Enterprise Network Security Senior Engineer

FanDuel • New York, NY

2d • Hybrid

About The Position

The Enterprise Network Security Senior Engineer will design, implement, and maintain robust network security infrastructures for enterprise-level environments. This role involves leading security initiatives, managing complex network security systems, and ensuring compliance with security policies and regulatory requirements. The Senior Engineer will collaborate with cross-functional teams to develop strategies, mitigate risks, and respond to security incidents effectively.
In addition to the specific responsibilities outlined above, employees may be required to perform other such duties as assigned by the Company. This ensures operational flexibility and allows the Company to meet evolving business needs.

Requirements

• Bachelor’s degree in Computer Science, Information Security, Network Engineering, or a related field. A master’s degree is preferred
• Minimum of 5-7 years of experience in network security engineering, with a focus on enterprise environments
• Relevant certifications such as CISSP, CCNP Security, CISM, CEH, or equivalent are highly desired
• Advanced knowledge of firewall technologies (Cisco, Palo Alto, Check Point)
• Experience with Intrusion Detection/Prevention Systems (IDS/IPS), SIEM platforms, and VPN technologies(GlobalProtect, Netskope, Island, etc.)
• Proficient in network protocols (TCP/IP, BGP, OSPF, etc.) and hands-on experience with routing and switching
• In-depth understanding of encryption methods, authentication protocols, and VPN technologies
• Experience with cloud security architectures (AWS, Azure, Google Cloud)
• Experience with scripting/software development is highly desired
• Excellent problem-solving skills, attention to detail, and ability to work under pressure
• Strong communication skills, both written and verbal, with the ability to explain complex technical concepts to non-technical stakeholders
• Experience in managing security in cloud-native environments and hybrid cloud infrastructures
• Strong knowledge of Zero Trust architectures and principles
• Experience leading cross-functional security teams or managing large-scale security projects
• Must be willing to participate in an on-call rotation and occasional after-hours work for maintenance or emergencies

Responsibilities

• Design, implement, and maintain scalable, resilient, and secure enterprise network solutions, including firewalls, VPNs, IDS/IPS, NAC, and other security devices
• Configure and manage security tools (e.g., firewalls, SIEM, VPNs, endpoint security) and ensure network integrity by conducting regular audits, vulnerability scans, and security assessments
• Analyze current security risks and develop strategies for mitigation, risk analysis, and continuous security improvement. Develop disaster recovery and business continuity plans related to network security
• Monitor network traffic for unusual activity and investigate security breaches. Lead incident response activities, including detection, containment, eradication, recovery, and post-incident analysis
• Ensure the network complies with industry regulations and company policies (e.g., NIST, ISO, PCI-DSS) and work closely with the compliance team to ensure all security standards are met
• Collaborate with IT teams, business units, and external vendors to integrate security solutions into broader business processes. Mentor junior engineers and provide guidance on security best practices
• Maintain comprehensive documentation of all network security systems, including configurations, processes, and incident reports. Provide regular security updates to senior management and recommend improvements
• Stay informed of new cybersecurity threats and emerging technologies. Evaluate and recommend new tools and approaches to strengthen the organization's security posture

Benefits

• We offer amazing benefits above and beyond the basics. We have an array of health plans to choose from (some as low as $0 per paycheck) that include programs for fertility and family planning, mental health support, and fitness benefits.
• We offer generous paid time off (PTO & sick leave), annual bonus and long-term incentive opportunities (based on performance), 401k with up to a 5% match, commuter benefits , pet insurance, and more - check out all our benefits here: FanDuel Total Rewards.
• Benefits differ across location, role, and level.
• medical, vision, and dental insurance; life insurance; disability insurance; a 401(k) matching program; among other employee benefits.
• This role may also be eligible for short-term or long-term incentive compensation, including, but not limited to, cash bonuses and stock program participation.
• This role includes paid personal time off and 14 paid company holidays.
• FanDuel offers paid sick time in accordance with all applicable state and federal laws.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level