Senior Network Security Engineer

Position: Senior Network Security Engineer
Location: Remote in the United States (East Coast) 
Work Authorization: United States Citizenship Required 

Summary:
BlueVoyant is seeking a highly skilled Senior Network Security Engineer to design, implement, and maintain our enterprise network infrastructure with a focus on security and performance. The ideal candidate will have extensive experience managing Palo Alto Networks firewalls and Cloudflare solutions in large-scale enterprise environments. This role is critical to maintaining our network security posture and ensuring optimal performance across our global operations. The Senior Network Security Engineer will operate within our Security Engineering team and will be responsible for implementing network security controls that align with our cybersecurity strategy and compliance requirements. 

Responsibilities and Duties:

• Design, implement, and maintain enterprise network infrastructure including routing and security components across multiple locations and cloud environments 

• Manage and optimize Palo Alto Networks firewall deployments, including policy configuration, threat prevention, and advanced security features 

• Implement and maintain Cloudflare services including CDN, DDoS protection, WAF, and Zero Trust network access solutions 

• Develop and maintain network security policies and procedures aligned with industry best practices and regulatory requirements 

• Monitor network performance, availability, and security using advanced monitoring tools and techniques 

• Conduct regular security assessments of network infrastructure and implement remediation strategies 

• Collaborate with the Security Operations team on incident response activities and forensic analysis of network-related security events 

• Design and implement network segmentation strategies to support zero-trust security architecture 

• Manage VPN solutions and remote access technologies to support hybrid work environments 

• Maintain detailed network documentation including topology diagrams, configuration standards, and operational procedures 

• Lead network capacity planning and performance optimization initiatives 

• Implement and maintain network automation solutions to improve operational efficiency 

• Coordinate with cloud infrastructure teams to ensure secure and efficient hybrid cloud connectivity 

• Provide technical leadership 

• Participate in on-call rotation for critical network infrastructure support 

• Ensure compliance with relevant security frameworks including NIST, ISO 27001, and SOC 2 requirements 

• Evaluate and implement new network technologies and security solutions 

• Support business continuity and disaster recovery planning for network infrastructure 

Skills & Competency Requirements: 

• Expert-level experience with Palo Alto Networks firewall platforms including configuration, management, and troubleshooting of PA-Series appliances and Panorama management 

• Extensive experience with Cloudflare services including CDN, DDoS protection, Web Application Firewall (WAF), Access, and Gateway solutions 

• Strong understanding of enterprise networking protocols including BGP, OSPF, MPLS, VLANs, and VPN technologies 

• Deep knowledge of network security principles including micro-segmentation, zero-trust architecture, and threat detection 

• Experience with network monitoring and management tools  

• Proficiency in network automation tools and scripting languages 

• Strong understanding of cloud networking concepts and hybrid cloud connectivity