SVP, Network Security Engineering Lead

About the role

The Network Security Engineer will play a critical role in the architecture, development, deployment, and management of Jefferies's Network Security Program as part of the global information security team. Utilize LLM/AI and automation that build Processes to improve/audit/secure the Jefferies environment from a Network Security & Segmentation perspective.

Responsibilities

• Utilize LLM/AI and automation that build Processes to improve/audit/secure the Jefferies environment from a Network Security & Segmentation perspective.
• Work in conjunction with the Networking Security Engineering team on the architecture, deployment, management of Jefferies global network segmentation deployment and strategy with the focus on security architecture.
• Deploy and implement network security through the Palo Aito Firewalls, and the Illumio product for Applications and Endpoints.
• Independently and part of a team to analyze and troubleshoot escalated issues for Palo Alto Firewalls, GlobalProtect VPN, Cloudflare WAF, Network Detection and Response technologies, Network Access Control, ISE, Web-Browser Isolation, Illumio, Network Security Policy Management, and other related Network Security Platforms.
• Efficiently troubleshoot/prioritize issues and create a culture of root cause analysis.
• Work closely with the Network Engineering and Operations teams, the Security Engineering and Operations teams to support and integrate security at every level into the network.
• Work with Infrastructure and Applications Teams to align the Network Security Policies to the needs and expectations of each Team and the Company as a whole.

Requirements

• 15+ years of technical experience in networking, network security.
• Experience with Automation, Python, LLM’s
• Significant experience with Computer Networks, Firewalls (Palo Alto) including GlobalProtect, Security Policies, Micro-Segmentation(Illumio), WAF (Cloudflare or equivalent), NAC (Cisco ISE or equivalent), etc.
• Proficient with network troubleshooting tools (sniffer, syslog, NetFlow, TCPDUMP, Wireshark etc.).
• Demonstrated knowledge with Intrusion Detection, Incident Response, Data Encryption, Network Access Controls, Threat Management, and proper IT related Security Controls.
• Manage multiple projects simultaneously and can adapt to changing business needs.
• Self-disciplined, self-starter who can provide leadership and mentor others while resolving complex incidents and delivering projects.
• Ability to analyze complex problems, propose effective solutions and understand and apply business vision and direction.
• Ability to be called upon 24/7 in case of emergencies.
• Willingness to learn new things in a fast-paced environment.

Desired Skills

• Hands-on experience deploying and managing an Illumio environment.
• Illumio Core Assosciate/Specialist/Expert: SaaS or On-Prem, CCNA/CCNP Routing & Switching, Palo Alto Networks Security certifications (PCSNE), Security+, CCNA Security, or CISSP.
• Previous experience with Checkpoint, Fortinet, Proofpoint, Cloudflare, F5 Silverline, SSL Certificate management, Palo Alto Networks Prisma Access, or other Zero Trust/SASE products.