About this opportunity
ZealHire Inc. lists this Senior Network Security Engineer opportunity in mechanicsville, Virginia. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Senior Network Security Engineer | JPC-7808
ZealHire. Mechanicsville, Virginia, United States Contract Deadline: Oct 20, 2026
Location : Mechanicsville,VA NEED LOCALS ONLY
Duration : 9 + Months
Visa : USC/GC ONLY
Interview: In Person Only
Position : Hybrid
Minimum 12+ years required
Description : VDOT is seeking an experienced Sr Network Security Engineer (Sr NSE) to implement and support the agency’s IT network, cloud, and computing infrastructure. The Sr NSE performs day-to-day activities related to securing VDOTs infrastructure.
The Sr NSE performs day-to-day activities related to securing, documenting, performing research, analysis, design, and implementation of VDOT’s network and computing related infrastructure.
The Sr NSE 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. The role partners closely with Infrastructure, Cloud Engineering, and the Information Security Office to maintain the confidentiality, integrity, and availability of VDOT’s network infrastructure.
Key Responsibilities:
Ensures 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.
Responsible for conducting proactive threat hunting and anomaly detection.
Validates WAF and firewall placement and integration exposure/connectivity. Also leads implementation, review, and management of agency WAF(s).
Identifies and diagnoses system problems and threats by using system logs, line monitors, SIEM, diagnostic software, and test equipment.
Identifies, prioritizes, and remediates network security vulnerabilities.
Must have the ability to provide documentation, network architecture topology diagrams, IP schemes, firewall rules, and access controls when required.
Must have the ability to work independently on assigned projects.
Skils
Years of experience
Last Used
WAF/NGFW
Supporting environments with 300+ Network Devices
Candidate must have experience in the following areas: Incident response, Security investigations, Log analysis, Threat intelligence, Security monitor
Candidate must have experience with the SIEM products (e.g. Splunk, Microsoft Sentinel)
Candidate must have experience in vulnerability management and remediation tracking as well as vulnerability scanning tools (e.g. Nessus, Tenable, Def
$000,000 – $000,000 Salary range is not shown on the candidate portal
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Worksite address
mechanicsville, VA, 23116, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.