Tyrone Mitchell
Brandywine
Summary
Senior Cyber Security Engineer with extensive experience in incident response and vulnerability assessment at the Department of Veterans Affairs. Demonstrated ability to enhance network security and compliance while promoting effective team collaboration. Achievements include significant improvements in enterprise-wide data quality and ensuring high availability of mission-critical applications.
Overview
21
21
years of professional experience
1
1
Certification
Work History
Senior Cyber Security Engineer
Ping Wind/ Department of Veterans Affairs
Annadale
01.2020 - Current
- Advice on technologies used to find, track, and check sensitive information ensuring that information is protected while keeping a positive, low-friction user experience.
- Collaborated with cross-functional teams, including developers, business analysts, stakeholders, to gather and analyze requirements for application enhancements and troubleshooting.
- Provided advanced technical support, troubleshooting, and performance monitoring for mission-critical applications, ensuring minimal downtime and high availability.
- Implement and enforce application best practices, governance policies, and standards to ensure security, scalability, and compliance.
- Helped developed and supported comprehensive documentation for application configurations, processes, and knowledge transfer and process continuity.
- Improved data quality and risk management enterprise wide through policies, advocacy, technology, and standards.
- Ensured the engineers follow the process for Notifications of Change, security audits and compliance, IT Review Board change requests and other required IT system documentation.
- Knowledge of cyber information security policies, procedures, and regulations.
- Aided federal clients mitigate risk with the use of continuous monitoring and incident response.
- Help prepare technical documentation to include new requirements and other solution documents using the Standard Operating Procedures.
- Performed event correlation review through incoming data feeds, ticketing systems, and security alert mechanisms.
- Organized, plan and prioritize multiple tasks so that work is completed on schedule.
- Run through the process of verifying that the approval Changes that were implemented to the system by request in the change order were applied in the way that we could use Splunk Ladder to our advantage to make sure only those modifications were implemented.
Cyber Security Engineer
ASM Research/ Department of Veterans Affairs
Fairfax
03.2016 - 01.2020
- Approved and performs analysis on Access Control Lists (ACL) and ensures configurations meet baseline standards.
- Resolved network security technical issues, finding solutions to mitigate security risks, and being knowledgeable about securing networks with a strong understanding of security operations.
- Analyzed, troubleshot, and supported network infrastructure devices (routers, switches), and performed vulnerability assessments.
- Found security risks and priorities while reviewing incidents to figure out proper threat-level categorization, using Splunk/ LADDER and SolarWinds.
- Collaborated directly with the client team to offer security engineering ability, observations and figure out deadline-driven recommendations.
- Provided technical support to VA Medical Centers and Regional Offices across the United States.
- Approved and analyzed Specialized Device Isolation Architecture and Medical Device Isolation Architecture (MDIA) configurations, to ensure adherence to the standard processes for isolating and securing network-connected special purpose systems (SPS), using a protected Virtual Local Area Network (VLAN) structure for securing NON-Medical and Medical devices.
- Aided with updating the VA’s MDIA Ruleset that governs MDIA Access Control list. The updated Ruleset focuses on increasing the security, efficiency, and flexibility of MDIA for long-terms sustainability, while minimizing added risk.
- Suggested subject matters aid to help build the IN and Out baseline to Med-fusion with now applies to Cisco Firepower and Cisco ISE depending on the contractor.
- Provided advice and aid to help build the baseline for the Palo Alto and Firewall Ruleset.
- Worked with the Medical Device Protection Program team to help address the unique cybersecurity concerns of the Veterans Health Administration’s biomedical device network, through collaborative efforts between the Specialized Device Security Division and Enterprise Service Operations.
- Reviewed, found, documents, and tracks all ACL Unauthorized access control entries and changes that pose a potential threat to the MDIA.
Lead IT Professor /Cisco Certified Academy Instructor
Westwood College
Arlington
08.2010 - 03.2016
- Supervised and led and a group of eight IT Adjunct Professors on the practices and methods of classroom readiness, ethics and literacy in Blackboard, lesson competency and procedures for administering tests, evaluations, and video overviews.
- Trained and qualified instructional specialists on course goals, courseware usage and measurement procedures.
- Taught Cisco CCNA, CCNA Security, Computer Applications (Microsoft Office 2010/2013), Linux Operating Systems, Desktop Hardware and Desktop Operating Systems, IT Project Management, Cloud Computing Essentials, Database Management Systems, Technical Troubleshooting, Hands-On Virtual Computing, Microsoft Server 2012 and Network Security, assigned projects demonstrating real life configurations, and prevention recovery; assessed and recommended surveillance technology for critical areas.
- Prepared students and staff for IT certification exams. Increased department certifications from two, to more than 125 students and staff over a two-year span.
Senior Technical Consultant
Dream Rooms Technology LLP
Washington
05.2005 - 08.2011
- Built and installed server components, and set up client networks, integrated hardware, software, and related services.
- Supervised all phases of the project management lifecycle, provided direction to program management-related functions that included: multiple-product portfolio; time, cost, quality, human resources, communication, and risk management; client support processes and best practices; relationship building with customers and partners.
- Created and implemented project work plans for Home Movie Theaters, Home Media/Network Rooms, Information Technology, and other computer related services.
- Supervised IT Specialists, Architects, Home Designers, Home Improvement laborers, Plumbers, and Electricians.
- Managed the daily operational projects while reviewing deliverables to clients.
Network Engineer
DYONIX/ Department of Immigration Health Service
Washington
05.2004 - 05.2005
- Troubleshot network equipment including routers, switches, and firewalls.
- Trained and assisted staff on medical software use.
- Migrated Exchange 2000 server to an Exchange 2003 server.
Education
Master of Science - Management Information Systems
Strayer University
Washington, DC12-2006
Skills
- Incident response and vulnerability assessment
- Network security and access control
- Security audits and regulatory compliance
- Analytical thinking
- Adaptability
- Team collaboration
- Troubleshooting techniques
- Identity and Access management
- Multitasking capacity
- User awareness training
- Security needs assessment
- Security awareness training
- Critical thinking
- Patch management
- Security issues troubleshooting
- Professionalism
Affiliations
- Faculty of the Year at Westwood College
- Magna cum Laude
Certification
- CCAI Certification- Cisco Certified Academy Instructor
- CCNA Security Certified Academy Instructor
- CCNA Security Certification-NSA and CNSS eligibility
- CCNA Voice Certification
- CCNA Certification- Cisco Certification Network Associate
- CCENT Certification- Cisco Certified Entry Network Technician
- A+ Certification - ComTia Certification Program
References
References available upon request.
Timeline
Senior Cyber Security Engineer
Ping Wind/ Department of Veterans Affairs
01.2020 - Current
Cyber Security Engineer
ASM Research/ Department of Veterans Affairs
03.2016 - 01.2020
Lead IT Professor /Cisco Certified Academy Instructor
Westwood College
08.2010 - 03.2016
Senior Technical Consultant
Dream Rooms Technology LLP
05.2005 - 08.2011
Network Engineer
DYONIX/ Department of Immigration Health Service
05.2004 - 05.2005
Master of Science - Management Information Systems
Strayer University
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