Job Description

Job: Senior Network Security Engineer

Location: 9120 Lockwood Boulevard Mechanicsville, VA 23116

Interview mode: In Person Only

Client 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 client's infrastructure.

The Sr NSE performs day-to-day activities related to securing, documenting, performing research, analysis, design, and implementation of client'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 Client'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.

Enterprise Networking. - Required 8 Years

Enterprise Security. - Required Years

Azure Networking. - Required 3 Years

WAF/NGFW. - Required 3 Years

Supporting environments with 300+ Network Devices. - Desired 3 Years

Candidate must have experience in the following areas: Incident response, Security investigations, Log analysis, Threat intelligence, Security monitor. - Required

Candidate must have experience with the SIEM products (e.g. Splunk, Microsoft Sentinel) - Required

Candidate must have experience in vulnerability management and remediation tracking as well as vulnerability scanning tools (e.g. Nessus, Tenable, Def - Required

Candidate must have experience in the following areas: Active Directory, MFA, Conditional Access, Certificates - Required

Candidate must have experience with; SEC530, CIS Benchmarks, NIST CSF, NIST 800-53, Zero Trust principles- Required

Candidate must have experience with the following: Cisco ISE, NAC, 802.1X, RADIUS, TACACS - Required

Candidate must have experience with the following products: Palo Alto, F5 Distributed Cloud, Azure WAF, Cisco VPN, Global Protect, F5 BIG-IP - Required

Candidate must have experience working in highly regulated environments and leading technical troubleshooting during outages - Required

Candidate must have ability to communicate technical issues to technical and executive audiences and an ability to mentor junior engineers. - Required

Candidate should have achieved or ability to achieve the following certifications: Azure Security Engineer (AZ-500), Azure Network Engineer (AZ-700), - Required

---

Job Tags

Similar Jobs