Hybrid Senior Network Security Engineer - Azure & WAF

CyberJobs.Com; Mechanicsville (VA); Hybrid; USD 95,000 - 123,000; Full time

Job summary

CyberJobs.Com is seeking a Senior Network Security Engineer to secure and support a hybrid enterprise network spanning on‑premises and Azure environments. The role emphasizes designing secure architectures, incident response, threat hunting, and collaboration with Infrastructure, Cloud Engineering, and Information Security teams.

The candidate will lead security initiatives, review firewall rules, and ensure documentation reflects enterprise security configurations.

Qualifications

• 8+ years of enterprise networking experience.
• 5+ years of enterprise security experience.
• 3+ years of Azure networking experience.
• 3+ years of WAF/NGFW experience.
• Experience with incident response, security investigations, log analysis, threat intelligence, and security monitoring.
• Experience with SIEM platforms such as Splunk or Microsoft Sentinel.
• Experience with vulnerability management and remediation tracking.
• Experience with AD, MFA, CA, and certificate management.
• Familiarity with security standards (NIST CSF/800-53, CIS benchmarks, Zero Trust).

Responsibilities

• Design, implement, and maintain secure network architectures across on-premises and Azure environments.
• Ensure network security architecture complies with security standards.
• Lead investigations, containment, and resolution of network security incidents.
• Review firewall rule requests and validate compliance with standards.
• Monitor security events using SIEM platforms and coordinate incident response.
• Conduct proactive threat hunting and anomaly detection across enterprise environments.
• Perform network security assessments and recommend remediation strategies.
• Identify and remediate network security vulnerabilities.
• Support penetration testing initiatives and remediation efforts.
• Validate WAF and firewall placement, integration, and connectivity.
• Lead implementation and ongoing management of agency WAF solutions.
• Diagnose security threats using logs, SIEM, and diagnostic tools.

Skills

Enterprise networking

Enterprise security

Azure networking

NGFW/WAF

Incident response

SIEM

Vulnerability mgmt

AD/MFA/CA

Security standards

Palo Alto

Production troubleshooting

Mentoring

Communication to exec

Tools

Splunk

Microsoft Sentinel

Nessus/Tenable

Cisco ISE

F5 BIG-IP

Job description

CyberJobs.Com is seeking a Senior Network Security Engineer to secure and support a hybrid enterprise network spanning on‑premises and Azure environments. The role emphasizes designing secure architectures, incident response, threat hunting, and collaboration with Infrastructure, Cloud Engineering, and Information Security teams.

The candidate will lead security initiatives, review firewall rules, and ensure documentation reflects enterprise security configurations.