Richard Dunworth
Camarillo
Summary
Network and security engineer with expertise in enhancing security compliance through custom PKI management for over 300 schools at PowerSchool Group. Proficient in incident management and risk mitigation, utilizing advanced tools such as Splunk and Nagios to proactively identify and address vulnerabilities. Strong collaborator, fostering teamwork to improve overall security posture.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Network and Security Engineer
PowerSchool Group
12.2021 - Current
- Assessed the security impact of security alerts and traffic anomalies to identify malicious activities and took mitigating actions or escalated issues to senior team members.
- Audited companywide policies and tools as member of the Trust Governance Team.
- Stayed up-to-date and evaluated security trends, evolving threats, risks and vulnerabilities and applied tools to evaluate the risk in the context of the education sector and the handling of personally identifiable information.
- Created incident tickets and validated remediation with end users to ensure timely resolution in incident management tracking system.
- Created virtual servers and troubleshot network/security issues across VMware and VirtualBox to enhance system reliability.
- Designed and deployed public key infrastructure, with expert knowledge on file types across all operating systems and database servers.
- Developed and implemented custom PKI certificate management policy for over 300 schools internationally, improving security compliance.
Systems Engineer/Analyst
Cisco Systems
San Jose
02.2021 - 05.2022
- Monitored Cisco SIEM environment to enhance security posture and applied domain asset profiles.
- Installed, maintained, and analyzed secure data environment, with emphasis on product and software development lifecycles.
- Performed network analysis and segmentation, managing firewalls and detection systems to strengthen network integrity.
- Performed physical maintenance, assessed environment, and delivered threat assessment reports on hardware in cloud datacenter.
- Maintained routers and switches, configuring trunk capacity to align with client requirements.
Linux System Administrator
NASA Ames Research Center
Mountain View
10.2020 - 02.2021
- Installed and maintained network infrastructure, including hardware, software, and system data for high-performance networks. Installed network applications on network servers; maintained, tested, researched, and resolved problems.
- Performed disaster recovery operations, monitored network performance, and troubleshot, diagnosed, and resolved hardware, software, and other network and system problems.
- Assessed SIEM Nagios and SolarWinds for LAN and asset protection, enhancing security posture through effective vulnerability scanning and timely response to alarms.
- Analyzed TCP/IP issues and performed system tuning and troubleshooting to ensure optimal data transfer application performance.
- Administered security RSA tokens and configured hashing and public key infrastructure.
Owner and Technician
Tech Made Simple
Santa Ana
01.2018 - 02.2020
- Monitored SolarWinds and Splunk SIEM for multiple clients, responding to vulnerabilities and attacks to ensure security.
- Configured LAN/WAN/CAN/WLAN networks.
- Supported delivery of disaster recovery services, enabling clients to maintain business continuity.
- Developed architecture and planning for multi-layer network environments to enhance system reliability.
Education
Master of Science - Cyber Security and Information Assurance
Western Governors University
San Jose, CABachelor of the Arts - Political Science
California State University, Dominguez Hills
Carson, CASkills
- Windows 10
- Windows 11
- Windows Server 2012
- Windows Server 2019
- MacOS
- Cisco Catalyst
- Cisco Terminal Servers
- ASYNC technology
- Cisco Interconnects
- UCS 6454
- UCS 6248
- UCS 6332
- Single Mode Fiber
- Multi-Mode Fiber
- Intrusion Detection Systems
- Intrusion Prevention Systems
- SSH
- DHCP
- DNS
- ARP
- OSPF
- VTP
- NTP
- HSRP
- F5
- Kemp
- Elastic Compute Cloud
- Virtual Private Cloud
- Route 53
- Nagios
- Splunk
- SentinelOne
- Alienvault OSSIM
- Cisco Secure Endpoint
- Splunk
- Active Directory
- Office 365
- CrowdStrike
- JIRA Service Management
- Salesforce
- N-Able Remote Management
- N-Central
- HIPAA compliance
- NIST standards
- GSA regulations
- Privacy regulations
- MITRE ATT&CK
- Cyber Kill Chain
- OpenSSL
- Public Key Infrastructure
- OpenVAS
- OWASP ZAP
- VMware
- VirtualBox
- Security monitoring
- Incident management
- Network analysis
- Vulnerability assessment
- Public key infrastructure
- Data encryption
- Disaster recovery planning
- Policy compliance
- Logging and reporting
- Critical thinking
- Risk mitigation
Certification
- Cisco Certified Network Associate (CCNA)
- Certified Ethical Hacker (CEH)
- Splunk Certified Core User
Timeline
Network and Security Engineer
PowerSchool Group
12.2021 - Current
Systems Engineer/Analyst
Cisco Systems
02.2021 - 05.2022
Linux System Administrator
NASA Ames Research Center
10.2020 - 02.2021
Owner and Technician
Tech Made Simple
01.2018 - 02.2020
Master of Science - Cyber Security and Information Assurance
Western Governors University
Bachelor of the Arts - Political Science
California State University, Dominguez Hills