Full-Time Senior Cyber Security Network Engineer

As a Senior Cyber Security Network Engineer, you will be responsible for ongoing maintenance and operations of current tools to maximize their capabilities.

Significant effort will be put into modernizing various tools and implementing new ways to visualize egress and ingress traffic. The ability to implement novel solutions and platforms is crucial.

The primary focus is on NielsenIQ-hosted solutions, but will incorporate tools across various cloud platforms, with a strong focus on Azure.

This position will involve close collaboration with Enterprise IT, network infrastructure teams, and the Governance Risk and Controls team to deploy and operate various tools.

Responsibilities Include:

• Proactively identify opportunities to improve security controls, enhance threat detection, and reduce attack surfaces.
• Develop and deploy innovative network-based security solutions.
• Spearhead Proof of Concept (POC) activities and participate in decision-making for new product analysis and selection.
• Review network security requests and modifications; advise and consult with requestors.
• Collaborate with Enterprise IT to drive best practices across global networks.
• Document procedures for internal teams, technical users, and end-users.
• Provide secondary support for endpoint software issues (EDR, AV, content filtering).
• Interface with vendors to drive product enhancements and issue resolution.
• Create and deliver training materials to non-technical users.
• Mentorship and guidance for junior team members.
• Escalation point for high-severity issues to ensure timely resolution.
• Support organization-wide campaigns for security foundations in all technologies.

Requirements:

• Bachelor's degree in a technical field (Computer Science, Information Systems, etc.) or equivalent experience.
• Hands-on experience with network analysis and security tools (packet capture, firewalls, WAFs, proxies, routing/switching, DNS, application layer networking, encryption, certificate handling, wireless technologies).
• Experience with tools such as F5 WAF, Azure WAF, Defender Network Protection, and ZScaler.
• Strong understanding of the OSI model.
• Fundamental knowledge of endpoint security tools (EDR, AV).
• Ability to support incident response teams.
• Knowledge of sophisticated hacking techniques, malicious actors, IOCs, TTPs, and translating intelligence into action is desirable.
• Experience with change management in enterprise production environments.
• Knowledge of scripting languages (PowerShell, Python).
• Ability to manipulate large datasets using tools (Excel, PowerBI, SQL).
• Familiarity with MITRE ATT&CK and NIST CSF frameworks.
• Self-starter, technology and security enthusiast.

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