DAVID RAMNARINESINGH
Senior CyberSecurity Architect
Frisco,TX
Summary
To advance as a network security professional in an environment that cultivates the growth of new ideas and technologies. Trusted Network Security Engineer with 20+ years protecting companies against bad actors who disrupt business operations. Serves as primary safeguard against external threats. Educates colleagues on best practices and network safety protocols. Protects networked assets through both preventive and reactionary measures.
Overview
23
23
years of professional experience
Work History
Senior CyberSecurity Architect
IBM
04.2014 - Current
- Configuring and administering firewall and Unified Threat Management (UTM) Systems
- Determining complex multi-vendor network service provider issues while working with multiple geographically dispersed client and vendor teams to identify and eliminate network configuration issues
- Develop and write infrastructure system documentation standards for deployment and on-going maintenance
- Managed SOC daily operations and coordinated incoming escalations as well as scheduled windows
- Architected and redesigned large multimillion dollar projects, for financial institutions and Hotel chains
- Assisted in the development of our On-Duty (OD) dashboard that helped managers gain insight into real-time resource usage of engineers.
- Collaborated with clients to develop customized architectural solutions, meeting their unique needs and preferences.
- Attended team meetings to resolve technical and project issues and review project schedules.
- Ensured compliance with relevant regulations such as GDPR and HIPAA by implementing comprehensive privacy safeguards.
- Evaluated emerging security technologies, recommending appropriate tools to enhance organizational defense capabilities.
- Optimized firewall configurations to provide maximum protection without inhibiting productivity or performance.
- Conducted thorough risk assessments to identify areas needing improvement within current security protocols.
- Streamlined incident response procedures, resulting in faster remediation of security incidents.
- Trained employees on cybersecurity best practices, significantly reducing human error-related breaches.
Senior Network Security Engineer
Zensar
07.2013 - 04.2014
- Proactively manage customer Firewalls (FW) [Check Point, Palo Alto and legacy Juniper infrastructure], Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS) and other security threat data sources
- Configure, manage, and upgrade FW, IDS, IVS, IPS, NAC, Encryption and a wide variety of other security products/appliances
- Use strong TCP/IP networking skills to perform network troubleshooting to isolate and diagnose common network problems
- Respond to inbound requests via phone and other electronic means for technical assistance with managed services in a timely manner (within documented SLA) to support, threat and other cases
- Respond to needs and questions of customers concerning their access to network resources through their managed device
- Adhere to policies, procedures, and security practices
- Res e p b ems in epen en y an un e s an esca a i n p ce u e
- Interface with onsite / clients to understand the quality aspects and expectations, as needed
- Collaborate effectively with local team members and offshore staff to create best practice processes
- Oversee continuous process improvement: documenting that the processes are effective
- Take the lead on communicating process improvements to the management team
- Assist the internal IT group in maintaining, supporting, building and troubleshooting the managed services network and security environment
- Migrated DFW legacy Juniper Infrastructure over to Check Point + Palo Alto mixed environment solution.
Team Leader - Escalations
Check Point Software Technologies
12.2012 - 07.2013
- Manage and provide technical leadership of Check Point services team of security escalation engineers focusing on Check Point's Provider-1/Multi-Domain, VSX, Crossbeam integrated with Check Point Firewall, Event analysis and Reporting, and security management products
- Supported all issues for Check Point products, hardware and software
- UTM-1 and Power-1 appliances, Provider-1, VSX, VE edition and Eventia
- Assisting customers in installations, maintenance, implementation and error resolution of small business to enterprise level security solutions
- Core analysis and determination of cause of issue/crash on appliance
- Engaging development to create fixes for new bugs.
Technical Lead
Check Point Software Technologies
04.2008 - 12.2012
- Providing technical leadership, mentoring, and expert level troubleshooting/consulting for Check Point's Technical Services organization, customers and partners
- Resolve Escalated requests from frontline engineers in a timely manner
- Resolve issues with Check Point Suite, Enforcement modules, Eventia Suite Monitor/ Analyzer, SmartCenter Server administration and rulebase configuration
- Provide accurate and creative resolution via telephone support and/or email
- Remote sessions with customers to determine cause of issue, resolve and/or gather debugs for further analysis
- Logging/reporting and handling incidents
- Ensures all incidents are logged-in clear and precise detail
- Tracking created tickets on the identified events and accordingly manage unresolved incidents
- Solving issues for the following service types mainly but not exclusive to: TCP and UDP access and restriction, LDAP, RADIUS, VPN (Site to Site and Remote Access), MPLS backbone connection issues
- VoIP configuration and traffic drop issues, SNMP Server configuration and failure to send traps, OID/ MIB, FTP, HTTP.
ISP Support Supervisor
Convergys Canada Ltd for Time Warner Cable
09.2001 - 04.2008
- Technical Supervisor of contract, assisting supported helpdesks, scheduling service calls with various divisions in Time Warner and providing mentoring support to our Support Technicians
- Detect and investigate Fiber connectivity issues and provide a resolution
- Trend issues and monitor queue status, answer technical inquiries, follow-up ongoing problems dealing with the Time Warner network outages in a timely manner
- Troubleshooting connectivity and hardware/software issues (Helpdesk Support) for our Commercial base
- Train new Support Technicians in the procedure and practice of daily operations
- Meet and greet clients for quarterly updates and info sessions
- Administering support for various connectivity and configuration issues, determine issues with cable routers, network devices and customers internal networks
- Support of Remote users within a VPN environment on configuration of new software and accounts information
- Support of ISDN commercial hotel connections, Cable router/modem cable High-speed connections
- LAN Ethernet and router configuration including remote access.
Education
Information Systems Technology -
Red River College
11.2001
Skills
- Network engineering and administration/
- Problem identification and isolation
- Vendor management
- Incident management
- Subject Matter Expert for Check Point and Palo Alto Products
- Unix/Linux administration
- Palo Alto PAN-OS and Panorama deployment, configuration and management
- SASE (PRISMA), SOAR Administration
- SIEM Tools Administration
- Migration from Juniper to Check Point/Palo Alto solutions on Zensar Projects
- Ability to multi-task and ensure integrity of work
- Make decisions quickly and implement solutions promptly
- Over 23 years of experience in the IT Networking/Security field
Certification
- Check Point Certified Security Administrator (CCSA)
- Check Point Certified Security Expert NGX (CCSE)
- Check Point Provider-1 (CCMSE)
- Check Point Certified Troubleshooting Expert
Current Role
Senior CyberSecurity Architect
References
- Lloyd Crosby, 1-613-863-8191, lloyd.crosby@crowdstrike.com
- Trinidad Merino, 1-817-905-7689, Trinidad.merino@gmail.com
- Joseph Morales, 1-817-287-1414, j.morales@swbell.net
Timeline
Senior CyberSecurity Architect
IBM
04.2014 - Current
Senior Network Security Engineer
Zensar
07.2013 - 04.2014
Team Leader - Escalations
Check Point Software Technologies
12.2012 - 07.2013
Technical Lead
Check Point Software Technologies
04.2008 - 12.2012
ISP Support Supervisor
Convergys Canada Ltd for Time Warner Cable
09.2001 - 04.2008
Information Systems Technology -
Red River College