Senior Network Engineer I

At Nielsen, we are passionate about our work to power a better media future for all people by providing powerful insights that drive client decisions and deliver extraordinary results. Our talented, global workforce is dedicated to capturing audience engagement with content - wherever and whenever it’s consumed. Together, we are proudly rooted in our deep legacy as we stand at the forefront of the media revolution. When you join Nielsen, you will join a dynamic team committed to excellence, perseverance, and the ambition to make an impact together. We champion you, because when you succeed, we do too. We enable your best to power our future.

We are looking for a Senior Network Engineer to design, build, and maintain our critical network infrastructure across offices, data centers, multiple cloud regions and providers, and a large-scale WAN environment.

In this role, you will help evolve and modernize our network architecture to support the organization's changing business needs. You will work closely with a core network engineering team, as well as NOC and Cyber Security teams, to ensure optimal performance, reliability, and security.

This is a highly collaborative role where you will contribute to architectural decisions, lead engineering initiatives, and serve as a primary escalation point for complex incidents.

Responsibilities

• Design, build, and maintain secure, reliable network infrastructure across offices, data centers, and multi-cloud environments.

• Monitor network health and performance (e.g., SolarWinds), troubleshooting and resolving connectivity and routing issues.

• Administer core network services, including firewalls, load balancers, and DNS/DHCP.

• Collaborate with network, NOC, and cybersecurity teams on architectural decisions and engineering initiatives.

• Lead network projects, mentor junior engineers, and act as primary escalation point for critical incidents.

• 5+ years of experience in network administration and design.

• Strong knowledge of core networking, routing protocols, next-gen firewalls, load balancers, and DNS/DHCP.

• Hands-on experience with leading vendors (Cisco, F5, Palo Alto, Fortinet) and basic cloud networking knowledge.

• Excellent troubleshooting, communication, and mentoring skills, with the ability to lead junior engineers under pressure.

• Advanced English proficiency (written and spoken).
  
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