VDOT Senior Network Security Engineer

The client•Mechanicsville, VA

1d•Hybrid

About The Position

The client is seeking an experienced Senior Network Security Engineer to implement and support the agency's IT network, cloud, and computing infrastructure. This role involves performing day-to-day activities related to securing VDOT's infrastructure, documenting processes, conducting research, analysis, design, and implementation of the client's network and computing-related infrastructure. The Senior Network Security Engineer will support a hybrid enterprise environment consisting of approximately 300 statewide locations, Palo Alto firewalls, Azure networking, ExpressRoute connectivity, WAF technologies, Splunk SIEM, SD-WAN, and mission-critical public-facing applications. This role partners closely with Infrastructure, Cloud Engineering, and the Information Security Office to maintain the confidentiality, integrity, and availability of network infrastructure.

Requirements

Experience with Palo Alto firewalls
Experience with Azure networking
Experience with ExpressRoute connectivity
Experience with WAF technologies
Experience with Splunk SIEM
Experience with SD-WAN
Experience supporting mission-critical public-facing applications
Experience maintaining confidentiality, integrity, and availability of network infrastructure
Experience with network security architecture
Experience investigating and containing network security incidents
Experience reviewing firewall rule requests
Experience designing and maintaining secure hybrid network architecture
Experience monitoring security events using SIEM technologies
Experience coordinating incident response activities
Experience performing network security assessments
Experience recommending remediation strategies
Experience developing and maintaining network security standards, diagrams, and operational documentation
Experience supporting penetration testing and remediation efforts
Experience with on-call support during critical security incidents
Experience with proactive threat hunting and anomaly detection
Experience validating WAF and firewall placement and integration exposure/connectivity
Experience with implementation, review, and management of WAFs
Experience identifying and diagnosing system problems and threats using system logs, line monitors, SIEM, diagnostic software, and test equipment
Experience identifying, prioritizing, and remediating network security vulnerabilities
Experience providing documentation, network architecture topology diagrams, IP schemes, firewall rules, and access controls
Ability to work independently on assigned projects

Responsibilities

Ensure network security architecture aligns with operational security standards prior to and after deployment.
Lead investigation and containment of network security incidents.
Review firewall rule requests and ensure compliance with security standards.
Design and maintain secure hybrid network architecture across on-premises and Azure environments.
Monitor security events using SIEM technologies and coordinate incident response activities.
Perform network security assessments and recommend remediation strategies.
Develop and maintain network security standards, diagrams, and operational documentation.
Support penetration testing and remediation efforts.
Participate in on-call support during critical security incidents.
Conduct proactive threat hunting and anomaly detection.
Validate WAF and firewall placement and integration exposure/connectivity.
Lead implementation, review, and management of agency WAF(s).
Identify and diagnose system problems and threats using system logs, line monitors, SIEM, diagnostic software, and test equipment.
Identify, prioritize, and remediate network security vulnerabilities.
Provide documentation, network architecture topology diagrams, IP schemes, firewall rules, and access controls when required.
Work independently on assigned projects.