reducing RPO by 400%.

• Managed software system deployment and integration projects through all phases of the project life cycle - analysis, design, development, testing, implementation, and post-production support.
• Lead helpdesk supporting more than 1000+ end-users with computer, network systems and peripheral devices.
• Mentored staff in methodology and encouraged best practices improving closure rate by 12%.
• Managed the transition of client from Solutions Implementation to Client Support with 97% success rating.

• Accumulated funding for company ventures
• Implemented creative ways to increase hits/ day
• Contacted and Negotiated advertising contracts with advertising candidates
• Developed promotional strategies
• Acquired national sponsors for campaigns such as Best Buy, Budweiser, Heineken, etc

East Hartford, Connecticut, US

• Charged with executing client deliverables in timely fashion
• Provides functional and technical support, troubleshooting and diagnosing hardware and software problems, including desktop, laptop, WAN, LAN, and remote systems
• Expertly installed, configured, monitored and troubleshot PC's and related hardware on all OS platforms
• Oversees the investigation and resolution of hardware and software issues both remotely and onsite
• Identifies and removes computer viruses and provided major repairs
• Maintains passwords, data integrity and file system security for the desktop environment

Computer Engineering, Information Technology

Dimploma, Engineering