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Full Time Core Network Engineer Jobs (NOW HIRING)

InstantServe LLC

Senior Network Engineer

Blythewood, SC · On-site

$83K - $113K/yr

... core network architecture • 10+ years of experience with advanced troubleshooting, routing, and switching • 4+ years of experience with wireless networks • 3+ years of experience with hybrid ...

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The Walt Disney Company

Lead Network Engineer

Morrisville, NC · On-site

$94K - $131K/yr

BU specific technologies - expert understanding of not only core network concepts and technologies ... Network Engineer Employment Type: Full time Primary City, State, Region, Postal Code: Raleigh, NC ...

The Walt Disney Company

Lead Network Engineer

Raleigh, NC · On-site

$98K - $136K/yr

BU specific technologies - expert understanding of not only core network concepts and technologies ... Network Engineer Employment Type: Full time Primary City, State, Region, Postal Code: Raleigh, NC ...

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How much do full time core network engineer jobs pay per year?

As of Jul 14, 2026, the average yearly pay for full time core network engineer in the United States is $109,040.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,000.00 and $133,500.00 per year, depending on experience, location, and employer.

What are Full Time Core Network Engineers?

Full Time Core Network Engineers are IT professionals responsible for designing, implementing, maintaining, and optimizing the core components of a telecommunications or enterprise network. Their work ensures reliable connectivity, high performance, and secure data transmission across the network infrastructure. They often manage routers, switches, firewalls, and other critical hardware, and may troubleshoot network issues, plan upgrades, and collaborate with other IT teams. Being 'full time' means they work standard or extended hours as permanent employees, rather than on a contract or part-time basis.

What is the difference between Full Time Core Network Engineer vs Network Operations Center (NOC) Technician?

AspectFull Time Core Network EngineerNetwork Operations Center (NOC) Technician
CredentialsNetworking certifications (e.g., CCNA, CCNP)Networking certifications (e.g., CompTIA Network+)
Work EnvironmentDesign, implement, and maintain core network infrastructureMonitor and troubleshoot network issues in real-time
Employer & Industry UsageTelecom, ISPs, large enterprisesTelecom, ISPs, managed service providers

Full Time Core Network Engineers focus on designing and maintaining the core network infrastructure, requiring advanced certifications and technical expertise. NOC Technicians primarily monitor and troubleshoot network issues in real-time, often working in a 24/7 environment. Both roles are essential in network operations but differ in scope and responsibilities.

What are the key skills and qualifications needed to thrive as a Full Time Core Network Engineer, and why are they important?

To thrive as a Full Time Core Network Engineer, you need a solid understanding of network protocols, routing and switching, and typically hold a degree in computer science or a related field. Familiarity with tools like Cisco IOS, Juniper Junos, network monitoring systems, and certifications such as CCNP or JNCIP are highly valued. Strong problem-solving skills, attention to detail, and the ability to communicate complex technical concepts clearly are essential soft skills. These competencies enable efficient management of complex networks, minimize downtime, and ensure reliable connectivity crucial for organizational operations.

What are some common challenges a Core Network Engineer may face when working with evolving network technologies?

As a Core Network Engineer, one frequent challenge is keeping up with rapidly changing technologies, such as the transition from legacy systems to next-generation networks like 5G or SDN (Software Defined Networking). Integrating new solutions with existing infrastructure often requires deep troubleshooting skills and close collaboration with cross-functional teams, including operations and security. Additionally, maintaining network reliability while implementing upgrades can be demanding, making proactive planning and continuous learning essential for success in this role.
What cities are hiring for Full Time Core Network Engineer jobs? Cities with the most Full Time Core Network Engineer job openings:
What are the most commonly searched types of Core Network Engineer jobs? The most popular types of Core Network Engineer jobs are:
What states have the most Full Time Core Network Engineer jobs? States with the most job openings for Full Time Core Network Engineer jobs include:
Full Time Core Network Engineer jobs near you
Software Engineer, Core Network Engineering

Software Engineer, Core Network Engineering

OpenAI

San Francisco, CA • On-site

Full-time

Re-posted 7 days ago

Job description

Job Summary:
OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. They are seeking engineers to help build and operate the networking foundation behind OpenAI’s frontier AI systems, focusing on large-scale AI training and inference infrastructure.
Responsibilities:
• Design, build, and operate networking systems that support large-scale AI training and inference infrastructure
• Improve performance, reliability, and scalability across host networking, datacenter fabrics, and WAN systems
• Develop automation for provisioning, configuration management, validation, upgrades, and lifecycle management of networking infrastructure
• Build tooling and observability systems for network health, performance analysis, debugging, and automated remediation
• Optimize network performance across technologies such as RDMA, RoCE, InfiniBand, Ethernet, and high-performance GPU interconnects
• Define and operationalize networking protocols, readiness criteria, and continuous validation systems
• Partner closely with compute, storage, hardware, and infrastructure teams to ensure networking scales predictably with fleet growth
• Contribute to architecture decisions around topology design, capacity planning, failure domains, and network reliability
• Diagnose complex distributed systems and networking issues across large heterogeneous compute environments
Qualifications:
Required:
• Have experience building or operating large-scale networking or distributed systems infrastructure
• Are comfortable working close to the hardware/software boundary
• Have experience with Linux networking, kernel systems, NICs, RDMA, or performance-sensitive infrastructure software
• Have worked with high-performance networking technologies such as InfiniBand, RoCE, DPDK, or large-scale Ethernet fabrics
• Have experience with datacenter networking, WAN systems, or host networking stacks
• Enjoy debugging complex systems and performance bottlenecks across multiple layers of the stack
• Are comfortable writing production software in languages such as C++, Python, or Go
• Have strong systems fundamentals across networking, operating systems, distributed systems, or infrastructure engineering
• Are motivated by building infrastructure that directly accelerates frontier AI research and deployment
Company:
OpenAI is an AI research and deployment company that develops advanced AI models, including ChatGPT. It is a sub-organization of OpenAI Foundation. Founded in 2015, the company is headquartered in San Francisco, USA, with a team of 1001-5000 employees. The company is currently Late Stage.

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